Engineering Papers⌕ Search

SEARCH · Engineering Papers

Results for “rectangular coordinates”

Search indexed NASA NTRS and DOE OSTI research on propulsion, heat transfer, battery materials and energy systems. Follow report and document links to the original sources.

Quote a phrase for an exact phrase match. Source license links do not imply unrestricted reuse.

At least 217 records · Page 12

Materials Data on Na5Ni2P2(CO7)2 by Materials Project

Na5Ni2P2(CO7)2 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are ten inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.30–2.76 Å. In the second Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.30–2.90 Å. In the third Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.32–2.96 Å. In the fourth Na1+ site, Na1+ is bonded to seven O2- atoms to form distorted NaO7 pentagonal bipyramids that share a cornercorner with one NiO6 octahedra, corners with two PO4 tetrahedra, an edgeedge with one NiO6 octahedra, an edgeedge with one NaO7 pentagonal bipyramid, an edgeedge with one PO4 tetrahedra, a faceface with one NiO6 octahedra, and a faceface with one NaO7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 66°. There are a spread of Na–O bond distances ranging from 2.34–2.81 Å. In the fifth Na1+ site, Na1+ is bonded to seven O2- atoms to form distorted NaO7 pentagonal bipyramids that share a cornercorner with one NiO6 octahedra, corners with two PO4 tetrahedra, an edgeedge with one NiO6 octahedra, an edgeedge with one NaO7 pentagonal bipyramid, an edgeedge with one PO4 tetrahedra, a faceface with one NiO6 octahedra, and a faceface with one NaO7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 67°. There are a spread of Na–O bond distances ranging from 2.33–2.79 Å. In the sixth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.30–2.87 Å. In the seventh Na1+ site, Na1+ is bonded to seven O2- atoms to form distorted NaO7 pentagonal bipyramids that share a cornercorner with one NiO6 octahedra, corners with two PO4 tetrahedra, an edgeedge with one NiO6 octahedra, an edgeedge with one PO4 tetrahedra, and a faceface with one NiO6 octahedra. The corner-sharing octahedral tilt angles are 66°. There are a spread of Na–O bond distances ranging from 2.32–2.70 Å. In the eighth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.31–2.86 Å. In the ninth Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.35–2.86 Å. In the tenth Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.34–2.76 Å. There are four inequivalent Ni+2.50+ sites. In the first Ni+2.50+ site, Ni+2.50+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra and faces with two NaO7 pentagonal bipyramids. There are a spread of Ni–O bond distances ranging from 2.00–2.17 Å. In the second Ni+2.50+ site, Ni+2.50+ is bonded to six O2- atoms to form NiO6 octahedra that share a cornercorner with one NaO7 pentagonal bipyramid, corners with four PO4 tetrahedra, and edges with two NaO7 pentagonal bipyramids. There are a spread of Ni–O bond distances ranging from 2.01–2.16 Å. In the third Ni+2.50+ site, Ni+2.50+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra and a faceface with one NaO7 pentagonal bipyramid. There are a spread of Ni–O bond distances ranging from 2.02–2.14 Å. In the fourth Ni+2.50+ site, Ni+2.50+ is bonded to six O2- atoms to form distorted NiO6 octahedra that share corners with two NaO7 pentagonal bipyramids, corners with four PO4 tetrahedra, and an edgeedge with one NaO7 pentagonal bipyramid. There are a spread of Ni–O bond distances ranging from 2.00–2.20 Å. There are four inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.27 Å) and two longer (1.31 Å) C–O bond length. In the second C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.28–1.31 Å. In the third C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.28 Å) and two longer (1.30 Å) C–O bond length. In the fourth C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.27 Å) and two longer (1.30 Å) C–O bond length. There are four inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra and corners with two NaO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 37–50°. There are a spread of P–O bond distances ranging from 1.53–1.57 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra, a cornercorner with one NaO7 pentagonal bipyramid, and edges with two NaO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 39–48°. There is three shorter (1.55 Å) and one longer (1.56 Å) P–O bond length. In the third P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra and a cornercorner with one NaO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 38–45°. There is three shorter (1.55 Å) and one longer (1.56 Å) P–O bond length. In the fourth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra, corners with two NaO7 pentagonal bipyramids, and an edgeedge with one NaO7 pentagonal bipyramid. The corner-sharing octahedra tilt angles range from 38–49°. There are a spread of P–O bond distances ranging from 1.54–1.57 Å. There are twenty-eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal pyramidal geometry to three Na1+ and one C4+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three Na1+ and one C4+ atom. In the third O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one C4+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one C4+ atom. In the fifth O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one C4+ atom. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one C4+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one P5+ atom. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the fourteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the fifteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Na1+, one Ni+2.50+, and one P5+ atom. In the sixteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the seventeenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni+2.50+, and one P5+ atom. In the eighteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the nineteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the twentieth O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one P5+ atom. In the twenty-first O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the twenty-second O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one P5+ atom. In the twenty-third O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+2.50+, and one C4+ atom. In the twenty-fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni+2.50+, and one C4+ atom. In the twenty-fifth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+2.50+, and one C4+ atom. In the twenty-sixth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+2.50+, and one C4+ atom. In the twenty-seventh O2- site, O2- is bonded in a 4-coordinate geometry to three Na1+ and one C4+ atom. In the twenty-eighth O2- site, O2- is bonded in a 4-coordinate geometry to four Na1+ and one C4+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Li(TiTe2)5 by Materials Project

Li(TiTe2)5 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. Li1+ is bonded to six Te2- atoms to form LiTe6 octahedra that share corners with twelve TiTe6 octahedra and faces with two equivalent TiTe6 octahedra. The corner-sharing octahedral tilt angles are 47°. There are a spread of Li–Te bond distances ranging from 2.82–2.84 Å. There are three inequivalent Ti+3.80+ sites. In the first Ti+3.80+ site, Ti+3.80+ is bonded to six Te2- atoms to form TiTe6 octahedra that share corners with three equivalent LiTe6 octahedra and edges with six TiTe6 octahedra. The corner-sharing octahedral tilt angles are 47°. There are a spread of Ti–Te bond distances ranging from 2.77–2.80 Å. In the second Ti+3.80+ site, Ti+3.80+ is bonded to six Te2- atoms to form TiTe6 octahedra that share corners with four equivalent LiTe6 octahedra and edges with six TiTe6 octahedra. The corner-sharing octahedral tilt angles are 47°. There are four shorter (2.78 Å) and two longer (2.80 Å) Ti–Te bond lengths. In the third Ti+3.80+ site, Ti+3.80+ is bonded to six Te2- atoms to form TiTe6 octahedra that share a cornercorner with one LiTe6 octahedra, edges with six TiTe6 octahedra, and a faceface with one LiTe6 octahedra. The corner-sharing octahedral tilt angles are 47°. There are a spread of Ti–Te bond distances ranging from 2.78–2.83 Å. There are five inequivalent Te2- sites. In the first Te2- site, Te2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Ti+3.80+ atoms. In the second Te2- site, Te2- is bonded in a 3-coordinate geometry to three Ti+3.80+ atoms. In the third Te2- site, Te2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Ti+3.80+ atoms. In the fourth Te2- site, Te2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Ti+3.80+ atoms. In the fifth Te2- site, Te2- is bonded in a 3-coordinate geometry to three Ti+3.80+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on LiCu2PO4 by Materials Project

