Materials Data on Li4Ti4Fe5O18 by Materials Project
Li4Ti4Fe5O18 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 five O atoms to form distorted LiO5 trigonal bipyramids that share corners with two equivalent FeO6 octahedra, corners with three TiO6 octahedra, an edgeedge with one TiO6 octahedra, edges with three FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 14–75°. There are a spread of Li–O bond distances ranging from 2.12–2.45 Å. In the second Li site, Li is bonded in a 4-coordinate geometry to five O atoms. There are a spread of Li–O bond distances ranging from 2.14–2.51 Å. In the third Li site, Li is bonded in a 4-coordinate geometry to four O atoms. There are a spread of Li–O bond distances ranging from 2.13–2.18 Å. In the fourth Li site, Li is bonded to five O atoms to form distorted LiO5 trigonal bipyramids that share corners with two equivalent FeO6 octahedra, corners with three TiO6 octahedra, an edgeedge with one TiO6 octahedra, edges with three FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 5–73°. There are a spread of Li–O bond distances ranging from 2.05–2.32 Å. In the fifth Li site, Li is bonded to five O atoms to form distorted LiO5 trigonal bipyramids that share corners with two equivalent FeO6 octahedra, corners with three TiO6 octahedra, an edgeedge with one TiO6 octahedra, edges with three FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 15–79°. There are a spread of Li–O bond distances ranging from 2.09–2.32 Å. In the sixth Li site, Li is bonded in a 5-coordinate geometry to five O atoms. There are a spread of Li–O bond distances ranging from 2.14–2.47 Å. In the seventh Li site, Li is bonded in a 5-coordinate geometry to five O atoms. There are a spread of Li–O bond distances ranging from 2.15–2.47 Å. In the eighth Li site, Li is bonded to five O atoms to form distorted LiO5 trigonal bipyramids that share corners with two equivalent FeO6 octahedra, corners with three TiO6 octahedra, an edgeedge with one TiO6 octahedra, edges with three FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 13–75°. There are a spread of Li–O bond distances ranging from 2.08–2.36 Å. There are eight inequivalent Ti sites. In the first Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO5 trigonal bipyramids, edges with four TiO6 octahedra, and an edgeedge with one LiO5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 49°. There are a spread of Ti–O bond distances ranging from 1.90–2.10 Å. In the second Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with four FeO5 square pyramids and edges with four TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.93–2.09 Å. In the third Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with two equivalent FeO5 square pyramids and edges with four TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.92–2.07 Å. In the fourth Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO5 trigonal bipyramids, edges with four TiO6 octahedra, and an edgeedge with one LiO5 trigonal bipyramid. The corner-sharing octahedral tilt angles are 50°. There are a spread of Ti–O bond distances ranging from 1.90–2.08 Å. In the fifth Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO5 trigonal bipyramids, edges with four TiO6 octahedra, and an edgeedge with one LiO5 trigonal bipyramid. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of Ti–O bond distances ranging from 1.90–2.08 Å. In the sixth Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with four FeO5 square pyramids and edges with four TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.92–2.08 Å. In the seventh Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with two equivalent FeO5 square pyramids and edges with four TiO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.93–2.07 Å. In the eighth Ti site, Ti is bonded to six O atoms to form TiO6 octahedra that share corners with two equivalent FeO6 octahedra, corners with three LiO5 trigonal bipyramids, edges with four TiO6 octahedra, and an edgeedge with one LiO5 trigonal bipyramid. The corner-sharing octahedra tilt angles range from 47–52°. There are a spread of Ti–O bond distances ranging from 1.91–2.09 Å. There are ten inequivalent Fe sites. In the first Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with four LiO5 trigonal bipyramids, edges with six FeO6 octahedra, and edges with two LiO5 trigonal bipyramids. There are a spread of Fe–O bond distances ranging from 1.99–2.22 Å. In the second Fe site, Fe is bonded in a 5-coordinate geometry to six O atoms. There are a spread of Fe–O bond distances ranging from 1.98–2.59 Å. In the third Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with two equivalent TiO6 octahedra, corners with two equivalent FeO5 square pyramids, edges with four FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 50°. There are a spread of Fe–O bond distances ranging from 2.00–2.11 Å. In the fourth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with two equivalent TiO6 octahedra, corners with two equivalent FeO5 square pyramids, edges with four FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedral tilt angles are 49°. There are a spread of Fe–O bond distances ranging from 1.99–2.09 Å. In the fifth Fe site, Fe is bonded to five O atoms to form FeO5 square pyramids that share corners with two equivalent FeO6 octahedra, corners with four TiO6 octahedra, and edges with two equivalent FeO5 square pyramids. The corner-sharing octahedra tilt angles range from 48–64°. There are a spread of Fe–O bond distances ranging from 1.95–2.03 Å. In the sixth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with four LiO5 