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Title: Materials Data on Mg2B2O5 by Materials Project

Abstract

Mg2B2O5 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Mg2+ sites. In the first Mg2+ site, Mg2+ is bonded to six O2- atoms to form distorted edge-sharing MgO6 octahedra. There are a spread of Mg–O bond distances ranging from 2.00–2.27 Å. In the second Mg2+ site, Mg2+ is bonded to six O2- atoms to form edge-sharing MgO6 octahedra. There are a spread of Mg–O bond distances ranging from 2.04–2.18 Å. There are two inequivalent B3+ sites. In the first B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.35–1.43 Å. In the second B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.44 Å. There are five inequivalent O2- sites. In the first O2- site, O2- is bonded to three Mg2+ and one B3+ atom to form a mixture of distorted edge and corner-sharing OMg3B trigonal pyramids. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three equivalent Mg2+ and one B3+ atom. In the third O2- site, O2-more » is bonded in a 3-coordinate geometry to one Mg2+ and two B3+ atoms. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent Mg2+ and one B3+ atom. In the fifth O2- site, O2- is bonded to three Mg2+ and one B3+ atom to form a mixture of distorted edge and corner-sharing OMg3B tetrahedra.« less

Authors:
Publication Date:
Other Number(s):
mp-5547
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; Mg2B2O5; B-Mg-O
OSTI Identifier:
1268042
DOI:
https://doi.org/10.17188/1268042

Citation Formats

The Materials Project. Materials Data on Mg2B2O5 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1268042.
The Materials Project. Materials Data on Mg2B2O5 by Materials Project. United States. doi:https://doi.org/10.17188/1268042
The Materials Project. 2020. "Materials Data on Mg2B2O5 by Materials Project". United States. doi:https://doi.org/10.17188/1268042. https://www.osti.gov/servlets/purl/1268042. Pub date:Fri Jul 17 00:00:00 EDT 2020
@article{osti_1268042,
title = {Materials Data on Mg2B2O5 by Materials Project},
author = {The Materials Project},
abstractNote = {Mg2B2O5 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Mg2+ sites. In the first Mg2+ site, Mg2+ is bonded to six O2- atoms to form distorted edge-sharing MgO6 octahedra. There are a spread of Mg–O bond distances ranging from 2.00–2.27 Å. In the second Mg2+ site, Mg2+ is bonded to six O2- atoms to form edge-sharing MgO6 octahedra. There are a spread of Mg–O bond distances ranging from 2.04–2.18 Å. There are two inequivalent B3+ sites. In the first B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.35–1.43 Å. In the second B3+ site, B3+ is bonded in a trigonal planar geometry to three O2- atoms. There are a spread of B–O bond distances ranging from 1.36–1.44 Å. There are five inequivalent O2- sites. In the first O2- site, O2- is bonded to three Mg2+ and one B3+ atom to form a mixture of distorted edge and corner-sharing OMg3B trigonal pyramids. In the second O2- site, O2- is bonded in a 4-coordinate geometry to three equivalent Mg2+ and one B3+ atom. In the third O2- site, O2- is bonded in a 3-coordinate geometry to one Mg2+ and two B3+ atoms. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent Mg2+ and one B3+ atom. In the fifth O2- site, O2- is bonded to three Mg2+ and one B3+ atom to form a mixture of distorted edge and corner-sharing OMg3B tetrahedra.},
doi = {10.17188/1268042},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Fri Jul 17 00:00:00 EDT 2020},
month = {Fri Jul 17 00:00:00 EDT 2020}
}