LiCu2PO4 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share a cornercorner with one LiO4 tetrahedra, corners with four PO4 tetrahedra, and corners with seven CuO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.99–2.06 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three LiO4 tetrahedra, corners with four PO4 tetrahedra, and corners with five CuO4 tetrahedra. There are a spread of Li–O bond distances ranging from 2.00–2.11 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three LiO4 tetrahedra, corners with three CuO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two equivalent CuO4 trigonal pyramids. There are a spread of Li–O bond distances ranging from 1.97–2.05 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three LiO4 tetrahedra, corners with three CuO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two CuO4 trigonal pyramids. There are a spread of Li–O bond distances ranging from 2.01–2.05 Å. There are eight inequivalent Cu1+ sites. In the first Cu1+ site, Cu1+ is bonded to four O2- atoms to form distorted CuO4 tetrahedra that share corners with three LiO4 tetrahedra, corners with three CuO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two equivalent CuO4 trigonal pyramids. There are a spread of Cu–O bond distances ranging from 2.07–2.34 Å. In the second Cu1+ site, Cu1+ is bonded to four O2- atoms to form CuO4 tetrahedra that share corners with three LiO4 tetrahedra, corners with three CuO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two CuO4 trigonal pyramids. There are a spread of Cu–O bond distances ranging from 2.01–2.28 Å. In the third Cu1+ site, Cu1+ is bonded to four O2- atoms to form distorted CuO4 trigonal pyramids that share corners with three LiO4 tetrahedra, corners with four PO4 tetrahedra, and corners with five CuO4 tetrahedra. There are a spread of Cu–O bond distances ranging from 1.96–2.45 Å. In the fourth Cu1+ site, Cu1+ is bonded to four O2- atoms to form CuO4 trigonal pyramids that share a cornercorner with one LiO4 tetrahedra, corners with four PO4 tetrahedra, and corners with seven CuO4 tetrahedra. There are a spread of Cu–O bond distances ranging from 1.98–2.55 Å. In the fifth Cu1+ site, Cu1+ is bonded to four O2- atoms to form distorted CuO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra, corners with four CuO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two CuO4 trigonal pyramids. There are a spread of Cu–O bond distances ranging from 1.99–2.33 Å. In the sixth Cu1+ site, Cu1+ is bonded to four O2- atoms to form distorted CuO4 tetrahedra that share corners with two CuO4 tetrahedra, corners with four LiO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two CuO4 trigonal pyramids. There are a spread of Cu–O bond distances ranging from 2.01–2.27 Å. In the seventh Cu1+ site, Cu1+ is bonded to four O2- atoms to form CuO4 tetrahedra that share corners with two LiO4 tetrahedra, corners with four CuO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two equivalent CuO4 trigonal pyramids. There are a spread of Cu–O bond distances ranging from 2.10–2.21 Å. In the eighth Cu1+ site, Cu1+ is bonded to four O2- atoms to form CuO4 tetrahedra that share corners with two CuO4 tetrahedra, corners with four LiO4 tetrahedra, corners with four PO4 tetrahedra, and corners with two equivalent CuO4 trigonal pyramids. There are a spread of Cu–O bond distances ranging from 2.07–2.29 Å. There are four inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with five LiO4 tetrahedra, corners with five CuO4 tetrahedra, and corners with two equivalent CuO4 trigonal pyramids. There is two shorter (1.55 Å) and two longer (1.57 Å) P–O bond length. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with three LiO4 tetrahedra, corners with seven CuO4 tetrahedra, and corners with two equivalent CuO4 trigonal pyramids. There is two shorter (1.55 Å) and two longer (1.57 Å) P–O bond length. In the third P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with five LiO4 tetrahedra, corners with five CuO4 tetrahedra, and corners with two CuO4 trigonal pyramids. There is three shorter (1.56 Å) and one longer (1.59 Å) P–O bond length. In the fourth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with three LiO4 tetrahedra, corners with seven CuO4 tetrahedra, and corners with two CuO4 trigonal pyramids. There are a spread of P–O bond distances ranging from 1.54–1.57 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded to one Li1+, two Cu1+, and one P5+ atom to form distorted corner-sharing OLiCu2P tetrahedra. In the second O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, two Cu1+, and one P5+ atom. In the third O2- site, O2- is bonded to two Li1+, one Cu1+, and one P5+ atom to form distorted corner-sharing OLi2CuP tetrahedra. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Cu1+, and one P5+ atom. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, two Cu1+, and one P5+ atom. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, two Cu1+, and one P5+ atom. In the seventh O2- site, O2- is bonded to three Li1+ and one P5+ atom to form corner-sharing OLi3P tetrahedra. In the eighth O2- site, O2- is bonded to one Li1+, two Cu1+, and one P5+ atom to form distorted corner-sharing OLiCu2P tetrahedra. In the ninth O2- site, O2- is bonded to one Li1+, two Cu1+, and one P5+ atom to form distorted corner-sharing OLiCu2P tetrahedra. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Cu1+ and one P5+ atom. In the eleventh O2- site, O2- is bonded in a 4-coordinate geometry to three Cu1+ and one P5+ atom. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, two Cu1+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded to one Li1+, two Cu1+, and one P5+ atom to form distorted corner-sharing OLiCu2P tetrahedra. In the fourteenth O2- site, O2- is bonded to one Li1+, two Cu1+, and one P5+ atom to form distorted corner-sharing OLiCu2P tetrahedra. In the fifteenth O2- site, O2- is bonded in a 4-coordinate geometry to three Cu1+ and one P5+ atom. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Cu1+ and one P5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Li4Mn3V3(TeO8)2 by Materials Project

Li4V3Mn3(TeO8)2 is Hausmannite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent TeO6 octahedra, corners with four VO6 octahedra, and corners with five MnO6 octahedra. The corner-sharing octahedra tilt angles range from 48–69°. There are a spread of Li–O bond distances ranging from 2.00–2.07 Å. In the second Li1+ site, Li1+ is bonded in a rectangular see-saw-like geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.89–2.02 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 trigonal pyramids that share a cornercorner with one MnO6 octahedra, corners with two VO6 octahedra, corners with three equivalent TeO6 octahedra, an edgeedge with one VO6 octahedra, and edges with two MnO6 octahedra. The corner-sharing octahedra tilt angles range from 58–64°. There are a spread of Li–O bond distances ranging from 1.89–2.05 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent TeO6 octahedra, corners with four MnO6 octahedra, and corners with five VO6 octahedra. The corner-sharing octahedra tilt angles range from 50–73°. There are a spread of Li–O bond distances ranging from 2.01–2.25 Å. There are three inequivalent V+4.67+ sites. In the first V+4.67+ site, V+4.67+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with three LiO4 tetrahedra, a cornercorner with one LiO4 trigonal pyramid, an edgeedge with one TeO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent MnO6 octahedra. The corner-sharing octahedra tilt angles range from 49–58°. There are a spread of V–O bond distances ranging from 1.77–2.19 Å. In the second V+4.67+ site, V+4.67+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with three LiO4 tetrahedra, a cornercorner with one LiO4 trigonal pyramid, an edgeedge with one TeO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent MnO6 octahedra. The corner-sharing octahedra tilt angles range from 54–55°. There are a spread of V–O bond distances ranging from 1.88–2.04 Å. In the third V+4.67+ site, V+4.67+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one TeO6 octahedra, edges with four MnO6 octahedra, and an edgeedge with one LiO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 48–52°. There are a spread of V–O bond distances ranging from 1.77–2.24 Å. There are three inequivalent Mn2+ sites. In the first Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with three LiO4 tetrahedra, a cornercorner with one LiO4 trigonal pyramid, an edgeedge with one TeO6 octahedra, and edges with four VO6 octahedra. The corner-sharing octahedra tilt angles range from 55–56°. There are a spread of Mn–O bond distances ranging from 1.95–2.26 Å. In the second Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one TeO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent MnO6 octahedra, and an edgeedge with one LiO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 51–52°. There are a spread of Mn–O bond distances ranging from 1.92–2.21 Å. In the third Mn2+ site, Mn2+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with two equivalent TeO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one TeO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent MnO6 octahedra, and an edgeedge with one LiO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 55–56°. There are a spread of Mn–O bond distances ranging from 2.09–2.25 Å. There are two inequivalent Te4+ sites. In the first Te4+ site, Te4+ is bonded to six O2- atoms to form distorted TeO6 octahedra that share corners with two equivalent VO6 octahedra, corners with four MnO6 octahedra, corners with three equivalent LiO4 tetrahedra, corners with three equivalent LiO4 trigonal pyramids, an edgeedge with one MnO6 octahedra, and edges with two VO6 octahedra. The corner-sharing octahedra tilt angles range from 48–56°. There are a spread of Te–O bond distances ranging from 1.97–2.51 Å. In the second Te4+ site, Te4+ is bonded to six O2- atoms to form distorted TeO6 octahedra that share corners with two equivalent MnO6 octahedra, corners with four VO6 octahedra, corners with three equivalent LiO4 tetrahedra, an edgeedge with one VO6 octahedra, and edges with two MnO6 octahedra. The corner-sharing octahedra tilt angles range from 49–58°. There are a spread of Te–O bond distances ranging from 1.97–2.45 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, two V+4.67+, and one Te4+ atom. In the third O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two V+4.67+, and one Mn2+ atom. In the fourth O2- site, O2- is bonded in a distorted tetrahedral geometry to one Li1+, two V+4.67+, and one Mn2+ atom. In the fifth O2- site, O2- is bonded to one Li1+, one V+4.67+, and two Mn2+ atoms to form corner-sharing OLiMn2V tetrahedra. In the sixth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom. In the eighth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, two V+4.67+, and one Te4+ atom. In the tenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two Mn2+, and one Te4+ atom. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom. In the twelfth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom. In the thirteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V+4.67+, and two Mn2+ atoms. In the fourteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom. In the fifteenth O2- site, O2- is bonded to one Li1+, two Mn2+, and one Te4+ atom to form distorted corner-sharing OLiMn2Te tetrahedra. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V+4.67+, one Mn2+, and one Te4+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Li5CrP2(O4F)2 by Materials Project

