Title: Materials Data on SrLa11Mg3Ga9O34 by Materials Project

Abstract

SrMg3La11Ga9O34 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. Sr2+ is bonded in a 9-coordinate geometry to five O2- atoms. There are a spread of Sr–O bond distances ranging from 2.47–2.95 Å. There are three inequivalent Mg2+ sites. In the first Mg2+ site, Mg2+ is bonded to five O2- atoms to form MgO5 square pyramids that share corners with three equivalent GaO6 octahedra and corners with two equivalent GaO5 square pyramids. The corner-sharing octahedral tilt angles are 32°. There are a spread of Mg–O bond distances ranging from 1.93–2.12 Å. In the second Mg2+ site, Mg2+ is bonded to five O2- atoms to form MgO5 square pyramids that share corners with two equivalent MgO5 square pyramids and corners with three equivalent GaO5 square pyramids. There are a spread of Mg–O bond distances ranging from 1.91–2.08 Å. In the third Mg2+ site, Mg2+ is bonded to five O2- atoms to form MgO5 square pyramids that share corners with three equivalent GaO6 octahedra and corners with two equivalent MgO5 square pyramids. The corner-sharing octahedra tilt angles range from 14–28°. There are a spread of Mg–O bond distances ranging from 1.93–2.05 Å. There are elevenmore » inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.31–2.48 Å. In the second La3+ site, La3+ is bonded in a 10-coordinate geometry to four O2- atoms. There are a spread of La–O bond distances ranging from 2.36–2.54 Å. In the third La3+ site, La3+ is bonded in a 6-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.33–2.59 Å. In the fourth La3+ site, La3+ is bonded in a 9-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.42–2.60 Å. In the fifth La3+ site, La3+ is bonded in a 9-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.37–2.61 Å. In the sixth La3+ site, La3+ is bonded in a 9-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.39–2.59 Å. In the seventh La3+ site, La3+ is bonded in a 3-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.38–2.59 Å. In the eighth La3+ site, La3+ is bonded in a 9-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.40–2.59 Å. In the ninth La3+ site, La3+ is bonded in a 3-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.38–2.60 Å. In the tenth La3+ site, La3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.39–2.56 Å. In the eleventh La3+ site, La3+ is bonded in a 3-coordinate geometry to five O2- atoms. There are a spread of La–O bond distances ranging from 2.36–2.56 Å. There are nine inequivalent Ga3+ sites. In the first Ga3+ site, Ga3+ is bonded to five O2- atoms to form GaO5 square pyramids that share corners with five MgO5 square pyramids. There are a spread of Ga–O bond distances ranging from 1.82–2.01 Å. In the second Ga3+ site, Ga3+ is bonded to six O2- atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedra tilt angles range from 21–26°. There are a spread of Ga–O bond distances ranging from 2.01–2.03 Å. In the third Ga3+ site, Ga3+ is bonded to six O2- atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedra tilt angles range from 21–27°. There are a spread of Ga–O bond distances ranging from 2.00–2.03 Å. In the fourth Ga3+ site, Ga3+ is bonded to six O2- atoms to form GaO6 octahedra that share corners with three equivalent GaO6 octahedra and corners with three equivalent MgO5 square pyramids. The corner-sharing octahedra tilt angles range from 21–23°. There are a spread of Ga–O bond distances ranging from 1.90–2.05 Å. In the fifth Ga3+ site, Ga3+ is bonded to six O2- atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedra tilt angles range from 21–26°. There are a spread of Ga–O bond distances ranging from 2.00–2.03 Å. In the sixth Ga3+ site, Ga3+ is bonded to six O2- atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedra tilt angles range from 21–27°. There are a spread of Ga–O bond distances ranging from 1.99–2.05 Å. In the seventh Ga3+ site, Ga3+ is bonded to six O2- atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedra tilt angles range from 21–26°. There are a spread of Ga–O bond distances ranging from 1.99–2.07 Å. In the eighth Ga3+ site, Ga3+ is bonded to six O2- atoms to form corner-sharing GaO6 octahedra. The corner-sharing octahedra tilt angles range from 21–26°. There are a spread of Ga–O bond distances ranging from 2.00–2.03 Å. In the ninth Ga3+ site, Ga3+ is bonded to six O2- atoms to form GaO6 octahedra that share corners with three equivalent GaO6 octahedra and corners with three equivalent MgO5 square pyramids. The corner-sharing octahedra tilt angles range from 22–24°. There are a spread of Ga–O bond distances ranging from 1.94–2.06 Å. There are thirty-four inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted see-saw-like geometry to one Mg2+, two La3+, and one Ga3+ atom. In the second O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, one Mg2+, one La3+, and one Ga3+ atom. In the third O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, two Mg2+, and one La3+ atom. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to one Mg2+, two La3+, and one Ga3+ atom. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to one Mg2+, two La3+, and one Ga3+ atom. In the sixth O2- site, O2- is bonded in a 5-coordinate geometry to two equivalent Sr2+, one Mg2+, one La3+, and one Ga3+ atom. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to one La3+ and two Ga3+ atoms. In the eighth O2- site, O2- is bonded in a 3-coordinate geometry to one Mg2+, one La3+, and one Ga3+ atom. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the tenth O2- site, O2- is bonded in a 4-coordinate geometry to one Sr2+, two Mg2+, and one La3+ atom. In the eleventh O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the twelfth O2- site, O2- is bonded in a 4-coordinate geometry to one Mg2+, two La3+, and one Ga3+ atom. In the thirteenth O2- site, O2- is bonded in a 5-coordinate geometry to one La3+ and two Ga3+ atoms. In the fourteenth O2- site, O2- is bonded in a 2-coordinate geometry to one Mg2+, one La3+, and one Ga3+ atom. In the fifteenth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the sixteenth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the seventeenth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the eighteenth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the nineteenth O2- site, O2- is bonded in a 5-coordinate geometry to one La3+ and two Ga3+ atoms. In the twentieth O2- site, O2- is bonded in a 5-coordinate geometry to one La3+ and two Ga3+ atoms. In the twenty-first O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the twenty-second O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the twenty-third O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the twenty-fourth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the twenty-fifth O2- site, O2- is bonded in a 5-coordinate geometry to one La3+ and two Ga3+ atoms. In the twenty-sixth O2- site, O2- is bonded in a 5-coordinate geometry to one La3+ and two Ga3+ atoms. In the twenty-seventh O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the twenty-eighth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the twenty-ninth O2- site, O2- is bonded in a 4-coordinate geometry to one Mg2+, two La3+, and one Ga3+ atom. In the thirtieth O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the thirty-first O2- site, O2- is bonded in a 5-coordinate geometry to one La3+ and two Ga3+ atoms. In the thirty-second O2- site, O2- is bonded in a 4-coordinate geometry to two La3+ and two Ga3+ atoms. In the thirty-third O2- site, O2- is bonded in a 4-coordinate geometry to one Mg2+, two La3+, and one Ga3+ atom. In the thirty-fourth O2- site, O2- is bonded in a 3-coordinate geometry to one Mg2+, one La3+, and one Ga3+ atom.« less

Authors:

The Materials Project

Publication Date:

Wed Apr 29 00:00:00 EDT 2020

Other Number(s):

mp-677081

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; SrLa11Mg3Ga9O34; Ga-La-Mg-O-Sr

OSTI Identifier:

1283256

DOI:

https://doi.org/10.17188/1283256