Title: Materials Data on MnBi12W2(ClO8)3 by Materials Project

Abstract

W2MnBi12(O8Cl)3 crystallizes in the monoclinic Cm space group. The structure is three-dimensional. there are two inequivalent W6+ sites. In the first W6+ site, W6+ is bonded to six O2- atoms to form WO6 octahedra that share corners with two equivalent WO6 octahedra and corners with two equivalent MnO6 octahedra. The corner-sharing octahedra tilt angles range from 2–3°. There are a spread of W–O bond distances ranging from 1.88–2.01 Å. In the second W6+ site, W6+ is bonded to six O2- atoms to form WO6 octahedra that share corners with two equivalent WO6 octahedra and corners with two equivalent MnO6 octahedra. The corner-sharing octahedra tilt angles range from 3–8°. There are a spread of W–O bond distances ranging from 1.85–2.04 Å. Mn3+ is bonded to six O2- atoms to form MnO6 octahedra that share corners with four WO6 octahedra. The corner-sharing octahedra tilt angles range from 2–8°. There are a spread of Mn–O bond distances ranging from 1.94–2.11 Å. There are ten inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- and four Cl1- atoms. All Bi–O bond lengths are 2.25 Å. There are a spread of Bi–Cl bond distances ranging frommore » 3.42–3.55 Å. In the second Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- and four Cl1- atoms. There are two shorter (2.24 Å) and two longer (2.27 Å) Bi–O bond lengths. There are a spread of Bi–Cl bond distances ranging from 3.43–3.52 Å. In the third Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- and four Cl1- atoms. There are two shorter (2.22 Å) and two longer (2.28 Å) Bi–O bond lengths. There are a spread of Bi–Cl bond distances ranging from 3.37–3.53 Å. In the fourth Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- and four Cl1- atoms. There are two shorter (2.22 Å) and two longer (2.28 Å) Bi–O bond lengths. There are a spread of Bi–Cl bond distances ranging from 3.39–3.52 Å. In the fifth Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- and four Cl1- atoms. All Bi–O bond lengths are 2.25 Å. There are a spread of Bi–Cl bond distances ranging from 3.41–3.56 Å. In the sixth Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- and four Cl1- atoms. There are two shorter (2.24 Å) and two longer (2.27 Å) Bi–O bond lengths. There are a spread of Bi–Cl bond distances ranging from 3.42–3.53 Å. In the seventh Bi3+ site, Bi3+ is bonded in a 9-coordinate geometry to three O2- atoms. There are one shorter (2.19 Å) and two longer (2.25 Å) Bi–O bond lengths. In the eighth Bi3+ site, Bi3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Bi–O bond distances ranging from 2.25–3.02 Å. In the ninth Bi3+ site, Bi3+ is bonded in a 7-coordinate geometry to seven O2- atoms. There are a spread of Bi–O bond distances ranging from 2.25–2.89 Å. In the tenth Bi3+ site, Bi3+ is bonded in a 9-coordinate geometry to three O2- atoms. There are one shorter (2.19 Å) and two longer (2.25 Å) Bi–O bond lengths. There are fifteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a linear geometry to two W6+ atoms. In the second O2- site, O2- is bonded in a distorted linear geometry to one W6+ and one Mn3+ atom. In the third O2- site, O2- is bonded in a linear geometry to one W6+, one Mn3+, and two equivalent Bi3+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to four Bi3+ atoms. In the fifth O2- site, O2- is bonded to four Bi3+ atoms to form distorted edge-sharing OBi4 tetrahedra. In the sixth O2- site, O2- is bonded in a 3-coordinate geometry to three Bi3+ atoms. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to three Bi3+ atoms. The O–Bi bond length is 2.25 Å. In the eighth O2- site, O2- is bonded in a 4-coordinate geometry to four Bi3+ atoms. The O–Bi bond length is 2.75 Å. In the ninth O2- site, O2- is bonded to four Bi3+ atoms to form distorted edge-sharing OBi4 tetrahedra. There are one shorter (2.27 Å) and one longer (2.65 Å) O–Bi bond lengths. In the tenth O2- site, O2- is bonded in a distorted water-like geometry to one W6+ and three Bi3+ atoms. In the eleventh O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one W6+ and one Bi3+ atom. In the twelfth O2- site, O2- is bonded in a distorted water-like geometry to one Mn3+ and three Bi3+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted water-like geometry to one Mn3+ and three Bi3+ atoms. Both O–Bi bond lengths are 2.90 Å. In the fourteenth O2- site, O2- is bonded in a distorted water-like geometry to one W6+ and three Bi3+ atoms. There are one shorter (2.25 Å) and two longer (2.89 Å) O–Bi bond lengths. In the fifteenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one W6+ and one Bi3+ atom. The O–Bi bond length is 2.28 Å. There are three inequivalent Cl1- sites. In the first Cl1- site, Cl1- is bonded in a distorted body-centered cubic geometry to eight Bi3+ atoms. In the second Cl1- site, Cl1- is bonded in a 8-coordinate geometry to eight Bi3+ atoms. In the third Cl1- site, Cl1- is bonded in a 8-coordinate geometry to eight Bi3+ atoms.« less

Authors:

The Materials Project

Publication Date:

2020-04-29

Other Number(s):

mp-1222044

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; MnBi12W2(ClO8)3; Bi-Cl-Mn-O-W

OSTI Identifier:

1705601

DOI:

https://doi.org/10.17188/1705601