Li5CrP2(O4F)2 crystallizes in the trigonal P3 space group. The structure is three-dimensional. there are nine inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- and two F1- atoms to form distorted LiO4F2 octahedra that share corners with two LiO3F3 octahedra, corners with four PO4 tetrahedra, and edges with two equivalent CrO4F2 octahedra. The corner-sharing octahedral tilt angles are 39°. There are two shorter (2.05 Å) and two longer (2.19 Å) Li–O bond lengths. There are one shorter (2.31 Å) and one longer (2.33 Å) Li–F bond lengths. In the second Li1+ site, Li1+ is bonded in a 6-coordinate geometry to three equivalent O2- and three equivalent F1- atoms. All Li–O bond lengths are 2.02 Å. All Li–F bond lengths are 2.36 Å. In the third Li1+ site, Li1+ is bonded to three equivalent O2- and three equivalent F1- atoms to form LiO3F3 octahedra that share corners with three equivalent LiO4F2 octahedra, corners with three equivalent PO4 tetrahedra, and edges with three equivalent CrO4F2 octahedra. The corner-sharing octahedral tilt angles are 39°. All Li–O bond lengths are 2.09 Å. All Li–F bond lengths are 2.11 Å. In the fourth Li1+ site, Li1+ is bonded in a 6-coordinate geometry to three equivalent O2- and three equivalent F1- atoms. All Li–O bond lengths are 2.05 Å. All Li–F bond lengths are 2.37 Å. In the fifth Li1+ site, Li1+ is bonded to three equivalent O2- and three equivalent F1- atoms to form LiO3F3 octahedra that share corners with three equivalent LiO4F2 octahedra, corners with three equivalent PO4 tetrahedra, and edges with three equivalent CrO4F2 octahedra. The corner-sharing octahedral tilt angles are 39°. All Li–O bond lengths are 2.10 Å. All Li–F bond lengths are 2.11 Å. In the sixth Li1+ site, Li1+ is bonded in a 5-coordinate geometry to four O2- and one F1- atom. There are a spread of Li–O bond distances ranging from 2.03–2.45 Å. The Li–F bond length is 1.97 Å. In the seventh Li1+ site, Li1+ is bonded in a 5-coordinate geometry to four O2- and one F1- atom. There are a spread of Li–O bond distances ranging from 2.05–2.40 Å. The Li–F bond length is 1.99 Å. In the eighth Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with six PO4 tetrahedra and faces with two equivalent LiO6 octahedra. There are three shorter (2.25 Å) and three longer (2.62 Å) Li–O bond lengths. In the ninth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six PO4 tetrahedra and faces with two equivalent LiO6 octahedra. There are three shorter (2.28 Å) and three longer (2.43 Å) Li–O bond lengths. Cr3+ is bonded to four O2- and two F1- atoms to form CrO4F2 octahedra that share corners with four PO4 tetrahedra and edges with four LiO4F2 octahedra. There is two shorter (1.95 Å) and two longer (2.04 Å) Cr–O bond length. Both Cr–F bond lengths are 1.99 Å. There are two inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with two equivalent CrO4F2 octahedra and corners with five LiO4F2 octahedra. The corner-sharing octahedra tilt angles range from 45–64°. There is two shorter (1.54 Å) and two longer (1.57 Å) P–O bond length. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with two equivalent CrO4F2 octahedra and corners with five LiO4F2 octahedra. The corner-sharing octahedra tilt angles range from 44–63°. There is two shorter (1.54 Å) and two longer (1.57 Å) P–O bond length. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Cr3+, and one P5+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Cr3+, and one P5+ atom. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Li1+ and one P5+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Cr3+, and one P5+ atom. In the fifth O2- site, O2- is bonded to three Li1+ and one P5+ atom to form distorted corner-sharing OLi3P trigonal pyramids. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Cr3+, and one P5+ atom. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to three Li1+ and one P5+ atom. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Li1+ and one P5+ atom. There are two inequivalent F1- sites. In the first F1- site, F1- is bonded in a 5-coordinate geometry to four Li1+ and one Cr3+ atom. In the second F1- site, F1- is bonded in a 5-coordinate geometry to four Li1+ and one Cr3+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Ca2Si5N8 by Materials Project

Ca2Si5N8 crystallizes in the orthorhombic Pbca space group. The structure is three-dimensional. there are two inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a 7-coordinate geometry to seven N3- atoms. There are a spread of Ca–N bond distances ranging from 2.41–3.07 Å. In the second Ca2+ site, Ca2+ is bonded in a 6-coordinate geometry to six N3- atoms. There are a spread of Ca–N bond distances ranging from 2.41–3.08 Å. There are five inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four N3- atoms to form corner-sharing SiN4 tetrahedra. There are a spread of Si–N bond distances ranging from 1.67–1.79 Å. In the second Si4+ site, Si4+ is bonded to four N3- atoms to form corner-sharing SiN4 tetrahedra. There are a spread of Si–N bond distances ranging from 1.71–1.77 Å. In the third Si4+ site, Si4+ is bonded to four N3- atoms to form corner-sharing SiN4 tetrahedra. There are a spread of Si–N bond distances ranging from 1.70–1.77 Å. In the fourth Si4+ site, Si4+ is bonded to four N3- atoms to form corner-sharing SiN4 tetrahedra. There are a spread of Si–N bond distances ranging from 1.70–1.79 Å. In the fifth Si4+ site, Si4+ is bonded to four N3- atoms to form corner-sharing SiN4 tetrahedra. There are a spread of Si–N bond distances ranging from 1.69–1.80 Å. There are eight inequivalent N3- sites. In the first N3- site, N3- is bonded in a distorted tetrahedral geometry to one Ca2+ and three Si4+ atoms. In the second N3- site, N3- is bonded in a 4-coordinate geometry to two equivalent Ca2+ and two Si4+ atoms. In the third N3- site, N3- is bonded in a rectangular see-saw-like geometry to two Ca2+ and two Si4+ atoms. In the fourth N3- site, N3- is bonded in a 2-coordinate geometry to three Ca2+ and two Si4+ atoms. In the fifth N3- site, N3- is bonded in a distorted trigonal non-coplanar geometry to one Ca2+ and three Si4+ atoms. In the sixth N3- site, N3- is bonded in a distorted rectangular see-saw-like geometry to two Ca2+ and two Si4+ atoms. In the seventh N3- site, N3- is bonded in a 3-coordinate geometry to one Ca2+ and three Si4+ atoms. In the eighth N3- site, N3- is bonded in a distorted trigonal planar geometry to one Ca2+ and three Si4+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on Na5Ni2P2(CO7)2 by Materials Project

Na5Ni2P2(CO7)2 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. there are three inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to seven O2- atoms to form distorted NaO7 pentagonal bipyramids that share a cornercorner with one NiO6 octahedra, corners with two PO4 tetrahedra, an edgeedge with one NiO6 octahedra, an edgeedge with one NaO7 pentagonal bipyramid, an edgeedge with one PO4 tetrahedra, a faceface with one NiO6 octahedra, and a faceface with one NaO7 pentagonal bipyramid. The corner-sharing octahedral tilt angles are 65°. There are a spread of Na–O bond distances ranging from 2.32–2.77 Å. In the second Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.31–2.99 Å. In the third Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.34–2.69 Å. There are two inequivalent Ni+2.50+ sites. In the first Ni+2.50+ site, Ni+2.50+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra and faces with two equivalent NaO7 pentagonal bipyramids. There are a spread of Ni–O bond distances ranging from 2.03–2.18 Å. In the second Ni+2.50+ site, Ni+2.50+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with two equivalent NaO7 pentagonal bipyramids, corners with four PO4 tetrahedra, and edges with two equivalent NaO7 pentagonal bipyramids. There are a spread of Ni–O bond distances ranging from 1.99–2.19 Å. There are two inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.27–1.31 Å. In the second C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.27 Å) and two longer (1.30 Å) C–O bond length. There are two inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra and corners with two equivalent NaO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 40–50°. There is one shorter (1.54 Å) and three longer (1.55 Å) P–O bond length. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra, corners with two equivalent NaO7 pentagonal bipyramids, and edges with two equivalent NaO7 pentagonal bipyramids. The corner-sharing octahedra tilt angles range from 40–50°. There is three shorter (1.54 Å) and one longer (1.58 Å) P–O bond length. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one C4+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni+2.50+, and one P5+ atom. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two equivalent Na1+, one Ni+2.50+, and one P5+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Na1+, one Ni+2.50+, and one P5+ atom. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Na1+, one Ni+2.50+, and one P5+ atom. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two equivalent Na1+, one Ni+2.50+, and one P5+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+2.50+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a distorted trigonal pyramidal geometry to two equivalent Na1+, one Ni+2.50+, and one C4+ atom. In the ninth O2- site, O2- is bonded in a 5-coordinate geometry to three Na1+, one Ni+2.50+, and one C4+ atom. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Na1+, one Ni+2.50+, and one C4+ atom. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Na1+ and one C4+ atom. In the twelfth O2- site, O2- is bonded in a 4-coordinate geometry to three Na1+ and one C4+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Tl3(V3S4)8 by Materials Project

