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DOE OSTI2020

Materials Data on LiFeCoO4 by Materials Project

LiFeCoO4 is Spinel-derived structured and crystallizes in the orthorhombic Imma space group. The structure is three-dimensional. Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with six equivalent FeO6 octahedra and corners with six equivalent CoO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There is two shorter (1.93 Å) and two longer (2.03 Å) Li–O bond length. Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six equivalent LiO4 tetrahedra, edges with two equivalent FeO6 octahedra, and edges with four equivalent CoO6 octahedra. There are four shorter (2.01 Å) and two longer (2.05 Å) Fe–O bond lengths. Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six equivalent LiO4 tetrahedra, edges with two equivalent CoO6 octahedra, and edges with four equivalent FeO6 octahedra. There is two shorter (1.90 Å) and four longer (1.91 Å) Co–O bond length. There are two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two equivalent Co4+ atoms. In the second O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, two equivalent Fe3+, and one Co4+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2FeCo3O8 by Materials Project

Li2FeCo3O8 is Spinel-derived structured and crystallizes in the monoclinic Cc space group. The structure is three-dimensional. there are two 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 FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 57–64°. There are a spread of Li–O bond distances ranging from 1.92–2.00 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 1.77–1.92 Å. Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six CoO6 octahedra, corners with three equivalent LiO4 tetrahedra, and edges with three CoO6 octahedra. The corner-sharing octahedra tilt angles range from 49–54°. There are a spread of Fe–O bond distances ranging from 1.99–2.12 Å. There are three inequivalent Co+3.67+ sites. In the first Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three equivalent LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 53–54°. There are a spread of Co–O bond distances ranging from 1.98–2.02 Å. In the second Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three equivalent LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 50–53°. There are a spread of Co–O bond distances ranging from 1.89–1.92 Å. In the third Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three equivalent LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, and edges with four CoO6 octahedra. The corner-sharing octahedra tilt angles range from 49–52°. There are a spread of Co–O bond distances ranging from 1.87–1.92 Å. There are eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the second O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the third O2- site, O2- is bonded to one Li1+, one Fe3+, and two Co+3.67+ atoms to form distorted OLiFeCo2 tetrahedra that share corners with four OLiCo3 tetrahedra and edges with two OLiFeCo2 tetrahedra. In the fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+ and three Co+3.67+ atoms. In the fifth O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted corner-sharing OLiCo3 tetrahedra. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the seventh O2- site, O2- is bonded to one Li1+, one Fe3+, and two Co+3.67+ atoms to form a mixture of distorted edge and corner-sharing OLiFeCo2 tetrahedra. In the eighth O2- site, O2- is bonded to one Li1+, one Fe3+, and two Co+3.67+ atoms to form a mixture of distorted edge and corner-sharing OLiFeCo2 tetrahedra.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2FeCo3O8 by Materials Project

Li2FeCo3O8 is Spinel-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eight inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 54–64°. There are a spread of Li–O bond distances ranging from 1.94–1.99 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 55–64°. There are a spread of Li–O bond distances ranging from 1.94–1.98 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 54–64°. There are a spread of Li–O bond distances ranging from 1.93–1.98 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 54–63°. There are a spread of Li–O bond distances ranging from 1.93–1.98 Å. In the fifth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 57–64°. There are a spread of Li–O bond distances ranging from 1.94–1.99 Å. In the sixth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 57–63°. There are a spread of Li–O bond distances ranging from 1.95–1.98 Å. In the seventh Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 55–64°. There are a spread of Li–O bond distances ranging from 1.94–1.99 Å. In the eighth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three FeO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 54–65°. There are a spread of Li–O bond distances ranging from 1.94–1.99 Å. There are four inequivalent Fe3+ sites. In the first Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra and edges with six CoO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.01–2.05 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra and edges with six CoO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.00–2.05 Å. In the third Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra and edges with six CoO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.00–2.05 Å. In the fourth Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra and edges with six CoO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.98–2.07 Å. There are twelve inequivalent Co+3.67+ sites. In the first Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.88–1.92 Å. In the second Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.88–1.93 Å. In the third Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.91–1.95 Å. In the fourth Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.92–1.94 Å. In the fifth Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.88–1.93 Å. In the sixth Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.89–1.91 Å. In the seventh Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.87–1.92 Å. In the eighth Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.91–1.94 Å. In the ninth Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.88–1.92 Å. In the tenth Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.86–1.94 Å. In the eleventh Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.87–1.92 Å. In the twelfth Co+3.67+ site, Co+3.67+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra, edges with two FeO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.91–1.95 Å. There are thirty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the second O2- site, O2- is bonded to one Li1+, one Fe3+, and two Co+3.67+ atoms to form distorted OLiFeCo2 trigonal pyramids that share corners with three OLiCo3 tetrahedra, an edgeedge with one OLiCo3 tetrahedra, and an edgeedge with one OLiFeCo2 trigonal pyramid. In the third O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted OLiCo3 tetrahedra that share corners with three OLiCo3 tetrahedra and a cornercorner with one OLiFeCo2 trigonal pyramid. In the fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the fifth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the sixth O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted OLiCo3 tetrahedra that share corners with three OLiCo3 tetrahedra and a cornercorner with one OLiFeCo2 trigonal pyramid. In the seventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the ninth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the eleventh O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted corner-sharing OLiCo3 tetrahedra. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the fourteenth O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted corner-sharing OLiCo3 tetrahedra. In the fifteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the seventeenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the eighteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the nineteenth O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted OLiCo3 tetrahedra that share corners with three OLiCo3 tetrahedra and a cornercorner with one OLiFeCo2 trigonal pyramid. In the twentieth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the twenty-first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the twenty-second O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted OLiCo3 tetrahedra that share corners with three OLiCo3 tetrahedra and a cornercorner with one OLiFeCo2 trigonal pyramid. In the twenty-third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the twenty-fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the twenty-fifth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the twenty-sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the twenty-seventh O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted OLiCo3 tetrahedra that share corners with three OLiCo3 tetrahedra and corners with two OLiFeCo2 trigonal pyramids. In the twenty-eighth O2- site, O2- is bonded to one Li1+, one Fe3+, and two Co+3.67+ atoms to form distorted OLiFeCo2 trigonal pyramids that share corners with three OLiCo3 tetrahedra, an edgeedge with one OLiCo3 tetrahedra, and an edgeedge with one OLiFeCo2 trigonal pyramid. In the twenty-ninth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the thirtieth O2- site, O2- is bonded to one Li1+ and three Co+3.67+ atoms to form distorted OLiCo3 tetrahedra that share corners with three OLiCo3 tetrahedra and edges with two OLiFeCo2 trigonal pyramids. In the thirty-first O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms. In the thirty-second O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.67+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2Fe3CoO8 by Materials Project

