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Materials Data on Fe3O4 by Materials Project

Fe3O4 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are six inequivalent Fe+2.67+ sites. In the first Fe+2.67+ site, Fe+2.67+ is bonded to six O2- atoms to form a mixture of corner and edge-sharing FeO6 octahedra. The corner-sharing octahedra tilt angles range from 7–56°. There are a spread of Fe–O bond distances ranging from 2.01–2.10 Å. In the second Fe+2.67+ site, Fe+2.67+ is bonded to six O2- atoms to form a mixture of corner and edge-sharing FeO6 octahedra. The corner-sharing octahedra tilt angles range from 7–55°. There are a spread of Fe–O bond distances ranging from 1.94–2.13 Å. In the third Fe+2.67+ site, Fe+2.67+ is bonded to six O2- atoms to form a mixture of corner and edge-sharing FeO6 octahedra. The corner-sharing octahedra tilt angles range from 6–56°. There are a spread of Fe–O bond distances ranging from 1.97–2.11 Å. In the fourth Fe+2.67+ site, Fe+2.67+ is bonded to six O2- atoms to form a mixture of corner and edge-sharing FeO6 octahedra. The corner-sharing octahedra tilt angles range from 6–55°. There are a spread of Fe–O bond distances ranging from 1.98–2.13 Å. In the fifth Fe+2.67+ site, Fe+2.67+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Fe–O bond distances ranging from 2.11–2.53 Å. In the sixth Fe+2.67+ site, Fe+2.67+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Fe–O bond distances ranging from 2.13–2.52 Å. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded to four Fe+2.67+ atoms to form distorted OFe4 tetrahedra that share corners with two equivalent OFe5 square pyramids, corners with two equivalent OFe4 tetrahedra, corners with ten OFe5 trigonal bipyramids, edges with two equivalent OFe5 square pyramids, and edges with two OFe5 trigonal bipyramids. In the second O2- site, O2- is bonded to four Fe+2.67+ atoms to form distorted OFe4 tetrahedra that share corners with two equivalent OFe5 square pyramids, corners with two equivalent OFe4 tetrahedra, corners with ten OFe5 trigonal bipyramids, edges with two equivalent OFe5 square pyramids, and edges with two OFe5 trigonal bipyramids. In the third O2- site, O2- is bonded to five Fe+2.67+ atoms to form distorted OFe5 trigonal bipyramids that share corners with two equivalent OFe5 square pyramids, corners with five OFe4 tetrahedra, corners with two equivalent OFe5 trigonal bipyramids, edges with three equivalent OFe5 square pyramids, an edgeedge with one OFe4 tetrahedra, and edges with five OFe5 trigonal bipyramids. In the fourth O2- site, O2- is bonded to five Fe+2.67+ atoms to form distorted OFe5 trigonal bipyramids that share corners with six OFe5 square pyramids, corners with five OFe4 tetrahedra, corners with two equivalent OFe5 trigonal bipyramids, an edgeedge with one OFe5 square pyramid, an edgeedge with one OFe4 tetrahedra, and edges with five OFe5 trigonal bipyramids. In the fifth O2- site, O2- is bonded to five Fe+2.67+ atoms to form distorted OFe5 trigonal bipyramids that share corners with six OFe5 square pyramids, corners with five OFe4 tetrahedra, corners with two equivalent OFe5 trigonal bipyramids, an edgeedge with one OFe5 square pyramid, an edgeedge with one OFe4 tetrahedra, and edges with five OFe5 trigonal bipyramids. In the sixth O2- site, O2- is bonded to five Fe+2.67+ atoms to form distorted OFe5 trigonal bipyramids that share corners with two equivalent OFe5 square pyramids, corners with five OFe4 tetrahedra, corners with two equivalent OFe5 trigonal bipyramids, edges with three equivalent OFe5 square pyramids, an edgeedge with one OFe4 tetrahedra, and edges with five OFe5 trigonal bipyramids. In the seventh O2- site, O2- is bonded to five Fe+2.67+ atoms to form distorted OFe5 square pyramids that share corners with two equivalent OFe4 tetrahedra, corners with eight OFe5 trigonal bipyramids, edges with two equivalent OFe5 square pyramids, edges with two equivalent OFe4 tetrahedra, and edges with four OFe5 trigonal bipyramids. In the eighth O2- site, O2- is bonded to five Fe+2.67+ atoms to form distorted OFe5 square pyramids that share corners with two equivalent OFe4 tetrahedra, corners with eight OFe5 trigonal bipyramids, edges with two equivalent OFe5 square pyramids, edges with two equivalent OFe4 tetrahedra, and edges with four OFe5 trigonal bipyramids.

36 MATERIALS SCIENCE↗

Materials Data on Sr11LaFe6(MoO6)6 by Materials Project

Sr11LaFe6(MoO6)6 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eleven inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with twelve SrO12 cuboctahedra, faces with six SrO12 cuboctahedra, faces with three FeO6 octahedra, and faces with five MoO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.64–3.11 Å. In the second Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with twelve SrO12 cuboctahedra, faces with six SrO12 cuboctahedra, faces with four MoO6 octahedra, and faces with four FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.62–3.04 Å. In the third Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with twelve SrO12 cuboctahedra, faces with five SrO12 cuboctahedra, faces with four MoO6 octahedra, and faces with four FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.65–3.06 Å. In the fourth Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with twelve SrO12 cuboctahedra, faces with four SrO12 cuboctahedra, faces with four MoO6 octahedra, and faces with four FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.65–3.07 Å. In the fifth Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with twelve SrO12 cuboctahedra, faces with four SrO12 cuboctahedra, faces with three MoO6 octahedra, and faces with five FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.61–3.12 Å. In the sixth Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with twelve SrO12 cuboctahedra, faces with five SrO12 cuboctahedra, faces with four MoO6 octahedra, and faces with four FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.59–3.14 Å. In the seventh Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with ten SrO12 cuboctahedra, faces with six SrO12 cuboctahedra, faces with three MoO6 octahedra, and faces with five FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.67–3.10 Å. In the eighth Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with twelve SrO12 cuboctahedra, faces with six SrO12 cuboctahedra, faces with three FeO6 octahedra, and faces with five MoO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.64–3.07 Å. In the ninth Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with ten SrO12 cuboctahedra, faces with six SrO12 cuboctahedra, faces with four MoO6 octahedra, and faces with four FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.63–3.17 Å. In the tenth Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with nine SrO12 cuboctahedra, faces with six SrO12 cuboctahedra, faces with four MoO6 octahedra, and faces with four FeO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.66–3.14 Å. In the eleventh Sr2+ site, Sr2+ is bonded to twelve O2- atoms to form distorted SrO12 cuboctahedra that share corners with nine SrO12 cuboctahedra, faces with six SrO12 cuboctahedra, faces with three FeO6 octahedra, and faces with five MoO6 octahedra. There are a spread of Sr–O bond distances ranging from 2.59–3.17 Å. La3+ is bonded in a 12-coordinate geometry to eleven O2- atoms. There are a spread of La–O bond distances ranging from 2.43–3.05 Å. There are six inequivalent Mo+4.83+ sites. In the first Mo+4.83+ site, Mo+4.83+ is bonded to six O2- atoms to form MoO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four MoO6 octahedra, and faces with eight SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–16°. There are a spread of Mo–O bond distances ranging from 2.00–2.08 Å. In the second Mo+4.83+ site, Mo+4.83+ is bonded to six O2- atoms to form MoO6 octahedra that share corners with two equivalent MoO6 octahedra, corners with four FeO6 octahedra, and faces with eight SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–16°. There are a spread of Mo–O bond distances ranging from 1.97–2.03 Å. In the third Mo+4.83+ site, Mo+4.83+ is bonded to six O2- atoms to form MoO6 octahedra that share a cornercorner with one MoO6 octahedra, corners with five FeO6 octahedra, and faces with eight SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 0–16°. There are a spread of Mo–O bond distances ranging from 1.93–2.04 Å. In the fourth Mo+4.83+ site, Mo+4.83+ is bonded to six O2- atoms to form MoO6 octahedra that share corners with six FeO6 octahedra and faces with eight SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–15°. There are a spread of Mo–O bond distances ranging from 1.95–2.05 Å. In the fifth Mo+4.83+ site, Mo+4.83+ is bonded to six O2- atoms to form MoO6 octahedra that share a cornercorner with one MoO6 octahedra, corners with five FeO6 octahedra, and faces with seven SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–16°. There are a spread of Mo–O bond distances ranging from 1.94–2.03 Å. In the sixth Mo+4.83+ site, Mo+4.83+ is bonded to six O2- atoms to form MoO6 octahedra that share corners with six FeO6 octahedra and faces with six SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–21°. There are a spread of Mo–O bond distances ranging from 1.94–2.04 Å. There are six inequivalent Fe3+ sites. In the first Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six MoO6 octahedra and faces with seven SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–21°. There are a spread of Fe–O bond distances ranging from 1.99–2.10 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent MoO6 octahedra, corners with four FeO6 octahedra, and faces with seven SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–20°. There are a spread of Fe–O bond distances ranging from 2.01–2.08 Å. In the third Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share a cornercorner with one FeO6 octahedra, corners with five MoO6 octahedra, and faces with eight SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–16°. There are a spread of Fe–O bond distances ranging from 1.98–2.09 Å. In the fourth Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six MoO6 octahedra and faces with eight SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 1–16°. There are a spread of Fe–O bond distances ranging from 1.99–2.10 Å. In the fifth Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share a cornercorner with one FeO6 octahedra, corners with five MoO6 octahedra, and faces with seven SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 2–21°. There are a spread of Fe–O bond distances ranging from 1.98–2.12 Å. In the sixth Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four MoO6 octahedra, and faces with six SrO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 2–20°. There are a spread of Fe–O bond distances ranging from 1.96–2.09 Å. There are thirty-six inequivalent O2- sites. In the first O2- site, O2- is bonded to four Sr2+ and two Fe3+ atoms to form distorted OSr4Fe2 octahedra that share corners with five OSr4FeMo octahedra and edges with two equivalent OSr4Mo2 octahedra. The corner-sharing octahedra tilt angles range from 1–3°. In the second O2- site, O2- is bonded in a distorted linear geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the third O2- site, O2- is bonded to four Sr2+, one Mo+4.83+, and one Fe3+ atom to form distorted OSr4FeMo octahedra that share corners with four OSr4Mo2 octahedra and edges with two equivalent OSr4FeMo octahedra. The corner-sharing octahedra tilt angles range from 0–3°. In the fourth O2- site, O2- is bonded to four Sr2+, one Mo+4.83+, and one Fe3+ atom to form distorted corner-sharing OSr4FeMo octahedra. The corner-sharing octahedra tilt angles range from 1–5°. In the fifth O2- site, O2- is bonded in a distorted linear geometry to two Sr2+, two equivalent La3+, one Mo+4.83+, and one Fe3+ atom. In the sixth O2- site, O2- is bonded to four Sr2+ and two Mo+4.83+ atoms to form distorted OSr4Mo2 octahedra that share corners with four OSr4Mo2 octahedra and edges with two equivalent OSr3LaFe2 octahedra. The corner-sharing octahedra tilt angles range from 1–5°. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the eighth O2- site, O2- is bonded in a 2-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the ninth O2- site, O2- is bonded in a 2-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to three Sr2+, one La3+, one Mo+4.83+, and one Fe3+ atom. In the eleventh O2- site, O2- is bonded in a 2-coordinate geometry to three Sr2+, one La3+, one Mo+4.83+, and one Fe3+ atom. In the twelfth O2- site, O2- is bonded in a 6-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the thirteenth O2- site, O2- is bonded in a 4-coordinate geometry to four Sr2+ and two Mo+4.83+ atoms. In the fourteenth O2- site, O2- is bonded in a 6-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the fifteenth O2- site, O2- is bonded in a 2-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the sixteenth O2- site, O2- is bonded in a 4-coordinate geometry to three Sr2+, one Mo+4.83+, and one Fe3+ atom. In the seventeenth O2- site, O2- is bonded in a 6-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the eighteenth O2- site, O2- is bonded in a 4-coordinate geometry to three Sr2+, one La3+, and two Fe3+ atoms. In the nineteenth O2- site, O2- is bonded to four Sr2+ and two Mo+4.83+ atoms to form distorted OSr4Mo2 octahedra that share corners with five OSr4Mo2 octahedra and edges with two equivalent OSr4Fe2 octahedra. The corner-sharing octahedra tilt angles range from 0–4°. In the twentieth O2- site, O2- is bonded to four Sr2+, one Mo+4.83+, and one Fe3+ atom to form distorted OSr4FeMo octahedra that share corners with five OSr4Mo2 octahedra and edges with two equivalent OSr4FeMo octahedra. The corner-sharing octahedra tilt angles range from 1–2°. In the twenty-first O2- site, O2- is bonded in a distorted linear geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the twenty-second O2- site, O2- is bonded in a distorted linear geometry to three Sr2+, one La3+, one Mo+4.83+, and one Fe3+ atom. In the twenty-third O2- site, O2- is bonded to three Sr2+, one La3+, and two Fe3+ atoms to form distorted OSr3LaFe2 octahedra that share corners with four OSr3LaFe2 octahedra and edges with two equivalent OSr4Mo2 octahedra. The corner-sharing octahedra tilt angles range from 3–5°. In the twenty-fourth O2- site, O2- is bonded in a distorted linear geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the twenty-fifth O2- site, O2- is bonded in a 6-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the twenty-sixth O2- site, O2- is bonded in a 4-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the twenty-seventh O2- site, O2- is bonded in a 2-coordinate geometry to four Sr2+, one Mo+4.83+, and one Fe3+ atom. In the twenty-eighth