Tl3(V3S4)8 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twenty-four inequivalent V+2.54+ sites. In the first V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form distorted VS6 octahedra that share corners with three VS6 octahedra, a cornercorner with one VS5 trigonal bipyramid, an edgeedge with one VS6 octahedra, and edges with two VS5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 4–43°. There are a spread of V–S bond distances ranging from 2.38–2.86 Å. In the second V+2.54+ site, V+2.54+ is bonded in a 6-coordinate geometry to six S2- atoms. There are a spread of V–S bond distances ranging from 2.34–2.64 Å. In the third V+2.54+ site, V+2.54+ is bonded to five S2- atoms to form distorted VS5 trigonal bipyramids that share corners with two VS6 octahedra, a cornercorner with one VS6 pentagonal pyramid, a cornercorner with one VS5 trigonal bipyramid, and edges with two VS6 octahedra. The corner-sharing octahedra tilt angles range from 20–66°. There are a spread of V–S bond distances ranging from 2.32–2.41 Å. In the fourth V+2.54+ site, V+2.54+ is bonded in a 6-coordinate geometry to six S2- atoms. There are a spread of V–S bond distances ranging from 2.36–2.55 Å. In the fifth V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form distorted VS6 octahedra that share corners with three VS6 octahedra, a cornercorner with one VS6 pentagonal pyramid, corners with two VS5 trigonal bipyramids, an edgeedge with one VS6 octahedra, an edgeedge with one VS6 pentagonal pyramid, and edges with two VS5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 43–50°. There are a spread of V–S bond distances ranging from 2.34–2.76 Å. In the sixth V+2.54+ site, V+2.54+ is bonded to five S2- atoms to form VS5 trigonal bipyramids that share a cornercorner with one VS6 octahedra, corners with three VS5 trigonal bipyramids, edges with three VS6 octahedra, and an edgeedge with one VS6 pentagonal pyramid. The corner-sharing octahedral tilt angles are 72°. There are a spread of V–S bond distances ranging from 2.31–2.47 Å. In the seventh V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form VS6 octahedra that share corners with three VS6 octahedra, a cornercorner with one VS5 trigonal bipyramid, an edgeedge with one VS6 octahedra, an edgeedge with one VS6 pentagonal pyramid, and edges with two VS5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 4–43°. There are a spread of V–S bond distances ranging from 2.35–2.76 Å. In the eighth V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form distorted VS6 octahedra that share a cornercorner with one VS6 pentagonal pyramid, corners with two VS5 trigonal bipyramids, edges with three VS6 octahedra, an edgeedge with one VS6 pentagonal pyramid, and edges with two VS5 trigonal bipyramids. There are a spread of V–S bond distances ranging from 2.36–2.94 Å. In the ninth V+2.54+ site, V+2.54+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of V–S bond distances ranging from 2.34–3.08 Å. In the tenth V+2.54+ site, V+2.54+ is bonded in a 6-coordinate geometry to six S2- atoms. There are a spread of V–S bond distances ranging from 2.35–2.57 Å. In the eleventh V+2.54+ site, V+2.54+ is bonded to five S2- atoms to form distorted VS5 trigonal bipyramids that share a cornercorner with one VS6 octahedra, a cornercorner with one VS5 trigonal bipyramid, edges with two VS6 octahedra, and a faceface with one VS6 pentagonal pyramid. The corner-sharing octahedral tilt angles are 27°. There are a spread of V–S bond distances ranging from 2.35–2.42 Å. In the twelfth V+2.54+ site, V+2.54+ is bonded to five S2- atoms to form distorted VS5 trigonal bipyramids that share a cornercorner with one VS6 octahedra, a cornercorner with one VS5 trigonal bipyramid, an edgeedge with one VS6 octahedra, and an edgeedge with one VS5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 53°. There are a spread of V–S bond distances ranging from 2.32–2.48 Å. In the thirteenth V+2.54+ site, V+2.54+ is bonded to five S2- atoms to form VS5 trigonal bipyramids that share corners with two VS6 octahedra, edges with two VS6 octahedra, an edgeedge with one VS6 pentagonal pyramid, and an edgeedge with one VS5 trigonal bipyramid. The corner-sharing octahedra tilt angles range from 38–61°. There are a spread of V–S bond distances ranging from 2.32–2.49 Å. In the fourteenth V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form distorted VS6 pentagonal pyramids that share corners with three VS6 octahedra, an edgeedge with one VS6 octahedra, edges with two VS5 trigonal bipyramids, and a faceface with one VS5 trigonal bipyramid. The corner-sharing octahedra tilt angles range from 2–38°. There are a spread of V–S bond distances ranging from 2.37–2.94 Å. In the fifteenth V+2.54+ site, V+2.54+ is bonded in a 4-coordinate geometry to six S2- atoms. There are a spread of V–S bond distances ranging from 2.29–3.19 Å. In the sixteenth V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form VS6 octahedra that share corners with two VS6 octahedra, corners with two VS6 pentagonal pyramids, an edgeedge with one VS6 octahedra, and edges with two VS5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 7–42°. There are a spread of V–S bond distances ranging from 2.37–2.60 Å. In the seventeenth V+2.54+ site, V+2.54+ is bonded in a 7-coordinate geometry to seven S2- atoms. There are a spread of V–S bond distances ranging from 2.38–2.97 Å. In the eighteenth V+2.54+ site, V+2.54+ is bonded in a 6-coordinate geometry to six S2- atoms. There are a spread of V–S bond distances ranging from 2.34–2.93 Å. In the nineteenth V+2.54+ site, V+2.54+ is bonded in a 6-coordinate geometry to six S2- atoms. There are a spread of V–S bond distances ranging from 2.37–2.69 Å. In the twentieth V+2.54+ site, V+2.54+ is bonded in a 6-coordinate geometry to six S2- atoms. There are a spread of V–S bond distances ranging from 2.37–2.56 Å. In the twenty-first V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form VS6 octahedra that share corners with two VS6 pentagonal pyramids, corners with three VS5 trigonal bipyramids, edges with two VS6 octahedra, and an edgeedge with one VS5 trigonal bipyramid. There are a spread of V–S bond distances ranging from 2.31–2.61 Å. In the twenty-second V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form distorted VS6 octahedra that share corners with three VS6 octahedra, a cornercorner with one VS6 pentagonal pyramid, a cornercorner with one VS5 trigonal bipyramid, edges with three VS6 octahedra, and edges with two VS5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 7–50°. There are a spread of V–S bond distances ranging from 2.37–2.86 Å. In the twenty-third V+2.54+ site, V+2.54+ is bonded to six S2- atoms to form distorted VS6 pentagonal pyramids that share corners with four VS6 octahedra, corners with two VS5 trigonal bipyramids, and edges with two VS6 octahedra. The corner-sharing octahedra tilt angles range from 11–61°. There are a spread of V–S bond distances ranging from 2.38–2.60 Å. In the twenty-fourth V+2.54+ site, V+2.54+ is bonded to five S2- atoms to form VS5 trigonal bipyramids that share corners with three VS6 octahedra, a cornercorner with one VS6 pentagonal pyramid, corners with two VS5 trigonal bipyramids, and edges with three VS6 octahedra. The corner-sharing octahedra tilt angles range from 25–80°. There are a spread of V–S bond distances ranging from 2.32–2.46 Å. There are three inequivalent Tl1+ sites. In the first Tl1+ site, Tl1+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Tl–S bond distances ranging from 2.86–3.33 Å. In the second Tl1+ site, Tl1+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Tl–S bond distances ranging from 2.92–3.37 Å. In the third Tl1+ site, Tl1+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Tl–S bond distances ranging from 2.99–3.51 Å. There are thirty-two inequivalent S2- sites. In the first S2- site, S2- is bonded in a 6-coordinate geometry to five V+2.54+ and one Tl1+ atom. In the second S2- site, S2- is bonded in a 3-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the third S2- site, S2- is bonded in a 5-coordinate geometry to five V+2.54+ atoms. In the fourth S2- site, S2- is bonded in a 4-coordinate geometry to four V+2.54+ atoms. In the fifth S2- site, S2- is bonded in a 4-coordinate geometry to four V+2.54+ atoms. In the sixth S2- site, S2- is bonded to four V+2.54+ and one Tl1+ atom to form a mixture of distorted edge and corner-sharing STlV4 trigonal bipyramids. In the seventh S2- site, S2- is bonded in a 5-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the eighth S2- site, S2- is bonded in a 5-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the ninth S2- site, S2- is bonded to five V+2.54+ and one Tl1+ atom to form distorted edge-sharing STlV5 trigonal bipyramids. In the tenth S2- site, S2- is bonded in a 4-coordinate geometry to five V+2.54+ and one Tl1+ atom. In the eleventh S2- site, S2- is bonded in a 4-coordinate geometry to three V+2.54+ and one Tl1+ atom. In the twelfth S2- site, S2- is bonded in a 4-coordinate geometry to four V+2.54+ atoms. In the thirteenth S2- site, S2- is bonded to five V+2.54+ atoms to form distorted SV5 trigonal bipyramids that share a cornercorner with one STlV4 trigonal bipyramid and an edgeedge with one STlV5 trigonal bipyramid. In the fourteenth S2- site, S2- is bonded in a 6-coordinate geometry to five V+2.54+ and one Tl1+ atom. In the fifteenth S2- site, S2- is bonded in a 6-coordinate geometry to four V+2.54+ and two Tl1+ atoms. In the sixteenth S2- site, S2- is bonded in a 4-coordinate geometry to five V+2.54+ and one Tl1+ atom. In the seventeenth S2- site, S2- is bonded in a 5-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the eighteenth S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to four V+2.54+ and one Tl1+ atom. In the nineteenth S2- site, S2- is bonded in a 5-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the twentieth S2- site, S2- is bonded in a 4-coordinate geometry to four V+2.54+ atoms. In the twenty-first S2- site, S2- is bonded in a 5-coordinate geometry to five V+2.54+ atoms. In the twenty-second S2- site, S2- is bonded in a 7-coordinate geometry to five V+2.54+ and two Tl1+ atoms. In the twenty-third S2- site, S2- is bonded in a 4-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the twenty-fourth S2- site, S2- is bonded in a 3-coordinate geometry to four V+2.54+ and two Tl1+ atoms. In the twenty-fifth S2- site, S2- is bonded in a 6-coordinate geometry to five V+2.54+ and one Tl1+ atom. In the twenty-sixth S2- site, S2- is bonded in a 5-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the twenty-seventh S2- site, S2- is bonded in a 6-coordinate geometry to five V+2.54+ and one Tl1+ atom. In the twenty-eighth S2- site, S2- is bonded to five V+2.54+ atoms to form distorted edge-sharing SV5 trigonal bipyramids. In the twenty-ninth S2- site, S2- is bonded in a 5-coordinate geometry to five V+2.54+ atoms. In the thirtieth S2- site, S2- is bonded in a 4-coordinate geometry to four V+2.54+ and one Tl1+ atom. In the thirty-first S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to four V+2.54+ and one Tl1+ atom. In the thirty-second S2- site, S2- is bonded in a 5-coordinate geometry to four V+2.54+ and one Tl1+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Na2GaPCO7 by Materials Project

