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Title: Materials Data on Y2Si2O7 by Materials Project

Abstract

Y2Si2O7 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are twelve inequivalent Y3+ sites. In the first Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share corners with seven SiO4 tetrahedra. There are a spread of Y–O bond distances ranging from 2.21–2.43 Å. In the second Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.25–2.69 Å. In the third Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.24–2.75 Å. In the fourth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.30–2.56 Å. In the fifth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.29–2.80 Å. In the sixth Y3+ site, Y3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Y–O bond distances ranging from 2.28–2.39 Å. In the seventh Y3+ site, Y3+more » is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.27–2.60 Å. In the eighth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share corners with seven SiO4 tetrahedra. There are a spread of Y–O bond distances ranging from 2.22–2.44 Å. In the ninth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.29–2.76 Å. In the tenth Y3+ site, Y3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Y–O bond distances ranging from 2.25–2.47 Å. In the eleventh Y3+ site, Y3+ is bonded in a 7-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.26–2.81 Å. In the twelfth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.29–2.63 Å. There are twelve inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form corner-sharing SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.69 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form corner-sharing SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.73 Å. In the third Si4+ site, Si4+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Si–O bond distances ranging from 1.62–1.68 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two equivalent YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 49–63°. There are a spread of Si–O bond distances ranging from 1.62–1.67 Å. In the fifth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedral tilt angles are 56°. There are a spread of Si–O bond distances ranging from 1.61–1.75 Å. In the sixth Si4+ site, Si4+ is bonded to four O2- atoms to form corner-sharing SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.60–1.72 Å. In the seventh Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with three equivalent YO6 octahedra and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 62–68°. There are a spread of Si–O bond distances ranging from 1.61–1.67 Å. In the eighth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with three equivalent YO6 octahedra and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 60–68°. There are a spread of Si–O bond distances ranging from 1.61–1.67 Å. In the ninth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra. The corner-sharing octahedral tilt angles are 52°. There are a spread of Si–O bond distances ranging from 1.62–1.67 Å. In the tenth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two equivalent YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 48–66°. There are a spread of Si–O bond distances ranging from 1.62–1.67 Å. In the eleventh Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. There are a spread of Si–O bond distances ranging from 1.62–1.73 Å. In the twelfth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra. The corner-sharing octahedral tilt angles are 52°. There are a spread of Si–O bond distances ranging from 1.62–1.66 Å. There are forty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the third O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Y3+ and two Si4+ atoms. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the seventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Y3+ and one Si4+ atom. In the eighth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the ninth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the eleventh O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twelfth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirteenth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a bent 120 degrees geometry to two Si4+ atoms. In the fifteenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two Y3+ and two Si4+ atoms. In the sixteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the seventeenth O2- site, O2- is bonded in a bent 120 degrees geometry to two Si4+ atoms. In the eighteenth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the nineteenth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the twentieth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Y3+ and two Si4+ atoms. In the twenty-first O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the twenty-second O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twenty-third O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the twenty-fourth O2- site, O2- is bonded in a distorted single-bond geometry to three Y3+ and one Si4+ atom. In the twenty-fifth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the twenty-seventh O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twenty-eighth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twenty-ninth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the thirtieth O2- site, O2- is bonded in a 4-coordinate geometry to three Y3+ and one Si4+ atom. In the thirty-first O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the thirty-second O2- site, O2- is bonded in a 4-coordinate geometry to three Y3+ and one Si4+ atom. In the thirty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the thirty-fourth O2- site, O2- is bonded in a distorted single-bond geometry to two Y3+ and one Si4+ atom. In the thirty-fifth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-sixth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-seventh O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-eighth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-ninth O2- site, O2- is bonded in a 2-coordinate geometry to one Y3+ and two Si4+ atoms. In the fortieth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the forty-first O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the forty-second O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom.« less

Authors:
Publication Date:
Other Number(s):
mp-581644
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; Y2Si2O7; O-Si-Y
OSTI Identifier:
1276871
DOI:
https://doi.org/10.17188/1276871