36 MATERIALS SCIENCE↗

Materials Data on Li3La8Ti9Cr3O36 by Materials Project

Li3La8Ti9Cr3O36 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are three inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Li–O bond distances ranging from 2.34–2.46 Å. In the second Li1+ site, Li1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Li–O bond distances ranging from 2.31–2.84 Å. In the third Li1+ site, Li1+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Li–O bond distances ranging from 2.38–2.44 Å. There are eight inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 12-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.40–2.52 Å. In the second La3+ site, La3+ is bonded in a 11-coordinate geometry to eleven O2- atoms. There are a spread of La–O bond distances ranging from 2.39–2.98 Å. In the third La3+ site, La3+ is bonded in a 12-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.39–2.88 Å. In the fourth La3+ site, La3+ is bonded in a 12-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.37–2.54 Å. In the fifth La3+ site, La3+ is bonded in a 11-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.35–2.53 Å. In the sixth La3+ site, La3+ is bonded in a 12-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.36–2.55 Å. In the seventh La3+ site, La3+ is bonded in a 12-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.37–2.54 Å. In the eighth La3+ site, La3+ is bonded in a 12-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.39–2.52 Å. There are nine inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one CrO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 21–29°. There are a spread of Ti–O bond distances ranging from 1.91–2.04 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 18–27°. There are a spread of Ti–O bond distances ranging from 1.92–2.05 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 21–28°. There are a spread of Ti–O bond distances ranging from 1.95–2.03 Å. In the fourth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one CrO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 8–27°. There are a spread of Ti–O bond distances ranging from 1.86–2.09 Å. In the fifth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one TiO6 octahedra and corners with five CrO6 octahedra. The corner-sharing octahedra tilt angles range from 13–27°. There are a spread of Ti–O bond distances ranging from 1.91–2.05 Å. In the sixth Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 21–29°. There are a spread of Ti–O bond distances ranging from 1.94–2.02 Å. In the seventh Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 21–29°. There are a spread of Ti–O bond distances ranging from 1.94–2.04 Å. In the eighth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one CrO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 8–27°. There are a spread of Ti–O bond distances ranging from 1.85–2.10 Å. In the ninth Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 18–27°. There are a spread of Ti–O bond distances ranging from 1.96–2.00 Å. There are three inequivalent Cr3+ sites. In the first Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share a cornercorner with one TiO6 octahedra and corners with five CrO6 octahedra. The corner-sharing octahedra tilt angles range from 20–25°. There are a spread of Cr–O bond distances ranging from 1.98–2.01 Å. In the second Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share a cornercorner with one CrO6 octahedra and corners with five TiO6 octahedra. The corner-sharing octahedra tilt angles range from 13–29°. There are a spread of Cr–O bond distances ranging from 2.00–2.03 Å. In the third Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two TiO6 octahedra and corners with four equivalent CrO6 octahedra. The corner-sharing octahedra tilt angles range from 20–22°. There are a spread of Cr–O bond distances ranging from 1.98–2.01 Å. There are thirty-six inequivalent O2- sites. In the first O2- site, O2- is bonded in a 5-coordinate geometry to one Li1+ and two Ti4+ atoms. In the second O2- site, O2- is bonded in a distorted bent 150 degrees geometry to two equivalent La3+ and two Ti4+ atoms. In the third O2- site, O2- is bonded in a 5-coordinate geometry to one La3+, one Ti4+, and one Cr3+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the fifth O2- site, O2- is bonded in a 2-coordinate geometry to one Li1+, one La3+, one Ti4+, and one Cr3+ atom. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the seventh O2- site, O2- is bonded in a 5-coordinate geometry to one Li1+, two La3+, and two Ti4+ atoms. In the eighth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Cr3+ atoms. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ti4+ atoms. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the eleventh O2- site, O2- is bonded in a 3-coordinate geometry to one La3+ and two Ti4+ atoms. In the twelfth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the thirteenth O2- site, O2- is bonded in a 4-coordinate geometry to three La3+ and two Cr3+ atoms. In the fourteenth O2- site, O2- is bonded in a 2-coordinate geometry to two La3+ and two Ti4+ atoms. In the fifteenth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+, one Ti4+, and one Cr3+ atom. In the sixteenth O2- site, O2- is bonded in a 5-coordinate geometry to one Li1+, one Ti4+, and one Cr3+ atom. In the seventeenth O2- site, O2- is bonded in a 5-coordinate geometry to one Li1+ and two Ti4+ atoms. In the eighteenth O2- site, O2- is bonded in a 5-coordinate geometry to one La3+, one Ti4+, and one Cr3+ atom. In the nineteenth O2- site, O2- is bonded in a 3-coordinate geometry to one La3+ and two Ti4+ atoms. In the twentieth O2- site, O2- is bonded in a 3-coordinate geometry to one La3+ and two Ti4+ atoms. In the twenty-first O2- site, O2- is bonded in a 5-coordinate geometry to one La3+ and two Cr3+ atoms. In the twenty-second O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the twenty-third O2- site, O2- is bonded in a 2-coordinate geometry to one Li1+, one La3+, one Ti4+, and one Cr3+ atom. In the twenty-fourth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the twenty-fifth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ti4+ atoms. In the twenty-sixth O2- site, O2- is bonded in a 5-coordinate geometry to one Li1+, two La3+, and two Ti4+ atoms. In the twenty-seventh O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Cr3+ atoms. In the twenty-eighth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the twenty-ninth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one La3+, and two Ti4+ atoms. In the thirtieth O2- site, O2- is bonded in a 2-coordinate geometry to two La3+ and two Ti4+ atoms. In the thirty-first O2- site, O2- is bonded in a 4-coordinate geometry to two La3+, one Ti4+, and one Cr3+ atom. In the thirty-second O2- site, O2- is bonded in a 3-coordinate geometry to one La3+ and two Ti4+ atoms. In the thirty-third O2- site, O2- is bonded in a 4-coordinate geometry to three La3+ and two Cr3+ atoms. In the thirty-fourth O2- site, O2- is bonded in a 3-coordinate geometry to one La3+ and two Ti4+ atoms. In the thirty-fifth O2- site, O2- is bonded in a 3-coordinate geometry to two equivalent Li1+, one La3+, and two Ti4+ atoms. In the thirty-sixth O2- site, O2- is bonded in a 5-coordinate geometry to three La3+, one Ti4+, and one Cr3+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Zr2N2O by Materials Project

Zr2ON2 crystallizes in the monoclinic Pm space group. The structure is three-dimensional. there are eight inequivalent Zr4+ sites. In the first Zr4+ site, Zr4+ is bonded to four N3- and three O2- atoms to form distorted ZrN4O3 pentagonal bipyramids that share corners with two equivalent ZrN6O pentagonal bipyramids and edges with four ZrN4O3 pentagonal bipyramids. There are a spread of Zr–N bond distances ranging from 2.16–2.27 Å. There are one shorter (2.28 Å) and two longer (2.32 Å) Zr–O bond lengths. In the second Zr4+ site, Zr4+ is bonded in a 8-coordinate geometry to three N3- and five O2- atoms. There are one shorter (2.26 Å) and two longer (2.29 Å) Zr–N bond lengths. There are a spread of Zr–O bond distances ranging from 2.25–2.65 Å. In the third Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to five N3- and two equivalent O2- atoms. There are a spread of Zr–N bond distances ranging from 2.23–2.35 Å. Both Zr–O bond lengths are 2.34 Å. In the fourth Zr4+ site, Zr4+ is bonded to five N3- and two O2- atoms to form a mixture of distorted edge and corner-sharing ZrN5O2 pentagonal bipyramids. There are a spread of Zr–N bond distances ranging from 2.19–2.28 Å. There are one shorter (2.28 Å) and one longer (2.33 Å) Zr–O bond lengths. In the fifth Zr4+ site, Zr4+ is bonded to six N3- and one O2- atom to form distorted ZrN6O pentagonal bipyramids that share corners with two equivalent ZrN4O3 pentagonal bipyramids and edges with four ZrN5O2 pentagonal bipyramids. There are a spread of Zr–N bond distances ranging from 2.23–2.28 Å. The Zr–O bond length is 2.38 Å. In the sixth Zr4+ site, Zr4+ is bonded in a 8-coordinate geometry to six N3- and two equivalent O2- atoms. There are a spread of Zr–N bond distances ranging from 2.26–2.70 Å. Both Zr–O bond lengths are 2.31 Å. In the seventh Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to six N3- and one O2- atom. There are two shorter (2.29 Å) and four longer (2.32 Å) Zr–N bond lengths. The Zr–O bond length is 2.31 Å. In the eighth Zr4+ site, Zr4+ is bonded to five N3- and two O2- atoms to form distorted ZrN5O2 pentagonal bipyramids that share corners with two equivalent ZrN5O2 pentagonal bipyramids and edges with four ZrN4O3 pentagonal bipyramids. There are a spread of Zr–N bond distances ranging from 2.21–2.28 Å. There are one shorter (2.27 Å) and one longer (2.29 Å) Zr–O bond lengths. There are eight inequivalent N3- sites. In the first N3- site, N3- is bonded in a 5-coordinate geometry to five Zr4+ atoms. In the second N3- site, N3- is bonded in a 5-coordinate geometry to five Zr4+ atoms. In the third N3- site, N3- is bonded to five Zr4+ atoms to form a mixture of distorted edge and corner-sharing NZr5 square pyramids. In the fourth N3- site, N3- is bonded to five Zr4+ atoms to form a mixture of distorted edge and corner-sharing NZr5 trigonal bipyramids. In the fifth N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 square pyramids that share corners with two equivalent NZr5 square pyramids, corners with two equivalent OZr5 square pyramids, corners with four NZr5 trigonal bipyramids, edges with three NZr5 square pyramids, and an edgeedge with one NZr5 trigonal bipyramid. In the sixth N3- site, N3- is bonded in a 4-coordinate geometry to five Zr4+ atoms. In the seventh N3- site, N3- is bonded in a 5-coordinate geometry to five Zr4+ atoms. In the eighth N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 trigonal bipyramids that share corners with two equivalent NZr5 square pyramids, an edgeedge with one NZr5 square pyramid, edges with two equivalent OZr5 square pyramids, and edges with two equivalent NZr5 trigonal bipyramids. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded to five Zr4+ atoms to form distorted OZr5 square pyramids that share corners with two equivalent NZr5 square pyramids, edges with two equivalent OZr5 square pyramids, and edges with two equivalent NZr5 trigonal bipyramids. In the second O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ atoms. In the third O2- site, O2- is bonded in a 4-coordinate geometry to five Zr4+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on Mg2Cu5O7 by Materials Project

Mg2Cu5O7 crystallizes in the orthorhombic Pmm2 space group. The structure is three-dimensional. there are twelve inequivalent Mg2+ sites. In the first Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.21 Å. In the second Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.21 Å. In the third Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 18°. There are a spread of Mg–O bond distances ranging from 2.04–2.22 Å. In the fourth Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.22 Å. In the fifth Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 18°. There are a spread of Mg–O bond distances ranging from 2.04–2.23 Å. In the sixth Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.22 Å. In the seventh Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.21 Å. In the eighth Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share corners with two equivalent MgO6 octahedra, an edgeedge with one MgO6 octahedra, and an edgeedge with one CuO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.20 Å. In the ninth Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.21 Å. In the tenth Mg2+ site, Mg2+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing MgO6 octahedra. The corner-sharing octahedral tilt angles are 19°. There are a spread of Mg–O bond distances ranging from 2.05–2.21 Å. In the eleventh Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share corners with two equivalent MgO6 octahedra and edges with two CuO6 octahedra. The corner-sharing octahedral tilt angles are 20°. There are a spread of Mg–O bond distances ranging from 2.05–2.22 Å. In the twelfth Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share corners with two equivalent MgO6 octahedra, an edgeedge with one MgO6 octahedra, and an edgeedge with one CuO6 octahedra. The corner-sharing octahedral tilt angles are 20°. There are a spread of Mg–O bond distances ranging from 2.05–2.23 Å. There are sixteen inequivalent Cu2+ sites. In the first Cu2+ site, Cu2+ is bonded in a distorted rectangular see-saw-like geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.66 Å. In the second Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.62 Å. In the third Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.63 Å. In the fourth Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.91–2.63 Å. In the fifth Cu2+ site, Cu2+ is bonded in a distorted rectangular see-saw-like geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.90–2.64 Å. In the sixth Cu2+ site, Cu2+ is bonded in a distorted rectangular see-saw-like geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.66 Å. In the seventh Cu2+ site, Cu2+ is bonded in a distorted rectangular see-saw-like geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.91–2.63 Å. In the eighth Cu2+ site, Cu2+ is bonded in a distorted rectangular see-saw-like geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.63 Å. In the ninth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with two equivalent CuO6 octahedra and edges with two MgO6 octahedra. The corner-sharing octahedral tilt angles are 23°. There are a spread of Cu–O bond distances ranging from 2.06–2.28 Å. In the tenth Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.63 Å. In the eleventh Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.60 Å. In the twelfth Cu2+ site, Cu2+ is bonded to six O2- atoms to form CuO6 octahedra that share corners with two equivalent CuO6 octahedra and edges with two MgO6 octahedra. The corner-sharing octahedral tilt angles are 23°. There are a spread of Cu–O bond distances ranging from 2.06–2.28 Å. In the thirteenth Cu2+ site, Cu2+ is bonded in a distorted rectangular see-saw-like geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.65 Å. In the fourteenth Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.60 Å. In the fifteenth Cu2+ site, Cu2+ is bonded in a distorted rectangular see-saw-like geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.66 Å. In the sixteenth Cu2+ site, Cu2+ is bonded in a 4-coordinate geometry to five O2- atoms. There are a spread of Cu–O bond distances ranging from 1.92–2.62 Å. There are twenty-eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the second O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the third O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the fifth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the sixth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to six Cu2+ atoms. In the eighth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the tenth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the eleventh O2- site, O2- is bonded in a 6-coordinate geometry to six Cu2+ atoms. In the twelfth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the thirteenth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form distorted OMg2Cu3 square pyramids that share corners with six OMg2Cu3 square pyramids and edges with three OMgCu4 square pyramids. In the fourteenth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the fifteenth O2- site, O2- is bonded to one Mg2+ and four Cu2+ atoms to form distorted OMgCu4 square pyramids that share corners with six OMg2Cu3 square pyramids and edges with three OMgCu4 square pyramids. In the sixteenth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the seventeenth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the eighteenth O2- site, O2- is bonded to two Mg2+ and three Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMg2Cu3 square pyramids. In the nineteenth O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the twentieth O2- site, O2- is bonded to one Mg2+ and four Cu2+ atoms to form a mixture of distorted edge and corner-sharing OMgCu4 square pyramids. In the twenty-first O2- site, O2- is bonded to one Mg2+ and four Cu2+ atoms to form distorted OMgCu4 square pyramids that share corners with six OMgCu4 square pyramids and edges with three OMg2Cu3 square pyramids. In the twenty-second O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the twenty-third O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the twenty-fourth O2- site, O2- is bonded to one Mg2+ and four Cu2+ atoms to form distorted OMgCu4 square pyramids that share corners with six OMgCu4 square pyramids and edges with three OMg2Cu3 square pyramids. In the twenty-fifth O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the twenty-sixth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the twenty-seventh O2- site, O2- is bonded in a 6-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms. In the twenty-eighth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Mg2+ and four Cu2+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on LiSbF4 by Materials Project