Li2Fe3CoO8 is Spinel-derived structured and crystallizes in the monoclinic P2_1 space group. The structure is three-dimensional. there are four inequivalent Li sites. In the first Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three CoO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Li–O bond distances ranging from 1.98–2.03 Å. In the second Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three CoO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Li–O bond distances ranging from 1.98–2.02 Å. In the third Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three CoO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Li–O bond distances ranging from 1.98–2.03 Å. In the fourth Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three CoO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–63°. There are a spread of Li–O bond distances ranging from 1.98–2.02 Å. There are six inequivalent Fe sites. In the first Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra, edges with two equivalent CoO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.98–2.04 Å. In the second Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra, edges with two CoO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.00–2.04 Å. In the third Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra, edges with two CoO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.01–2.05 Å. In the fourth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra, edges with two equivalent CoO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.99–2.04 Å. In the fifth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra, edges with two CoO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.01–2.05 Å. In the sixth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO4 tetrahedra, edges with two CoO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.01–2.05 Å. There are two inequivalent Co sites. In the first Co site, Co is bonded to six O atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra and edges with six FeO6 octahedra. There are a spread of Co–O bond distances ranging from 1.89–1.92 Å. In the second Co site, Co is bonded to six O atoms to form CoO6 octahedra that share corners with six LiO4 tetrahedra and edges with six FeO6 octahedra. There are a spread of Co–O bond distances ranging from 1.88–1.92 Å. There are sixteen inequivalent O sites. In the first O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the second O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the third O site, O is bonded to one Li and three Fe atoms to form distorted corner-sharing OLiFe3 trigonal pyramids. In the fourth O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the fifth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the sixth O site, O is bonded to one Li and three Fe atoms to form distorted corner-sharing OLiFe3 trigonal pyramids. In the seventh O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the eighth O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the ninth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the tenth O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the eleventh O site, O is bonded to one Li and three Fe atoms to form distorted corner-sharing OLiFe3 trigonal pyramids. In the twelfth O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the thirteenth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the fourteenth O site, O is bonded to one Li and three Fe atoms to form distorted corner-sharing OLiFe3 trigonal pyramids. In the fifteenth O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the sixteenth O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, two Fe, and one Co atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2Fe3CoO8 by Materials Project

Li2Fe3CoO8 is Spinel-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eight inequivalent Li sites. In the first Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, and edges with six FeO6 octahedra. There are a spread of Li–O bond distances ranging from 2.08–2.14 Å. In the second Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 54–65°. There are a spread of Li–O bond distances ranging from 1.95–2.00 Å. In the third Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 54–66°. There are a spread of Li–O bond distances ranging from 1.95–1.98 Å. In the fourth Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, and edges with six FeO6 octahedra. There are a spread of Li–O bond distances ranging from 2.07–2.14 Å. In the fifth Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, and edges with six FeO6 octahedra. There are a spread of Li–O bond distances ranging from 2.08–2.14 Å. In the sixth Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 53–66°. There are a spread of Li–O bond distances ranging from 1.97–2.00 Å. In the seventh Li site, Li is bonded to four O atoms to form LiO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 54–66°. There are a spread of Li–O bond distances ranging from 1.96–1.98 Å. In the eighth Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, and edges with six FeO6 octahedra. There are a spread of Li–O bond distances ranging from 2.07–2.12 Å. There are twelve inequivalent Fe sites. In the first Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.87–1.98 Å. In the second Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.88–1.98 Å. In the third Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.92–2.04 Å. In the fourth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.89–2.00 Å. In the fifth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.87–2.02 Å. In the sixth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.91–2.03 Å. In the seventh Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.89–1.98 Å. In the eighth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.89–1.99 Å. In the ninth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.88–1.99 Å. In the tenth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.90–1.98 Å. In the eleventh Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.89–1.99 Å. In the twelfth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with three LiO4 tetrahedra, corners with three CoO4 tetrahedra, edges with two LiO6 octahedra, and edges with four FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.86–1.97 Å. There are four inequivalent Co sites. In the first Co site, Co is bonded to four O atoms to form CoO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–67°. There is two shorter (1.94 Å) and two longer (1.97 Å) Co–O bond length. In the second Co site, Co is bonded to four O atoms to form CoO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–66°. There are a spread of Co–O bond distances ranging from 1.94–1.98 Å. In the third Co site, Co is bonded to four O atoms to form CoO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–65°. There are a spread of Co–O bond distances ranging from 1.93–1.99 Å. In the fourth Co site, Co is bonded to four O atoms to form CoO4 tetrahedra that share corners with three LiO6 octahedra and corners with nine FeO6 octahedra. The corner-sharing octahedra tilt angles range from 54–66°. There is three shorter (1.95 Å) and one longer (1.99 Å) Co–O bond length. There are thirty-two inequivalent O sites. In the first O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the second O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the third O site, O is bonded to one Li and three Fe atoms to form distorted OLiFe3 trigonal pyramids that share corners with two OFe3Co tetrahedra and corners with four OLiFe2Co trigonal pyramids. In the fourth O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the fifth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the sixth O site, O is bonded to three Fe and one Co atom to form distorted corner-sharing OFe3Co trigonal pyramids. In the seventh O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the eighth O site, O is bonded to one Li, two Fe, and one Co atom to form OLiFe2Co trigonal pyramids that share a cornercorner with one OFe3Co tetrahedra, corners with five OLi2Fe2 trigonal pyramids, and an edgeedge with one OFe3Co tetrahedra. In the ninth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the tenth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the eleventh O site, O is bonded to three Fe and one Co atom to form distorted OFe3Co tetrahedra that share corners with five OLi2Fe2 trigonal pyramids and an edgeedge with one OLiFe2Co trigonal pyramid. In the twelfth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the thirteenth O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the fourteenth O site, O is bonded in a rectangular see-saw-like geometry to one Li and three Fe atoms. In the fifteenth O site, O is bonded to two Li and two Fe atoms to form OLi2Fe2 trigonal pyramids that share corners with two OFe3Co tetrahedra, corners with three OLiFe2Co trigonal pyramids, and an edgeedge with one OLiFe3 trigonal pyramid. In the sixteenth O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the seventeenth O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the eighteenth O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the nineteenth O site, O is bonded to one Li and three Fe atoms to form distorted OLiFe3 trigonal pyramids that share corners with three OFe3Co tetrahedra, corners with six OLiFe2Co trigonal pyramids, and an edgeedge with one OLi2Fe2 trigonal pyramid. In the twentieth O site, O is bonded in a rectangular see-saw-like geometry to two Li and two Fe atoms. In the twenty-first O site, O is bonded to one Li, two Fe, and one Co atom to form OLiFe2Co trigonal pyramids that share a cornercorner with one OFe3Co tetrahedra, corners with three OLi2Fe2 trigonal pyramids, an edgeedge with one OFe3Co tetrahedra, and an edgeedge with one OLiFe2Co trigonal pyramid. In the twenty-second O site, O is bonded to three Fe and one Co atom to form distorted OFe3Co tetrahedra that share corners with four OLi2Fe2 trigonal pyramids and edges with two OLiFe2Co trigonal pyramids. In the twenty-third O site, O is bonded to one Li, two Fe, and one Co atom to form distorted OLiFe2Co trigonal pyramids that share a cornercorner with one OFe3Co tetrahedra, corners with two OLiFe3 trigonal pyramids, an edgeedge with one OFe3Co tetrahedra, and edges with two OLiFe2Co trigonal pyramids. In the twenty-fourth O site, O is bonded to one Li, two Fe, and one Co atom to form OLiFe2Co trigonal pyramids that share a cornercorner with one OFe3Co tetrahedra, corners with three OLiFe3 trigonal pyramids, an edgeedge with one OFe3Co tetrahedra, and edges with two OLiFe2Co trigonal pyramids. In the twenty-fifth O site, O is bonded in a rectangular see-saw-like geometry to one Li, two Fe, and one Co atom. In the twenty-sixth O site, O is bonded to one Li, two Fe, and one Co atom to form OLiFe2Co trigonal pyramids that share a cornercorner with one OFe3Co tetrahedra, corners with four OLi2Fe2 trigonal pyramids, an edgeedge with one OFe3Co tetrahedra, and an edgeedge with one OLiFe2Co trigonal pyramid. In the twenty-seventh O site, O is bonded to three Fe and one Co atom to form distorted OFe3Co tetrahedra that share corners with five OLiFe3 trigonal pyramids and edges with three OLiFe2Co trigonal pyramids. In the twenty-eighth O site, O is bonded to one Li, two Fe, and one Co atom to form OLiFe2Co trigonal pyramids that share corners with three OLi2Fe2 trigonal pyramids, an edgeedge with one OFe3Co tetrahedra, and edges with two OLiFe2Co trigonal pyramids. In the twenty-ninth O site, O is bonded to two Li and two Fe atoms to form OLi2Fe2 trigonal pyramids that share corn