Citation Formats

The Materials Project. Materials Data on Y2Si2O7 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1276871.
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The Materials Project. Materials Data on Y2Si2O7 by Materials Project. United States. doi:https://doi.org/10.17188/1276871
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The Materials Project. 2020. "Materials Data on Y2Si2O7 by Materials Project". United States. doi:https://doi.org/10.17188/1276871. https://www.osti.gov/servlets/purl/1276871. Pub date:Wed Apr 29 00:00:00 EDT 2020
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@article{osti_1276871,
title = {Materials Data on Y2Si2O7 by Materials Project},
author = {The Materials Project},
abstractNote = {Y2Si2O7 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are twelve inequivalent Y3+ sites. In the first Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share corners with seven SiO4 tetrahedra. There are a spread of Y–O bond distances ranging from 2.21–2.43 Å. In the second Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.25–2.69 Å. In the third Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.24–2.75 Å. In the fourth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.30–2.56 Å. In the fifth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.29–2.80 Å. In the sixth Y3+ site, Y3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Y–O bond distances ranging from 2.28–2.39 Å. In the seventh Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.27–2.60 Å. In the eighth Y3+ site, Y3+ is bonded to six O2- atoms to form distorted YO6 octahedra that share corners with seven SiO4 tetrahedra. There are a spread of Y–O bond distances ranging from 2.22–2.44 Å. In the ninth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.29–2.76 Å. In the tenth Y3+ site, Y3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Y–O bond distances ranging from 2.25–2.47 Å. In the eleventh Y3+ site, Y3+ is bonded in a 7-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.26–2.81 Å. In the twelfth Y3+ site, Y3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Y–O bond distances ranging from 2.29–2.63 Å. There are twelve inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form corner-sharing SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.69 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form corner-sharing SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.62–1.73 Å. In the third Si4+ site, Si4+ is bonded in a tetrahedral geometry to four O2- atoms. There are a spread of Si–O bond distances ranging from 1.62–1.68 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two equivalent YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 49–63°. There are a spread of Si–O bond distances ranging from 1.62–1.67 Å. In the fifth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedral tilt angles are 56°. There are a spread of Si–O bond distances ranging from 1.61–1.75 Å. In the sixth Si4+ site, Si4+ is bonded to four O2- atoms to form corner-sharing SiO4 tetrahedra. There are a spread of Si–O bond distances ranging from 1.60–1.72 Å. In the seventh Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with three equivalent YO6 octahedra and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 62–68°. There are a spread of Si–O bond distances ranging from 1.61–1.67 Å. In the eighth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with three equivalent YO6 octahedra and corners with two SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 60–68°. There are a spread of Si–O bond distances ranging from 1.61–1.67 Å. In the ninth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra. The corner-sharing octahedral tilt angles are 52°. There are a spread of Si–O bond distances ranging from 1.62–1.67 Å. In the tenth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share corners with two equivalent YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 48–66°. There are a spread of Si–O bond distances ranging from 1.62–1.67 Å. In the eleventh Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra and a cornercorner with one SiO4 tetrahedra. The corner-sharing octahedral tilt angles are 57°. There are a spread of Si–O bond distances ranging from 1.62–1.73 Å. In the twelfth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one YO6 octahedra. The corner-sharing octahedral tilt angles are 52°. There are a spread of Si–O bond distances ranging from 1.62–1.66 Å. There are forty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the second O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the third O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the fourth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Y3+ and two Si4+ atoms. In the sixth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the seventh O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to two Y3+ and one Si4+ atom. In the eighth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the ninth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the tenth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the eleventh O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twelfth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirteenth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a bent 120 degrees geometry to two Si4+ atoms. In the fifteenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to two Y3+ and two Si4+ atoms. In the sixteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the seventeenth O2- site, O2- is bonded in a bent 120 degrees geometry to two Si4+ atoms. In the eighteenth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the nineteenth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the twentieth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Y3+ and two Si4+ atoms. In the twenty-first O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the twenty-second O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twenty-third O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the twenty-fourth O2- site, O2- is bonded in a distorted single-bond geometry to three Y3+ and one Si4+ atom. In the twenty-fifth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the twenty-seventh O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twenty-eighth O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the twenty-ninth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the thirtieth O2- site, O2- is bonded in a 4-coordinate geometry to three Y3+ and one Si4+ atom. In the thirty-first O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the thirty-second O2- site, O2- is bonded in a 4-coordinate geometry to three Y3+ and one Si4+ atom. In the thirty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the thirty-fourth O2- site, O2- is bonded in a distorted single-bond geometry to two Y3+ and one Si4+ atom. In the thirty-fifth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-sixth O2- site, O2- is bonded in a 3-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-seventh O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-eighth O2- site, O2- is bonded in a 1-coordinate geometry to two Y3+ and one Si4+ atom. In the thirty-ninth O2- site, O2- is bonded in a 2-coordinate geometry to one Y3+ and two Si4+ atoms. In the fortieth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Y3+ and one Si4+ atom. In the forty-first O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom. In the forty-second O2- site, O2- is bonded in a 1-coordinate geometry to three Y3+ and one Si4+ atom.},
doi = {10.17188/1276871},
journal = {},
number = ,
volume = ,
place = {United States},
year = {Wed Apr 29 00:00:00 EDT 2020},
month = {Wed Apr 29 00:00:00 EDT 2020}
}
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DOI: https://doi.org/10.17188/1276871
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