LiSbF4 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are sixteen inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four F1- atoms to form distorted LiF4 tetrahedra that share corners with two SbF5 square pyramids. There are a spread of Li–F bond distances ranging from 1.88–1.99 Å. In the second Li1+ site, Li1+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Li–F bond distances ranging from 1.97–2.28 Å. In the third Li1+ site, Li1+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Li–F bond distances ranging from 1.83–2.58 Å. In the fourth Li1+ site, Li1+ is bonded in a distorted trigonal bipyramidal geometry to five F1- atoms. There are a spread of Li–F bond distances ranging from 2.08–2.20 Å. In the fifth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to five F1- atoms. There are a spread of Li–F bond distances ranging from 1.91–2.68 Å. In the sixth Li1+ site, Li1+ is bonded in a 6-coordinate geometry to six F1- atoms. There are a spread of Li–F bond distances ranging from 1.97–2.65 Å. In the seventh Li1+ site, Li1+ is bonded in a 6-coordinate geometry to six F1- atoms. There are a spread of Li–F bond distances ranging from 1.92–2.65 Å. In the eighth Li1+ site, Li1+ is bonded to four F1- atoms to form LiF4 tetrahedra that share a cornercorner with one SbF5 square pyramid and a cornercorner with one LiF4 trigonal pyramid. There are a spread of Li–F bond distances ranging from 1.89–1.97 Å. In the ninth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four F1- atoms. There are a spread of Li–F bond distances ranging from 1.87–2.45 Å. In the tenth Li1+ site, Li1+ is bonded to four F1- atoms to form distorted LiF4 tetrahedra that share a cornercorner with one SbF5 square pyramid. There are a spread of Li–F bond distances ranging from 1.86–2.00 Å. In the eleventh Li1+ site, Li1+ is bonded in a distorted see-saw-like geometry to four F1- atoms. There are a spread of Li–F bond distances ranging from 1.89–2.04 Å. In the twelfth Li1+ site, Li1+ is bonded to four F1- atoms to form distorted LiF4 trigonal pyramids that share a cornercorner with one SbF5 square pyramid and a cornercorner with one LiF4 tetrahedra. There are a spread of Li–F bond distances ranging from 1.94–2.01 Å. In the thirteenth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to five F1- atoms. There are a spread of Li–F bond distances ranging from 1.83–2.57 Å. In the fourteenth Li1+ site, Li1+ is bonded in a 6-coordinate geometry to six F1- atoms. There are a spread of Li–F bond distances ranging from 1.91–2.53 Å. In the fifteenth Li1+ site, Li1+ is bonded in a tetrahedral geometry to four F1- atoms. There are a spread of Li–F bond distances ranging from 1.90–2.15 Å. In the sixteenth Li1+ site, Li1+ is bonded in a rectangular see-saw-like geometry to four F1- atoms. There are a spread of Li–F bond distances ranging from 1.81–2.04 Å. There are sixteen inequivalent Sb3+ sites. In the first Sb3+ site, Sb3+ is bonded in a distorted rectangular see-saw-like geometry to four F1- atoms. There are a spread of Sb–F bond distances ranging from 2.02–2.18 Å. In the second Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 1.98–2.57 Å. In the third Sb3+ site, Sb3+ is bonded in a 4-coordinate geometry to four F1- atoms. There are a spread of Sb–F bond distances ranging from 1.98–2.30 Å. In the fourth Sb3+ site, Sb3+ is bonded in a distorted rectangular see-saw-like geometry to four F1- atoms. There are a spread of Sb–F bond distances ranging from 1.98–2.21 Å. In the fifth Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 2.00–2.59 Å. In the sixth Sb3+ site, Sb3+ is bonded to five F1- atoms to form distorted SbF5 square pyramids that share a cornercorner with one LiF4 trigonal pyramid. There are a spread of Sb–F bond distances ranging from 2.03–2.32 Å. In the seventh Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 2.01–2.44 Å. In the eighth Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 2.00–2.43 Å. In the ninth Sb3+ site, Sb3+ is bonded in a 6-coordinate geometry to six F1- atoms. There are a spread of Sb–F bond distances ranging from 1.96–2.74 Å. In the tenth Sb3+ site, Sb3+ is bonded to five F1- atoms to form distorted SbF5 square pyramids that share corners with two LiF4 tetrahedra. There are a spread of Sb–F bond distances ranging from 1.92–2.67 Å. In the eleventh Sb3+ site, Sb3+ is bonded in a 4-coordinate geometry to four F1- atoms. There are a spread of Sb–F bond distances ranging from 1.94–2.14 Å. In the twelfth Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 1.93–2.69 Å. In the thirteenth Sb3+ site, Sb3+ is bonded in a 6-coordinate geometry to six F1- atoms. There are a spread of Sb–F bond distances ranging from 1.94–2.72 Å. In the fourteenth Sb3+ site, Sb3+ is bonded in a 5-coordinate geometry to five F1- atoms. There are a spread of Sb–F bond distances ranging from 1.95–2.41 Å. In the fifteenth Sb3+ site, Sb3+ is bonded to five F1- atoms to form distorted SbF5 square pyramids that share corners with two LiF4 tetrahedra. There are a spread of Sb–F bond distances ranging from 1.91–2.62 Å. In the sixteenth Sb3+ site, Sb3+ is bonded in a 4-coordinate geometry to four F1- atoms. There are a spread of Sb–F bond distances ranging from 1.94–2.15 Å. There are sixty-four inequivalent F1- sites. In the first F1- site, F1- is bonded in a distorted L-shaped geometry to one Li1+ and one Sb3+ atom. In the second F1- site, F1- is bonded in a bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the third F1- site, F1- is bonded in a distorted T-shaped geometry to two Li1+ and one Sb3+ atom. In the fourth F1- site, F1- is bonded in a 2-coordinate geometry to two Sb3+ atoms. In the fifth F1- site, F1- is bonded in a bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the sixth F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the seventh F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the eighth F1- site, F1- is bonded in a bent 150 degrees geometry to one Li1+ and one Sb3+ atom. In the ninth F1- site, F1- is bonded in a distorted water-like geometry to one Li1+ and one Sb3+ atom. In the tenth F1- site, F1- is bonded in a distorted L-shaped geometry to one Li1+ and two Sb3+ atoms. In the eleventh F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Sb3+ atom. In the twelfth F1- site, F1- is bonded in an L-shaped geometry to one Li1+ and one Sb3+ atom. In the thirteenth F1- site, F1- is bonded in a T-shaped geometry to two Li1+ and one Sb3+ atom. In the fourteenth F1- site, F1- is bonded in a 2-coordinate geometry to two Li1+ and one Sb3+ atom. In the fifteenth F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Sb3+ atom. In the sixteenth F1- site, F1- is bonded in a 2-coordinate geometry to one Li1+ and two Sb3+ atoms. In the seventeenth F1- site, F1- is bonded in a distorted water-like geometry to one Li1+ and one Sb3+ atom. In the eighteenth F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the nineteenth F1- site, F1- is bonded in a distorted trigonal non-coplanar geometry to two Li1+ and one Sb3+ atom. In the twentieth F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the twenty-first F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Sb3+ atom. In the twenty-second F1- site, F1- is bonded in a distorted trigonal planar geometry to two Li1+ and one Sb3+ atom. In the twenty-third F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two Sb3+ atoms. In the twenty-fourth F1- site, F1- is bonded in a distorted trigonal non-coplanar geometry to two Li1+ and one Sb3+ atom. In the twenty-fifth F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Sb3+ atom. In the twenty-sixth F1- site, F1- is bonded in a bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the twenty-seventh F1- site, F1- is bonded in a distorted bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the twenty-eighth F1- site, F1- is bonded in a bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the twenty-ninth F1- site, F1- is bonded in a distorted T-shaped geometry to two Li1+ and one Sb3+ atom. In the thirtieth F1- site, F1- is bonded in a 3-coordinate geometry to one Li1+ and two Sb3+ atoms. In the thirty-first F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Sb3+ atom. In the thirty-second F1- site, F1- is bonded in a 2-coordinate geometry to one Li1+ and two Sb3+ atoms. In the thirty-third F1- site, F1- is bonded in a 4-coordinate geometry to two Li1+ and two Sb3+ atoms. In the thirty-fourth F1- site, F1- is bonded in a bent 150 degrees geometry to one Li1+ and one Sb3+ atom. In the thirty-fifth F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and one Sb3+ atom. In the thirty-sixth F1- site, F1- is bonded in a 2-coordinate geometry to two Li1+ and one Sb3+ atom. In the thirty-seventh F1- site, F1- is bonded in a 3-coordinate geometry to one Li1+ and two Sb3+ atoms. In the thirty-eighth F1- site, F1- is bonded in a distorted bent 150 degrees geometry to two Li1+ and one Sb3+ atom. In the thirty-ninth F1- site, F1- is bonded in a water-like geometry to one Li1+ and one Sb3+ atom. In the fortieth F1- site, F1- is bonded in a bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the forty-first F1- site, F1- is bonded in a 2-coordinate geometry to two Li1+ and one Sb3+ atom. In the forty-second F1- site, F1- is bonded in a bent 150 degrees geometry to one Li1+ and one Sb3+ atom. In the forty-third F1- site, F1- is bonded in a bent 150 degrees geometry to one Li1+ and one Sb3+ atom. In the forty-fourth F1- site, F1- is bonded in a bent 150 degrees geometry to one Li1+ and one Sb3+ atom. In the forty-fifth F1- site, F1- is bonded in a distorted single-bond geometry to one Li1+ and one Sb3+ atom. In the forty-sixth F1- site, F1- is bonded in a distorted bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the forty-seventh F1- site, F1- is bonded in a 1-coordinate geometry to two Sb3+ atoms. In the forty-eighth F1- site, F1- is bonded in a distorted trigonal planar geometry to two Li1+ and one Sb3+ atom. In the forty-ninth F1- site, F1- is bonded in a 2-coordinate geometry to two Li1+ and one Sb3+ atom. In the fiftieth F1- site, F1- is bonded in a bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the fifty-first F1- site, F1- is bonded in a distorted L-shaped geometry to two Li1+ and one Sb3+ atom. In the fifty-second F1- site, F1- is bonded in a distorted trigonal non-coplanar geometry to two Li1+ and one Sb3+ atom. In the fifty-third F1- site, F1- is bonded in a bent 150 degrees geometry to two Sb3+ atoms. In the fifty-fourth F1- site, F1- is bonded in a 2-coordinate geometry to two Li1+ and one Sb3+ atom. In the fifty-fifth F1- site, F1- is bonded in a 2-coordinate geometry to one Li1+ and two Sb3+ atoms. In the fifty-sixth F1- site, F1- is bonded in a bent 120 degrees geometry to one Li1+ and one Sb3+ atom. In the fifty-seventh F1- site, F1- is bonded in a bent 150 degrees geometry to one Li1+ and one Sb3+ atom. In the fifty-eighth F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the fifty-ninth F1- site, F1- is bonded in a single-bond geometry to one Sb3+ atom. In the sixtieth F1- site, F1- is bonded in a 1-coordinate geometry to one Li1+ and two Sb3+ atoms. In the sixty-first F1- site, F1- is bonded in a water-like geometry to one Li1+ and one Sb3+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Hf5N5O2 by Materials Project

Hf5N5O2 crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are five inequivalent Hf sites. In the first Hf site, Hf is bonded to five N and one O atom to form a mixture of edge and corner-sharing HfN5O octahedra. The corner-sharing octahedra tilt angles range from 2–59°. There are a spread of Hf–N bond distances ranging from 2.16–2.22 Å. The Hf–O bond length is 2.18 Å. In the second Hf site, Hf is bonded in a 7-coordinate geometry to five N and two equivalent O atoms. There are a spread of Hf–N bond distances ranging from 2.26–2.41 Å. Both Hf–O bond lengths are 2.22 Å. In the third Hf site, Hf is bonded in a 7-coordinate geometry to five N and two equivalent O atoms. There are a spread of Hf–N bond distances ranging from 2.25–2.38 Å. Both Hf–O bond lengths are 2.23 Å. In the fourth Hf site, Hf is bonded to five N and one O atom to form a mixture of edge and corner-sharing HfN5O octahedra. The corner-sharing octahedra tilt angles range from 2–59°. There are a spread of Hf–N bond distances ranging from 2.16–2.22 Å. The Hf–O bond length is 2.16 Å. In the fifth Hf site, Hf is bonded to four N and two O atoms to form HfN4O2 octahedra that share corners with two HfN5O octahedra and edges with two equivalent HfN4O2 octahedra. The corner-sharing octahedral tilt angles are 59°. There are two shorter (2.19 Å) and two longer (2.20 Å) Hf–N bond lengths. There are one shorter (2.11 Å) and one longer (2.12 Å) Hf–O bond lengths. There are five inequivalent N sites. In the first N site, N is bonded in a square co-planar geometry to four Hf atoms. In the second N site, N is bonded to five Hf atoms to form distorted NHf5 square pyramids that share corners with four equivalent OHf4 tetrahedra, corners with six NHf5 trigonal bipyramids, edges with two equivalent NHf5 square pyramids, edges with three OHf4 tetrahedra, and edges with four NHf5 trigonal bipyramids. In the third N site, N is bonded to five Hf atoms to form NHf5 trigonal bipyramids that share corners with two equivalent NHf5 square pyramids, corners with five OHf4 tetrahedra, corners with two equivalent NHf5 trigonal bipyramids, an edgeedge with one NHf5 square pyramid, an edgeedge with one OHf4 tetrahedra, and edges with four NHf5 trigonal bipyramids. In the fourth N site, N is bonded to five Hf atoms to form NHf5 trigonal bipyramids that share corners with two equivalent NHf5 square pyramids, corners with five OHf4 tetrahedra, corners with two equivalent NHf5 trigonal bipyramids, an edgeedge with one OHf4 tetrahedra, and edges with five NHf5 trigonal bipyramids. In the fifth N site, N is bonded to five Hf atoms to form distorted NHf5 trigonal bipyramids that share corners with two equivalent NHf5 square pyramids, corners with four equivalent OHf4 tetrahedra, corners with four NHf5 trigonal bipyramids, edges with three equivalent NHf5 square pyramids, edges with three OHf4 tetrahedra, and edges with three NHf5 trigonal bipyramids. There are two inequivalent O sites. In the first O site, O is bonded to four Hf atoms to form OHf4 tetrahedra that share corners with three OHf4 tetrahedra, corners with nine NHf5 trigonal bipyramids, edges with two equivalent NHf5 square pyramids, and edges with two NHf5 trigonal bipyramids. In the second O site, O is bonded to four Hf atoms to form OHf4 tetrahedra that share corners with four equivalent NHf5 square pyramids, corners with three OHf4 tetrahedra, corners with five NHf5 trigonal bipyramids, an edgeedge with one NHf5 square pyramid, and edges with three NHf5 trigonal bipyramids.

36 MATERIALS SCIENCE↗

Materials Data on Li2VO2F by Materials Project

Li2VO2F is Caswellsilverite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are ten inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to one O2- and five F1- atoms to form LiOF5 octahedra that share corners with two equivalent LiO3F3 octahedra, corners with three VO4F2 octahedra, edges with three VO5F octahedra, and edges with seven LiOF5 octahedra. The corner-sharing octahedra tilt angles range from 3–11°. The Li–O bond length is 2.19 Å. There are a spread of Li–F bond distances ranging from 1.95–2.34 Å. In the second Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with three LiO3F3 octahedra, corners with three VO5F octahedra, edges with three VO5F octahedra, and edges with nine LiOF5 octahedra. The corner-sharing octahedra tilt angles range from 4–8°. There are a spread of Li–O bond distances ranging from 2.10–2.29 Å. There are a spread of Li–F bond distances ranging from 2.04–2.15 Å. In the third Li1+ site, Li1+ is bonded to five O2- and one F1- atom to form distorted LiO5F octahedra that share a cornercorner with one LiO3F3 octahedra, corners with three VO6 octahedra, edges with three VO6 octahedra, and edges with six LiO5F octahedra. The corner-sharing octahedra tilt angles range from 7–11°. There are a spread of Li–O bond distances ranging from 1.94–2.46 Å. The Li–F bond length is 2.17 Å. In the fourth Li1+ site, Li1+ is bonded in a 6-coordinate geometry to five O2- and one F1- atom. There are a spread of Li–O bond distances ranging from 1.91–2.50 Å. The Li–F bond length is 2.42 Å. In the fifth Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with three LiO3F3 octahedra, corners with three VO5F octahedra, edges with three VO6 octahedra, and edges with nine LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 4–11°. There are a spread of Li–O bond distances ranging from 2.17–2.25 Å. There are a spread of Li–F bond distances ranging from 1.94–2.15 Å. In the sixth Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with three LiO3F3 octahedra, corners with three VO6 octahedra, edges with three VO6 octahedra, and edges with nine LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 4–13°. There are a spread of Li–O bond distances ranging from 2.14–2.30 Å. There are two shorter (2.01 Å) and one longer (2.18 Å) Li–F bond lengths. In the seventh Li1+ site, Li1+ is bonded in a 6-coordinate geometry to three O2- and three F1- atoms. There are a spread of Li–O bond distances ranging from 1.84–2.27 Å. There are a spread of Li–F bond distances ranging from 2.21–2.49 Å. In the eighth Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form distorted LiO3F3 octahedra that share a cornercorner with one LiO3F3 octahedra, corners with three VO5F octahedra, edges with three VO5F octahedra, and edges with six LiOF5 octahedra. The corner-sharing octahedra tilt angles range from 4–14°. There are a spread of Li–O bond distances ranging from 2.14–2.42 Å. There are a spread of Li–F bond distances ranging from 1.98–2.18 Å. In the ninth Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with three LiOF5 octahedra, corners with three VO6 octahedra, edges with three VO5F octahedra, and edges with nine LiOF5 octahedra. The corner-sharing octahedra tilt angles range from 4–13°. There are a spread of Li–O bond distances ranging from 2.15–2.38 Å. There are one shorter (1.97 Å) and two longer (2.11 Å) Li–F bond lengths. In the tenth Li1+ site, Li1+ is bonded to four O2- and two equivalent F1- atoms to form distorted LiO4F2 octahedra that share corners with two equivalent LiO3F3 octahedra, corners with three VO6 octahedra, edges with three VO6 octahedra, and edges with seven LiO5F octahedra. The corner-sharing octahedra tilt angles range from 5–13°. There are a spread of Li–O bond distances ranging from 1.89–2.42 Å. There are one shorter (2.15 Å) and one longer (2.16 Å) Li–F bond lengths. There are five inequivalent V3+ sites. In the first V3+ site, V3+ is bonded to five O2- and one F1- atom to form VO5F octahedra that share corners with five LiO3F3 octahedra, edges with six LiOF5 octahedra, and edges with six VO5F octahedra. The corner-sharing octahedra tilt angles range from 4–14°. There are a spread of V–O bond distances ranging from 1.97–2.10 Å. The V–F bond length is 2.16 Å. In the second V3+ site, V3+ is bonded to six O2- atoms to form VO6 octahedra that share corners with five LiO3F3 octahedra, edges with six LiO5F octahedra, and edges with six VO6 octahedra. The corner-sharing octahedra tilt angles range from 7–11°. There are a spread of V–O bond distances ranging from 2.02–2.09 Å. In the third V3+ site, V3+ is bonded to four O2- and two equivalent F1- atoms to form VO4F2 octahedra that share corners with four LiO3F3 octahedra, edges with three LiOF5 octahedra, and edges with six VO5F octahedra. The corner-sharing octahedra tilt angles range from 3–13°. There are a spread of V–O bond distances ranging from 1.94–2.02 Å. There are one shorter (2.22 Å) and one longer (2.23 Å) V–F bond lengths. In the fourth V3+ site, V3+ is bonded to six O2- atoms to form VO6 octahedra that share corners with six LiO3F3 octahedra, edges with six LiO3F3 octahedra, and edges with six VO5F octahedra. The corner-sharing octahedra tilt angles range from 5–11°. There are a spread of V–O bond distances ranging from 2.01–2.12 Å. In the fifth V3+ site, V3+ is bonded to six O2- atoms to form VO6 octahedra that share corners with four LiO4F2 octahedra, edges with three LiO5F octahedra, and edges with six VO6 octahedra. The corner-sharing octahedra tilt angles range from 10–12°. There are a spread of V–O bond distances ranging from 2.03–2.13 Å. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form distorted OLi3V3 octahedra that share corners with three OLi3V3 octahedra, corners with three FLi6 octahedra, edges with five FLi6 octahedra, and edges with seven OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 4–12°. In the second O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with three OLi3V3 octahedra, corners with three FLi6 octahedra, an edgeedge with one FLi6 octahedra, and edges with eleven OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–23°. In the third O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with two equivalent OLi3V3 octahedra, corners with four FLi6 octahedra, edges with three FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. In the fourth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with three OLi3V3 octahedra, corners with three FLi6 octahedra, edges with three FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–9°. In the fifth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form distorted OLi3V3 octahedra that share corners with three OLi3V3 octahedra, corners with three FLi6 octahedra, edges with three FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 3–25°. In the sixth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with two equivalent FLi6 octahedra, corners with four OLi6 octahedra, edges with three FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–7°. In the seventh O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form distorted OLi3V3 octahedra that share corners with three OLi6 octahedra, corners with three FLi6 octahedra, edges with three FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–16°. In the eighth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share a cornercorner with one FLi6 octahedra, corners with five OLi6 octahedra, edges with two equivalent FLi6 octahedra, and edges with ten OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–14°. In the ninth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with three OLi3V3 octahedra, corners with three FLi6 octahedra, edges with five FLi6 octahedra, and edges with seven OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 2–13°. In the tenth O2- site, O2- is bonded to six Li1+ atoms to form OLi6 octahedra that share a cornercorner with one FLi3V3 octahedra, corners with five OLi3V3 octahedra, edges with four FLi6 octahedra, and edges with eight OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 3–16°. There are five inequivalent F1- sites. In the first F1- site, F1- is bonded to six Li1+ atoms to form FLi6 octahedra that share corners with two equivalent FLi3V3 octahedra, corners with four OLi3V3 octahedra, edges with five OLi3V3 octahedra, and edges with seven FLi6 octahedra. The corner-sharing octahedra tilt angles range from 7–13°. In the second F1- site, F1- is bonded to six Li1+ atoms to form FLi6 octahedra that share corners with six OLi3V3 octahedra, edges with four FLi6 octahedra, and edges with eight OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–18°. In the third F1- site, F1- is bonded to six Li1+ atoms to form distorted FLi6 octahedra that share corners with six OLi3V3 octahedra, edges with six OLi3V3 octahedra, and edges with six FLi6 octahedra. The corner-sharing octahedra tilt angles range from 10–25°. In the fourth F1- site, F1- is bonded to three Li1+ and three V3+ atoms to form FLi3V3 octahedra that share corners with two equivalent FLi6 octahedra, corners with four OLi6 octahedra, edges with five FLi6 octahedra, and edges with seven OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–10°. In the fifth F1- site, F1- is bonded to six Li1+ atoms to form FLi6 octahedra that share corners with six OLi3V3 octahedra, edges with six OLi3V3 octahedra, and edges with six FLi6 octahedra. The corner-sharing octahedra tilt angles range from 4–11°.

