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Title: Materials Data on LiAlSi2H2O7 by Materials Project

Abstract

LiAlSi2H2O7 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 trigonal pyramids that share corners with three AlO4 tetrahedra, corners with three SiO4 tetrahedra, and a cornercorner with one SiO5 trigonal bipyramid. There are a spread of Li–O bond distances ranging from 2.04–2.26 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three AlO4 tetrahedra and corners with three SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.92–2.04 Å. There are two inequivalent Al3+ sites. In the first Al3+ site, Al3+ is bonded to four O2- atoms to form AlO4 tetrahedra that share a cornercorner with one LiO4 tetrahedra, corners with three SiO4 tetrahedra, a cornercorner with one SiO5 trigonal bipyramid, and corners with two equivalent LiO4 trigonal pyramids. There are a spread of Al–O bond distances ranging from 1.76–1.80 Å. In the second Al3+ site, Al3+ is bonded to four O2- atoms to form AlO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra, corners with four SiO4 tetrahedra, andmore » a cornercorner with one LiO4 trigonal pyramid. There are a spread of Al–O bond distances ranging from 1.74–1.85 Å. There are four inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one LiO4 tetrahedra, corners with three AlO4 tetrahedra, a cornercorner with one SiO5 trigonal bipyramid, and corners with two equivalent LiO4 trigonal pyramids. There are a spread of Si–O bond distances ranging from 1.61–1.65 Å. In the second Si4+ site, Si4+ is bonded to five O2- atoms to form SiO5 trigonal bipyramids that share a cornercorner with one AlO4 tetrahedra, corners with three SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Si–O bond distances ranging from 1.67–1.85 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one AlO4 tetrahedra, a cornercorner with one SiO4 tetrahedra, and corners with two equivalent SiO5 trigonal bipyramids. There are a spread of Si–O bond distances ranging from 1.59–1.75 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one SiO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, corners with three AlO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There is two shorter (1.63 Å) and two longer (1.65 Å) Si–O bond length. There are four inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.01 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.02 Å. There are fourteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the third O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the fourth O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the fifth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Al3+ and one Si4+ atom. In the sixth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to one Li1+, one Si4+, and one H1+ atom. In the eighth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the ninth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the tenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Al3+, one Si4+, and one H1+ atom. In the eleventh O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the twelfth O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a distorted water-like geometry to one Li1+ and two H1+ atoms.« less

Publication Date:
Other Number(s):
mp-698018
DOE Contract Number:  
AC02-05CH11231; EDCBEE
Product Type:
Dataset
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)
Subject:
36 MATERIALS SCIENCE
Keywords:
crystal structure; LiAlSi2H2O7; Al-H-Li-O-Si
OSTI Identifier:
1285274
DOI:
https://doi.org/10.17188/1285274

Citation Formats

The Materials Project. Materials Data on LiAlSi2H2O7 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1285274.
The Materials Project. Materials Data on LiAlSi2H2O7 by Materials Project. United States. doi:https://doi.org/10.17188/1285274
The Materials Project. 2020. "Materials Data on LiAlSi2H2O7 by Materials Project". United States. doi:https://doi.org/10.17188/1285274. https://www.osti.gov/servlets/purl/1285274. Pub date:Wed Jul 15 00:00:00 EDT 2020
@article{osti_1285274,
title = {Materials Data on LiAlSi2H2O7 by Materials Project},
author = {The Materials Project},
abstractNote = {LiAlSi2H2O7 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are two inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 trigonal pyramids that share corners with three AlO4 tetrahedra, corners with three SiO4 tetrahedra, and a cornercorner with one SiO5 trigonal bipyramid. There are a spread of Li–O bond distances ranging from 2.04–2.26 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three AlO4 tetrahedra and corners with three SiO4 tetrahedra. There are a spread of Li–O bond distances ranging from 1.92–2.04 Å. There are two inequivalent Al3+ sites. In the first Al3+ site, Al3+ is bonded to four O2- atoms to form AlO4 tetrahedra that share a cornercorner with one LiO4 tetrahedra, corners with three SiO4 tetrahedra, a cornercorner with one SiO5 trigonal bipyramid, and corners with two equivalent LiO4 trigonal pyramids. There are a spread of Al–O bond distances ranging from 1.76–1.80 Å. In the second Al3+ site, Al3+ is bonded to four O2- atoms to form AlO4 tetrahedra that share corners with two equivalent LiO4 tetrahedra, corners with four SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Al–O bond distances ranging from 1.74–1.85 Å. There are four inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one LiO4 tetrahedra, corners with three AlO4 tetrahedra, a cornercorner with one SiO5 trigonal bipyramid, and corners with two equivalent LiO4 trigonal pyramids. There are a spread of Si–O bond distances ranging from 1.61–1.65 Å. In the second Si4+ site, Si4+ is bonded to five O2- atoms to form SiO5 trigonal bipyramids that share a cornercorner with one AlO4 tetrahedra, corners with three SiO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There are a spread of Si–O bond distances ranging from 1.67–1.85 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one AlO4 tetrahedra, a cornercorner with one SiO4 tetrahedra, and corners with two equivalent SiO5 trigonal bipyramids. There are a spread of Si–O bond distances ranging from 1.59–1.75 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one SiO4 tetrahedra, corners with two equivalent LiO4 tetrahedra, corners with three AlO4 tetrahedra, and a cornercorner with one LiO4 trigonal pyramid. There is two shorter (1.63 Å) and two longer (1.65 Å) Si–O bond length. There are four inequivalent H1+ sites. In the first H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.98 Å. In the second H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.01 Å. In the third H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 0.97 Å. In the fourth H1+ site, H1+ is bonded in a single-bond geometry to one O2- atom. The H–O bond length is 1.02 Å. There are fourteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the second O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the third O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the fourth O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the fifth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to one Al3+ and one Si4+ atom. In the sixth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to one Li1+, one Si4+, and one H1+ atom. In the eighth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the ninth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the tenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to one Al3+, one Si4+, and one H1+ atom. In the eleventh O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the twelfth O2- site, O2- is bonded in a bent 150 degrees geometry to two Si4+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to one Li1+, one Al3+, and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a distorted water-like geometry to one Li1+ and two H1+ atoms.},
doi = {10.17188/1285274},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2020},
month = {7}
}