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DOE OSTI2020

Materials Data on Li4V2Cr3Fe3O16 by Materials Project

Li4V2Cr3Fe3O16 is Hausmannite-derived structured and crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are four inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent VO6 octahedra, corners with four CrO6 octahedra, and corners with five FeO6 octahedra. The corner-sharing octahedra tilt angles range from 55–62°. There are a spread of Li–O bond distances ranging from 1.94–2.01 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share a cornercorner with one CrO6 octahedra, corners with two equivalent FeO6 octahedra, corners with three equivalent VO6 octahedra, an edgeedge with one FeO6 octahedra, and edges with two equivalent CrO6 octahedra. The corner-sharing octahedra tilt angles range from 55–67°. There are a spread of Li–O bond distances ranging from 1.79–2.03 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share a cornercorner with one FeO6 octahedra, corners with two equivalent CrO6 octahedra, corners with three equivalent VO6 octahedra, an edgeedge with one CrO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 54–67°. There are a spread of Li–O bond distances ranging from 1.78–2.03 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent VO6 octahedra, corners with four FeO6 octahedra, and corners with five CrO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are a spread of Li–O bond distances ranging from 1.96–2.03 Å. There are two inequivalent V5+ sites. In the first V5+ site, V5+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent CrO6 octahedra, corners with four equivalent FeO6 octahedra, corners with six LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, and edges with two equivalent CrO6 octahedra. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of V–O bond distances ranging from 1.83–2.05 Å. In the second V5+ site, V5+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four equivalent CrO6 octahedra, corners with six LiO4 tetrahedra, an edgeedge with one CrO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 49–51°. There are a spread of V–O bond distances ranging from 1.85–2.07 Å. There are two inequivalent Cr3+ sites. In the first Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two equivalent VO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one VO6 octahedra, edges with two equivalent CrO6 octahedra, edges with two equivalent FeO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 49–50°. There are a spread of Cr–O bond distances ranging from 1.97–2.13 Å. In the second Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two equivalent VO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one VO6 octahedra, edges with four equivalent FeO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedral tilt angles are 50°. There are a spread of Cr–O bond distances ranging from 1.98–2.12 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 two equivalent VO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one VO6 octahedra, edges with four equivalent CrO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedral tilt angles are 51°. There are a spread of Fe–O bond distances ranging from 1.93–2.19 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent VO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one VO6 octahedra, edges with two equivalent CrO6 octahedra, edges with two equivalent FeO6 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 1.94–2.20 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V5+, one Cr3+, and one Fe3+ atom. In the second O2- site, O2- is bonded to one Li1+, one V5+, and two equivalent Cr3+ atoms to form a mixture of distorted corner and edge-sharing OLiVCr2 tetrahedra. In the third O2- site, O2- is bonded to one Li1+, two equivalent Cr3+, and one Fe3+ atom to form distorted OLiCr2Fe trigonal pyramids that share corners with five OLiVCrFe tetrahedra and an edgeedge with one OLiVCr2 tetrahedra. In the fourth O2- site, O2- is bonded to one Li1+, two equivalent Cr3+, and one Fe3+ atom to form OLiCr2Fe tetrahedra that share corners with two equivalent OLiVCr2 tetrahedra and corners with three equivalent OLiCr2Fe trigonal pyramids. In the fifth O2- site, O2- is bonded to one Li1+, one Cr3+, and two equivalent Fe3+ atoms to form corner-sharing OLiCrFe2 tetrahedra. In the sixth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V5+, one Cr3+, and one Fe3+ atom. In the seventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V5+, and two equivalent Cr3+ atoms. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V5+, and two equivalent Fe3+ atoms. In the ninth O2- site, O2- is bonded to one Li1+, one V5+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe tetrahedra that share corners with three OLiVCrFe tetrahedra, a cornercorner with one OLiCr2Fe trigonal pyramid, and an edgeedge with one OLiVCrFe tetrahedra. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Cr3+, and two equivalent Fe3+ atoms. In the eleventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V5+, one Cr3+, and one Fe3+ atom. In the twelfth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V5+, and two equivalent Fe3+ atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li4V3Cr2Fe3O16 by Materials Project