36 MATERIALS SCIENCE↗

Materials Data on Li2VO2F by Materials Project

Li2VO2F is Caswellsilverite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are ten inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a 6-coordinate geometry to one O2- and five F1- atoms. The Li–O bond length is 2.10 Å. There are a spread of Li–F bond distances ranging from 1.91–2.43 Å. In the second Li1+ site, Li1+ is bonded in a 6-coordinate geometry to five O2- and one F1- atom. There are a spread of Li–O bond distances ranging from 1.90–2.53 Å. The Li–F bond length is 2.40 Å. In the third Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with three LiO3F3 octahedra, corners with three VO6 octahedra, edges with three VO6 octahedra, and edges with nine LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 2–12°. There are two shorter (2.15 Å) and one longer (2.35 Å) Li–O bond lengths. There are one shorter (1.94 Å) and two longer (2.13 Å) Li–F bond lengths. In the fourth Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with two equivalent LiO3F3 octahedra, corners with three VO6 octahedra, edges with three VO4F2 octahedra, and edges with nine LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 7–9°. There are a spread of Li–O bond distances ranging from 2.14–2.26 Å. There are two shorter (2.02 Å) and one longer (2.18 Å) Li–F bond lengths. In the fifth Li1+ site, Li1+ is bonded to five O2- and one F1- atom to form distorted LiO5F octahedra that share a cornercorner with one LiO3F3 octahedra, corners with three VO6 octahedra, edges with three VO6 octahedra, and edges with six LiO5F octahedra. The corner-sharing octahedra tilt angles range from 11–14°. There are a spread of Li–O bond distances ranging from 1.93–2.47 Å. The Li–F bond length is 2.21 Å. In the sixth Li1+ site, Li1+ is bonded to four O2- and two equivalent F1- atoms to form distorted LiO4F2 octahedra that share corners with two equivalent LiO3F3 octahedra, corners with three VO6 octahedra, edges with three VO6 octahedra, and edges with seven LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 2–14°. There are a spread of Li–O bond distances ranging from 1.89–2.46 Å. Both Li–F bond lengths are 2.16 Å. In the seventh Li1+ site, Li1+ is bonded to two equivalent O2- and four F1- atoms to form LiO2F4 octahedra that share corners with three LiO3F3 octahedra, corners with three VO5F octahedra, edges with three VO4F2 octahedra, and edges with seven LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 2–11°. There are one shorter (2.21 Å) and one longer (2.22 Å) Li–O bond lengths. There are a spread of Li–F bond distances ranging from 1.97–2.24 Å. In the eighth Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with two equivalent LiO2F4 octahedra, corners with three VO5F octahedra, edges with three VO5F octahedra, and edges with five LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 2–16°. There are a spread of Li–O bond distances ranging from 2.24–2.29 Å. There are one shorter (1.95 Å) and two longer (2.10 Å) Li–F bond lengths. In the ninth Li1+ site, Li1+ is bonded in a 6-coordinate geometry to four O2- and two equivalent F1- atoms. There are a spread of Li–O bond distances ranging from 1.84–2.66 Å. Both Li–F bond lengths are 2.21 Å. In the tenth Li1+ site, Li1+ is bonded to three O2- and three F1- atoms to form LiO3F3 octahedra that share corners with three LiO4F2 octahedra, corners with three VO6 octahedra, edges with three VO6 octahedra, and edges with nine LiO3F3 octahedra. The corner-sharing octahedra tilt angles range from 2–14°. There are one shorter (2.13 Å) and two longer (2.29 Å) Li–O bond lengths. There are two shorter (1.99 Å) and one longer (2.25 Å) Li–F bond lengths. There are five inequivalent V3+ sites. In the first V3+ site, V3+ is bonded to five O2- and one F1- atom to form VO5F octahedra that share corners with four LiO5F octahedra, an edgeedge with one LiO3F3 octahedra, and edges with six VO5F octahedra. The corner-sharing octahedra tilt angles range from 5–16°. There are a spread of V–O bond distances ranging from 1.98–2.07 Å. The V–F bond length is 2.24 Å. In the second V3+ site, V3+ is bonded to six O2- atoms to form VO6 octahedra that share corners with five LiO3F3 octahedra, edges with six LiO3F3 octahedra, and edges with six VO6 octahedra. The corner-sharing octahedra tilt angles range from 8–11°. There are a spread of V–O bond distances ranging from 2.02–2.10 Å. In the third V3+ site, V3+ is bonded to four O2- and two equivalent F1- atoms to form VO4F2 octahedra that share corners with three LiO3F3 octahedra, edges with five LiO3F3 octahedra, and edges with six VO5F octahedra. The corner-sharing octahedra tilt angles range from 2–8°. There are a spread of V–O bond distances ranging from 1.97–2.00 Å. Both V–F bond lengths are 2.19 Å. In the fourth V3+ site, V3+ is bonded to six O2- atoms to form VO6 octahedra that share corners with three LiO3F3 octahedra, edges with three LiO5F octahedra, and edges with six VO5F octahedra. The corner-sharing octahedra tilt angles range from 11–12°. There are a spread of V–O bond distances ranging from 2.02–2.15 Å. In the fifth V3+ site, V3+ is bonded to six O2- atoms to form VO6 octahedra that share corners with six LiO3F3 octahedra, edges with six LiO3F3 octahedra, and edges with six VO6 octahedra. The corner-sharing octahedra tilt angles range from 2–11°. There are a spread of V–O bond distances ranging from 2.00–2.10 Å. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded in a 6-coordinate geometry to three Li1+ and three V3+ atoms. In the second O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with three OLi3V3 octahedra, corners with three FLi6 octahedra, edges with three FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–10°. In the third O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with two equivalent OLi3V3 octahedra, corners with two FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 2–19°. In the fourth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with two equivalent FLi6 octahedra, corners with three OLi3V3 octahedra, an edgeedge with one FLi6 octahedra, and edges with eleven OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–16°. In the fifth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with two equivalent OLi3V3 octahedra, corners with three FLi6 octahedra, edges with five FLi6 octahedra, and edges with seven OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–10°. In the sixth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share a cornercorner with one FLi6 octahedra, corners with five OLi6 octahedra, edges with two equivalent FLi6 octahedra, and edges with ten OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 2–14°. In the seventh O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share a cornercorner with one OLi3V3 octahedra, corners with four FLi3V3 octahedra, edges with four FLi6 octahedra, and edges with six OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–7°. In the eighth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form OLi3V3 octahedra that share corners with two equivalent FLi6 octahedra, corners with four OLi6 octahedra, edges with three FLi6 octahedra, and edges with nine OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–9°. In the ninth O2- site, O2- is bonded to three Li1+ and three V3+ atoms to form distorted OLi3V3 octahedra that share a cornercorner with one FLi6 octahedra, corners with three OLi6 octahedra, edges with two equivalent FLi3V3 octahedra, and edges with seven OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 2–22°. In the tenth O2- site, O2- is bonded to six Li1+ atoms to form OLi6 octahedra that share corners with five OLi3V3 octahedra, edges with two equivalent FLi6 octahedra, and edges with eight OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 4–17°. There are five inequivalent F1- sites. In the first F1- site, F1- is bonded in a 6-coordinate geometry to six Li1+ atoms. In the second F1- site, F1- is bonded to six Li1+ atoms to form FLi6 octahedra that share corners with six OLi3V3 octahedra, edges with four FLi6 octahedra, and edges with eight OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 1–19°. In the third F1- site, F1- is bonded to six Li1+ atoms to form FLi6 octahedra that share corners with four OLi3V3 octahedra, edges with three OLi3V3 octahedra, and edges with six FLi6 octahedra. The corner-sharing octahedra tilt angles range from 10–22°. In the fourth F1- site, F1- is bonded to three Li1+ and three V3+ atoms to form FLi3V3 octahedra that share a cornercorner with one FLi6 octahedra, corners with three OLi3V3 octahedra, edges with four FLi6 octahedra, and edges with five OLi3V3 octahedra. The corner-sharing octahedra tilt angles range from 2–6°. In the fifth F1- site, F1- is bonded to six Li1+ atoms to form FLi6 octahedra that share a cornercorner with one FLi3V3 octahedra, corners with five OLi3V3 octahedra, edges with six OLi3V3 octahedra, and edges with six FLi6 octahedra. The corner-sharing octahedra tilt angles range from 4–11°.

36 MATERIALS SCIENCE↗

Materials Data on Li8Fe3Co7O20 by Materials Project

Li8Fe3Co7O20 crystallizes in the monoclinic Pm space group. The structure is three-dimensional. there are eight inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with six CoO6 octahedra, edges with four LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 3–20°. There are a spread of Li–O bond distances ranging from 2.02–2.37 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with six CoO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 2–21°. There are a spread of Li–O bond distances ranging from 2.00–2.36 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one CoO6 octahedra, corners with five FeO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–9°. There are a spread of Li–O bond distances ranging from 2.10–2.19 Å. In the fourth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six CoO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–6°. There are a spread of Li–O bond distances ranging from 2.16–2.19 Å. In the fifth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six FeO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 6–19°. There are a spread of Li–O bond distances ranging from 2.02–2.20 Å. In the sixth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one CoO6 octahedra, corners with five FeO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 6–19°. There are a spread of Li–O bond distances ranging from 2.01–2.23 Å. In the seventh Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six CoO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–7°. There are a spread of Li–O bond distances ranging from 2.09–2.21 Å. In the eighth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one FeO6 octahedra, corners with five CoO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 4–10°. There are a spread of Li–O bond distances ranging from 2.05–2.19 Å. There are three inequivalent Fe3+ sites. In the first Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with five LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–6°. There are a spread of Fe–O bond distances ranging from 2.01–2.03 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 4–19°. There are a spread of Fe–O bond distances ranging from 1.98–2.06 Å. In the third Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 4–19°. There are a spread of Fe–O bond distances ranging from 1.98–2.06 Å. There are seven inequivalent Co+3.29+ sites. In the first Co+3.29+ site, Co+3.29+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with five LiO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 7–8°. There are a spread of Co–O bond distances ranging from 1.91–1.95 Å. In the second Co+3.29+ site, Co+3.29+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with four LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 7–21°. There are a spread of Co–O bond distances ranging from 1.92–1.96 Å. In the third Co+3.29+ site, Co+3.29+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two LiO6 octahedra, edges with four LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 9–10°. There is one shorter (1.89 Å) and five longer (1.90 Å) Co–O bond length. In the fourth Co+3.29+ site, Co+3.29+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 3–20°. There are a spread of Co–O bond distances ranging from 1.92–1.98 Å. In the fifth Co+3.29+ site, Co+3.29+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with five LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–6°. There are a spread of Co–O bond distances ranging from 1.94–1.98 Å. In the sixth Co+3.29+ site, Co+3.29+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four LiO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 6–7°. There is four shorter (1.90 Å) and two longer (1.91 Å) Co–O bond length. In the seventh Co+3.29+ site, Co+3.29+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with five LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–7°. There are a spread of Co–O bond distances ranging from 1.94–1.97 Å. There are twenty inequivalent O2- sites. In the first O2- site, O2- is bonded to three Li1+ and three Co+3.29+ atoms to form OLi3Co3 octahedra that share corners with five OLi3Fe2Co octahedra, a cornercorner with one OLiCo3 trigonal pyramid, edges with ten OLi3FeCo2 octahedra, and edges with two equivalent OLi2Co3 square pyramids. The corner-sharing octahedral tilt angles are 1°. In the second O2- site, O2- is bonded to two equivalent Li1+ and three Co+3.29+ atoms to form OLi2Co3 square pyramids that share corners with five OLi3Co3 octahedra, corners with four OLiCo3 trigonal pyramids, edges with six OLi3Co3 octahedra, and edges with two equivalent OLi2Co3 square pyramids. The corner-sharing octahedra tilt angles range from 0–11°. In the third O2- site, O2- is bonded to three Li1+ and three Co+3.29+ atoms to form OLi3Co3 octahedra that share corners with two OLi3Co3 octahedra, corners with four equivalent OLi2Co3 square pyramids, edges with six OLi3Co3 octahedra, edges with two equivalent OLi2Co3 square pyramids, and edges with four OLiCo3 trigonal pyramids. The corner-sharing octahedra tilt angles range from 0–2°. In the fourth O2- site, O2- is bonded to one Li1+ and three Co+3.29+ atoms to form distorted OLiCo3 trigonal pyramids that share corners with two OLi3Co3 octahedra, corners with four OLi2Co3 square pyramids, corners with four OLiCo3 trigonal pyramids, edges with four OLi3Co3 octahedra, and an edgeedge with one OLiCo3 trigonal pyramid. The corner-sharing octahedra tilt angles range from 5–16°. In the fifth O2- site, O2- is bonded to one Li1+ and three Co+3.29+ atoms to form distorted OLiCo3 trigonal pyramids that share corners with two OLi3Co3 octahedra, corners with four OLi2Co3 square pyramids, corners with four OLiCo3 trigonal pyramids, edges with four OLi3Co3 octahedra, and an edgeedge with one OLiCo3 trigonal pyramid. The corner-sharing octahedra tilt angles range from 3–19°. In the sixth O2- site, O2- is bonded to two equivalent Li1+, one Fe3+, and two equivalent Co+3.29+ atoms to form OLi2FeCo2 square pyramids that share corners with five OLi3Co3 octahedra, corners with four OLiCo3 trigonal pyramids, edges with six OLi3Co3 octahedra, and edges with two equivalent OLi2FeCo2 square pyramids. The corner-sharing octahedra tilt angles range from 1–10°. In the seventh O2- site, O2- is bonded to three Li1+ and three Co+3.29+ atoms to form OLi3Co3 octahedra that share corners with two OLi3Co3 octahedra, corners with four equivalent OLi2FeCo2 square pyramids, edges with six OLi3Co3 octahedra, edges with two equivalent OLi2FeCo2 square pyramids, and edges with four OLiCo3 trigonal pyramids. The corner-sharing octahedra tilt angles range from 0–1°. In the eighth O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co+3.29+ atom to form OLi3Fe2Co octahedra that share corners with five OLi3Fe2Co octahedra, a cornercorner with one OLiCo3 trigonal pyramid, edges with ten OLi3Co3 octahedra, and edges with two equivalent OLi2FeCo2 square pyramids. The corner-sharing octahedra tilt angles range from 1–2°. In the ninth O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co+3.29+ atom to form OLi3Fe2Co octahedra that share corners with four equivalent OLi3Fe2Co octahedra, a cornercorner with one OLi2Fe2Co square pyramid, a cornercorner with one OLiCo3 trigonal pyramid, edges with ten OLi3Co3 octahedra, and edges with two equivalent OLi2FeCo2 square pyramids. The corner-sharing octahedral tilt angles are 1°. In the tenth O2- site, O2- is bonded to three Li1+, one Fe3+, and two equivalent Co+3.29+ atoms to form OLi3FeCo2 octahedra that share corners with four equivalent OLi3FeCo2 octahedra, a cornercorner with one OLi2FeCo2 square pyramid, a cornercorner with one OLiFeCo2 trigonal pyramid, edges with ten OLi3Fe2Co octahedra, and edges with two equivalent OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 0–1°. In the eleventh O2- site, O2- is bonded to three Li1+, one Fe3+, and two equivalent Co+3.29+ atoms to form OLi3FeCo2 octahedra that share corners with five OLi3Co3 octahedra, a cornercorner with one OLiFeCo2 trigonal pyramid, edges with ten OLi3Fe2Co octahedra, and edges with two equivalent OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 0–1°. In the twelfth O2- site, O2- is bonded to two equivalent Li1+, two equivalent Fe3+, and one Co+3.29+ atom to form OLi2Fe2Co square pyramids that share corners with five OLi3Fe2Co octahedra, corners with four OLiFeCo2 trigonal pyramids, edges with six OLi3FeCo2 octahedra, and edges with two equivalent OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 1–6°. In the thirteenth O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co+3.29+ atom to form OLi3Fe2Co octahedra that share corners with two OLi3Fe2Co octahedra, corners with four equivalent OLi2Fe2Co square pyramids, edges with six OLi3FeCo2 octahedra, edges with two equivalent OLi2Fe2Co square pyramids, and edges with four OLiFeCo2 trigonal pyramids. The corner-sharing octahedra tilt angles range from 0–2°. In the fourteenth O2- site, O2- is bonded to one Li1+, one Fe3+, and two equivalent Co+3.29+ atoms to form distorted OLiFeCo2 trigonal pyramids that share corners wi

