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Title: Materials Data on Li3Fe2(SiO4)2 by Materials Project

Abstract

Li3Fe2(SiO4)2 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are six inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 trigonal pyramids that share corners with two LiO4 tetrahedra, corners with two FeO4 tetrahedra, corners with two equivalent SiO4 tetrahedra, an edgeedge with one LiO4 tetrahedra, an edgeedge with one FeO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 2.01–2.24 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra, corners with four SiO4 tetrahedra, and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Li–O bond distances ranging from 1.90–2.04 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Li–O bond distances ranging from 1.96–2.09 Å. In the fourth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are amore » spread of Li–O bond distances ranging from 1.93–2.29 Å. In the fifth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra and corners with four SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.96–2.08 Å. In the sixth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Li–O bond distances ranging from 1.97–2.11 Å. There are four inequivalent Fe+2.50+ sites. In the first Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four SiO4 tetrahedra, and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 1.95–2.15 Å. In the second Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 2.01–2.07 Å. In the third Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra and corners with four SiO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.87–1.94 Å. In the fourth Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 1.87–1.96 Å. There are four inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four FeO4 tetrahedra, and corners with two equivalent LiO4 trigonal pyramids. There are a spread of Si–O bond distances ranging from 1.63–1.68 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra and corners with four FeO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.71 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra and corners with four FeO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.59–1.69 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four FeO4 tetrahedra, and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Si–O bond distances ranging from 1.61–1.69 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form distorted edge-sharing OLi2FeSi trigonal pyramids. In the second O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the third O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form a mixture of distorted edge and corner-sharing OLi2FeSi tetrahedra. In the fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+, one Fe+2.50+, and one Si4+ atom. In the fifth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the sixth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the seventh O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form corner-sharing OLi2FeSi tetrahedra. In the eighth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Fe+2.50+, and one Si4+ atom. In the tenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the eleventh O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form corner-sharing OLi2FeSi tetrahedra. In the twelfth O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form corner-sharing OLi2FeSi tetrahedra. In the thirteenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a trigonal non-coplanar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the fifteenth O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form a mixture of edge and corner-sharing OLi2FeSi trigonal pyramids. In the sixteenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom.« less

Authors:
Publication Date:
Other Number(s):
mp-764102
DOE Contract Number:  
AC02-05CH11231; EDCBEE
Research Org.:
Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States). LBNL Materials Project
Sponsoring Org.:
USDOE Office of Science (SC), Basic Energy Sciences (BES)
Collaborations:
MIT; UC Berkeley; Duke; U Louvain
Subject:
36 MATERIALS SCIENCE
Keywords:
crystal structure; Li3Fe2(SiO4)2; Fe-Li-O-Si
OSTI Identifier:
1294394
DOI:
https://doi.org/10.17188/1294394

Citation Formats

The Materials Project. Materials Data on Li3Fe2(SiO4)2 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1294394.
The Materials Project. Materials Data on Li3Fe2(SiO4)2 by Materials Project. United States. doi:https://doi.org/10.17188/1294394
The Materials Project. 2020. "Materials Data on Li3Fe2(SiO4)2 by Materials Project". United States. doi:https://doi.org/10.17188/1294394. https://www.osti.gov/servlets/purl/1294394. Pub date:Fri Jun 05 00:00:00 EDT 2020
@article{osti_1294394,
title = {Materials Data on Li3Fe2(SiO4)2 by Materials Project},
author = {The Materials Project},
abstractNote = {Li3Fe2(SiO4)2 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are six inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 trigonal pyramids that share corners with two LiO4 tetrahedra, corners with two FeO4 tetrahedra, corners with two equivalent SiO4 tetrahedra, an edgeedge with one LiO4 tetrahedra, an edgeedge with one FeO4 tetrahedra, and an edgeedge with one SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 2.01–2.24 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra, corners with four SiO4 tetrahedra, and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Li–O bond distances ranging from 1.90–2.04 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Li–O bond distances ranging from 1.96–2.09 Å. In the fourth Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Li–O bond distances ranging from 1.93–2.29 Å. In the fifth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra and corners with four SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.96–2.08 Å. In the sixth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with four FeO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Li–O bond distances ranging from 1.97–2.11 Å. There are four inequivalent Fe+2.50+ sites. In the first Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four SiO4 tetrahedra, and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 1.95–2.15 Å. In the second Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 2.01–2.07 Å. In the third Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra and corners with four SiO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.87–1.94 Å. In the fourth Fe+2.50+ site, Fe+2.50+ is bonded to four O2- atoms to form FeO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Fe–O bond distances ranging from 1.87–1.96 Å. There are four inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four FeO4 tetrahedra, and corners with two equivalent LiO4 trigonal pyramids. There are a spread of Si–O bond distances ranging from 1.63–1.68 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra and corners with four FeO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.71 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra and corners with four FeO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.59–1.69 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with four LiO4 tetrahedra, corners with four FeO4 tetrahedra, and an edgeedge with one LiO4 trigonal pyramid. There are a spread of Si–O bond distances ranging from 1.61–1.69 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form distorted edge-sharing OLi2FeSi trigonal pyramids. In the second O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the third O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form a mixture of distorted edge and corner-sharing OLi2FeSi tetrahedra. In the fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Li1+, one Fe+2.50+, and one Si4+ atom. In the fifth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the sixth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the seventh O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form corner-sharing OLi2FeSi tetrahedra. In the eighth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two Li1+, one Fe+2.50+, and one Si4+ atom. In the tenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the eleventh O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form corner-sharing OLi2FeSi tetrahedra. In the twelfth O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form corner-sharing OLi2FeSi tetrahedra. In the thirteenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a trigonal non-coplanar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom. In the fifteenth O2- site, O2- is bonded to two Li1+, one Fe+2.50+, and one Si4+ atom to form a mixture of edge and corner-sharing OLi2FeSi trigonal pyramids. In the sixteenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Fe+2.50+, and one Si4+ atom.},
doi = {10.17188/1294394},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2020},
month = {6}
}