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li3Fe3CoO8 by Materials Project

Li3Fe3CoO8 crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with three equivalent FeO6 octahedra, corners with three equivalent CoO6 octahedra, an edgeedge with one CoO6 octahedra, edges with four equivalent LiO6 octahedra, and edges with five FeO6 octahedra. The corner-sharing octahedra tilt angles range from 3–11°. There are a spread of Li–O bond distances ranging from 2.15–2.23 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six equivalent FeO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four LiO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 4–12°. There are a spread of Li–O bond distances ranging from 2.09–2.20 Å. There are two inequivalent Fe3+ sites. In the first Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six equivalent LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four LiO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 4–12°. There are a spread of Fe–O bond distances ranging from 2.01–2.08 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with three equivalent LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four equivalent FeO6 octahedra, and edges with five LiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–10°. There are a spread of Fe–O bond distances ranging from 1.88–1.97 Å. Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with three equivalent LiO6 octahedra, edges with five LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 3–11°. There are a spread of Co–O bond distances ranging from 1.92–1.99 Å. There are six inequivalent O2- sites. In the first O2- site, O2- is bonded to two Li1+, two Fe3+, and one Co4+ atom to form OLi2Fe2Co square pyramids that share corners with nine OLi2Fe2Co square pyramids, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe2Co square pyramids. In the second O2- site, O2- is bonded to three Li1+ and three Fe3+ atoms to form OLi3Fe3 octahedra that share corners with three equivalent OLi3Fe2Co octahedra, corners with three equivalent OLi2Fe3 square pyramids, an edgeedge with one OLi3Fe2Co octahedra, and edges with eleven OLi2Fe2Co square pyramids. The corner-sharing octahedral tilt angles are 2°. In the third O2- site, O2- is bonded to two equivalent Li1+, two equivalent Fe3+, and one Co4+ atom to form OLi2Fe2Co square pyramids that share corners with three equivalent OLi3Fe2Co octahedra, corners with six OLi2Fe3 square pyramids, edges with three OLi3Fe3 octahedra, and edges with five OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 1–3°. In the fourth O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co4+ atom to form OLi3Fe2Co octahedra that share corners with three equivalent OLi3Fe3 octahedra, corners with three equivalent OLi2Fe2Co square pyramids, an edgeedge with one OLi3Fe3 octahedra, and edges with eleven OLi2Fe2Co square pyramids. The corner-sharing octahedral tilt angles are 2°. In the fifth O2- site, O2- is bonded to two equivalent Li1+ and three Fe3+ atoms to form OLi2Fe3 square pyramids that share corners with three equivalent OLi3Fe3 octahedra, corners with six OLi2Fe2Co square pyramids, edges with three OLi3Fe3 octahedra, and edges with five OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 1–4°. In the sixth O2- site, O2- is bonded to two Li1+, two Fe3+, and one Co4+ atom to form OLi2Fe2Co square pyramids that share corners with nine OLi2Fe2Co square pyramids, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe2Co square pyramids.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LiFe(CoO3)2 by Materials Project

LiFe(CoO3)2 crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four equivalent FeO6 octahedra, edges with two equivalent LiO6 octahedra, edges with two equivalent FeO6 octahedra, and edges with four equivalent CoO6 octahedra. The corner-sharing octahedra tilt angles range from 12–16°. There are four shorter (2.13 Å) and two longer (2.20 Å) Li–O bond lengths. Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with four equivalent LiO6 octahedra, edges with two equivalent LiO6 octahedra, edges with two equivalent FeO6 octahedra, and edges with four equivalent CoO6 octahedra. The corner-sharing octahedral tilt angles are 12°. There are two shorter (2.01 Å) and four longer (2.03 Å) Fe–O bond lengths. Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share a cornercorner with one LiO6 octahedra, edges with two equivalent LiO6 octahedra, edges with two equivalent FeO6 octahedra, and edges with four equivalent CoO6 octahedra. The corner-sharing octahedral tilt angles are 16°. There are a spread of Co–O bond distances ranging from 1.88–1.91 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Fe3+ and two equivalent Co4+ atoms. In the second O2- site, O2- is bonded to two equivalent Li1+, two equivalent Fe3+, and one Co4+ atom to form a mixture of edge and corner-sharing OLi2Fe2Co square pyramids. In the third O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three equivalent Co4+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li8Fe3Co7O20 by Materials Project

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

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li6Fe9CoO20 by Materials Project