36 MATERIALS SCIENCE↗

Materials Data on Li6VO5F by Materials Project

Li6VO5F crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F trigonal pyramids that share corners with two VO4 tetrahedra, corners with three equivalent LiO3F tetrahedra, corners with five LiO3F trigonal pyramids, an edgeedge with one LiO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.82–2.27 Å. The Li–F bond length is 1.98 Å. In the second Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form LiO3F trigonal pyramids that share corners with three equivalent LiO4 tetrahedra, corners with three equivalent VO4 tetrahedra, corners with two LiO3F trigonal pyramids, an edgeedge with one LiO3F tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.94–2.03 Å. The Li–F bond length is 2.09 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent VO4 tetrahedra, corners with five LiO3F trigonal pyramids, an edgeedge with one LiO3F tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.91–2.10 Å. In the fourth Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F trigonal pyramids that share corners with two VO4 tetrahedra, corners with three equivalent LiO3F tetrahedra, corners with four LiO3F trigonal pyramids, an edgeedge with one LiO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There is one shorter (1.88 Å) and two longer (2.00 Å) Li–O bond length. The Li–F bond length is 2.05 Å. In the fifth Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F tetrahedra that share corners with two VO4 tetrahedra, corners with seven LiO3F trigonal pyramids, an edgeedge with one LiO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.88–2.13 Å. The Li–F bond length is 1.92 Å. In the sixth Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F trigonal pyramids that share corners with four LiO4 tetrahedra, corners with four LiO3F trigonal pyramids, an edgeedge with one LiO3F tetrahedra, an edgeedge with one VO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.83–2.10 Å. The Li–F bond length is 1.97 Å. In the seventh Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F trigonal pyramids that share corners with two VO4 tetrahedra, corners with three equivalent LiO3F tetrahedra, corners with four LiO3F trigonal pyramids, an edgeedge with one LiO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.83–2.19 Å. The Li–F bond length is 2.00 Å. In the eighth Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F tetrahedra that share corners with two VO4 tetrahedra, corners with eight LiO3F trigonal pyramids, an edgeedge with one LiO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.87–2.19 Å. The Li–F bond length is 1.90 Å. In the ninth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent VO4 tetrahedra, corners with five LiO3F trigonal pyramids, an edgeedge with one LiO3F tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.91–2.06 Å. In the tenth Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form LiO3F trigonal pyramids that share corners with three equivalent LiO4 tetrahedra, corners with three equivalent VO4 tetrahedra, corners with two LiO3F trigonal pyramids, an edgeedge with one LiO3F tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.95–1.99 Å. The Li–F bond length is 2.09 Å. In the eleventh Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F trigonal pyramids that share corners with three LiO4 tetrahedra, corners with five LiO3F trigonal pyramids, an edgeedge with one LiO3F tetrahedra, an edgeedge with one VO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.84–2.09 Å. The Li–F bond length is 1.95 Å. In the twelfth Li1+ site, Li1+ is bonded to three O2- and one F1- atom to form distorted LiO3F trigonal pyramids that share corners with two VO4 tetrahedra, corners with three equivalent LiO3F tetrahedra, corners with four LiO3F trigonal pyramids, an edgeedge with one LiO4 tetrahedra, and edges with two LiO3F trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.87–2.01 Å. The Li–F bond length is 2.05 Å. There are two inequivalent V5+ sites. In the first V5+ site, V5+ is bonded to four O2- atoms to form VO4 tetrahedra that share corners with five LiO4 tetrahedra, corners with seven LiO3F trigonal pyramids, and an edgeedge with one LiO3F trigonal pyramid. There is two shorter (1.73 Å) and two longer (1.77 Å) V–O bond length. In the second V5+ site, V5+ is bonded to four O2- atoms to form VO4 tetrahedra that share corners with five LiO3F tetrahedra, corners with seven LiO3F trigonal pyramids, and an edgeedge with one LiO3F trigonal pyramid. There is two shorter (1.73 Å) and two longer (1.77 Å) V–O bond length. There are ten inequivalent O2- sites. In the first O2- site, O2- is bonded to four Li1+ and one V5+ atom to form distorted OLi4V trigonal bipyramids that share corners with two equivalent FLi5 trigonal bipyramids, corners with three OLi5 trigonal bipyramids, corners with two OLi3V trigonal pyramids, an edgeedge with one FLi5 trigonal bipyramid, and edges with two OLi4V trigonal bipyramids. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three Li1+ and one V5+ atom. In the third O2- site, O2- is bonded to three Li1+ and one V5+ atom to form distorted OLi3V trigonal pyramids that share corners with five OLi4V trigonal bipyramids, an edgeedge with one OLi5 trigonal bipyramid, and an edgeedge with one FLi5 trigonal bipyramid. In the fourth O2- site, O2- is bonded to five Li1+ atoms to form distorted OLi5 trigonal bipyramids that share corners with two equivalent FLi5 trigonal bipyramids, corners with three OLi4V trigonal bipyramids, an edgeedge with one FLi5 trigonal bipyramid, edges with two OLi4V trigonal bipyramids, and an edgeedge with one OLi3V trigonal pyramid. In the fifth O2- site, O2- is bonded to three Li1+ and one V5+ atom to form distorted OLi3V trigonal pyramids that share corners with five OLi4V trigonal bipyramids, an edgeedge with one OLi5 trigonal bipyramid, and an edgeedge with one FLi5 trigonal bipyramid. In the sixth O2- site, O2- is bonded to four Li1+ and one V5+ atom to form OLi4V trigonal bipyramids that share a cornercorner with one FLi5 trigonal bipyramid, corners with two OLi5 trigonal bipyramids, corners with three equivalent OLi3V trigonal pyramids, an edgeedge with one FLi5 trigonal bipyramid, and edges with two OLi5 trigonal bipyramids. In the seventh O2- site, O2- is bonded to five Li1+ atoms to form distorted OLi5 trigonal bipyramids that share corners with two equivalent FLi5 trigonal bipyramids, corners with three OLi4V trigonal bipyramids, an edgeedge with one FLi5 trigonal bipyramid, edges with two OLi4V trigonal bipyramids, and an edgeedge with one OLi3V trigonal pyramid. In the eighth O2- site, O2- is bonded to four Li1+ and one V5+ atom to form distorted OLi4V trigonal bipyramids that share a cornercorner with one FLi5 trigonal bipyramid, corners with two OLi4V trigonal bipyramids, corners with three equivalent OLi3V trigonal pyramids, an edgeedge with one FLi5 trigonal bipyramid, and edges with two OLi5 trigonal bipyramids. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to three Li1+ and one V5+ atom. In the tenth O2- site, O2- is bonded to four Li1+ and one V5+ atom to form distorted OLi4V trigonal bipyramids that share corners with two equivalent FLi5 trigonal bipyramids, corners with three OLi4V trigonal bipyramids, corners with two OLi3V trigonal pyramids, an edgeedge with one FLi5 trigonal bipyramid, and edges with two OLi5 trigonal bipyramids. There are two inequivalent F1- sites. In the first F1- site, F1- is bonded to five Li1+ atoms to form distorted FLi5 trigonal bipyramids that share corners with five OLi5 trigonal bipyramids, edges with three OLi4V trigonal bipyramids, and an edgeedge with one OLi3V trigonal pyramid. In the second F1- site, F1- is bonded to five Li1+ atoms to form distorted FLi5 trigonal bipyramids that share corners with five OLi5 trigonal bipyramids, edges with three OLi4V trigonal bipyramids, and an edgeedge with one OLi3V trigonal pyramid.

36 MATERIALS SCIENCE↗

Materials Data on Li4Ti9O20 by Materials Project

Li4Ti9O20 is beta indium sulfide-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eight inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two equivalent LiO6 octahedra and corners with ten TiO6 octahedra. The corner-sharing octahedra tilt angles range from 51–64°. There are a spread of Li–O bond distances ranging from 1.98–2.05 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with twelve TiO6 octahedra. The corner-sharing octahedra tilt angles range from 56–62°. There are a spread of Li–O bond distances ranging from 2.01–2.05 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent LiO6 octahedra and corners with nine TiO6 octahedra. The corner-sharing octahedra tilt angles range from 54–65°. There are two shorter (1.99 Å) and two longer (2.01 Å) Li–O bond lengths. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent LiO6 octahedra and corners with nine TiO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are three shorter (1.97 Å) and one longer (2.10 Å) Li–O bond lengths. In the fifth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.11–2.18 Å. In the sixth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share a cornercorner with one LiO6 octahedra and corners with eleven TiO6 octahedra. The corner-sharing octahedra tilt angles range from 55–65°. There are a spread of Li–O bond distances ranging from 1.99–2.07 Å. In the seventh Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with five LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.07–2.15 Å. In the eighth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two equivalent LiO6 octahedra and corners with ten TiO6 octahedra. The corner-sharing octahedra tilt angles range from 51–64°. There is two shorter (1.98 Å) and two longer (2.01 Å) Li–O bond length. There are eighteen inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.89–2.05 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form distorted TiO6 octahedra that share corners with three equivalent LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.83–2.22 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with five LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.92–2.09 Å. In the fourth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.85–2.12 Å. In the fifth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.92–2.04 Å. In the sixth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with five LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.90–2.06 Å. In the seventh Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with three equivalent LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.92–2.04 Å. In the eighth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with five LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.90–2.08 Å. In the ninth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with three LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.91–2.05 Å. In the tenth Ti4+ site, Ti4+ is bonded to six O2- atoms to form edge-sharing TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.88–2.12 Å. In the eleventh Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with three LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.92–2.09 Å. In the twelfth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with three LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.89–2.06 Å. In the thirteenth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with three LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.86–2.10 Å. In the fourteenth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with three LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.92–2.04 Å. In the fifteenth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with six LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with five TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.84–2.17 Å. In the sixteenth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with three LiO4 tetrahedra and edges with six TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.89–2.11 Å. In the seventeenth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with five LiO4 tetrahedra, edges with two equivalent LiO6 octahedra, and edges with four TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.82–2.06 Å. In the eighteenth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with five LiO4 tetrahedra, edges with two equivalent LiO6 octahedra, and edges with four TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.88–2.07 Å. There are forty inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Ti4+ atoms. In the second O2- site, O2- is bonded in a 3-coordinate geometry to three Ti4+ atoms. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+ and three Ti4+ atoms. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to three Ti4+ atoms. In the fifth O2- site, O2- is bonded to one Li1+ and three Ti4+ atoms to form distorted OLiTi3 tetrahedra that share corners with two OLiTi3 tetrahedra, a cornercorner with one OLi2Ti2 trigonal pyramid, and edges with three OLiTi3 tetrahedra. In the sixth O2- site, O2- is bonded in a distorted tetrahedral geometry to one Li1+ and three Ti4+ atoms. In the seventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Ti4+ atoms. In the eighth O2- site, O2- is bonded in a distorted T-shaped geometry to three Ti4+ atoms. In the ninth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the tenth O2- site, O2- is bonded to one Li1+ and three Ti4+ atoms to form distorted OLiTi3 tetrahedra that share corners with two OLiTi3 tetrahedra, corners with two equivalent OLi2Ti2 trigonal pyramids, and edges with three OLiTi3 tetrahedra. In the eleventh O2- site, O2- is bonded to one Li1+ and three Ti4+ atoms to form distorted OLiTi3 tetrahedra that share corners with two OLiTi3 tetrahedra, a cornercorner with one OLi2Ti2 trigonal pyramid, and edges with three OLiTi3 tetrahedra. In the twelfth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the fourteenth O2- site, O2- is bonded in a distorted T-shaped geometry to three Ti4+ atoms. In the fifteenth O2- site, O2- is bonded to one Li1+ and three Ti4+ atoms to form distorted OLiTi3 tetrahedra that share corners with two equivalent OLi2Ti2 trigonal pyramids and edges with three OLiTi3 tetrahedra. In the sixteenth O2- site, O2- is bonded in a distorted T-shaped geometry to three Ti4+ atoms. In the seventeenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the eighteenth O2- site, O2- is bonded in a 3-coordinate geometry to three Ti4+ atoms. In the nineteenth O2- site, O2- is bonded to one Li1+ and three Ti4+ atoms to form distorted corner-sharing OLiTi3 tetrahedra. In the twentieth O2- site, O2- is bonded to one Li1+ and three Ti4+ atoms to form distorted corner-sharing OLiTi3 tetrahedra. In the twenty-first O2- site, O2- is bonded in a 3-coordinate geometry to three Ti4+ atoms. In the twenty-second O2- site, O2- is bonded in a 3-coordinate geometry to three Ti4+ atoms. In the twenty-third O2- site, O2- is bonded to two Li1+ and two Ti4+ atoms to form distorted corner-sharing OLi2Ti2 trigonal pyramids. In the twenty-fourth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Ti4+ atoms. In the twenty-fifth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the twenty-sixth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Ti4+ atoms. In the twenty-seventh O2- site, O2- is bonded to one Li1+ and three Ti4+ atoms to form distorted corner-sharing OLiTi3 trigonal pyramids. In the twenty-eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+ and three Ti4+ atoms. In the twenty-ninth O2- site, O2- is bonded in a 3-coordinate geometry to three Ti4+ atoms. In the thirtieth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Ti4+ atoms. In the thirty-first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the thirty-second O2- site, O2- is bonded to two Li1+ and two Ti4+ atoms to form distorted corner-sharing OLi2Ti2 trigonal pyramids. In the thirty-third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+ and three Ti4+ atoms. In the thirty-fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the thirty-fifth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Ti4+ atoms. In the thirty-sixth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Ti4+ atoms. In the thirty-seventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the thirty-eighth O2- site, O2- is bonded in a 3-coordinate geometry to three Ti4+ atoms. In the thirty-ninth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Li1+ and two Ti4+ atoms. In the fortieth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+ and two Ti4+ atom