Li4V3Cr2Fe3O16 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 three equivalent CrO6 octahedra, corners with four FeO6 octahedra, and corners with five VO6 octahedra. The corner-sharing octahedra tilt angles range from 53–64°. There are a spread of Li–O bond distances ranging from 1.94–2.02 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 1.78–1.98 Å. In the third 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 1.79–1.98 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent CrO6 octahedra, corners with four VO6 octahedra, and corners with five FeO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are a spread of Li–O bond distances ranging from 1.94–2.01 Å. There are three inequivalent V+4.33+ sites. In the first V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent CrO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one CrO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 48–52°. There are a spread of V–O bond distances ranging from 1.90–2.03 Å. In the second V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent CrO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one CrO6 octahedra, and edges with four FeO6 octahedra. The corner-sharing octahedral tilt angles are 48°. There are a spread of V–O bond distances ranging from 1.90–1.94 Å. In the third V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent CrO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one CrO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 46–54°. There are a spread of V–O bond distances ranging from 1.90–2.12 Å. There are two inequivalent Cr3+ sites. In the first Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with four VO6 octahedra, corners with three equivalent LiO4 tetrahedra, an edgeedge with one VO6 octahedra, and edges with two FeO6 octahedra. The corner-sharing octahedra tilt angles range from 46–56°. There are a spread of Cr–O bond distances ranging from 2.03–2.13 Å. In the second Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two equivalent VO6 octahedra, corners with four FeO6 octahedra, corners with three equivalent LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, and edges with two VO6 octahedra. The corner-sharing octahedra tilt angles range from 48–54°. There are a spread of Cr–O bond distances ranging from 2.02–2.11 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 CrO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one CrO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 52–53°. There are a spread of Fe–O bond distances ranging from 2.00–2.12 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent CrO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one CrO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent FeO6 octahedra. The corner-sharing octahedra tilt angles range from 53–54°. There are a spread of Fe–O bond distances ranging from 2.00–2.11 Å. In the third Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent CrO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one CrO6 octahedra, and edges with four VO6 octahedra. The corner-sharing octahedra tilt angles range from 51–56°. There are a spread of Fe–O bond distances ranging from 1.99–2.09 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom. In the second O2- site, O2- is bonded to one Li1+, one Cr3+, and two Fe3+ atoms to form distorted OLiCrFe2 tetrahedra that share corners with two equivalent OLiVFe2 tetrahedra, corners with three OLiVCrFe trigonal pyramids, and edges with two OLiVCrFe trigonal pyramids. In the third O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.33+, and two Fe3+ atoms. In the fourth O2- site, O2- is bonded to one Li1+, one V+4.33+, and two Fe3+ atoms to form distorted OLiVFe2 tetrahedra that share corners with two equivalent OLiCrFe2 tetrahedra and corners with four OLiVCrFe trigonal pyramids. In the fifth O2- site, O2- is bonded to one Li1+, two V+4.33+, and one Fe3+ atom to form distorted OLiV2Fe tetrahedra that share corners with four OLiVCrFe tetrahedra and corners with five OLiV2Fe trigonal pyramids. In the sixth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom. In the seventh O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe trigonal pyramids that share corners with three OLiCrFe2 tetrahedra, corners with two OLiVCrFe trigonal pyramids, an edgeedge with one OLiCrFe2 tetrahedra, and an edgeedge with one OLiVCrFe trigonal pyramid. In the eighth O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe trigonal pyramids that share corners with three OLiCrFe2 tetrahedra, corners with two OLiVCrFe trigonal pyramids, an edgeedge with one OLiCrFe2 tetrahedra, and an edgeedge with one OLiVCrFe trigonal pyramid. In the ninth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Cr3+, and two Fe3+ atoms. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, two V+4.33+, and one Cr3+ atom. In the eleventh O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe tetrahedra that share corners with three OLiV2Fe tetrahedra, a cornercorner with one OLiV2Cr trigonal pyramid, an edgeedge with one OLiVCrFe tetrahedra, and edges with two OLiV2Fe trigonal pyramids. In the twelfth O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe tetrahedra that share corners with three OLiV2Fe tetrahedra, a cornercorner with one OLiV2Cr trigonal pyramid, an edgeedge with one OLiVCrFe tetrahedra, and edges with two OLiV2Fe trigonal pyramids. In the thirteenth O2- site, O2- is bonded to one Li1+, two V+4.33+, and one Fe3+ atom to form distorted OLiV2Fe trigonal pyramids that share corners with four OLiCrFe2 tetrahedra, corners with two OLiVCrFe trigonal pyramids, edges with two OLiVCrFe tetrahedra, and an edgeedge with one OLiV2Cr trigonal pyramid. In the fourteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom. In the fifteenth O2- site, O2- is bonded to one Li1+, two V+4.33+, and one Cr3+ atom to form distorted OLiV2Cr trigonal pyramids that share corners with four OLiV2Fe tetrahedra, edges with two OLiVCrFe tetrahedra, and an edgeedge with one OLiV2Fe trigonal pyramid. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on Li4V3Cr3(FeO8)2 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 Li4V3Cr3(FeO8)2 by Materials Project

