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Title: Materials Data on Cs7NaSi8 by Materials Project

Abstract

CsCs6NaSi8 crystallizes in the cubic Pa-3 space group. The structure is three-dimensional and consists of four cesium molecules and one Cs6NaSi8 framework. In the Cs6NaSi8 framework, Cs1+ is bonded in a 6-coordinate geometry to six Si1- atoms. There are a spread of Cs–Si bond distances ranging from 3.67–3.95 Å. Na1+ is bonded in a 6-coordinate geometry to six equivalent Si1- atoms. All Na–Si bond lengths are 3.00 Å. There are two inequivalent Si1- sites. In the first Si1- site, Si1- is bonded in a 9-coordinate geometry to six equivalent Cs1+ and three equivalent Si1- atoms. All Si–Si bond lengths are 2.42 Å. In the second Si1- site, Si1- is bonded in a 1-coordinate geometry to four equivalent Cs1+, one Na1+, and three Si1- atoms. Both Si–Si bond lengths are 2.47 Å.

Authors:
Publication Date:
Other Number(s):
mp-1199908
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; Cs7NaSi8; Cs-Na-Si
OSTI Identifier:
1696047
DOI:
https://doi.org/10.17188/1696047

Citation Formats

The Materials Project. Materials Data on Cs7NaSi8 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1696047.
The Materials Project. Materials Data on Cs7NaSi8 by Materials Project. United States. doi:https://doi.org/10.17188/1696047
The Materials Project. 2020. "Materials Data on Cs7NaSi8 by Materials Project". United States. doi:https://doi.org/10.17188/1696047. https://www.osti.gov/servlets/purl/1696047. Pub date:Wed Apr 29 00:00:00 EDT 2020
@article{osti_1696047,
title = {Materials Data on Cs7NaSi8 by Materials Project},
author = {The Materials Project},
abstractNote = {CsCs6NaSi8 crystallizes in the cubic Pa-3 space group. The structure is three-dimensional and consists of four cesium molecules and one Cs6NaSi8 framework. In the Cs6NaSi8 framework, Cs1+ is bonded in a 6-coordinate geometry to six Si1- atoms. There are a spread of Cs–Si bond distances ranging from 3.67–3.95 Å. Na1+ is bonded in a 6-coordinate geometry to six equivalent Si1- atoms. All Na–Si bond lengths are 3.00 Å. There are two inequivalent Si1- sites. In the first Si1- site, Si1- is bonded in a 9-coordinate geometry to six equivalent Cs1+ and three equivalent Si1- atoms. All Si–Si bond lengths are 2.42 Å. In the second Si1- site, Si1- is bonded in a 1-coordinate geometry to four equivalent Cs1+, one Na1+, and three Si1- atoms. Both Si–Si bond lengths are 2.47 Å.},
doi = {10.17188/1696047},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2020},
month = {4}
}