Li6Fe9CoO20 crystallizes in the monoclinic Pm space group. The structure is three-dimensional. there are six inequivalent Li sites. In the first Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with six FeO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 4–16°. There are a spread of Li–O bond distances ranging from 2.04–2.37 Å. In the second Li site, Li is bonded to six O atoms to form distorted LiO6 octahedra that share corners with six FeO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 3–15°. There are a spread of Li–O bond distances ranging from 2.04–2.45 Å. In the third Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with six FeO6 octahedra, edges with two equivalent LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 8–13°. There are a spread of Li–O bond distances ranging from 2.13–2.21 Å. In the fourth Li site, Li is bonded to six O atoms to form distorted LiO6 octahedra that share a cornercorner with one CoO6 octahedra, corners with five FeO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 4–14°. There are a spread of Li–O bond distances ranging from 2.05–2.46 Å. In the fifth Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with six FeO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four LiO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 4–18°. There are a spread of Li–O bond distances ranging from 2.05–2.36 Å. In the sixth Li site, Li is bonded to six O atoms to form LiO6 octahedra that share corners with six FeO6 octahedra, edges with two equivalent LiO6 octahedra, edges with two equivalent CoO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 11–18°. There are a spread of Li–O bond distances ranging from 2.10–2.21 Å. There are nine inequivalent Fe sites. In the first Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share a cornercorner with one LiO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedral tilt angles are 3°. There are a spread of Fe–O bond distances ranging from 1.90–1.95 Å. In the second Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with five LiO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 6–17°. There are a spread of Fe–O bond distances ranging from 2.02–2.10 Å. In the third Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with five LiO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 6–15°. There are a spread of Fe–O bond distances ranging from 2.03–2.09 Å. In the fourth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share a cornercorner with one LiO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedral tilt angles are 4°. There are a spread of Fe–O bond distances ranging from 1.94–1.99 Å. In the fifth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 8–15°. There are a spread of Fe–O bond distances ranging from 2.03–2.06 Å. In the sixth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share a cornercorner with one LiO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedral tilt angles are 4°. There is three shorter (1.98 Å) and three longer (1.99 Å) Fe–O bond length. In the seventh Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with five LiO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 4–14°. There are a spread of Fe–O bond distances ranging from 2.03–2.09 Å. In the eighth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with five LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four LiO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 8–18°. There are a spread of Fe–O bond distances ranging from 2.03–2.08 Å. In the ninth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent LiO6 octahedra, edges with two equivalent CoO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 11–18°. There are a spread of Fe–O bond distances ranging from 2.04–2.06 Å. Co is bonded to six O atoms to form CoO6 octahedra that share a cornercorner with one LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four LiO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedral tilt angles are 5°. There are a spread of Co–O bond distances ranging from 1.88–1.93 Å. There are twenty inequivalent O sites. In the first O site, O is bonded to two equivalent Li and three Fe atoms to form OLi2Fe3 square pyramids that share a cornercorner with one OLi3Fe3 octahedra, corners with four equivalent OLi2Fe2Co square pyramids, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedral tilt angles are 1°. In the second O site, O is bonded in a see-saw-like geometry to one Li and three Fe atoms. In the third O site, O is bonded in a see-saw-like geometry to one Li and three Fe atoms. In the fourth O site, O is bonded to two equivalent Li and three Fe atoms to form OLi2Fe3 square pyramids that share corners with four equivalent OLi3Fe3 octahedra, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedra tilt angles range from 4–6°. In the fifth O site, O is bonded to three Li and three Fe atoms to form OLi3Fe3 octahedra that share corners with five OLi2Fe3 square pyramids, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. In the sixth O site, O is bonded to three Li and three Fe atoms to form OLi3Fe3 octahedra that share corners with five OLi2Fe3 square pyramids, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. In the seventh O site, O is bonded to two equivalent Li and three Fe atoms to form OLi2Fe3 square pyramids that share corners with four equivalent OLi3Fe3 octahedra, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedra tilt angles range from 4–11°. In the eighth O site, O is bonded in a rectangular see-saw-like geometry to one Li and three Fe atoms. In the ninth O site, O is bonded in a rectangular see-saw-like geometry to one Li and three Fe atoms. In the tenth O site, O is bonded to two equivalent Li and three Fe atoms to form OLi2Fe3 square pyramids that share a cornercorner with one OLi3Fe3 octahedra, corners with four equivalent OLi2Fe3 square pyramids, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedral tilt angles are 0°. In the eleventh O site, O is bonded to two equivalent Li and three Fe atoms to form OLi2Fe3 square pyramids that share a cornercorner with one OLi3Fe3 octahedra, corners with four equivalent OLi2Fe3 square pyramids, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedral tilt angles are 0°. In the twelfth O site, O is bonded in a rectangular see-saw-like geometry to one Li and three Fe atoms. In the thirteenth O site, O is bonded in a rectangular see-saw-like geometry to one Li and three Fe atoms. In the fourteenth O site, O is bonded to two equivalent Li and three Fe atoms to form OLi2Fe3 square pyramids that share corners with four equivalent OLi3Fe3 octahedra, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedra tilt angles range from 5–9°. In the fifteenth O site, O is bonded to three Li and three Fe atoms to form OLi3Fe3 octahedra that share corners with five OLi2Fe3 square pyramids, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. In the sixteenth O site, O is bonded to three Li, two equivalent Fe, and one Co atom to form OLi3Fe2Co octahedra that share corners with five OLi2Fe3 square pyramids, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. In the seventeenth O site, O is bonded to two equivalent Li and three Fe atoms to form OLi2Fe3 square pyramids that share corners with four equivalent OLi3Fe2Co octahedra, edges with four OLi3Fe3 octahedra, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedra tilt angles range from 2–6°. In the eighteenth O site, O is bonded in a see-saw-like geometry to one Li, one Fe, and two equivalent Co atoms. In the nineteenth O site, O is bonded in a see-saw-like geometry to one Li, one Fe, and two equivalent Co atoms. In the twentieth O site, O is bonded to two equivalent Li, two equivalent Fe, and one Co atom to form OLi2Fe2Co square pyramids that share a cornercorner with one OLi3Fe2Co octahedra, corners with four equivalent OLi2Fe3 square pyramids, and edges with four OLi2Fe3 square pyramids. The corner-sharing octahedral tilt angles are 1°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li5Fe2Co3O10 by Materials Project

