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Title: Materials Data on Li3FeF6 by Materials Project

Abstract

Li3FeF6 is pyrite-derived structured and crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four F1- atoms. There are three shorter (1.99 Å) and one longer (2.09 Å) Li–F bond lengths. In the second Li1+ site, Li1+ is bonded to six F1- atoms to form LiF6 octahedra that share corners with six equivalent FeF6 octahedra. The corner-sharing octahedra tilt angles range from 42–50°. There are a spread of Li–F bond distances ranging from 1.98–2.21 Å. Fe3+ is bonded to six F1- atoms to form FeF6 octahedra that share corners with six equivalent LiF6 octahedra. The corner-sharing octahedra tilt angles range from 42–50°. There is four shorter (1.95 Å) and two longer (1.98 Å) Fe–F bond length. There are three inequivalent F1- sites. In the first F1- site, F1- is bonded to three Li1+ and one Fe3+ atom to form distorted corner-sharing FLi3Fe tetrahedra. In the second F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Fe3+ atom. In the third F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and onemore » Fe3+ atom.« less

Authors:
Publication Date:
Other Number(s):
mp-777488
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; Li3FeF6; F-Fe-Li
OSTI Identifier:
1305115
DOI:
https://doi.org/10.17188/1305115

Citation Formats

The Materials Project. Materials Data on Li3FeF6 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1305115.
The Materials Project. Materials Data on Li3FeF6 by Materials Project. United States. doi:https://doi.org/10.17188/1305115
The Materials Project. 2020. "Materials Data on Li3FeF6 by Materials Project". United States. doi:https://doi.org/10.17188/1305115. https://www.osti.gov/servlets/purl/1305115. Pub date:Fri May 01 00:00:00 EDT 2020
@article{osti_1305115,
title = {Materials Data on Li3FeF6 by Materials Project},
author = {The Materials Project},
abstractNote = {Li3FeF6 is pyrite-derived structured and crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded in a 4-coordinate geometry to four F1- atoms. There are three shorter (1.99 Å) and one longer (2.09 Å) Li–F bond lengths. In the second Li1+ site, Li1+ is bonded to six F1- atoms to form LiF6 octahedra that share corners with six equivalent FeF6 octahedra. The corner-sharing octahedra tilt angles range from 42–50°. There are a spread of Li–F bond distances ranging from 1.98–2.21 Å. Fe3+ is bonded to six F1- atoms to form FeF6 octahedra that share corners with six equivalent LiF6 octahedra. The corner-sharing octahedra tilt angles range from 42–50°. There is four shorter (1.95 Å) and two longer (1.98 Å) Fe–F bond length. There are three inequivalent F1- sites. In the first F1- site, F1- is bonded to three Li1+ and one Fe3+ atom to form distorted corner-sharing FLi3Fe tetrahedra. In the second F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Fe3+ atom. In the third F1- site, F1- is bonded in a 3-coordinate geometry to two Li1+ and one Fe3+ atom.},
doi = {10.17188/1305115},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Fri May 01 00:00:00 EDT 2020},
month = {Fri May 01 00:00:00 EDT 2020}
}