trigonal bipyramids, edges with six FeO6 octahedra, and edges with two LiO5 trigonal bipyramids. There are a spread of Fe–O bond distances ranging from 1.88–1.98 Å. In the seventh Fe site, Fe is bonded to five O atoms to form FeO5 square pyramids that share corners with two equivalent FeO6 octahedra, corners with four TiO6 octahedra, and edges with two equivalent FeO5 square pyramids. The corner-sharing octahedra tilt angles range from 48–65°. There are a spread of Fe–O bond distances ranging from 1.98–2.03 Å. In the eighth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with two equivalent TiO6 octahedra, corners with two equivalent FeO5 square pyramids, edges with four FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 47–52°. There are a spread of Fe–O bond distances ranging from 1.91–2.07 Å. In the ninth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with two equivalent TiO6 octahedra, edges with four FeO6 octahedra, and edges with two equivalent LiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of Fe–O bond distances ranging from 1.91–1.98 Å. In the tenth Fe site, Fe is bonded to five O atoms to form distorted FeO5 square pyramids that share corners with two equivalent FeO6 octahedra, corners with four TiO6 octahedra, and edges with two equivalent FeO5 square pyramids. The corner-sharing octahedra tilt angles range from 48–72°. There are a spread of Fe–O bond distances ranging from 1.98–2.03 Å. There are thirty-six inequivalent O sites. In the first O site, O is bonded in a distorted rectangular see-saw-like geometry to four Fe atoms. In the second O site, O is bonded in a distorted rectangular see-saw-like geometry to three Fe atoms. In the third O site, O is bonded in a square co-planar geometry to two equivalent Li and two equivalent Ti atoms. In the fourth O site, O is bonded to two equivalent Li and three Ti atoms to form distorted OLi2Ti3 trigonal bipyramids that share corners with two equivalent OLi2Fe3 trigonal bipyramids and edges with five OLi2TiFe2 trigonal bipyramids. In the fifth O site, O is bonded to two equivalent Li and three Fe atoms to form distorted OLi2Fe3 trigonal bipyramids that share a cornercorner with one OLi2Fe3 square pyramid, corners with two equivalent OLi2Ti3 trigonal bipyramids, and edges with three OLi2Ti3 trigonal bipyramids. In the sixth O site, O is bonded in a 3-coordinate geometry to two equivalent Ti and one Fe atom. In the seventh O site, O is bonded to two equivalent Li and three Fe atoms to form a mixture of edge and corner-sharing OLi2Fe3 square pyramids. In the eighth O site, O is bonded in a distorted trigonal planar geometry to one Ti and two equivalent Fe atoms. In the ninth O site, O is bonded in a trigonal non-coplanar geometry to three Ti atoms. In the tenth O site, O is bonded to two Li, one Ti, and two equivalent Fe atoms to form distorted OLi2TiFe2 trigonal bipyramids that share corners with two equivalent OLi2TiFe2 trigonal bipyramids, edges with two equivalent OLi2Fe3 square pyramids, and edges with four OLi2Fe3 trigonal bipyramids. In the eleventh O site, O is bonded in a distorted rectangular see-saw-like geometry to one Li, one Ti, and two equivalent Fe atoms. In the twelfth O site, O is bonded in a trigonal non-coplanar geometry to three Ti atoms. In the thirteenth O site, O is bonded in a distorted trigonal planar geometry to one Ti and two equivalent 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 two equivalent OLi2Fe3 square pyramids, a cornercorner with one OLi2Fe3 trigonal bipyramid, edges with three OLi2Fe3 square pyramids, and edges with two equivalent OLi2TiFe2 trigonal bipyramids. In the fifteenth O site, O is bonded in a 3-coordinate geometry to two equivalent Ti and one Fe atom. In the sixteenth O site, O is bonded to two equivalent Li and three Fe atoms to form distorted OLi2Fe3 trigonal bipyramids that share a cornercorner with one OLi2Fe3 square pyramid, corners with two equivalent OLi2Ti3 trigonal bipyramids, and edges with five OLi2TiFe2 trigonal bipyramids. In the seventeenth O site, O is bonded to two equivalent Li and three Ti atoms to form distorted OLi2Ti3 trigonal bipyramids that share corners with two equivalent OLi2Fe3 trigonal bipyramids and edges with three OLi2Ti3 trigonal bipyramids. In the eighteenth O site, O is bonded in a distorted rectangular see-saw-like geometry to two equivalent Li and two equivalent Ti atoms. In the nineteenth O site, O is bonded in a distorted trigonal non-coplanar geometry to three Fe atoms. In the twentieth O site, O is bonded in a distorted T-shaped geometry to three Fe atoms. In the twenty-first O site, O is bonded in a square co-planar geometry to two equivalent Li and two equivalent Ti atoms. In the twenty-second O site, O is bonded to two equivalent Li and three Ti atoms to form distorted OLi2Ti3 trigonal bipyramids that share corners with two equivalent OLi2Fe3 trigonal bipyramids and edges with five OLi2Ti3 trigonal bipyramids. In the twenty-third O site, O is bonded to two equivalent Li and three Fe atoms to form distorted OLi2Fe3 tr
- Research Organization:
- Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States). LBNL Materials Project
- Sponsoring Organization:
- USDOE Office of Science (SC), Basic Energy Sciences (BES)
- Contributing Organization:
- MIT; UC Berkeley; Duke; U Louvain
- DOE Contract Number:
- AC02-05CH11231; EDCBEE
- OSTI ID:
- 1709970
- Report Number(s):
- mp-1177296
- Resource Relation:
- Related Information: https://materialsproject.org/citing
- Country of Publication:
- United States
- Language:
- English
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