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Title: Materials Data on Sr3AlSb3 by Materials Project

Abstract

Sr3AlSb3 crystallizes in the orthorhombic Cmce space group. The structure is three-dimensional. there are two inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 6-coordinate geometry to six Sb3- atoms. There are a spread of Sr–Sb bond distances ranging from 3.37–3.67 Å. In the second Sr2+ site, Sr2+ is bonded to six Sb3- atoms to form distorted SrSb6 octahedra that share corners with five equivalent SrSb6 octahedra, corners with four equivalent AlSb4 tetrahedra, edges with eight equivalent SrSb6 octahedra, and a faceface with one AlSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 11–22°. There are a spread of Sr–Sb bond distances ranging from 3.38–3.70 Å. Al3+ is bonded to four Sb3- atoms to form AlSb4 tetrahedra that share corners with eight equivalent SrSb6 octahedra, an edgeedge with one AlSb4 tetrahedra, and faces with two equivalent SrSb6 octahedra. The corner-sharing octahedra tilt angles range from 39–56°. There are two shorter (2.71 Å) and two longer (2.74 Å) Al–Sb bond lengths. There are two inequivalent Sb3- sites. In the first Sb3- site, Sb3- is bonded in a 8-coordinate geometry to six Sr2+ and two equivalent Al3+ atoms. In the second Sb3- site, Sb3- is bonded in amore » 7-coordinate geometry to six Sr2+ and one Al3+ atom.« less

Authors:
Publication Date:
Other Number(s):
mp-17667
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; Sr3AlSb3; Al-Sb-Sr
OSTI Identifier:
1192615
DOI:
https://doi.org/10.17188/1192615

Citation Formats

The Materials Project. Materials Data on Sr3AlSb3 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1192615.
The Materials Project. Materials Data on Sr3AlSb3 by Materials Project. United States. doi:https://doi.org/10.17188/1192615
The Materials Project. 2020. "Materials Data on Sr3AlSb3 by Materials Project". United States. doi:https://doi.org/10.17188/1192615. https://www.osti.gov/servlets/purl/1192615. Pub date:Wed Jul 15 00:00:00 EDT 2020
@article{osti_1192615,
title = {Materials Data on Sr3AlSb3 by Materials Project},
author = {The Materials Project},
abstractNote = {Sr3AlSb3 crystallizes in the orthorhombic Cmce space group. The structure is three-dimensional. there are two inequivalent Sr2+ sites. In the first Sr2+ site, Sr2+ is bonded in a 6-coordinate geometry to six Sb3- atoms. There are a spread of Sr–Sb bond distances ranging from 3.37–3.67 Å. In the second Sr2+ site, Sr2+ is bonded to six Sb3- atoms to form distorted SrSb6 octahedra that share corners with five equivalent SrSb6 octahedra, corners with four equivalent AlSb4 tetrahedra, edges with eight equivalent SrSb6 octahedra, and a faceface with one AlSb4 tetrahedra. The corner-sharing octahedra tilt angles range from 11–22°. There are a spread of Sr–Sb bond distances ranging from 3.38–3.70 Å. Al3+ is bonded to four Sb3- atoms to form AlSb4 tetrahedra that share corners with eight equivalent SrSb6 octahedra, an edgeedge with one AlSb4 tetrahedra, and faces with two equivalent SrSb6 octahedra. The corner-sharing octahedra tilt angles range from 39–56°. There are two shorter (2.71 Å) and two longer (2.74 Å) Al–Sb bond lengths. There are two inequivalent Sb3- sites. In the first Sb3- site, Sb3- is bonded in a 8-coordinate geometry to six Sr2+ and two equivalent Al3+ atoms. In the second Sb3- site, Sb3- is bonded in a 7-coordinate geometry to six Sr2+ and one Al3+ atom.},
doi = {10.17188/1192615},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Wed Jul 15 00:00:00 EDT 2020},
month = {Wed Jul 15 00:00:00 EDT 2020}
}