Li5Fe2Co3O10 is alpha Po-derived structured and crystallizes in the monoclinic Pm space group. The structure is three-dimensional. there are ten inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six CoO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 7–8°. There are a spread of Li–O bond distances ranging from 2.12–2.16 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six CoO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 7–8°. There are a spread of Li–O bond distances ranging from 2.12–2.15 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six CoO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 7–8°. There are a spread of Li–O bond distances ranging from 2.13–2.15 Å. In the fourth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with three equivalent FeO6 octahedra, corners with three equivalent CoO6 octahedra, an edgeedge with one FeO6 octahedra, edges with five CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 7–8°. There are a spread of Li–O bond distances ranging from 2.11–2.16 Å. In the fifth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six CoO6 octahedra, edges with two CoO6 octahedra, edges with four equivalent FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–7°. There are a spread of Li–O bond distances ranging from 2.12–2.17 Å. In the sixth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six FeO6 octahedra, edges with two FeO6 octahedra, edges with four equivalent CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–8°. There are a spread of Li–O bond distances ranging from 2.03–2.16 Å. In the seventh Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with three equivalent FeO6 octahedra, corners with three equivalent CoO6 octahedra, an edgeedge with one CoO6 octahedra, edges with five FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–6°. There are a spread of Li–O bond distances ranging from 2.07–2.18 Å. In the eighth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six FeO6 octahedra, edges with six LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedral tilt angles are 3°. There are a spread of Li–O bond distances ranging from 2.10–2.12 Å. In the ninth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with three equivalent FeO6 octahedra, corners with three equivalent CoO6 octahedra, an edgeedge with one CoO6 octahedra, edges with five FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–6°. There are a spread of Li–O bond distances ranging from 2.06–2.18 Å. In the tenth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with three equivalent FeO6 octahedra, corners with three equivalent CoO6 octahedra, an edgeedge with one FeO6 octahedra, edges with five CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–8°. There are a spread of Li–O bond distances ranging from 2.03–2.18 Å. There are four inequivalent Fe3+ sites. In the first Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedral tilt angles are 7°. There is four shorter (1.96 Å) and two longer (1.97 Å) Fe–O bond length. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–8°. There are a spread of Fe–O bond distances ranging from 2.00–2.06 Å. In the third Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with six LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedral tilt angles are 4°. There are four shorter (2.02 Å) and two longer (2.04 Å) Fe–O bond lengths. In the fourth Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 3–8°. There are a spread of Fe–O bond distances ranging from 2.00–2.06 Å. There are six inequivalent Co3+ sites. In the first Co3+ site, Co3+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedral tilt angles are 7°. All Co–O bond lengths are 1.94 Å. In the second Co3+ site, Co3+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 7–8°. There is four shorter (1.94 Å) and two longer (1.95 Å) Co–O bond length. In the third Co3+ site, Co3+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with six LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 7–8°. There is four shorter (1.94 Å) and two longer (1.95 Å) Co–O bond length. In the fourth Co3+ site, Co3+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–8°. There is three shorter (1.94 Å) and three longer (1.95 Å) Co–O bond length. In the fifth Co3+ site, Co3+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent CoO6 octahedra, edges with four FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–7°. There are a spread of Co–O bond distances ranging from 1.93–1.96 Å. In the sixth Co3+ site, Co3+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. There are a spread of Co–O bond distances ranging from 1.92–1.97 Å. There are twenty inequivalent O2- sites. In the first O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form OLi3Co3 octahedra that share corners with six OLi3Co3 octahedra and edges with twelve OLi3Fe2Co octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the second O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form a mixture of edge and corner-sharing OLi3Co3 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. In the third O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form a mixture of edge and corner-sharing OLi3Co3 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the fourth O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form a mixture of edge and corner-sharing OLi3Co3 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the fifth O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form a mixture of edge and corner-sharing OLi3Co3 octahedra. The corner-sharing octahedral tilt angles are 0°. In the sixth O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form a mixture of edge and corner-sharing OLi3Co3 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the seventh O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form a mixture of edge and corner-sharing OLi3Co3 octahedra. The corner-sharing octahedral tilt angles are 0°. In the eighth O2- site, O2- is bonded to three Li1+, one Fe3+, and two equivalent Co3+ atoms to form a mixture of edge and corner-sharing OLi3FeCo2 octahedra. The corner-sharing octahedra tilt angles range from 0–2°. In the ninth O2- site, O2- is bonded to three Li1+ and three Co3+ atoms to form a mixture of edge and corner-sharing OLi3Co3 octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the tenth O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co3+ atom to form a mixture of edge and corner-sharing OLi3Fe2Co octahedra. The corner-sharing octahedra tilt angles range from 0–1°. In the eleventh O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co3+ atom to form OLi3Fe2Co octahedra that share corners with six OLi3Fe2Co octahedra and edges with twelve OLi3FeCo2 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. In the twelfth O2- site, O2- is bonded to three Li1+, one Fe3+, and two equivalent Co3+ atoms to form a mixture of edge and corner-sharing OLi3FeCo2 octahedra. The corner-sharing octahedra tilt angles range from 0–2°. In the thirteenth O2- site, O2- is bonded to three Li1+, one Fe3+, and two equivalent Co3+ atoms to form OLi3FeCo2 octahedra that share corners with six OLi3Fe3 octahedra and edges with twelve OLi3FeCo2 octahedra. The corner-sharing octahedra tilt angles range from 1–3°. In the fourteenth O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co3+ atom to form OLi3Fe2Co octahedra that share corners with six OLi3Fe3 octahedra and edges with twelve OLi3FeCo2 octahedra. The corner-sharing octahedra tilt angles range from 1–3°. In the fifteenth O2- site, O2- is bonded to three Li1+ and three Fe3+ atoms to form a mixture of edge and corner-sharing OLi3Fe3 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. In the sixteenth O2- site, O2- is bonded to three Li1+ and three Fe3+ atoms to form OLi3Fe3 octahedra that share corners with six OLi3Fe2Co octahedra and edges with twelve OLi3FeCo2 octahedra. The corner-sharing octahedra tilt angles range from 0–2°. In the seventeenth O2- site, O2- is bonded to three Li1+ and three Fe3+ atoms to form a mixture of edge and corner-sharing OLi3Fe3 octahedra. The corner-sharing octahedra tilt angles range from 0–3°. In the eighteenth O2- site, O2- is bonded to three Li1+ and three Fe3+ atoms to form a mixture of edge and corner-sharing OLi3Fe3 octahedra. The corner-sharing octahedra tilt angles range from 0–2°. In the nineteenth O2- site, O2- is bonded to three Li1+, two equivalent Fe3+, and one Co3+ atom to form a mixture of edge and corner-sharing OLi3Fe2Co octahedra. The corner-sharing octahedra tilt angles range from 1–3°. In the twentieth O2- site, O2- is bonded to three Li1+, one Fe3+, and two equivalent Co3+ atoms to form OLi3FeCo2 octahedra that share corners with six OLi3Co3 octahedra and edges with twelve OLi3Fe3 octahedra. The corner-sharing octahedra tilt angles range from 1–3°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li4Fe5CoO12 by Materials Project

