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Title: Materials Data on RbMgNiF6 by Materials Project

Abstract

RbMgNiF6 crystallizes in the orthorhombic Imma space group. The structure is three-dimensional. Rb1+ is bonded to six F1- atoms to form RbF6 octahedra that share corners with six equivalent MgF6 octahedra and corners with six equivalent NiF6 octahedra. The corner-sharing octahedra tilt angles range from 68–70°. There are a spread of Rb–F bond distances ranging from 3.09–3.17 Å. Mg2+ is bonded to six F1- atoms to form MgF6 octahedra that share corners with two equivalent MgF6 octahedra, corners with four equivalent NiF6 octahedra, and corners with six equivalent RbF6 octahedra. The corner-sharing octahedra tilt angles range from 43–70°. There is two shorter (1.95 Å) and four longer (2.02 Å) Mg–F bond length. Ni3+ is bonded to six F1- atoms to form NiF6 octahedra that share corners with two equivalent NiF6 octahedra, corners with four equivalent MgF6 octahedra, and corners with six equivalent RbF6 octahedra. The corner-sharing octahedra tilt angles range from 42–69°. There is four shorter (1.89 Å) and two longer (1.98 Å) Ni–F bond length. There are three inequivalent F1- sites. In the first F1- site, F1- is bonded in a 2-coordinate geometry to one Rb1+ and two equivalent Ni3+ atoms. In the second F1- site, F1- is bondedmore » in a 2-coordinate geometry to one Rb1+ and two equivalent Mg2+ atoms. In the third F1- site, F1- is bonded in a 2-coordinate geometry to one Rb1+, one Mg2+, and one Ni3+ atom.« less

Authors:
Publication Date:
Other Number(s):
mp-1219590
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; RbMgNiF6; F-Mg-Ni-Rb
OSTI Identifier:
1708515
DOI:
https://doi.org/10.17188/1708515

Citation Formats

The Materials Project. Materials Data on RbMgNiF6 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1708515.
The Materials Project. Materials Data on RbMgNiF6 by Materials Project. United States. doi:https://doi.org/10.17188/1708515
The Materials Project. 2020. "Materials Data on RbMgNiF6 by Materials Project". United States. doi:https://doi.org/10.17188/1708515. https://www.osti.gov/servlets/purl/1708515. Pub date:Thu Apr 30 00:00:00 EDT 2020
@article{osti_1708515,
title = {Materials Data on RbMgNiF6 by Materials Project},
author = {The Materials Project},
abstractNote = {RbMgNiF6 crystallizes in the orthorhombic Imma space group. The structure is three-dimensional. Rb1+ is bonded to six F1- atoms to form RbF6 octahedra that share corners with six equivalent MgF6 octahedra and corners with six equivalent NiF6 octahedra. The corner-sharing octahedra tilt angles range from 68–70°. There are a spread of Rb–F bond distances ranging from 3.09–3.17 Å. Mg2+ is bonded to six F1- atoms to form MgF6 octahedra that share corners with two equivalent MgF6 octahedra, corners with four equivalent NiF6 octahedra, and corners with six equivalent RbF6 octahedra. The corner-sharing octahedra tilt angles range from 43–70°. There is two shorter (1.95 Å) and four longer (2.02 Å) Mg–F bond length. Ni3+ is bonded to six F1- atoms to form NiF6 octahedra that share corners with two equivalent NiF6 octahedra, corners with four equivalent MgF6 octahedra, and corners with six equivalent RbF6 octahedra. The corner-sharing octahedra tilt angles range from 42–69°. There is four shorter (1.89 Å) and two longer (1.98 Å) Ni–F bond length. There are three inequivalent F1- sites. In the first F1- site, F1- is bonded in a 2-coordinate geometry to one Rb1+ and two equivalent Ni3+ atoms. In the second F1- site, F1- is bonded in a 2-coordinate geometry to one Rb1+ and two equivalent Mg2+ atoms. In the third F1- site, F1- is bonded in a 2-coordinate geometry to one Rb1+, one Mg2+, and one Ni3+ atom.},
doi = {10.17188/1708515},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2020},
month = {4}
}