Na2GaCPO7 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.22–2.79 Å. Ga3+ is bonded to six O2- atoms to form GaO6 octahedra that share corners with four equivalent PO4 tetrahedra. There are a spread of Ga–O bond distances ranging from 1.96–2.08 Å. C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.26–1.33 Å. P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four equivalent GaO6 octahedra. The corner-sharing octahedra tilt angles range from 40–50°. There are a spread of P–O bond distances ranging from 1.54–1.58 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to two equivalent Na1+ and one C4+ atom. In the second O2- site, O2- is bonded in a rectangular see-saw-like geometry to two equivalent Na1+, one Ga3+, and one C4+ atom. In the third O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent Na1+, one Ga3+, and one C4+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, one Ga3+, and one P5+ atom. In the fifth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two equivalent Na1+, one Ga3+, and one P5+ atom. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to two equivalent Na1+, one Ga3+, and one P5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Pr6Si4S17 by Materials Project

Pr6Si4S17 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Pr3+ sites. In the first Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.90–3.31 Å. In the second Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.91–3.19 Å. In the third Pr3+ site, Pr3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Pr–S bond distances ranging from 2.89–3.25 Å. In the fourth Pr3+ site, Pr3+ is bonded to seven S2- atoms to form distorted PrS7 pentagonal bipyramids that share corners with two SiS4 tetrahedra and edges with two SiS4 tetrahedra. There are a spread of Pr–S bond distances ranging from 2.86–3.03 Å. In the fifth Pr3+ site, Pr3+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Pr–S bond distances ranging from 2.79–3.48 Å. In the sixth Pr3+ site, Pr3+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Pr–S bond distances ranging from 2.90–3.29 Å. There are four inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded in a tetrahedral geometry to four S2- atoms. There are a spread of Si–S bond distances ranging from 2.10–2.15 Å. In the second Si4+ site, Si4+ is bonded to four S2- atoms to form SiS4 tetrahedra that share a cornercorner with one PrS7 pentagonal bipyramid. There are a spread of Si–S bond distances ranging from 2.11–2.16 Å. In the third Si4+ site, Si4+ is bonded to four S2- atoms to form SiS4 tetrahedra that share a cornercorner with one PrS7 pentagonal bipyramid and an edgeedge with one PrS7 pentagonal bipyramid. There are a spread of Si–S bond distances ranging from 2.11–2.15 Å. In the fourth Si4+ site, Si4+ is bonded to four S2- atoms to form SiS4 tetrahedra that share an edgeedge with one PrS7 pentagonal bipyramid. There are a spread of Si–S bond distances ranging from 2.12–2.15 Å. There are seventeen inequivalent S2- sites. In the first S2- site, S2- is bonded to three Pr3+ and one Si4+ atom to form distorted SPr3Si trigonal pyramids that share corners with two SPr3Si trigonal pyramids and an edgeedge with one SPr4 tetrahedra. In the second S2- site, S2- is bonded in a 4-coordinate geometry to three Pr3+ and one Si4+ atom. In the third S2- site, S2- is bonded in a distorted T-shaped geometry to two Pr3+ and one Si4+ atom. In the fourth S2- site, S2- is bonded to three Pr3+ and one Si4+ atom to form distorted SPr3Si trigonal pyramids that share corners with two SPr3Si trigonal pyramids and an edgeedge with one SPr4 tetrahedra. In the fifth S2- site, S2- is bonded in a 1-coordinate geometry to three Pr3+ and one Si4+ atom. In the sixth S2- site, S2- is bonded to three Pr3+ and one Si4+ atom to form distorted SPr3Si trigonal pyramids that share a cornercorner with one SPr4 tetrahedra and corners with two SPr3Si trigonal pyramids. In the seventh S2- site, S2- is bonded in a 1-coordinate geometry to four Pr3+ and one Si4+ atom. In the eighth S2- site, S2- is bonded in a 3-coordinate geometry to two Pr3+ and one Si4+ atom. In the ninth S2- site, S2- is bonded in a 4-coordinate geometry to three Pr3+ and one Si4+ atom. In the tenth S2- site, S2- is bonded in a 3-coordinate geometry to two Pr3+ and one Si4+ atom. In the eleventh S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Pr3+ and one Si4+ atom. In the twelfth S2- site, S2- is bonded in a 1-coordinate geometry to three Pr3+ and one Si4+ atom. In the thirteenth S2- site, S2- is bonded to four Pr3+ atoms to form a mixture of distorted corner and edge-sharing SPr4 tetrahedra. In the fourteenth S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Pr3+ and one Si4+ atom. In the fifteenth S2- site, S2- is bonded in a 4-coordinate geometry to three Pr3+ and one Si4+ atom. In the sixteenth S2- site, S2- is bonded in a distorted T-shaped geometry to two Pr3+ and one Si4+ atom. In the seventeenth S2- site, S2- is bonded in a 4-coordinate geometry to three Pr3+ and one Si4+ atom.