Li4Fe5CoO12 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent Li sites. In the first Li site, Li is bonded in a distorted rectangular see-saw-like geometry to four O atoms. There are a spread of Li–O bond distances ranging from 1.98–2.12 Å. In the second Li site, Li is bonded in a distorted see-saw-like geometry to four O atoms. There are a spread of Li–O bond distances ranging from 1.98–2.14 Å. In the third Li site, Li is bonded to four O atoms to form distorted LiO4 trigonal pyramids that share corners with two equivalent CoO6 octahedra, corners with six FeO6 octahedra, and edges with two FeO6 octahedra. The corner-sharing octahedra tilt angles range from 21–71°. There are a spread of Li–O bond distances ranging from 2.05–2.15 Å. In the fourth Li site, Li is bonded in a distorted rectangular see-saw-like geometry to four O atoms. There are a spread of Li–O bond distances ranging from 2.05–2.14 Å. There are five inequivalent Fe sites. In the first Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with two equivalent LiO4 trigonal pyramids and edges with six FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 1.89–2.11 Å. In the second Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share edges with three equivalent FeO6 octahedra, edges with three equivalent CoO6 octahedra, and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 2.01–2.11 Å. In the third Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with two equivalent LiO4 trigonal pyramids, edges with three equivalent FeO6 octahedra, and edges with three equivalent CoO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.00–2.10 Å. In the fourth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share edges with six FeO6 octahedra and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 1.99–2.12 Å. In the fifth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with two equivalent LiO4 trigonal pyramids and edges with six FeO6 octahedra. There are a spread of Fe–O bond distances ranging from 2.01–2.09 Å. Co is bonded to six O atoms to form CoO6 octahedra that share corners with two equivalent LiO4 trigonal pyramids and edges with six FeO6 octahedra. There are a spread of Co–O bond distances ranging from 1.87–1.96 Å. There are twelve inequivalent O sites. In the first O site, O is bonded to two Li, two Fe, and one Co atom to form OLi2Fe2Co square pyramids that share corners with three OLi2Fe2Co square pyramids, corners with two equivalent OLi2Fe3 trigonal bipyramids, edges with four OLi2Fe2Co square pyramids, and an edgeedge with one OLi2Fe3 trigonal bipyramid. In the second O site, O is bonded to two Li, two Fe, and one Co atom to form distorted OLi2Fe2Co square pyramids that share corners with three OLi2Fe2Co square pyramids, corners with two equivalent OLi2Fe3 trigonal bipyramids, edges with four OLi2Fe2Co square pyramids, and an edgeedge with one OLi2Fe3 trigonal bipyramid. In the third O site, O is bonded to two Li and three Fe atoms to form distorted OLi2Fe3 trigonal bipyramids that share corners with two equivalent OLi2Fe2Co square pyramids, corners with three OLi2Fe3 trigonal bipyramids, an edgeedge with one OLi2Fe2Co square pyramid, and edges with four OLi2Fe3 trigonal bipyramids. In the fourth O site, O is bonded to two Li and three Fe atoms to form distorted OLi2Fe3 trigonal bipyramids that share corners with two equivalent OLi2Fe2Co square pyramids, corners with three OLi2Fe3 trigonal bipyramids, an edgeedge with one OLi2Fe2Co square pyramid, and edges with four OLi2Fe3 trigonal bipyramids. In the fifth O site, O is bonded to two Li and three Fe atoms to form distorted OLi2Fe3 trigonal bipyramids that share corners with two equivalent OLi2Fe2Co square pyramids, corners with three OLi2Fe3 trigonal bipyramids, an edgeedge with one OLi2Fe2Co square pyramid, and edges with four OLi2Fe3 trigonal bipyramids. In the sixth O site, O is bonded in a distorted T-shaped geometry to three Fe atoms. In the seventh O site, O is bonded to two Li and three Fe atoms to form distorted OLi2Fe3 trigonal bipyramids that share corners with two equivalent OLi2Fe2Co square pyramids, corners with three OLi2Fe3 trigonal bipyramids, an edgeedge with one OLi2Fe2Co square pyramid, and edges with four OLi2Fe3 trigonal bipyramids. In the eighth O site, O is bonded to two Li, two Fe, and one Co atom to form OLi2Fe2Co square pyramids that share corners with three OLi2Fe2Co square pyramids, corners with two equivalent OLi2Fe3 trigonal bipyramids, edges with four OLi2Fe2Co square pyramids, and an edgeedge with one OLi2Fe3 trigonal bipyramid. In the ninth O site, O is bonded in a 3-coordinate geometry to two Fe and one Co atom. In the tenth O site, O is bonded to two Li, two Fe, and one Co atom to form OLi2Fe2Co square pyramids that share corners with three OLi2Fe2Co square pyramids, corners with two equivalent OLi2Fe3 trigonal bipyramids, edges with four OLi2Fe2Co square pyramids, and an edgeedge with one OLi2Fe3 trigonal bipyramid. In the eleventh O site, O is bonded in a distorted T-shaped geometry to two Fe and one Co atom. In the twelfth O site, O is bonded in a distorted T-shaped geometry to three Fe atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li4Fe5(CoO6)2 by Materials Project