36 MATERIALS SCIENCE↗

Materials Data on Li5Ti4Co3O16 by Materials Project

Li5Ti4Co3O16 is Spinel-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are ten inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.02–2.26 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with five LiO6 octahedra and corners with seven TiO6 octahedra. The corner-sharing octahedra tilt angles range from 49–66°. There are a spread of Li–O bond distances ranging from 1.92–2.08 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with five LiO6 octahedra and corners with seven TiO6 octahedra. The corner-sharing octahedra tilt angles range from 52–65°. There are a spread of Li–O bond distances ranging from 1.93–2.06 Å. In the fourth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, and edges with six TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.08–2.14 Å. In the fifth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.02–2.20 Å. In the sixth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.02–2.21 Å. In the seventh Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.06–2.24 Å. In the eighth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.08–2.23 Å. In the ninth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with two TiO6 octahedra, and edges with four LiO6 octahedra. There are a spread of Li–O bond distances ranging from 2.00–2.28 Å. In the tenth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with two TiO6 octahedra, and edges with four LiO6 octahedra. There are a spread of Li–O bond distances ranging from 1.97–2.20 Å. There are eight inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.88–2.13 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.90–2.06 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form distorted TiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, edges with two TiO6 octahedra, and edges with four LiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.77–2.32 Å. In the fourth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.85–2.13 Å. In the fifth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.86–2.15 Å. In the sixth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two LiO4 tetrahedra, corners with four CoO4 tetrahedra, edges with three LiO6 octahedra, and edges with three TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.89–2.08 Å. In the seventh Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with two TiO6 octahedra, and edges with four LiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.84–2.19 Å. In the eighth Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share a cornercorner with one LiO4 tetrahedra, corners with five CoO4 tetrahedra, edges with two TiO6 octahedra, and edges with four LiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.87–2.15 Å. There are six inequivalent Co+3.67+ sites. In the first Co+3.67+ site, Co+3.67+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with five TiO6 octahedra and corners with seven LiO6 octahedra. The corner-sharing octahedra tilt angles range from 52–65°. There are a spread of Co–O bond distances ranging from 1.74–1.98 Å. In the second Co+3.67+ site, Co+3.67+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with five LiO6 octahedra and corners with seven TiO6 octahedra. The corner-sharing octahedra tilt angles range from 45–61°. There are a spread of Co–O bond distances ranging from 1.83–1.98 Å. In the third Co+3.67+ site, Co+3.67+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with six LiO6 octahedra and corners with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 47–65°. There are a spread of Co–O bond distances ranging from 1.87–1.92 Å. In the fourth Co+3.67+ site, Co+3.67+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with five TiO6 octahedra and corners with seven LiO6 octahedra. The corner-sharing octahedra tilt angles range from 47–61°. There are a spread of Co–O bond distances ranging from 1.73–1.92 Å. In the fifth Co+3.67+ site, Co+3.67+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with five TiO6 octahedra and corners with seven LiO6 octahedra. The corner-sharing octahedra tilt angles range from 45–61°. There are a spread of Co–O bond distances ranging from 1.76–1.87 Å. In the sixth Co+3.67+ site, Co+3.67+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with six LiO6 octahedra and corners with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 47–63°. There are a spread of Co–O bond distances ranging from 1.78–1.91 Å. There are thirty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the second O2- site, O2- is bonded in a rectangular see-saw-like geometry to three Li1+ and one Ti4+ atom. In the third O2- site, O2- is bonded in a rectangular see-saw-like geometry to three Li1+ and one Ti4+ atom. In the fourth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the fifth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two Ti4+, and one Co+3.67+ atom. In the sixth O2- site, O2- is bonded to one Li1+, two Ti4+, and one Co+3.67+ atom to form distorted edge-sharing OLiTi2Co tetrahedra. In the seventh O2- site, O2- is bonded to one Li1+, two Ti4+, and one Co+3.67+ atom to form distorted OLiTi2Co trigonal pyramids that share corners with two OLi2Ti2 trigonal pyramids, an edgeedge with one OLiTi2Co tetrahedra, and edges with two OTi3Co trigonal pyramids. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Ti4+ and one Co+3.67+ atom. In the ninth O2- site, O2- is bonded to three Ti4+ and one Co+3.67+ atom to form distorted OTi3Co trigonal pyramids that share corners with two OLi2Ti2 trigonal pyramids, an edgeedge with one OLiTi2Co tetrahedra, and edges with two OLiTi2Co trigonal pyramids. In the tenth O2- site, O2- is bonded to one Li1+, two Ti4+, and one Co+3.67+ atom to form distorted corner-sharing OLiTi2Co tetrahedra. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, two Ti4+, and one Co+3.67+ atom. In the twelfth O2- site, O2- is bonded to one Li1+, two Ti4+, and one Co+3.67+ atom to form distorted OLiTi2Co trigonal pyramids that share a cornercorner with one OLiTi2Co tetrahedra, corners with two OLi2Ti2 trigonal pyramids, an edgeedge with one OLiTi2Co tetrahedra, and edges with two OTi3Co trigonal pyramids. In the thirteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the fourteenth O2- site, O2- is bonded to two Li1+ and two Ti4+ atoms to form distorted OLi2Ti2 trigonal pyramids that share a cornercorner with one OLiTi2Co tetrahedra, corners with three OTi3Co trigonal pyramids, and edges with two OLiTi2Co trigonal pyramids. In the fifteenth O2- site, O2- is bonded to two Li1+ and two Ti4+ atoms to form distorted OLi2Ti2 trigonal pyramids that share a cornercorner with one OLiTi2Co tetrahedra, corners with three OTi3Co trigonal pyramids, and edges with two OLiTi2Co trigonal pyramids. In the sixteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+ and two Ti4+ atoms. In the seventeenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Ti4+ and one Co+3.67+ atom. In the eighteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the nineteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the twentieth O2- site, O2- is bonded to one Li1+, two Ti4+, and one Co+3.67+ atom to form distorted OLiTi2Co trigonal pyramids that share a cornercorner with one OLiTi2Co tetrahedra and edges with two OLi2Ti2 trigonal pyramids. In the twenty-first O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the twenty-second O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the twenty-third O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the twenty-fourth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the twenty-fifth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the twenty-sixth O2- site, O2- is bonded in a rectangular see-saw-like geometry to three Li1+ and one Co+3.67+ atom. In the twenty-seventh O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, one Ti4+, and one Co+3.67+ atom. In the twenty-eighth O2- site, O2- is bonded in a rectangular see-saw-like geometry to three Li1+ and one Co+3.67+ atom. In the twenty-ninth O2- site, O2- is bonded in a rectangular see-saw-like geometry to three Li1+ and one Co+3.67+ atom. In the thirtieth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Li1+, on

36 MATERIALS SCIENCE↗

Materials Data on Li11Nb4(Ni3O8)3 by Materials Project

Li11Nb4(Ni3O8)3 is Caswellsilverite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eleven inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NiO6 octahedra, corners with four LiO6 octahedra, edges with three NbO6 octahedra, edges with four LiO6 octahedra, and edges with five NiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–8°. There are a spread of Li–O bond distances ranging from 2.08–2.23 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO6 octahedra, corners with two NbO6 octahedra, corners with three NiO6 octahedra, edges with two NbO6 octahedra, edges with five LiO6 octahedra, and edges with five NiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. There are a spread of Li–O bond distances ranging from 2.06–2.34 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NbO6 octahedra, corners with four LiO6 octahedra, edges with two NbO6 octahedra, edges with three LiO6 octahedra, and edges with seven NiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–10°. There are a spread of Li–O bond distances ranging from 2.08–2.33 Å. In the fourth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NiO6 octahedra, corners with four LiO6 octahedra, edges with three NbO6 octahedra, edges with four LiO6 octahedra, and edges with five NiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–9°. There are a spread of Li–O bond distances ranging from 2.09–2.28 Å. In the fifth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NbO6 octahedra, corners with four NiO6 octahedra, edges with two equivalent NbO6 octahedra, edges with five LiO6 octahedra, and edges with five NiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–8°. There are a spread of Li–O bond distances ranging from 2.10–2.21 Å. In the sixth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NiO6 octahedra, corners with four LiO6 octahedra, edges with two LiO6 octahedra, edges with three NbO6 octahedra, and edges with seven NiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–10°. There are a spread of Li–O bond distances ranging from 2.07–2.27 Å. In the seventh Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NiO6 octahedra, corners with four LiO6 octahedra, edges with three NbO6 octahedra, edges with four LiO6 octahedra, and edges with five NiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–9°. There are a spread of Li–O bond distances ranging from 2.08–2.28 Å. In the eighth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO6 octahedra, corners with two NbO6 octahedra, corners with three NiO6 octahedra, edges with two NbO6 octahedra, edges with five LiO6 octahedra, and edges with five NiO6 octahedra. The corner-sharing octahedra tilt angles range from 0–8°. There are a spread of Li–O bond distances ranging from 2.06–2.34 Å. In the ninth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NbO6 octahedra, corners with four LiO6 octahedra, edges with two NbO6 octahedra, edges with three LiO6 octahedra, and edges with seven NiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–9°. There are a spread of Li–O bond distances ranging from 2.08–2.32 Å. In the tenth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NbO6 octahedra, corners with four NiO6 octahedra, edges with two equivalent NbO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–7°. There are a spread of Li–O bond distances ranging from 2.10–2.21 Å. In the eleventh Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two LiO6 octahedra, corners with four NiO6 octahedra, edges with three NbO6 octahedra, edges with four NiO6 octahedra, and edges with five LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–8°. There are a spread of Li–O bond distances ranging from 2.06–2.20 Å. There are four inequivalent Nb5+ sites. In the first Nb5+ site, Nb5+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with two NiO6 octahedra, corners with four LiO6 octahedra, edges with five NiO6 octahedra, and edges with seven LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–5°. There are a spread of Nb–O bond distances ranging from 2.00–2.04 Å. In the second Nb5+ site, Nb5+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with two NiO6 octahedra, corners with four LiO6 octahedra, edges with six LiO6 octahedra, and edges with six NiO6 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. There are a spread of Nb–O bond distances ranging from 2.02–2.04 Å. In the third Nb5+ site, Nb5+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with two LiO6 octahedra, corners with four NiO6 octahedra, edges with six LiO6 octahedra, and edges with six NiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–10°. There are a spread of Nb–O bond distances ranging from 2.02–2.06 Å. In the fourth Nb5+ site, Nb5+ is bonded to six O2- atoms to form NbO6 octahedra that share corners with two LiO6 octahedra, corners with four NiO6 octahedra, edges with four NiO6 octahedra, and edges with eight LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–2°. There are a spread of Nb–O bond distances ranging from 2.01–2.04 Å. There are nine inequivalent Ni+1.89+ sites. In the first Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with two LiO6 octahedra, corners with two NbO6 octahedra, corners with two NiO6 octahedra, edges with two equivalent NbO6 octahedra, edges with two equivalent NiO6 octahedra, and edges with eight LiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–8°. There are a spread of Ni–O bond distances ranging from 2.10–2.14 Å. In the second Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with two LiO6 octahedra, corners with two NbO6 octahedra, corners with two NiO6 octahedra, edges with two NbO6 octahedra, edges with three NiO6 octahedra, and edges with seven LiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–10°. There are a spread of Ni–O bond distances ranging from 2.10–2.12 Å. In the third Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share a cornercorner with one NiO6 octahedra, corners with two NbO6 octahedra, corners with three LiO6 octahedra, edges with two NbO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–8°. There are a spread of Ni–O bond distances ranging from 2.04–2.14 Å. In the fourth Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with two LiO6 octahedra, corners with four NiO6 octahedra, edges with three NbO6 octahedra, edges with four NiO6 octahedra, and edges with five LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–7°. There are a spread of Ni–O bond distances ranging from 2.09–2.36 Å. In the fifth Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share a cornercorner with one NiO6 octahedra, corners with five LiO6 octahedra, edges with three NbO6 octahedra, edges with three NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–8°. There are a spread of Ni–O bond distances ranging from 2.06–2.15 Å. In the sixth Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with two LiO6 octahedra, corners with two NbO6 octahedra, corners with two NiO6 octahedra, edges with two equivalent NbO6 octahedra, edges with two equivalent NiO6 octahedra, and edges with eight LiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–9°. There are a spread of Ni–O bond distances ranging from 2.08–2.14 Å. In the seventh Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with two LiO6 octahedra, corners with two NbO6 octahedra, corners with two NiO6 octahedra, edges with two NbO6 octahedra, edges with three NiO6 octahedra, and edges with seven LiO6 octahedra. The corner-sharing octahedra tilt angles range from 2–9°. There are a spread of Ni–O bond distances ranging from 2.10–2.12 Å. In the eighth Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share a cornercorner with one NiO6 octahedra, corners with two NbO6 octahedra, corners with three LiO6 octahedra, edges with two NbO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–8°. There are a spread of Ni–O bond distances ranging from 2.05–2.14 Å. In the ninth Ni+1.89+ site, Ni+1.89+ is bonded to six O2- atoms to form NiO6 octahedra that share a cornercorner with one NiO6 octahedra, corners with five LiO6 octahedra, edges with three NbO6 octahedra, edges with three NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–8°. There are a spread of Ni–O bond distances ranging from 2.06–2.15 Å. There are twenty-four inequivalent O2- sites. In the first O2- site, O2- is bonded to three Li1+, one Nb5+, and two Ni+1.89+ atoms to form OLi3NbNi2 octahedra that share corners with six OLi2NbNi3 octahedra and edges with twelve OLi3NbNi2 octahedra. The corner-sharing octahedra tilt angles range from 1–7°. In the second O2- site, O2- is bonded to three Li1+, one Nb5+, and two Ni+1.89+ atoms to form OLi3NbNi2 octahedra that share corners with six OLi3NbNi2 octahedra and edges with twelve OLi2NbNi3 octahedra. The corner-sharing octahedra tilt angles range from 1–6°. In the third O2- site, O2- is bonded to three Li1+, one Nb5+, and two Ni+1.89+ atoms to form a mixture of edge and corner-sharing OLi3NbNi2 octahedra. The corner-sharing octahedra tilt angles range from 2–8°. In the fourth O2- site, O2- is bonded to three Li1+, one Nb5+, and two Ni+1.89+ atoms to form a mixture of edge and corner-sharing OLi3NbNi2 octahedra. The corner-sharing octahedra tilt angles range from 3–6°. In the fifth O2- site, O2- is bonded to three Li1+, one Nb5+, and two Ni+1.89+ atoms to form a mixture of edge and corner-sharing OLi3NbNi2 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. In the sixth O2- site, O2- is bonded to two Li1+, one Nb5+, and three Ni+1.89+ atoms to form OLi2NbNi3 octahedra that share corners with six OLi3NbNi2 octahedra and edges with twelve OLi2NbNi3 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. In the seventh O2- site, O2- is bonded to three Li1+, one Nb5+, and two Ni+1.89+ atoms to form OLi3NbNi2 octahedra that share corners with six OLi3NbNi2 octahedra and edges with twelve OLi2NbNi3 octahedra. The corner-sharing octahedra tilt angles range from 1–7°. In the eighth O2- site, O2- is bonded to two Li1+, one Nb5+, and three Ni+1.89+ atoms to form a mixture of edge and corner-sharing OLi2NbNi3 octahedra. The corner-sharing octahedra tilt angles range from 2–6°. In the ninth O2- site, O2- is bonded to three Li1+, one Nb5+, and two Ni+1.89+ atoms to form a mixture of edge and corner-sharing OLi3NbNi2 octahedra. The corner-sharing octahedra tilt angles range from 3–7°. In the tenth O2- site, O2- is bonded to three Li1+, one N