36 MATERIALS SCIENCE↗

Materials Data on BaMn2Fe4O11 by Materials Project

BaMn2Fe4O11 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are two inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded to twelve O2- atoms to form BaO12 cuboctahedra that share corners with six equivalent BaO12 cuboctahedra, edges with two FeO6 octahedra, edges with four MnO6 octahedra, edges with three equivalent FeO5 trigonal bipyramids, and faces with six FeO6 octahedra. There are a spread of Ba–O bond distances ranging from 2.82–2.96 Å. In the second Ba2+ site, Ba2+ is bonded to twelve O2- atoms to form BaO12 cuboctahedra that share corners with six equivalent BaO12 cuboctahedra, edges with two FeO6 octahedra, edges with four MnO6 octahedra, edges with three equivalent FeO5 trigonal bipyramids, and faces with six FeO6 octahedra. There are a spread of Ba–O bond distances ranging from 2.82–2.96 Å. There are four inequivalent Mn+4.50+ sites. In the first Mn+4.50+ site, Mn+4.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four FeO6 octahedra, corners with two FeO5 trigonal bipyramids, edges with two BaO12 cuboctahedra, edges with two equivalent MnO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 52–54°. There are a spread of Mn–O bond distances ranging from 1.93–2.00 Å. In the second Mn+4.50+ site, Mn+4.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four FeO6 octahedra, corners with two FeO5 trigonal bipyramids, edges with two BaO12 cuboctahedra, edges with two equivalent MnO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 51–54°. There are a spread of Mn–O bond distances ranging from 1.93–1.99 Å. In the third Mn+4.50+ site, Mn+4.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four FeO6 octahedra, corners with two FeO5 trigonal bipyramids, edges with two BaO12 cuboctahedra, edges with two equivalent MnO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 52–54°. There are a spread of Mn–O bond distances ranging from 1.93–2.00 Å. In the fourth Mn+4.50+ site, Mn+4.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four FeO6 octahedra, corners with two FeO5 trigonal bipyramids, edges with two BaO12 cuboctahedra, edges with two equivalent MnO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 52–54°. There are a spread of Mn–O bond distances ranging from 1.93–1.99 Å. There are eight inequivalent Fe+2.75+ sites. In the first Fe+2.75+ site, Fe+2.75+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four MnO6 octahedra, corners with three equivalent FeO5 trigonal bipyramids, faces with three equivalent BaO12 cuboctahedra, and a faceface with one FeO6 octahedra. The corner-sharing octahedra tilt angles range from 52–56°. There are a spread of Fe–O bond distances ranging from 1.98–2.13 Å. In the second Fe+2.75+ site, Fe+2.75+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four MnO6 octahedra, corners with three equivalent FeO5 trigonal bipyramids, faces with three equivalent BaO12 cuboctahedra, and a faceface with one FeO6 octahedra. The corner-sharing octahedra tilt angles range from 51–55°. There are a spread of Fe–O bond distances ranging from 1.99–2.10 Å. In the third Fe+2.75+ site, Fe+2.75+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four MnO6 octahedra, corners with three equivalent FeO5 trigonal bipyramids, faces with three equivalent BaO12 cuboctahedra, and a faceface with one FeO6 octahedra. The corner-sharing octahedra tilt angles range from 52–56°. There are a spread of Fe–O bond distances ranging from 1.98–2.13 Å. In the fourth Fe+2.75+ site, Fe+2.75+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four MnO6 octahedra, corners with three equivalent FeO5 trigonal bipyramids, faces with three equivalent BaO12 cuboctahedra, and a faceface with one FeO6 octahedra. The corner-sharing octahedra tilt angles range from 52–55°. There are a spread of Fe–O bond distances ranging from 1.99–2.11 Å. In the fifth Fe+2.75+ site, Fe+2.75+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with four FeO6 octahedra, corners with two FeO5 trigonal bipyramids, edges with two BaO12 cuboctahedra, and edges with four MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–56°. There are a spread of Fe–O bond distances ranging from 2.01–2.08 Å. In the sixth Fe+2.75+ site, Fe+2.75+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with four FeO6 octahedra, corners with two FeO5 trigonal bipyramids, edges with two BaO12 cuboctahedra, and edges with four MnO6 octahedra. The corner-sharing octahedra tilt angles range from 55–56°. There are a spread of Fe–O bond distances ranging from 2.01–2.09 Å. In the seventh Fe+2.75+ site, Fe+2.75+ is bonded to five O2- atoms to form distorted FeO5 trigonal bipyramids that share corners with four MnO6 octahedra, corners with eight FeO6 octahedra, and edges with three equivalent BaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 34–62°. There are a spread of Fe–O bond distances ranging from 1.88–2.62 Å. In the eighth Fe+2.75+ site, Fe+2.75+ is bonded to five O2- atoms to form distorted FeO5 trigonal bipyramids that share corners with four MnO6 octahedra, corners with eight FeO6 octahedra, and edges with three equivalent BaO12 cuboctahedra. The corner-sharing octahedra tilt angles range from 34–62°. There are a spread of Fe–O bond distances ranging from 1.88–2.63 Å. There are twenty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, two Mn+4.50+, and one Fe+2.75+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the third O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, two Mn+4.50+, and one Fe+2.75+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the sixth O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the eighth O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, two Mn+4.50+, and one Fe+2.75+ atom. In the ninth O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the tenth O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the eleventh O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, two Mn+4.50+, and one Fe+2.75+ atom. In the twelfth O2- site, O2- is bonded in a 3-coordinate geometry to one Ba2+, one Mn+4.50+, and two Fe+2.75+ atoms. In the thirteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Mn+4.50+ and two Fe+2.75+ atoms. In the fourteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Mn+4.50+ and two Fe+2.75+ atoms. In the fifteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Mn+4.50+ and two Fe+2.75+ atoms. In the sixteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Mn+4.50+ and two Fe+2.75+ atoms. In the seventeenth O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Ba2+ and three Fe+2.75+ atoms. In the eighteenth O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Ba2+ and three Fe+2.75+ atoms. In the nineteenth O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Ba2+ and three Fe+2.75+ atoms. In the twentieth O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Ba2+ and three Fe+2.75+ atoms. In the twenty-first O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Ba2+ and three Fe+2.75+ atoms. In the twenty-second O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Ba2+ and three Fe+2.75+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on K3Nb7O19 by Materials Project

K3Nb7O19 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent K1+ sites. In the first K1+ site, K1+ is bonded in a 4-coordinate geometry to eleven O2- atoms. There are a spread of K–O bond distances ranging from 2.70–3.39 Å. In the second K1+ site, K1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of K–O bond distances ranging from 2.73–2.85 Å. In the third K1+ site, K1+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of K–O bond distances ranging from 2.85–3.42 Å. There are seven inequivalent Nb5+ sites. In the first Nb5+ site, Nb5+ is bonded to six O2- atoms to form a mixture of corner and edge-sharing NbO6 octahedra. The corner-sharing octahedra tilt angles range from 0–12°. There are a spread of Nb–O bond distances ranging from 1.94–2.11 Å. In the second Nb5+ site, Nb5+ is bonded to six O2- atoms to form a mixture of corner and edge-sharing NbO6 octahedra. The corner-sharing octahedra tilt angles range from 0–10°. There are a spread of Nb–O bond distances ranging from 1.90–2.17 Å. In the third Nb5+ site, Nb5+ is bonded to six O2- atoms to form a mixture of corner and edge-sharing NbO6 octahedra. The corner-sharing octahedra tilt angles range from 8–10°. There are a spread of Nb–O bond distances ranging from 1.90–2.17 Å. In the fourth Nb5+ site, Nb5+ is bonded to six O2- atoms to form a mixture of distorted corner and edge-sharing NbO6 octahedra. The corner-sharing octahedra tilt angles range from 5–29°. There are a spread of Nb–O bond distances ranging from 1.87–2.31 Å. In the fifth Nb5+ site, Nb5+ is bonded to six O2- atoms to form a mixture of distorted corner and edge-sharing NbO6 octahedra. The corner-sharing octahedra tilt angles range from 4–29°. There are a spread of Nb–O bond distances ranging from 1.85–2.33 Å. In the sixth Nb5+ site, Nb5+ is bonded to six O2- atoms to form a mixture of distorted corner and edge-sharing NbO6 octahedra. The corner-sharing octahedra tilt angles range from 9–26°. There are a spread of Nb–O bond distances ranging from 1.86–2.26 Å. In the seventh Nb5+ site, Nb5+ is bonded to six O2- atoms to form a mixture of distorted corner and edge-sharing NbO6 octahedra. The corner-sharing octahedra tilt angles range from 4–26°. There are a spread of Nb–O bond distances ranging from 1.86–2.29 Å. There are twenty inequivalent O2- sites. In the first O2- site, O2- is bonded in a linear geometry to two equivalent Nb5+ atoms. In the second O2- site, O2- is bonded in a linear geometry to one K1+ and two Nb5+ atoms. In the third O2- site, O2- is bonded in a linear geometry to two equivalent K1+ and two equivalent Nb5+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two equivalent K1+ and two Nb5+ atoms. In the fifth O2- site, O2- is bonded in a linear geometry to two Nb5+ atoms. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to two K1+ and two equivalent Nb5+ atoms. In the seventh O2- site, O2- is bonded in a distorted linear geometry to two K1+ and two Nb5+ atoms. In the eighth O2- site, O2- is bonded in a distorted linear geometry to one K1+ and two Nb5+ atoms. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two K1+ and two Nb5+ atoms. In the tenth O2- site, O2- is bonded in a distorted linear geometry to two K1+ and two Nb5+ atoms. In the eleventh O2- site, O2- is bonded in a distorted linear geometry to one K1+ and two Nb5+ atoms. In the twelfth O2- site, O2- is bonded in a 2-coordinate geometry to two K1+ and two Nb5+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted linear geometry to two K1+ and two Nb5+ atoms. In the fourteenth O2- site, O2- is bonded in a distorted linear geometry to two K1+ and two Nb5+ atoms. In the fifteenth O2- site, O2- is bonded in a 3-coordinate geometry to three Nb5+ atoms. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two K1+ and two Nb5+ atoms. In the seventeenth O2- site, O2- is bonded in a 4-coordinate geometry to one K1+ and three Nb5+ atoms. In the eighteenth O2- site, O2- is bonded in a linear geometry to two Nb5+ atoms. In the nineteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to four Nb5+ atoms. In the twentieth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two equivalent K1+ and two Nb5+ atoms.

