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Title: Materials Data on Gd2Ge2O7 by Materials Project

Abstract

Gd2Ge2O7 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with six GeO4 tetrahedra, an edgeedge with one GdO7 pentagonal bipyramid, and an edgeedge with one GeO4 tetrahedra. There are a spread of Gd–O bond distances ranging from 2.27–2.63 Å. In the second Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.33–2.59 Å. In the third Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.29–2.52 Å. In the fourth Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.33–2.74 Å. In the fifth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.33–2.68 Å. In the sixth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are amore » spread of Gd–O bond distances ranging from 2.28–2.84 Å. In the seventh Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.34–2.67 Å. In the eighth Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.32–2.59 Å. In the ninth Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with six GeO4 tetrahedra, an edgeedge with one GdO7 pentagonal bipyramid, and an edgeedge with one GeO4 tetrahedra. There are a spread of Gd–O bond distances ranging from 2.27–2.63 Å. In the tenth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.30–2.76 Å. In the eleventh Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.31–2.63 Å. In the twelfth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.28–2.70 Å. There are twelve inequivalent Ge4+ sites. In the first Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two equivalent GdO7 pentagonal bipyramids and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.75–1.82 Å. In the second Ge4+ site, Ge4+ is bonded in a distorted tetrahedral geometry to four O2- atoms. There are a spread of Ge–O bond distances ranging from 1.75–1.90 Å. In the third Ge4+ site, Ge4+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Ge–O bond distances ranging from 1.74–2.43 Å. In the fourth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two equivalent GdO7 pentagonal bipyramids and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.75–1.82 Å. In the fifth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.75–1.80 Å. In the sixth Ge4+ site, Ge4+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Ge–O bond distances ranging from 1.76–1.81 Å. In the seventh Ge4+ site, Ge4+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Ge–O bond distances ranging from 1.76–1.82 Å. In the eighth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two GdO7 pentagonal bipyramids, corners with two GeO4 tetrahedra, and an edgeedge with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.74–1.79 Å. In the ninth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.75–1.88 Å. In the tenth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.74–1.79 Å. In the eleventh Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.74–1.90 Å. In the twelfth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two GdO7 pentagonal bipyramids, corners with two GeO4 tetrahedra, and an edgeedge with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.74–1.79 Å. There are forty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the third O2- site, O2- is bonded in a bent 120 degrees geometry to two Ge4+ atoms. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to three Gd3+ and one Ge4+ atom. In the fifth O2- site, O2- is bonded in a bent 120 degrees geometry to two Ge4+ atoms. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the eighth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the ninth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the eleventh O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the twelfth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Gd3+ and one Ge4+ atom. In the fourteenth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the fifteenth O2- site, O2- is bonded in a trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the sixteenth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the seventeenth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the eighteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Gd3+ and two Ge4+ atoms. In the nineteenth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twentieth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-first O2- site, O2- is bonded in a 1-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-second O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the twenty-fourth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the twenty-seventh O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-eighth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-ninth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirtieth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Gd3+ and two Ge4+ atoms. In the thirty-first O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirty-second O2- site, O2- is bonded in a 2-coordinate geometry to two Gd3+ and two Ge4+ atoms. In the thirty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the thirty-fourth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the thirty-sixth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the thirty-seventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Gd3+ and one Ge4+ atom. In the thirty-eighth O2- site, O2- is bonded in a 3-coordinate geometry to one Gd3+ and two Ge4+ atoms. In the thirty-ninth O2- site, O2- is bonded in a 2-coordinate geometry to two Gd3+ and two Ge4+ atoms. In the fortieth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the forty-first O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the forty-second O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom.« less

Authors:
Publication Date:
Other Number(s):
mp-581229
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; Gd2Ge2O7; Gd-Ge-O
OSTI Identifier:
1276824
DOI:
https://doi.org/10.17188/1276824