Li4Fe5(CoO6)2 crystallizes in the monoclinic P2_1 space group. The structure is three-dimensional. there are four inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO6 octahedra, corners with two CoO6 octahedra, corners with three FeO6 octahedra, edges with two CoO6 octahedra, edges with three LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 3–15°. There are a spread of Li–O bond distances ranging from 1.98–2.37 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO6 octahedra, corners with two CoO6 octahedra, corners with three FeO6 octahedra, edges with two LiO6 octahedra, edges with two CoO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 3–14°. There are a spread of Li–O bond distances ranging from 2.01–2.36 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two FeO6 octahedra, corners with three LiO6 octahedra, edges with three LiO6 octahedra, edges with three equivalent CoO6 octahedra, and edges with five FeO6 octahedra. The corner-sharing octahedra tilt angles range from 4–15°. There are a spread of Li–O bond distances ranging from 2.07–2.23 Å. In the fourth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one LiO6 octahedra, corners with two CoO6 octahedra, corners with three FeO6 octahedra, edges with two CoO6 octahedra, edges with four LiO6 octahedra, and edges with six FeO6 octahedra. The corner-sharing octahedra tilt angles range from 1–10°. There are a spread of Li–O bond distances ranging from 2.10–2.24 Å. There are five inequivalent Fe3+ sites. In the first Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two FeO6 octahedra, corners with three LiO6 octahedra, edges with three LiO6 octahedra, edges with three equivalent CoO6 octahedra, and edges with five FeO6 octahedra. The corner-sharing octahedra tilt angles range from 3–10°. There are a spread of Fe–O bond distances ranging from 2.03–2.10 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two FeO6 octahedra, corners with three LiO6 octahedra, edges with two FeO6 octahedra, edges with three equivalent CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–14°. There are a spread of Fe–O bond distances ranging from 2.00–2.10 Å. In the third Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share a cornercorner with one LiO6 octahedra, corners with two CoO6 octahedra, corners with three FeO6 octahedra, edges with two CoO6 octahedra, edges with three FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–13°. There are a spread of Fe–O bond distances ranging from 1.95–2.16 Å. In the fourth Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two FeO6 octahedra, corners with three LiO6 octahedra, edges with three LiO6 octahedra, edges with three equivalent CoO6 octahedra, and edges with five FeO6 octahedra. The corner-sharing octahedra tilt angles range from 1–11°. There are a spread of Fe–O bond distances ranging from 2.02–2.11 Å. In the fifth Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share a cornercorner with one LiO6 octahedra, corners with two CoO6 octahedra, corners with three FeO6 octahedra, edges with two CoO6 octahedra, edges with three FeO6 octahedra, and edges with five LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–11°. There are a spread of Fe–O bond distances ranging from 1.96–2.18 Å. There are two inequivalent Co+2.50+ sites. In the first Co+2.50+ site, Co+2.50+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two FeO6 octahedra, corners with three LiO6 octahedra, edges with five FeO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–11°. There are a spread of Co–O bond distances ranging from 1.90–2.34 Å. In the second Co+2.50+ site, Co+2.50+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two FeO6 octahedra, corners with three LiO6 octahedra, edges with three LiO6 octahedra, and edges with eight FeO6 octahedra. The corner-sharing octahedra tilt angles range from 5–12°. There are a spread of Co–O bond distances ranging from 2.07–2.29 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded to two Li1+, two Fe3+, and one Co+2.50+ atom to form OLi2Fe2Co square pyramids that share corners with three OLi3Fe2Co octahedra, corners with six OLi2Fe2Co square pyramids, edges with six OLi3Fe2Co octahedra, and edges with two OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 6–12°. In the second O2- site, O2- is bonded to one Li1+, three Fe3+, and one Co+2.50+ atom to form OLiFe3Co square pyramids that share corners with three OLi2Fe3Co octahedra, corners with six OLi2Fe2Co square pyramids, edges with six OLi2Fe3Co octahedra, and edges with two OLiFe3Co square pyramids. The corner-sharing octahedra tilt angles range from 5–6°. In the third O2- site, O2- is bonded to one Li1+, three Fe3+, and one Co+2.50+ atom to form OLiFe3Co square pyramids that share corners with three OLi2Fe3Co octahedra, corners with six OLi2Fe2Co square pyramids, edges with six OLi3Fe2Co octahedra, and edges with two OLiFe3Co square pyramids. The corner-sharing octahedra tilt angles range from 4–9°. In the fourth O2- site, O2- is bonded to two Li1+, two Fe3+, and one Co+2.50+ atom to form OLi2Fe2Co square pyramids that share corners with three OLi3Fe2Co octahedra, corners with six OLi2Fe2Co square pyramids, edges with six OLi3Fe2Co octahedra, and edges with two OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 7–14°. In the fifth O2- site, O2- is bonded to three Li1+, two Fe3+, and one Co+2.50+ atom to form OLi3Fe2Co octahedra that share corners with three OLi2Fe3Co octahedra, corners with three OLiFe3Co square pyramids, edges with six OLi2Fe3Co octahedra, and edges with six OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 3–8°. In the sixth O2- site, O2- is bonded to two Li1+, three Fe3+, and one Co+2.50+ atom to form OLi2Fe3Co octahedra that share corners with three OLi3Fe2Co octahedra, corners with three OLi2Fe2Co square pyramids, edges with six OLi3Fe2Co octahedra, and edges with six OLiFe3Co square pyramids. The corner-sharing octahedra tilt angles range from 3–8°. In the seventh O2- site, O2- is bonded to three Li1+, two Fe3+, and one Co+2.50+ atom to form distorted OLi3Fe2Co octahedra that share corners with three OLi2Fe3Co octahedra, corners with three OLiFe3Co square pyramids, edges with six OLi3Fe2Co octahedra, and edges with six OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 6–8°. In the eighth O2- site, O2- is bonded to three Li1+, two Fe3+, and one Co+2.50+ atom to form OLi3Fe2Co octahedra that share corners with three OLi3Fe2Co octahedra, corners with three OLi2Fe2Co square pyramids, edges with seven OLi3Fe2Co octahedra, and edges with five OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 1–6°. In the ninth O2- site, O2- is bonded to two Li1+, three Fe3+, and one Co+2.50+ atom to form OLi2Fe3Co octahedra that share corners with three OLi2Fe3Co octahedra, corners with three OLiFe3Co square pyramids, edges with seven OLi3Fe2Co octahedra, and edges with five OLiFe3Co square pyramids. The corner-sharing octahedra tilt angles range from 1–7°. In the tenth O2- site, O2- is bonded to two Li1+, three Fe3+, and one Co+2.50+ atom to form OLi2Fe3Co octahedra that share corners with three OLi3Fe2Co octahedra, corners with three OLi2Fe2Co square pyramids, edges with six OLi2Fe3Co octahedra, and edges with six OLiFe3Co square pyramids. The corner-sharing octahedra tilt angles range from 6–8°. In the eleventh O2- site, O2- is bonded to two Li1+, two Fe3+, and one Co+2.50+ atom to form OLi2Fe2Co square pyramids that share corners with three OLi2Fe3Co octahedra, corners with six OLi2Fe2Co square pyramids, edges with five OLi3Fe2Co octahedra, and edges with three OLiFe3Co square pyramids. The corner-sharing octahedra tilt angles range from 2–7°. In the twelfth O2- site, O2- is bonded to one Li1+, three Fe3+, and one Co+2.50+ atom to form OLiFe3Co square pyramids that share corners with three OLi3Fe2Co octahedra, corners with six OLi2Fe2Co square pyramids, edges with five OLi2Fe3Co octahedra, and edges with three OLi2Fe2Co square pyramids. The corner-sharing octahedra tilt angles range from 3–13°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li4Fe3Co5O16 by Materials Project

