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Title: Materials Data on Li3TaO4 by Materials Project

Abstract

Li3TaO4 is Caswellsilverite-like structured and crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. there are three inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one TaO6 octahedra, corners with five LiO6 octahedra, edges with four equivalent TaO6 octahedra, and edges with eight LiO6 octahedra. The corner-sharing octahedra tilt angles range from 8–12°. There are a spread of Li–O bond distances ranging from 2.12–2.25 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one TaO6 octahedra, corners with five LiO6 octahedra, edges with four equivalent TaO6 octahedra, and edges with eight LiO6 octahedra. The corner-sharing octahedra tilt angles range from 8–13°. There are a spread of Li–O bond distances ranging from 2.11–2.25 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with two LiO6 octahedra, corners with four equivalent TaO6 octahedra, edges with two equivalent TaO6 octahedra, and edges with ten LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–13°. There are a spread of Li–Omore » bond distances ranging from 2.06–2.48 Å. Ta5+ is bonded to six O2- atoms to form TaO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent TaO6 octahedra, and edges with ten LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–13°. There are a spread of Ta–O bond distances ranging from 1.90–2.16 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded to four Li1+ and two equivalent Ta5+ atoms to form a mixture of distorted edge and corner-sharing OLi4Ta2 octahedra. The corner-sharing octahedra tilt angles range from 2–17°. In the second O2- site, O2- is bonded to four Li1+ and two equivalent Ta5+ atoms to form OLi4Ta2 octahedra that share corners with six OLi4Ta2 octahedra and edges with twelve OLi5Ta octahedra. The corner-sharing octahedra tilt angles range from 0–17°. In the third O2- site, O2- is bonded to five Li1+ and one Ta5+ atom to form a mixture of edge and corner-sharing OLi5Ta octahedra. The corner-sharing octahedra tilt angles range from 2–19°. In the fourth O2- site, O2- is bonded to five Li1+ and one Ta5+ atom to form a mixture of edge and corner-sharing OLi5Ta octahedra. The corner-sharing octahedra tilt angles range from 0–19°.« less

Authors:
Publication Date:
Other Number(s):
mp-3151
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; Li3TaO4; Li-O-Ta
OSTI Identifier:
1205717
DOI:
https://doi.org/10.17188/1205717

Citation Formats

The Materials Project. Materials Data on Li3TaO4 by Materials Project. United States: N. p., 2020. Web. doi:10.17188/1205717.
The Materials Project. Materials Data on Li3TaO4 by Materials Project. United States. doi:https://doi.org/10.17188/1205717
The Materials Project. 2020. "Materials Data on Li3TaO4 by Materials Project". United States. doi:https://doi.org/10.17188/1205717. https://www.osti.gov/servlets/purl/1205717. Pub date:Sat May 02 00:00:00 EDT 2020
@article{osti_1205717,
title = {Materials Data on Li3TaO4 by Materials Project},
author = {The Materials Project},
abstractNote = {Li3TaO4 is Caswellsilverite-like structured and crystallizes in the monoclinic C2/c space group. The structure is three-dimensional. there are three inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one TaO6 octahedra, corners with five LiO6 octahedra, edges with four equivalent TaO6 octahedra, and edges with eight LiO6 octahedra. The corner-sharing octahedra tilt angles range from 8–12°. There are a spread of Li–O bond distances ranging from 2.12–2.25 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one TaO6 octahedra, corners with five LiO6 octahedra, edges with four equivalent TaO6 octahedra, and edges with eight LiO6 octahedra. The corner-sharing octahedra tilt angles range from 8–13°. There are a spread of Li–O bond distances ranging from 2.11–2.25 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form distorted LiO6 octahedra that share corners with two LiO6 octahedra, corners with four equivalent TaO6 octahedra, edges with two equivalent TaO6 octahedra, and edges with ten LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–13°. There are a spread of Li–O bond distances ranging from 2.06–2.48 Å. Ta5+ is bonded to six O2- atoms to form TaO6 octahedra that share corners with six LiO6 octahedra, edges with two equivalent TaO6 octahedra, and edges with ten LiO6 octahedra. The corner-sharing octahedra tilt angles range from 4–13°. There are a spread of Ta–O bond distances ranging from 1.90–2.16 Å. There are four inequivalent O2- sites. In the first O2- site, O2- is bonded to four Li1+ and two equivalent Ta5+ atoms to form a mixture of distorted edge and corner-sharing OLi4Ta2 octahedra. The corner-sharing octahedra tilt angles range from 2–17°. In the second O2- site, O2- is bonded to four Li1+ and two equivalent Ta5+ atoms to form OLi4Ta2 octahedra that share corners with six OLi4Ta2 octahedra and edges with twelve OLi5Ta octahedra. The corner-sharing octahedra tilt angles range from 0–17°. In the third O2- site, O2- is bonded to five Li1+ and one Ta5+ atom to form a mixture of edge and corner-sharing OLi5Ta octahedra. The corner-sharing octahedra tilt angles range from 2–19°. In the fourth O2- site, O2- is bonded to five Li1+ and one Ta5+ atom to form a mixture of edge and corner-sharing OLi5Ta octahedra. The corner-sharing octahedra tilt angles range from 0–19°.},
doi = {10.17188/1205717},
journal = {},
number = ,
volume = ,
place = {United States},
year = {2020},
month = {5}
}