36 MATERIALS SCIENCE↗

Materials Data on LiLa14(Cu3O14)2 by Materials Project

LiLa14(Cu3O14)2 is (La,Ba)CuO4-derived structured and crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with four CuO6 octahedra. The corner-sharing octahedral tilt angles are 5°. There are a spread of Li–O bond distances ranging from 1.92–2.40 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with four CuO6 octahedra. The corner-sharing octahedral tilt angles are 5°. There are a spread of Li–O bond distances ranging from 1.92–2.40 Å. There are fourteen inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.37–3.01 Å. In the second La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.33–3.01 Å. In the third La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–3.02 Å. In the fourth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.01 Å. In the fifth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.32–2.96 Å. In the sixth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.34–3.06 Å. In the seventh La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.31–3.02 Å. In the eighth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.35–3.02 Å. In the ninth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.30–3.02 Å. In the tenth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.37–3.01 Å. In the eleventh La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.32–3.00 Å. In the twelfth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.33–2.96 Å. In the thirteenth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.32–3.02 Å. In the fourteenth La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.34–3.07 Å. There are six inequivalent Cu+2.17+ sites. In the first Cu+2.17+ site, Cu+2.17+ is bonded to six O2- atoms to form corner-sharing CuO6 octahedra. The corner-sharing octahedra tilt angles range from 5–6°. There are a spread of Cu–O bond distances ranging from 1.90–2.43 Å. In the second Cu+2.17+ site, Cu+2.17+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one LiO6 octahedra and corners with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 5–6°. There are a spread of Cu–O bond distances ranging from 1.88–2.44 Å. In the third Cu+2.17+ site, Cu+2.17+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one LiO6 octahedra and corners with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 5–6°. There are a spread of Cu–O bond distances ranging from 1.87–2.45 Å. In the fourth Cu+2.17+ site, Cu+2.17+ is bonded to six O2- atoms to form corner-sharing CuO6 octahedra. The corner-sharing octahedra tilt angles range from 5–6°. There are a spread of Cu–O bond distances ranging from 1.90–2.43 Å. In the fifth Cu+2.17+ site, Cu+2.17+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one LiO6 octahedra and corners with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 5–6°. There are a spread of Cu–O bond distances ranging from 1.88–2.44 Å. In the sixth Cu+2.17+ site, Cu+2.17+ is bonded to six O2- atoms to form CuO6 octahedra that share a cornercorner with one LiO6 octahedra and corners with three CuO6 octahedra. The corner-sharing octahedra tilt angles range from 5–6°. There are a spread of Cu–O bond distances ranging from 1.88–2.44 Å. There are twenty-eight inequivalent O2- sites. In the first O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form a mixture of distorted edge, face, and corner-sharing OLa4Cu2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the second O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the third O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the fourth O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form distorted OLa4Cu2 octahedra that share corners with two OLa4Cu2 octahedra, edges with two OLiLa4Cu octahedra, and faces with four OLa4Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the fifth O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form distorted OLa4Cu2 octahedra that share corners with two OLa4Cu2 octahedra, edges with two OLiLa4Cu octahedra, and faces with four OLa4Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the sixth O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form a mixture of distorted edge, face, and corner-sharing OLa4Cu2 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the seventh O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the eighth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the ninth O2- site, O2- is bonded in a 5-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the tenth O2- site, O2- is bonded to one Li1+, four La3+, and one Cu+2.17+ atom to form a mixture of distorted edge, face, and corner-sharing OLiLa4Cu octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the eleventh O2- site, O2- is bonded to one Li1+, four La3+, and one Cu+2.17+ atom to form a mixture of distorted edge, face, and corner-sharing OLiLa4Cu octahedra. The corner-sharing octahedral tilt angles are 0°. In the twelfth O2- site, O2- is bonded in a 6-coordinate geometry to one Li1+ and five La3+ atoms. In the thirteenth O2- site, O2- is bonded in a 5-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the fourteenth O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form a mixture of distorted edge, face, and corner-sharing OLa4Cu2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the fifteenth O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form distorted OLa4Cu2 octahedra that share corners with two OLa4Cu2 octahedra, edges with two OLiLa4Cu octahedra, and faces with four OLa4Cu2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the sixteenth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the seventeenth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the eighteenth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the nineteenth O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form distorted OLa4Cu2 octahedra that share corners with two OLa4Cu2 octahedra, edges with two OLiLa4Cu octahedra, and faces with four OLa4Cu2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the twentieth O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form a mixture of distorted edge, face, and corner-sharing OLa4Cu2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the twenty-first O2- site, O2- is bonded to one Li1+, four La3+, and one Cu+2.17+ atom to form a mixture of distorted edge, face, and corner-sharing OLiLa4Cu octahedra. The corner-sharing octahedral tilt angles are 0°. In the twenty-second O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form a mixture of distorted edge, face, and corner-sharing OLa4Cu2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the twenty-third O2- site, O2- is bonded to four La3+ and two Cu+2.17+ atoms to form distorted OLa4Cu2 octahedra that share corners with two OLa4Cu2 octahedra, edges with two OLiLa4Cu octahedra, and faces with four OLa4Cu2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the twenty-fourth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the twenty-fifth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the twenty-sixth O2- site, O2- is bonded in a 6-coordinate geometry to five La3+ and one Cu+2.17+ atom. In the twenty-seventh O2- site, O2- is bonded to one Li1+, four La3+, and one Cu+2.17+ atom to form a mixture of distorted edge, face, and corner-sharing OLiLa4Cu octahedra. The corner-sharing octahedral tilt angles are 0°. In the twenty-eighth O2- site, O2- is bonded in a 6-coordinate geometry to one Li1+ and five La3+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on Hf2N2O by Materials Project

Hf2ON2 is Ilmenite-like structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are sixteen inequivalent Hf4+ sites. In the first Hf4+ site, Hf4+ is bonded to four N3- and two O2- atoms to form distorted HfN4O2 octahedra that share corners with six HfN3O3 octahedra and edges with six HfN4O2 octahedra. The corner-sharing octahedra tilt angles range from 50–57°. There are a spread of Hf–N bond distances ranging from 2.08–2.19 Å. There are one shorter (2.23 Å) and one longer (2.29 Å) Hf–O bond lengths. In the second Hf4+ site, Hf4+ is bonded to four N3- and two O2- atoms to form a mixture of edge and corner-sharing HfN4O2 octahedra. The corner-sharing octahedra tilt angles range from 52–58°. There are a spread of Hf–N bond distances ranging from 2.10–2.19 Å. There are one shorter (2.21 Å) and one longer (2.25 Å) Hf–O bond lengths. In the third Hf4+ site, Hf4+ is bonded to four N3- and two O2- atoms to form a mixture of distorted edge and corner-sharing HfN4O2 octahedra. The corner-sharing octahedra tilt angles range from 53–56°. There are a spread of Hf–N bond distances ranging from 2.08–2.17 Å. There are one shorter (2.29 Å) and one longer (2.31 Å) Hf–O bond lengths. In the fourth Hf4+ site, Hf4+ is bonded to three N3- and three O2- atoms to form distorted HfN3O3 octahedra that share corners with six HfN5O octahedra and edges with six HfN4O2 octahedra. The corner-sharing octahedra tilt angles range from 52–56°. There are a spread of Hf–N bond distances ranging from 2.10–2.23 Å. There are a spread of Hf–O bond distances ranging from 2.11–2.23 Å. In the fifth Hf4+ site, Hf4+ is bonded to three N3- and three O2- atoms to form a mixture of distorted edge and corner-sharing HfN3O3 octahedra. The corner-sharing octahedra tilt angles range from 49–57°. There are a spread of Hf–N bond distances ranging from 2.08–2.21 Å. There are a spread of Hf–O bond distances ranging from 2.11–2.23 Å. In the sixth Hf4+ site, Hf4+ is bonded to five N3- and one O2- atom to form a mixture of distorted edge and corner-sharing HfN5O octahedra. The corner-sharing octahedra tilt angles range from 53–56°. There are a spread of Hf–N bond distances ranging from 2.11–2.20 Å. The Hf–O bond length is 2.27 Å. In the seventh Hf4+ site, Hf4+ is bonded to three N3- and three O2- atoms to form HfN3O3 octahedra that share corners with six HfN4O2 octahedra and edges with six HfN3O3 octahedra. The corner-sharing octahedra tilt angles range from 51–58°. There are two shorter (2.07 Å) and one longer (2.12 Å) Hf–N bond lengths. There are one shorter (2.21 Å) and two longer (2.26 Å) Hf–O bond lengths. In the eighth Hf4+ site, Hf4+ is bonded to five N3- and one O2- atom to form distorted HfN5O octahedra that share corners with six HfN4O2 octahedra and edges with six HfN3O3 octahedra. The corner-sharing octahedra tilt angles range from 53–58°. There are a spread of Hf–N bond distances ranging from 2.12–2.25 Å. The Hf–O bond length is 2.34 Å. In the ninth Hf4+ site, Hf4+ is bonded to five N3- and one O2- atom to form a mixture of edge and corner-sharing HfN5O octahedra. The corner-sharing octahedra tilt angles range from 54–58°. There are a spread of Hf–N bond distances ranging from 2.10–2.23 Å. The Hf–O bond length is 2.30 Å. In the tenth Hf4+ site, Hf4+ is bonded to three N3- and three O2- atoms to form a mixture of distorted edge and corner-sharing HfN3O3 octahedra. The corner-sharing octahedra tilt angles range from 49–56°. There are a spread of Hf–N bond distances ranging from 2.12–2.20 Å. There are a spread of Hf–O bond distances ranging from 2.13–2.17 Å. In the eleventh Hf4+ site, Hf4+ is bonded to four N3- and two O2- atoms to form HfN4O2 octahedra that share corners with six HfN3O3 octahedra and edges with six HfN4O2 octahedra. The corner-sharing octahedra tilt angles range from 53–58°. There are a spread of Hf–N bond distances ranging from 2.10–2.18 Å. There are one shorter (2.26 Å) and one longer (2.27 Å) Hf–O bond lengths. In the twelfth Hf4+ site, Hf4+ is bonded to five N3- and one O2- atom to form a mixture of distorted edge and corner-sharing HfN5O octahedra. The corner-sharing octahedra tilt angles range from 52–58°. There are a spread of Hf–N bond distances ranging from 2.15–2.23 Å. The Hf–O bond length is 2.22 Å. In the thirteenth Hf4+ site, Hf4+ is bonded to three N3- and three O2- atoms to form a mixture of distorted edge and corner-sharing HfN3O3 octahedra. The corner-sharing octahedra tilt angles range from 49–57°. There are a spread of Hf–N bond distances ranging from 2.06–2.20 Å. There are a spread of Hf–O bond distances ranging from 2.13–2.24 Å. In the fourteenth Hf4+ site, Hf4+ is bonded to four N3- and two O2- atoms to form distorted HfN4O2 octahedra that share corners with six HfN4O2 octahedra and edges with six HfN5O octahedra. The corner-sharing octahedra tilt angles range from 50–54°. There are a spread of Hf–N bond distances ranging from 2.16–2.18 Å. There are one shorter (2.16 Å) and one longer (2.17 Å) Hf–O bond lengths. In the fifteenth Hf4+ site, Hf4+ is bonded to five N3- and one O2- atom to form a mixture of distorted edge and corner-sharing HfN5O octahedra. The corner-sharing octahedra tilt angles range from 49–57°. There are a spread of Hf–N bond distances ranging from 2.13–2.23 Å. The Hf–O bond length is 2.22 Å. In the sixteenth Hf4+ site, Hf4+ is bonded to four N3- and two O2- atoms to form a mixture of distorted edge and corner-sharing HfN4O2 octahedra. The corner-sharing octahedra tilt angles range from 53–58°. There are a spread of Hf–N bond distances ranging from 2.12–2.24 Å. There are one shorter (2.18 Å) and one longer (2.21 Å) Hf–O bond lengths. There are sixteen inequivalent N3- sites. In the first N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share a cornercorner with one NHf4 tetrahedra, corners with five NHf4 trigonal pyramids, corners with six OHf4 trigonal pyramids, an edgeedge with one NHf4 tetrahedra, an edgeedge with one NHf4 trigonal pyramid, and edges with two OHf4 trigonal pyramids. In the second N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 tetrahedra that share corners with two NHf4 tetrahedra, corners with two OHf4 trigonal pyramids, corners with eight NHf4 trigonal pyramids, an edgeedge with one NHf4 trigonal pyramid, and edges with three OHf4 trigonal pyramids. In the third N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with two NHf4 tetrahedra, corners with two OHf4 trigonal pyramids, corners with eight NHf4 trigonal pyramids, an edgeedge with one NHf4 trigonal pyramid, and edges with three OHf4 trigonal pyramids. In the fourth N3- site, N3- is bonded to four Hf4+ atoms to form NHf4 trigonal pyramids that share corners with six NHf4 trigonal pyramids, corners with six OHf4 trigonal pyramids, an edgeedge with one NHf4 tetrahedra, and edges with three NHf4 trigonal pyramids. In the fifth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with five OHf4 trigonal pyramids, corners with seven NHf4 trigonal pyramids, an edgeedge with one NHf4 tetrahedra, an edgeedge with one OHf4 trigonal pyramid, and edges with two NHf4 trigonal pyramids. In the sixth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 tetrahedra that share a cornercorner with one NHf4 tetrahedra, corners with five OHf4 trigonal pyramids, corners with six NHf4 trigonal pyramids, edges with two NHf4 trigonal pyramids, and edges with two OHf4 trigonal pyramids. In the seventh N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share a cornercorner with one NHf4 tetrahedra, corners with five NHf4 trigonal pyramids, corners with six OHf4 trigonal pyramids, an edgeedge with one NHf4 tetrahedra, an edgeedge with one OHf4 trigonal pyramid, and edges with two NHf4 trigonal pyramids. In the eighth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with three NHf4 tetrahedra, corners with two OHf4 trigonal pyramids, corners with seven NHf4 trigonal pyramids, an edgeedge with one NHf4 trigonal pyramid, and edges with three OHf4 trigonal pyramids. In the ninth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with three NHf4 tetrahedra, corners with two OHf4 trigonal pyramids, corners with seven NHf4 trigonal pyramids, edges with two NHf4 trigonal pyramids, and edges with two OHf4 trigonal pyramids. In the tenth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share a cornercorner with one NHf4 tetrahedra, corners with five OHf4 trigonal pyramids, corners with six NHf4 trigonal pyramids, an edgeedge with one OHf4 trigonal pyramid, and edges with three NHf4 trigonal pyramids. In the eleventh N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 tetrahedra that share a cornercorner with one NHf4 tetrahedra, corners with five OHf4 trigonal pyramids, corners with six NHf4 trigonal pyramids, edges with two NHf4 trigonal pyramids, and edges with two OHf4 trigonal pyramids. In the twelfth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share a cornercorner with one NHf4 tetrahedra, corners with five NHf4 trigonal pyramids, corners with six OHf4 trigonal pyramids, an edgeedge with one NHf4 tetrahedra, and edges with three NHf4 trigonal pyramids. In the thirteenth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with six NHf4 trigonal pyramids, corners with six OHf4 trigonal pyramids, an edgeedge with one OHf4 trigonal pyramid, and edges with three NHf4 trigonal pyramids. In the fourteenth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with three NHf4 tetrahedra, corners with three OHf4 trigonal pyramids, corners with six NHf4 trigonal pyramids, edges with two NHf4 trigonal pyramids, and edges with two OHf4 trigonal pyramids. In the fifteenth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with three NHf4 tetrahedra, corners with three OHf4 trigonal pyramids, corners with six NHf4 trigonal pyramids, an edgeedge with one OHf4 trigonal pyramid, and edges with three NHf4 trigonal pyramids. In the sixteenth N3- site, N3- is bonded to four Hf4+ atoms to form distorted NHf4 trigonal pyramids that share corners with two NHf4 tetrahedra, corners with two OHf4 trigonal pyramids, corners with eight NHf4 trigonal pyramids, edges with two NHf4 trigonal pyramids, and edges with two OHf4 trigonal pyramids. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded to four Hf4+ atoms to form distorted OHf4 trigonal pyramids that share corners with five OHf4 trigonal pyramids, corners with seven NHf4 trigonal pyramids, edges with two NHf4 tetrahedra, and edges with two NHf4 trigonal pyramids. In the second O2- site, O2- is bonded to four Hf4+ atoms to form OHf4 trigonal pyramids that share corners with five OHf4 trigonal pyramids, corners with seven NHf4 trigonal pyramids, an edgeedge with one NHf4 tetrahedra, and edges with three NHf4 trigonal pyramids. In the third O2- site, O2- is bonded to four Hf4+ atoms to form distorted OHf4 trigonal pyramids that share corners with three NHf4 tetrahedra, corners with two OHf4 trigonal pyramids, corners with seven NHf4 trigonal pyramids, an edgeedge with one OHf4 trigonal pyramid, and edges with three NHf4 trigonal pyramids. In the fourth O2- site, O2- is bonded to four Hf4+ atoms to form OHf4 trigonal pyramids that share corners with two NHf4 tetrahedra, corners with three OHf4 trigonal pyramids, corners with seven NHf4 trigonal pyramids, an edgeedge with one OHf4 trigonal pyramid, and edges with three NHf4 trigonal pyramids. In