Li4V3Cr3(FeO8)2 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 three equivalent FeO6 octahedra, corners with four CrO6 octahedra, and corners with five VO6 octahedra. The corner-sharing octahedra tilt angles range from 53–64°. There are a spread of Li–O bond distances ranging from 1.95–2.05 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 trigonal pyramids that share a cornercorner with one CrO6 octahedra, corners with two VO6 octahedra, corners with three equivalent FeO6 octahedra, an edgeedge with one VO6 octahedra, and edges with two CrO6 octahedra. The corner-sharing octahedra tilt angles range from 60–63°. There are a spread of Li–O bond distances ranging from 1.79–1.97 Å. In the third 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 1.79–1.97 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent FeO6 octahedra, corners with four VO6 octahedra, and corners with five CrO6 octahedra. The corner-sharing octahedra tilt angles range from 56–63°. There are a spread of Li–O bond distances ranging from 1.94–2.02 Å. There are three inequivalent V+4.33+ sites. In the first V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO4 tetrahedra, a cornercorner with one LiO4 trigonal pyramid, an edgeedge with one FeO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent CrO6 octahedra. The corner-sharing octahedra tilt angles range from 50–54°. There are a spread of V–O bond distances ranging from 1.90–2.00 Å. In the second V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, edges with four CrO6 octahedra, and an edgeedge with one LiO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of V–O bond distances ranging from 1.88–1.96 Å. In the third V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO4 tetrahedra, a cornercorner with one LiO4 trigonal pyramid, an edgeedge with one FeO6 octahedra, edges with two equivalent VO6 octahedra, and edges with two equivalent CrO6 octahedra. The corner-sharing octahedra tilt angles range from 50–54°. There are a spread of V–O bond distances ranging from 1.88–2.07 Å. There are three inequivalent Cr3+ sites. In the first Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent CrO6 octahedra, and an edgeedge with one LiO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 51–53°. There are a spread of Cr–O bond distances ranging from 1.98–2.05 Å. In the second Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO4 tetrahedra, an edgeedge with one FeO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent CrO6 octahedra, and an edgeedge with one LiO4 trigonal pyramid. The corner-sharing octahedra tilt angles range from 54–55°. There are a spread of Cr–O bond distances ranging from 1.99–2.06 Å. In the third Cr3+ site, Cr3+ is bonded to six O2- atoms to form CrO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO4 tetrahedra, a cornercorner with one LiO4 trigonal pyramid, an edgeedge with one FeO6 octahedra, and edges with four VO6 octahedra. The corner-sharing octahedra tilt angles range from 50–55°. There are a spread of Cr–O bond distances ranging from 1.98–2.05 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 two equivalent CrO6 octahedra, corners with four VO6 octahedra, corners with three equivalent LiO4 tetrahedra, an edgeedge with one VO6 octahedra, and edges with two CrO6 octahedra. The corner-sharing octahedra tilt angles range from 50–55°. There are a spread of Fe–O bond distances ranging from 2.00–2.16 Å. In the second Fe3+ site, Fe3+ is bonded to six O2- atoms to form FeO6 octahedra that share corners with two equivalent VO6 octahedra, corners with four CrO6 octahedra, corners with three equivalent LiO4 tetrahedra, corners with three equivalent LiO4 trigonal pyramids, an edgeedge with one CrO6 octahedra, and edges with two VO6 octahedra. The corner-sharing octahedra tilt angles range from 50–55°. There are a spread of Fe–O bond distances ranging from 1.96–2.17 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom. In the second O2- site, O2- is bonded to one Li1+, two Cr3+, and one Fe3+ atom to form distorted OLiCr2Fe tetrahedra that share corners with two equivalent OLiVCr2 tetrahedra, corners with two OLiVCrFe trigonal pyramids, and edges with two OLiVCrFe trigonal pyramids. In the third O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.33+, and two Cr3+ atoms. In the fourth O2- site, O2- is bonded to one Li1+, one V+4.33+, and two Cr3+ atoms to form distorted OLiVCr2 tetrahedra that share corners with two equivalent OLiCr2Fe tetrahedra and corners with four OLiVCrFe trigonal pyramids. In the fifth O2- site, O2- is bonded to one Li1+, two V+4.33+, and one Cr3+ atom to form distorted corner-sharing OLiV2Cr tetrahedra. In the sixth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom. In the seventh O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe trigonal pyramids that share corners with three OLiCr2Fe tetrahedra, a cornercorner with one OLiVCrFe trigonal pyramid, an edgeedge with one OLiCr2Fe tetrahedra, and an edgeedge with one OLiVCrFe trigonal pyramid. In the eighth O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe trigonal pyramids that share corners with three OLiCr2Fe tetrahedra, a cornercorner with one OLiVCrFe trigonal pyramid, an edgeedge with one OLiCr2Fe tetrahedra, and an edgeedge with one OLiVCrFe trigonal pyramid. In the ninth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two Cr3+, and one Fe3+ atom. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, two V+4.33+, and one Fe3+ atom. In the eleventh O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe tetrahedra that share corners with three OLiV2Cr tetrahedra and an edgeedge with one OLiVCrFe tetrahedra. In the twelfth O2- site, O2- is bonded to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom to form distorted OLiVCrFe tetrahedra that share corners with three OLiV2Cr tetrahedra and an edgeedge with one OLiVCrFe tetrahedra. In the thirteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two V+4.33+, and one Cr3+ atom. In the fourteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom. In the fifteenth O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, two V+4.33+, and one Fe3+ atom. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one V+4.33+, one Cr3+, and one Fe3+ atom.

36 MATERIALS SCIENCE↗