36 MATERIALS SCIENCE↗

Materials Data on Ce6Si4S17 by Materials Project

Ce6Si4S17 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are six inequivalent Ce3+ sites. In the first Ce3+ site, Ce3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Ce–S bond distances ranging from 2.89–3.27 Å. In the second Ce3+ site, Ce3+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Ce–S bond distances ranging from 2.77–3.43 Å. In the third Ce3+ site, Ce3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Ce–S bond distances ranging from 2.90–3.17 Å. In the fourth Ce3+ site, Ce3+ is bonded to seven S2- atoms to form distorted CeS7 pentagonal bipyramids that share corners with two SiS4 tetrahedra and edges with two SiS4 tetrahedra. There are a spread of Ce–S bond distances ranging from 2.86–3.05 Å. In the fifth Ce3+ site, Ce3+ is bonded in a 9-coordinate geometry to nine S2- atoms. There are a spread of Ce–S bond distances ranging from 2.89–3.31 Å. In the sixth Ce3+ site, Ce3+ is bonded in a 8-coordinate geometry to eight S2- atoms. There are a spread of Ce–S bond distances ranging from 2.88–3.25 Å. There are four inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four S2- atoms to form SiS4 tetrahedra that share a cornercorner with one CeS7 pentagonal bipyramid and an edgeedge with one CeS7 pentagonal bipyramid. There are a spread of Si–S bond distances ranging from 2.10–2.16 Å. In the second Si4+ site, Si4+ is bonded to four S2- atoms to form SiS4 tetrahedra that share an edgeedge with one CeS7 pentagonal bipyramid. There are a spread of Si–S bond distances ranging from 2.12–2.15 Å. In the third Si4+ site, Si4+ is bonded to four S2- atoms to form SiS4 tetrahedra that share a cornercorner with one CeS7 pentagonal bipyramid. There are a spread of Si–S bond distances ranging from 2.10–2.15 Å. In the fourth Si4+ site, Si4+ is bonded in a tetrahedral geometry to four S2- atoms. There are a spread of Si–S bond distances ranging from 2.10–2.15 Å. There are seventeen inequivalent S2- sites. In the first S2- site, S2- is bonded to three Ce3+ and one Si4+ atom to form distorted SCe3Si trigonal pyramids that share a cornercorner with one SCe4 tetrahedra and corners with two SCe3Si trigonal pyramids. In the second S2- site, S2- is bonded in a 4-coordinate geometry to three Ce3+ and one Si4+ atom. In the third S2- site, S2- is bonded in a 1-coordinate geometry to three Ce3+ and one Si4+ atom. In the fourth S2- site, S2- is bonded to four Ce3+ atoms to form a mixture of corner and edge-sharing SCe4 tetrahedra. In the fifth S2- site, S2- is bonded in a 3-coordinate geometry to two Ce3+ and one Si4+ atom. In the sixth S2- site, S2- is bonded in a 4-coordinate geometry to three Ce3+ and one Si4+ atom. In the seventh S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Ce3+ and one Si4+ atom. In the eighth S2- site, S2- is bonded in a 3-coordinate geometry to two Ce3+ and one Si4+ atom. In the ninth S2- site, S2- is bonded in a 4-coordinate geometry to three Ce3+ and one Si4+ atom. In the tenth S2- site, S2- is bonded in a distorted rectangular see-saw-like geometry to three Ce3+ and one Si4+ atom. In the eleventh S2- site, S2- is bonded in a distorted T-shaped geometry to two Ce3+ and one Si4+ atom. In the twelfth S2- site, S2- is bonded to three Ce3+ and one Si4+ atom to form distorted SCe3Si trigonal pyramids that share corners with two SCe3Si trigonal pyramids and an edgeedge with one SCe4 tetrahedra. In the thirteenth S2- site, S2- is bonded in a 4-coordinate geometry to three Ce3+ and one Si4+ atom. In the fourteenth S2- site, S2- is bonded in a 3-coordinate geometry to two Ce3+ and one Si4+ atom. In the fifteenth S2- site, S2- is bonded in a 4-coordinate geometry to three Ce3+ and one Si4+ atom. In the sixteenth S2- site, S2- is bonded in a 1-coordinate geometry to four Ce3+ and one Si4+ atom. In the seventeenth S2- site, S2- is bonded to three Ce3+ and one Si4+ atom to form distorted SCe3Si trigonal pyramids that share corners with two SCe3Si trigonal pyramids and an edgeedge with one SCe4 tetrahedra.

36 MATERIALS SCIENCE↗

Materials Data on Na2NiPCO7 by Materials Project

Na2NiCPO7 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eight inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.30–2.91 Å. In the second Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.30–2.99 Å. In the third Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.35–2.86 Å. In the fourth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.34–2.85 Å. In the fifth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.27–2.75 Å. In the sixth Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.31–2.76 Å. In the seventh Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.32–2.96 Å. In the eighth Na1+ site, Na1+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.34–2.84 Å. There are four inequivalent Ni3+ sites. In the first Ni3+ site, Ni3+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Ni–O bond distances ranging from 1.94–2.12 Å. In the second Ni3+ site, Ni3+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Ni–O bond distances ranging from 1.97–2.15 Å. In the third Ni3+ site, Ni3+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Ni–O bond distances ranging from 1.95–2.10 Å. In the fourth Ni3+ site, Ni3+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Ni–O bond distances ranging from 1.96–2.12 Å. There are four inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.26–1.32 Å. In the second C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.27–1.31 Å. In the third C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.26–1.31 Å. In the fourth C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.26–1.31 Å. There are four inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra. The corner-sharing octahedra tilt angles range from 40–50°. There are a spread of P–O bond distances ranging from 1.54–1.57 Å. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra. The corner-sharing octahedra tilt angles range from 41–48°. There is three shorter (1.55 Å) and one longer (1.57 Å) P–O bond length. In the third P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra. The corner-sharing octahedra tilt angles range from 42–48°. There is three shorter (1.55 Å) and one longer (1.56 Å) P–O bond length. In the fourth P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra. The corner-sharing octahedra tilt angles range from 40–51°. There are a spread of P–O bond distances ranging from 1.54–1.58 Å. There are twenty-eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to two Na1+ and one C4+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+ and one C4+ atom. In the third O2- site, O2- is bonded in a 5-coordinate geometry to three Na1+, one Ni3+, and one C4+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni3+, and one C4+ atom. In the fifth O2- site, O2- is bonded in a distorted trigonal pyramidal geometry to two Na1+, one Ni3+, and one C4+ atom. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni3+, and one C4+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni3+, and one P5+ atom. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni3+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the fourteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the fifteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Na1+, one Ni3+, and one P5+ atom. In the sixteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the seventeenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni3+, and one P5+ atom. In the eighteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni3+, and one P5+ atom. In the nineteenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni3+, and one P5+ atom. In the twentieth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the twenty-first O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni3+, and one P5+ atom. In the twenty-second O2- site, O2- is bonded in a 1-coordinate geometry to three Na1+, one Ni3+, and one P5+ atom. In the twenty-third O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni3+, and one C4+ atom. In the twenty-fourth O2- site, O2- is bonded in a distorted trigonal pyramidal geometry to two Na1+, one Ni3+, and one C4+ atom. In the twenty-fifth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni3+, and one C4+ atom. In the twenty-sixth O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, one Ni3+, and one C4+ atom. In the twenty-seventh O2- site, O2- is bonded in a distorted T-shaped geometry to two Na1+ and one C4+ atom. In the twenty-eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to three Na1+ and one C4+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Na3Ni2P2(CO7)2 by Materials Project