Citation Formats

The Materials Project. Materials Data on Gd2Ge2O7 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1276824.
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The Materials Project. Materials Data on Gd2Ge2O7 by Materials Project. United States. doi:https://doi.org/10.17188/1276824
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The Materials Project. 2020. "Materials Data on Gd2Ge2O7 by Materials Project". United States. doi:https://doi.org/10.17188/1276824. https://www.osti.gov/servlets/purl/1276824. Pub date:Wed Apr 29 00:00:00 EDT 2020
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@article{osti_1276824,
title = {Materials Data on Gd2Ge2O7 by Materials Project},
author = {The Materials Project},
abstractNote = {Gd2Ge2O7 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Gd3+ sites. In the first Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with six GeO4 tetrahedra, an edgeedge with one GdO7 pentagonal bipyramid, and an edgeedge with one GeO4 tetrahedra. There are a spread of Gd–O bond distances ranging from 2.27–2.63 Å. In the second Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.33–2.59 Å. In the third Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.29–2.52 Å. In the fourth Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.33–2.74 Å. In the fifth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.33–2.68 Å. In the sixth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.28–2.84 Å. In the seventh Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.34–2.67 Å. In the eighth Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.32–2.59 Å. In the ninth Gd3+ site, Gd3+ is bonded to seven O2- atoms to form distorted GdO7 pentagonal bipyramids that share corners with six GeO4 tetrahedra, an edgeedge with one GdO7 pentagonal bipyramid, and an edgeedge with one GeO4 tetrahedra. There are a spread of Gd–O bond distances ranging from 2.27–2.63 Å. In the tenth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.30–2.76 Å. In the eleventh Gd3+ site, Gd3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Gd–O bond distances ranging from 2.31–2.63 Å. In the twelfth Gd3+ site, Gd3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Gd–O bond distances ranging from 2.28–2.70 Å. There are twelve inequivalent Ge4+ sites. In the first Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two equivalent GdO7 pentagonal bipyramids and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.75–1.82 Å. In the second Ge4+ site, Ge4+ is bonded in a distorted tetrahedral geometry to four O2- atoms. There are a spread of Ge–O bond distances ranging from 1.75–1.90 Å. In the third Ge4+ site, Ge4+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Ge–O bond distances ranging from 1.74–2.43 Å. In the fourth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two equivalent GdO7 pentagonal bipyramids and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.75–1.82 Å. In the fifth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.75–1.80 Å. In the sixth Ge4+ site, Ge4+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Ge–O bond distances ranging from 1.76–1.81 Å. In the seventh Ge4+ site, Ge4+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Ge–O bond distances ranging from 1.76–1.82 Å. In the eighth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two GdO7 pentagonal bipyramids, corners with two GeO4 tetrahedra, and an edgeedge with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.74–1.79 Å. In the ninth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.75–1.88 Å. In the tenth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.74–1.79 Å. In the eleventh Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share a cornercorner with one GdO7 pentagonal bipyramid and a cornercorner with one GeO4 tetrahedra. There are a spread of Ge–O bond distances ranging from 1.74–1.90 Å. In the twelfth Ge4+ site, Ge4+ is bonded to four O2- atoms to form GeO4 tetrahedra that share corners with two GdO7 pentagonal bipyramids, corners with two GeO4 tetrahedra, and an edgeedge with one GdO7 pentagonal bipyramid. There are a spread of Ge–O bond distances ranging from 1.74–1.79 Å. There are forty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the second O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the third O2- site, O2- is bonded in a bent 120 degrees geometry to two Ge4+ atoms. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to three Gd3+ and one Ge4+ atom. In the fifth O2- site, O2- is bonded in a bent 120 degrees geometry to two Ge4+ atoms. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the eighth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the ninth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the eleventh O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the twelfth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Gd3+ and one Ge4+ atom. In the fourteenth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the fifteenth O2- site, O2- is bonded in a trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the sixteenth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the seventeenth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the eighteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Gd3+ and two Ge4+ atoms. In the nineteenth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twentieth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-first O2- site, O2- is bonded in a 1-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-second O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the twenty-fourth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the twenty-seventh O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-eighth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the twenty-ninth O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirtieth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Gd3+ and two Ge4+ atoms. In the thirty-first O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirty-second O2- site, O2- is bonded in a 2-coordinate geometry to two Gd3+ and two Ge4+ atoms. In the thirty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the thirty-fourth O2- site, O2- is bonded in a 3-coordinate geometry to two Gd3+ and one Ge4+ atom. In the thirty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the thirty-sixth O2- site, O2- is bonded in a 4-coordinate geometry to three Gd3+ and one Ge4+ atom. In the thirty-seventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Gd3+ and one Ge4+ atom. In the thirty-eighth O2- site, O2- is bonded in a 3-coordinate geometry to one Gd3+ and two Ge4+ atoms. In the thirty-ninth O2- site, O2- is bonded in a 2-coordinate geometry to two Gd3+ and two Ge4+ atoms. In the fortieth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom. In the forty-first O2- site, O2- is bonded in a 1-coordinate geometry to two Gd3+ and one Ge4+ atom. In the forty-second O2- site, O2- is bonded in a distorted trigonal planar geometry to two Gd3+ and one Ge4+ atom.},
doi = {10.17188/1276824},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2020},
month = {4}
}
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DOI: https://doi.org/10.17188/1276824
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