36 MATERIALS SCIENCE↗

Materials Data on Zr2N2O by Materials Project

Zr2ON2 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Zr4+ sites. In the first Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to six N3- and one O2- atom. There are a spread of Zr–N bond distances ranging from 2.18–2.71 Å. The Zr–O bond length is 2.19 Å. In the second Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to five N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.17–2.33 Å. There are one shorter (2.19 Å) and one longer (2.45 Å) Zr–O bond lengths. In the third Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to five N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.19–2.35 Å. There are one shorter (2.18 Å) and one longer (2.47 Å) Zr–O bond lengths. In the fourth Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to five N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.13–2.31 Å. There are one shorter (2.31 Å) and one longer (2.47 Å) Zr–O bond lengths. In the fifth Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to five N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.17–2.33 Å. There are one shorter (2.20 Å) and one longer (2.49 Å) Zr–O bond lengths. In the sixth Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to five N3- and two O2- atoms. There are a spread of Zr–N bond distances ranging from 2.19–2.37 Å. There are one shorter (2.20 Å) and one longer (2.50 Å) Zr–O bond lengths. In the seventh Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 61–62°. There are a spread of Zr–N bond distances ranging from 2.17–2.23 Å. There are one shorter (2.17 Å) and one longer (2.20 Å) Zr–O bond lengths. In the eighth Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of distorted edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 61–64°. There are a spread of Zr–N bond distances ranging from 2.15–2.22 Å. Both Zr–O bond lengths are 2.29 Å. In the ninth Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 59–64°. There are a spread of Zr–N bond distances ranging from 2.17–2.24 Å. There are one shorter (2.15 Å) and one longer (2.22 Å) Zr–O bond lengths. In the tenth Zr4+ site, Zr4+ is bonded in a 7-coordinate geometry to four N3- and three O2- atoms. There are a spread of Zr–N bond distances ranging from 2.15–2.71 Å. There are a spread of Zr–O bond distances ranging from 2.22–2.31 Å. In the eleventh Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 61–64°. There are a spread of Zr–N bond distances ranging from 2.15–2.21 Å. Both Zr–O bond lengths are 2.24 Å. In the twelfth Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 59–64°. There are a spread of Zr–N bond distances ranging from 2.16–2.21 Å. There are one shorter (2.23 Å) and one longer (2.25 Å) Zr–O bond lengths. There are twelve inequivalent N3- sites. In the first N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 square pyramids that share corners with four NZr5 square pyramids, a cornercorner with one OZr4 tetrahedra, corners with two equivalent NZr4 tetrahedra, edges with three NZr5 square pyramids, edges with two NZr4 tetrahedra, and an edgeedge with one NZr5 trigonal bipyramid. In the second N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 trigonal bipyramids that share corners with four NZr5 square pyramids, a cornercorner with one NZr4 tetrahedra, corners with two equivalent OZr4 tetrahedra, edges with four NZr5 square pyramids, and edges with two NZr4 tetrahedra. In the third N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 square pyramids that share corners with four NZr5 square pyramids, corners with three NZr4 tetrahedra, edges with three NZr5 square pyramids, edges with two NZr4 tetrahedra, and an edgeedge with one NZr5 trigonal bipyramid. In the fourth N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 square pyramids that share corners with four NZr5 square pyramids, corners with three NZr4 tetrahedra, edges with two NZr5 square pyramids, an edgeedge with one NZr4 tetrahedra, an edgeedge with one OZr4 tetrahedra, and edges with two equivalent NZr5 trigonal bipyramids. In the fifth N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 square pyramids that share corners with two equivalent NZr5 square pyramids, corners with three NZr4 tetrahedra, corners with two equivalent NZr5 trigonal bipyramids, edges with four NZr5 square pyramids, an edgeedge with one NZr4 tetrahedra, and an edgeedge with one OZr4 tetrahedra. In the sixth N3- site, N3- is bonded to five Zr4+ atoms to form distorted NZr5 square pyramids that share corners with two equivalent NZr5 square pyramids, corners with three NZr4 tetrahedra, corners with two equivalent NZr5 trigonal bipyramids, edges with four NZr5 square pyramids, and edges with two NZr4 tetrahedra. In the seventh N3- site, N3- is bonded in a 5-coordinate geometry to five Zr4+ atoms. In the eighth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 tetrahedra that share corners with two equivalent NZr5 square pyramids, a cornercorner with one OZr4 tetrahedra, corners with five NZr4 tetrahedra, a cornercorner with one NZr5 trigonal bipyramid, and edges with two NZr5 square pyramids. In the ninth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 tetrahedra that share corners with three NZr5 square pyramids, a cornercorner with one OZr4 tetrahedra, corners with five NZr4 tetrahedra, and edges with two NZr5 square pyramids. In the tenth N3- site, N3- is bonded to four Zr4+ atoms to form NZr4 tetrahedra that share corners with three NZr5 square pyramids, corners with two equivalent OZr4 tetrahedra, corners with four NZr4 tetrahedra, an edgeedge with one NZr5 square pyramid, and an edgeedge with one NZr5 trigonal bipyramid. In the eleventh N3- site, N3- is bonded to four Zr4+ atoms to form NZr4 tetrahedra that share corners with three NZr5 square pyramids, corners with two equivalent OZr4 tetrahedra, corners with four NZr4 tetrahedra, an edgeedge with one NZr5 square pyramid, and an edgeedge with one NZr5 trigonal bipyramid. In the twelfth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 tetrahedra that share corners with three NZr5 square pyramids, corners with six NZr4 tetrahedra, and edges with two NZr5 square pyramids. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ atoms. In the second O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ atoms. In the third O2- site, O2- is bonded to four Zr4+ atoms to form distorted OZr4 tetrahedra that share a cornercorner with one NZr5 square pyramid, corners with six NZr4 tetrahedra, corners with two equivalent NZr5 trigonal bipyramids, and edges with two NZr5 square pyramids. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ atoms. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ atoms. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to four Zr4+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on Zr2N2O by Materials Project

Zr2ON2 is Ilmenite-like structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are sixteen inequivalent Zr4+ sites. In the first Zr4+ site, Zr4+ is bonded to three N3- and three O2- atoms to form a mixture of edge and corner-sharing ZrN3O3 octahedra. The corner-sharing octahedra tilt angles range from 51–58°. There are a spread of Zr–N bond distances ranging from 2.12–2.15 Å. There are a spread of Zr–O bond distances ranging from 2.23–2.28 Å. In the second Zr4+ site, Zr4+ is bonded to three N3- and three O2- atoms to form a mixture of distorted edge and corner-sharing ZrN3O3 octahedra. The corner-sharing octahedra tilt angles range from 51–53°. There are one shorter (2.15 Å) and two longer (2.19 Å) Zr–N bond lengths. There are a spread of Zr–O bond distances ranging from 2.15–2.27 Å. In the third Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form distorted ZrN4O2 octahedra that share corners with five ZrN3O3 octahedra, a cornercorner with one ZrN3O3 pentagonal pyramid, and edges with six ZrN5O octahedra. The corner-sharing octahedra tilt angles range from 51–55°. There are a spread of Zr–N bond distances ranging from 2.17–2.26 Å. There are one shorter (2.18 Å) and one longer (2.24 Å) Zr–O bond lengths. In the fourth Zr4+ site, Zr4+ is bonded to three N3- and three O2- atoms to form distorted ZrN3O3 octahedra that share corners with six ZrN5O octahedra, edges with five ZrN3O3 octahedra, and an edgeedge with one ZrN3O3 pentagonal pyramid. The corner-sharing octahedra tilt angles range from 52–58°. There are a spread of Zr–N bond distances ranging from 2.11–2.14 Å. There are one shorter (2.22 Å) and two longer (2.34 Å) Zr–O bond lengths. In the fifth Zr4+ site, Zr4+ is bonded to three N3- and three O2- atoms to form distorted ZrN3O3 pentagonal pyramids that share corners with six ZrN4O2 octahedra and edges with six ZrN3O3 octahedra. The corner-sharing octahedra tilt angles range from 48–57°. There are a spread of Zr–N bond distances ranging from 2.09–2.22 Å. There are a spread of Zr–O bond distances ranging from 2.17–2.27 Å. In the sixth Zr4+ site, Zr4+ is bonded to five N3- and one O2- atom to form a mixture of edge and corner-sharing ZrN5O octahedra. The corner-sharing octahedra tilt angles range from 53–60°. There are a spread of Zr–N bond distances ranging from 2.13–2.25 Å. The Zr–O bond length is 2.35 Å. In the seventh Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form ZrN4O2 octahedra that share corners with six ZrN3O3 octahedra, edges with five ZrN4O2 octahedra, and an edgeedge with one ZrN3O3 pentagonal pyramid. The corner-sharing octahedra tilt angles range from 53–56°. There are a spread of Zr–N bond distances ranging from 2.18–2.23 Å. There are one shorter (2.18 Å) and one longer (2.22 Å) Zr–O bond lengths. In the eighth Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form ZrN4O2 octahedra that share corners with five ZrN4O2 octahedra, a cornercorner with one ZrN3O3 pentagonal pyramid, and edges with six ZrN3O3 octahedra. The corner-sharing octahedra tilt angles range from 53–59°. There are a spread of Zr–N bond distances ranging from 2.11–2.22 Å. Both Zr–O bond lengths are 2.32 Å. In the ninth Zr4+ site, Zr4+ is bonded to three N3- and three O2- atoms to form a mixture of distorted edge and corner-sharing ZrN3O3 octahedra. The corner-sharing octahedra tilt angles range from 51–55°. There are two shorter (2.14 Å) and one longer (2.25 Å) Zr–N bond lengths. There are a spread of Zr–O bond distances ranging from 2.16–2.24 Å. In the tenth Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of distorted edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 52–55°. There are two shorter (2.18 Å) and two longer (2.22 Å) Zr–N bond lengths. There are one shorter (2.19 Å) and one longer (2.20 Å) Zr–O bond lengths. In the eleventh Zr4+ site, Zr4+ is bonded to five N3- and one O2- atom to form a mixture of distorted edge and corner-sharing ZrN5O octahedra. The corner-sharing octahedra tilt angles range from 52–60°. There are a spread of Zr–N bond distances ranging from 2.15–2.28 Å. The Zr–O bond length is 2.28 Å. In the twelfth Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of distorted edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 52–59°. There are a spread of Zr–N bond distances ranging from 2.17–2.24 Å. There are one shorter (2.20 Å) and one longer (2.25 Å) Zr–O bond lengths. In the thirteenth Zr4+ site, Zr4+ is bonded to five N3- and one O2- atom to form a mixture of distorted edge and corner-sharing ZrN5O octahedra. The corner-sharing octahedra tilt angles range from 52–56°. There are a spread of Zr–N bond distances ranging from 2.15–2.23 Å. The Zr–O bond length is 2.32 Å. In the fourteenth Zr4+ site, Zr4+ is bonded to four N3- and two O2- atoms to form a mixture of distorted edge and corner-sharing ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 52–57°. There are a spread of Zr–N bond distances ranging from 2.12–2.20 Å. There are one shorter (2.33 Å) and one longer (2.37 Å) Zr–O bond lengths. In the fifteenth Zr4+ site, Zr4+ is bonded to five N3- and one O2- atom to form a mixture of distorted edge and corner-sharing ZrN5O octahedra. The corner-sharing octahedra tilt angles range from 51–56°. There are a spread of Zr–N bond distances ranging from 2.17–2.28 Å. The Zr–O bond length is 2.24 Å. In the sixteenth Zr4+ site, Zr4+ is bonded to five N3- and one O2- atom to form distorted ZrN5O octahedra that share corners with six ZrN3O3 octahedra and edges with six ZrN4O2 octahedra. The corner-sharing octahedra tilt angles range from 52–55°. There are a spread of Zr–N bond distances ranging from 2.19–2.27 Å. The Zr–O bond length is 2.23 Å. There are sixteen inequivalent N3- sites. In the first N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with four NZr4 tetrahedra, corners with two OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one NZr4 trigonal pyramid, and edges with three OZr4 trigonal pyramids. In the second N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 tetrahedra that share corners with two NZr4 tetrahedra, corners with four OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one NZr4 trigonal pyramid, and edges with three OZr4 trigonal pyramids. In the third N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 tetrahedra that share corners with three NZr4 tetrahedra, corners with three OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one NZr4 trigonal pyramid, and edges with three OZr4 trigonal pyramids. In the fourth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with three NZr4 tetrahedra, corners with three OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, edges with two NZr4 trigonal pyramids, and edges with two OZr4 trigonal pyramids. In the fifth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with two NZr4 tetrahedra, corners with four OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, edges with two NZr4 trigonal pyramids, and edges with two OZr4 trigonal pyramids. In the sixth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share a cornercorner with one NZr4 tetrahedra, corners with five OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one NZr4 tetrahedra, an edgeedge with one OZr4 trigonal pyramid, and edges with two NZr4 trigonal pyramids. In the seventh N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 tetrahedra that share corners with two NZr4 tetrahedra, corners with four OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, edges with two NZr4 trigonal pyramids, and edges with two OZr4 trigonal pyramids. In the eighth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with six NZr4 trigonal pyramids, corners with six OZr4 trigonal pyramids, edges with two NZr4 tetrahedra, and edges with two NZr4 trigonal pyramids. In the ninth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with two NZr4 tetrahedra, corners with four OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one OZr4 trigonal pyramid, and edges with three NZr4 trigonal pyramids. In the tenth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with three NZr4 tetrahedra, corners with three OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one NZr4 trigonal pyramid, and edges with three OZr4 trigonal pyramids. In the eleventh N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share a cornercorner with one NZr4 tetrahedra, corners with five OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one NZr4 tetrahedra, an edgeedge with one OZr4 trigonal pyramid, and edges with two NZr4 trigonal pyramids. In the twelfth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 tetrahedra that share corners with three NZr4 tetrahedra, corners with three OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, edges with two NZr4 trigonal pyramids, and edges with two OZr4 trigonal pyramids. In the thirteenth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with three NZr4 tetrahedra, corners with three OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one OZr4 trigonal pyramid, and edges with three NZr4 trigonal pyramids. In the fourteenth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share a cornercorner with one NZr4 tetrahedra, corners with five OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, edges with two NZr4 tetrahedra, an edgeedge with one NZr4 trigonal pyramid, and an edgeedge with one OZr4 trigonal pyramid. In the fifteenth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share a cornercorner with one NZr4 tetrahedra, corners with five OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, an edgeedge with one OZr4 trigonal pyramid, and edges with three NZr4 trigonal pyramids. In the sixteenth N3- site, N3- is bonded to four Zr4+ atoms to form distorted NZr4 trigonal pyramids that share corners with three NZr4 tetrahedra, corners with three OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, edges with two NZr4 trigonal pyramids, and edges with two OZr4 trigonal pyramids. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded to four Zr4+ atoms to form distorted OZr4 trigonal pyramids that share corners with six NZr4 trigonal pyramids, corners with six OZr4 trigonal pyramids, edges with two NZr4 tetrahedra, and edges with two NZr4 trigonal pyramids. In the second O2- site, O2- is bonded to four Zr4+ atoms to form distorted OZr4 trigonal pyramids that share corners with six NZr4 trigonal pyramids, corners with six OZr4 trigonal pyramids, an edgeedge with one NZr4 tetrahedra, and edges with three NZr4 trigonal pyramids. In the third O2- site, O2- is bonded to four Zr4+ atoms to form distorted OZr4 trigonal pyramids that share a cornercorner with one NZr4 tetrahedra, corners with five OZr4 trigonal pyramids, corners with six NZr4 trigonal pyramids, edges with two NZr4 tetrahedra, an edgeedge with one NZr4 trigonal pyramid, and an edgeedge with one OZr4 trigonal pyramid. In the fourth O2- sit

36 MATERIALS SCIENCE↗