Na3Ni2P2(CO7)2 crystallizes in the monoclinic P2_1 space group. The structure is three-dimensional. there are three inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.26–3.00 Å. In the second Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.29–2.80 Å. In the third Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.30–2.95 Å. There are two inequivalent Ni+3.50+ sites. In the first Ni+3.50+ site, Ni+3.50+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Ni–O bond distances ranging from 1.98–2.10 Å. In the second Ni+3.50+ site, Ni+3.50+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Ni–O bond distances ranging from 1.96–2.10 Å. There are two inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There is one shorter (1.25 Å) and two longer (1.30 Å) C–O bond length. In the second C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.25–1.31 Å. There are two inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra. The corner-sharing octahedra tilt angles range from 40–47°. There is one shorter (1.54 Å) and three longer (1.55 Å) P–O bond length. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four NiO6 octahedra. The corner-sharing octahedra tilt angles range from 40–49°. There are a spread of P–O bond distances ranging from 1.54–1.58 Å. There are fourteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Na1+ and one C4+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to two Na1+ and one C4+ atom. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni+3.50+, and one C4+ atom. In the fourth O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+, one Ni+3.50+, and one C4+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni+3.50+, and one C4+ atom. In the sixth O2- site, O2- is bonded in a distorted trigonal pyramidal geometry to two Na1+, one Ni+3.50+, and one C4+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni+3.50+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+3.50+, and one P5+ atom. In the ninth O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+, one Ni+3.50+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Ni+3.50+, and one P5+ atom. In the eleventh O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni+3.50+, and one P5+ atom. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ni+3.50+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ni+3.50+, and one P5+ atom. In the fourteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ni+3.50+, and one P5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Na3Mn2P2(CO7)2 by Materials Project

Na3Mn2P2(CO7)2 crystallizes in the monoclinic P2_1 space group. The structure is three-dimensional. there are three inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.27–2.80 Å. In the second Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.28–3.00 Å. In the third Na1+ site, Na1+ is bonded in a 7-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.24–2.63 Å. There are two inequivalent Mn+3.50+ sites. In the first Mn+3.50+ site, Mn+3.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.09 Å. In the second Mn+3.50+ site, Mn+3.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Mn–O bond distances ranging from 1.98–2.09 Å. There are two inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.23–1.34 Å. In the second C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.25–1.32 Å. There are two inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four MnO6 octahedra. The corner-sharing octahedra tilt angles range from 42–46°. There is two shorter (1.55 Å) and two longer (1.56 Å) P–O bond length. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four MnO6 octahedra. The corner-sharing octahedra tilt angles range from 39–50°. There is three shorter (1.54 Å) and one longer (1.58 Å) P–O bond length. There are fourteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Na1+ and one C4+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to two Na1+ and one C4+ atom. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Mn+3.50+, and one C4+ atom. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one C4+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one C4+ atom. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Mn+3.50+, and one C4+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the ninth O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Mn+3.50+, and one P5+ atom. In the eleventh O2- site, O2- is bonded in a 2-coordinate geometry to two Na1+, one Mn+3.50+, and one P5+ atom. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Mn+3.50+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the fourteenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Na3Mn2P2(CO7)2 by Materials Project

Na3Mn2P2(CO7)2 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are three inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.30–2.98 Å. In the second Na1+ site, Na1+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Na–O bond distances ranging from 2.28–2.87 Å. In the third Na1+ site, Na1+ is bonded in a 7-coordinate geometry to six O2- atoms. There are a spread of Na–O bond distances ranging from 2.25–2.63 Å. There are two inequivalent Mn+3.50+ sites. In the first Mn+3.50+ site, Mn+3.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Mn–O bond distances ranging from 1.97–2.09 Å. In the second Mn+3.50+ site, Mn+3.50+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four PO4 tetrahedra. There are a spread of Mn–O bond distances ranging from 1.98–2.11 Å. There are two inequivalent C4+ sites. In the first C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.23–1.34 Å. In the second C4+ site, C4+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of C–O bond distances ranging from 1.25–1.33 Å. There are two inequivalent P5+ sites. In the first P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four MnO6 octahedra. The corner-sharing octahedra tilt angles range from 40–46°. There is two shorter (1.55 Å) and two longer (1.56 Å) P–O bond length. In the second P5+ site, P5+ is bonded to four O2- atoms to form PO4 tetrahedra that share corners with four MnO6 octahedra. The corner-sharing octahedra tilt angles range from 39–50°. There are a spread of P–O bond distances ranging from 1.54–1.58 Å. There are fourteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a bent 150 degrees geometry to one Na1+ and one C4+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to two Na1+ and one C4+ atom. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Mn+3.50+, and one C4+ atom. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one C4+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one C4+ atom. In the sixth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Mn+3.50+, and one C4+ atom. In the seventh O2- site, O2- is bonded in a 1-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the eighth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the ninth O2- site, O2- is bonded in a 1-coordinate geometry to two Na1+, one Mn+3.50+, and one P5+ atom. In the tenth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the eleventh O2- site, O2- is bonded in a 2-coordinate geometry to two Na1+, one Mn+3.50+, and one P5+ atom. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Mn+3.50+, and one P5+ atom. In the thirteenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom. In the fourteenth O2- site, O2- is bonded in a 2-coordinate geometry to one Na1+, one Mn+3.50+, and one P5+ atom.

36 MATERIALS SCIENCE↗

Materials Data on Ti3NiBi2(PbO6)2 by Materials Project

Ti3NiBi2(PbO6)2 is Pb (Zr_0.50 Ti_0.48) O_3-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are three inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Ti–O bond distances ranging from 1.82–2.32 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form distorted corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 13–20°. There are a spread of Ti–O bond distances ranging from 1.82–2.30 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form distorted TiO6 octahedra that share corners with three equivalent TiO6 octahedra and corners with three equivalent NiO6 octahedra. The corner-sharing octahedra tilt angles range from 9–20°. There are a spread of Ti–O bond distances ranging from 1.85–2.29 Å. Ni2+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with three equivalent TiO6 octahedra. The corner-sharing octahedra tilt angles range from 9–17°. There are a spread of Ni–O bond distances ranging from 2.00–2.19 Å. There are two inequivalent Pb2+ sites. In the first Pb2+ site, Pb2+ is bonded in a 11-coordinate geometry to eleven O2- atoms. There are a spread of Pb–O bond distances ranging from 2.42–3.22 Å. In the second Pb2+ site, Pb2+ is bonded in a 11-coordinate geometry to eleven O2- atoms. There are a spread of Pb–O bond distances ranging from 2.36–3.26 Å. There are two inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a 9-coordinate geometry to three O2- atoms. There are one shorter (2.21 Å) and two longer (2.25 Å) Bi–O bond lengths. In the second Bi3+ site, Bi3+ is bonded in a 5-coordinate geometry to seven O2- atoms. There are a spread of Bi–O bond distances ranging from 2.18–3.05 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a 2-coordinate geometry to one Ti4+, one Ni2+, one Pb2+, and two equivalent Bi3+ atoms. In the second O2- site, O2- is bonded in a 2-coordinate geometry to two Ti4+ and three Pb2+ atoms. In the third O2- site, O2- is bonded in a 3-coordinate geometry to one Ti4+, one Ni2+, and one Bi3+ atom. In the fourth O2- site, O2- is bonded in a 3-coordinate geometry to two Ti4+, two equivalent Pb2+, and one Bi3+ atom. In the fifth O2- site, O2- is bonded in a 2-coordinate geometry to one Ti4+, one Ni2+, one Pb2+, and one Bi3+ atom. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to two Ti4+ and three Pb2+ atoms. In the seventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ti4+, one Ni2+, one Pb2+, and two Bi3+ atoms. In the eighth O2- site, O2- is bonded in a 1-coordinate geometry to two Ti4+ and three Pb2+ atoms. In the ninth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ti4+, one Ni2+, one Pb2+, and two Bi3+ atoms. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to two Ti4+ and three Pb2+ atoms. In the eleventh O2- site, O2- is bonded in a 1-coordinate geometry to two Ti4+ and three Pb2+ atoms. In the twelfth O2- site, O2- is bonded in a 1-coordinate geometry to one Ti4+, one Ni2+, one Pb2+, and one Bi3+ atom.

36 MATERIALS SCIENCE↗