Li4Fe3Co5O16 is Spinel-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 five FeO6 octahedra and corners with seven CoO6 octahedra. The corner-sharing octahedra tilt angles range from 53–65°. There is three shorter (1.93 Å) and one longer (1.94 Å) Li–O bond length. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 tetrahedra that share corners with two FeO6 octahedra, corners with four CoO6 octahedra, an edgeedge with one FeO6 octahedra, and edges with two CoO6 octahedra. The corner-sharing octahedra tilt angles range from 60–65°. There are a spread of Li–O bond distances ranging from 1.77–1.94 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 tetrahedra that share a cornercorner with one FeO6 octahedra, corners with five CoO6 octahedra, an edgeedge with one CoO6 octahedra, and edges with two FeO6 octahedra. The corner-sharing octahedra tilt angles range from 60–66°. There are a spread of Li–O bond distances ranging from 1.75–1.99 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO6 octahedra and corners with eight CoO6 octahedra. The corner-sharing octahedra tilt angles range from 54–67°. There are a spread of Li–O bond distances ranging from 1.93–1.95 Å. There are three inequivalent Fe3+ sites. In the first Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four LiO4 tetrahedra, edges with five CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 52–53°. There are a spread of Fe–O bond distances ranging from 1.96–2.05 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four LiO4 tetrahedra, edges with two equivalent FeO6 octahedra, edges with three CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of Fe–O bond distances ranging from 1.92–2.06 Å. In the third Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four LiO4 tetrahedra, edges with two equivalent FeO6 octahedra, edges with three CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of Fe–O bond distances ranging from 1.92–2.05 Å. There are five inequivalent Co+3.80+ sites. In the first Co+3.80+ site, Co+3.80+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four LiO4 tetrahedra, edges with two equivalent FeO6 octahedra, edges with three CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedral tilt angles are 50°. There are a spread of Co–O bond distances ranging from 1.86–1.99 Å. In the second Co+3.80+ site, Co+3.80+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four FeO6 octahedra, corners with six LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, and edges with two CoO6 octahedra. The corner-sharing octahedra tilt angles range from 49–51°. There are a spread of Co–O bond distances ranging from 1.90–1.96 Å. In the third Co+3.80+ site, Co+3.80+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four LiO4 tetrahedra, edges with two equivalent FeO6 octahedra, edges with three CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of Co–O bond distances ranging from 1.82–1.98 Å. In the fourth Co+3.80+ site, Co+3.80+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one CoO6 octahedra, edges with four FeO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedral tilt angles are 49°. There are a spread of Co–O bond distances ranging from 1.87–2.01 Å. In the fifth Co+3.80+ site, Co+3.80+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four CoO6 octahedra, corners with six LiO4 tetrahedra, an edgeedge with one CoO6 octahedra, and edges with two FeO6 octahedra. The corner-sharing octahedra tilt angles range from 50–53°. There are a spread of Co–O bond distances ranging from 1.91–1.96 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms. In the second O2- site, O2- is bonded to one Li1+ and three Co+3.80+ atoms to form a mixture of distorted edge and corner-sharing OLiCo3 trigonal pyramids. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms. In the fourth O2- site, O2- is bonded to one Li1+, one Fe3+, and two Co+3.80+ atoms to form distorted OLiFeCo2 tetrahedra that share corners with two equivalent OLiFeCo2 tetrahedra and corners with two equivalent OLiCo3 trigonal pyramids. In the fifth O2- site, O2- is bonded to one Li1+, two Fe3+, and one Co+3.80+ atom to form distorted corner-sharing OLiFe2Co tetrahedra. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms. In the seventh O2- site, O2- is bonded to one Li1+, one Fe3+, and two Co+3.80+ atoms to form distorted OLiFeCo2 tetrahedra that share corners with two equivalent OLiFeCo2 tetrahedra, a cornercorner with one OLiCo3 trigonal pyramid, and an edgeedge with one OLiCo3 trigonal pyramid. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms. In the ninth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+ and three Co+3.80+ atoms. In the tenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two Fe3+, and one Co+3.80+ atom. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms. In the thirteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two Fe3+, and one Co+3.80+ atom. In the fourteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms. In the fifteenth O2- site, O2- is bonded to one Li1+, two Fe3+, and one Co+3.80+ atom to form distorted corner-sharing OLiFe2Co tetrahedra. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Fe3+, and two Co+3.80+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li3Fe2Co3O10 by Materials Project

Computed materials data using density functional theory calculations. These calculations determine the electronic structure of bulk materials by solving approximations to the Schrodinger equation. For more information, see https://materialsproject.org/docs/calculations

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li10Fe3Co7O20 by Materials Project

Computed materials data using density functional theory calculations. These calculations determine the electronic structure of bulk materials by solving approximations to the Schrodinger equation. For more information, see https://materialsproject.org/docs/calculations

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li3Fe(CoO2)4 by Materials Project

Li3Fe(CoO2)4 is alpha Po-derived structured and crystallizes in the monoclinic C2/m space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six equivalent CoO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 3–6°. There are a spread of Li–O bond distances ranging from 2.15–2.17 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with six equivalent FeO6 octahedra, edges with four equivalent LiO6 octahedra, and edges with eight CoO6 octahedra. The corner-sharing octahedral tilt angles are 4°. There are two shorter (2.18 Å) and four longer (2.21 Å) Li–O bond lengths. Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with six equivalent LiO6 octahedra, edges with four equivalent LiO6 octahedra, and edges with eight CoO6 octahedra. The corner-sharing octahedral tilt angles are 4°. There is two shorter (1.97 Å) and four longer (2.01 Å) Fe–O bond length. There are three inequivalent Co+2.50+ sites. In the first Co+2.50+ site, Co+2.50+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six equivalent CoO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four equivalent CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–7°. There are two shorter (2.09 Å) and four longer (2.11 Å) Co–O bond lengths. In the second Co+2.50+ site, Co+2.50+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six equivalent CoO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four equivalent CoO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 5–7°. There are two shorter (2.06 Å) and four longer (2.12 Å) Co–O bond lengths. In the third Co+2.50+ site, Co+2.50+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six equivalent LiO6 octahedra, edges with two equivalent FeO6 octahedra, edges with four LiO6 octahedra, and edges with six CoO6 octahedra. The corner-sharing octahedra tilt angles range from 3–6°. There are a spread of Co–O bond distances ranging from 2.00–2.06 Å. There are three inequivalent O2- sites. In the first O2- site, O2- is bonded to three Li1+, one Fe3+, and two equivalent Co+2.50+ atoms to form OLi3FeCo2 octahedra that share corners with six equivalent OLi3FeCo2 octahedra and edges with twelve OLi2FeCo3 octahedra. The corner-sharing octahedral tilt angles are 0°. In the second O2- site, O2- is bonded to two Li1+, one Fe3+, and three Co+2.50+ atoms to form OLi2FeCo3 octahedra that share corners with six equivalent OLi2FeCo3 octahedra and edges with twelve OLi3FeCo2 octahedra. The corner-sharing octahedral tilt angles are 0°. In the third O2- site, O2- is bonded to two equivalent Li1+ and four Co+2.50+ atoms to form OLi2Co4 octahedra that share corners with six equivalent OLi2Co4 octahedra and edges with twelve OLi3FeCo2 octahedra. The corner-sharing octahedral tilt angles are 0°.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li2Fe3CoO8 by Materials Project

Computed materials data using density functional theory calculations. These calculations determine the electronic structure of bulk materials by solving approximations to the Schrodinger equation. For more information, see https://materialsproject.org/docs/calculations

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li4Fe3CoO8 by Materials Project

Computed materials data using density functional theory calculations. These calculations determine the electronic structure of bulk materials by solving approximations to the Schrodinger equation. For more information, see https://materialsproject.org/docs/calculations

36 MATERIALS SCIENCE↗