Materials Data on Mg5V2(MoO8)2 by Materials Project
Mg5V2(MoO8)2 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. there are eleven inequivalent Mg2+ sites. In the first Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share a cornercorner with one MgO6 octahedra, a cornercorner with one MgO6 pentagonal pyramid, corners with two MoO4 tetrahedra, corners with four VO4 tetrahedra, and edges with two MgO6 octahedra. The corner-sharing octahedral tilt angles are 62°. There are a spread of Mg–O bond distances ranging from 2.06–2.16 Å. In the second Mg2+ site, Mg2+ is bonded to six O2- atoms to form distorted MgO6 pentagonal pyramids that share corners with two equivalent MgO6 octahedra, corners with two equivalent MoO4 tetrahedra, corners with four VO4 tetrahedra, and edges with two MgO6 pentagonal pyramids. The corner-sharing octahedral tilt angles are 66°. There are a spread of Mg–O bond distances ranging from 2.10–2.21 Å. In the third Mg2+ site, Mg2+ is bonded to six O2- atoms to form distorted MgO6 pentagonal pyramids that share corners with two equivalent MgO6 octahedra, corners with two equivalent MoO4 tetrahedra, corners with four VO4 tetrahedra, and edges with two MgO6 pentagonal pyramids. The corner-sharing octahedral tilt angles are 63°. There are a spread of Mg–O bond distances ranging from 2.09–2.20 Å. In the fourth Mg2+ site, Mg2+ is bonded to six O2- atoms to form distorted MgO6 pentagonal pyramids that share corners with two equivalent MgO6 octahedra, corners with two equivalent VO4 tetrahedra, corners with four MoO4 tetrahedra, and edges with two MgO6 pentagonal pyramids. The corner-sharing octahedral tilt angles are 63°. There are two shorter (2.04 Å) and four longer (2.19 Å) Mg–O bond lengths. In the fifth Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share a cornercorner with one MgO6 octahedra, a cornercorner with one MgO6 pentagonal pyramid, corners with two VO4 tetrahedra, corners with four MoO4 tetrahedra, and edges with two MgO6 octahedra. The corner-sharing octahedral tilt angles are 56°. There are a spread of Mg–O bond distances ranging from 2.04–2.23 Å. In the sixth Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share a cornercorner with one MgO6 octahedra, a cornercorner with one MgO6 pentagonal pyramid, corners with two MoO4 tetrahedra, corners with four VO4 tetrahedra, and edges with two MgO6 octahedra. The corner-sharing octahedral tilt angles are 58°. There are a spread of Mg–O bond distances ranging from 2.06–2.21 Å. In the seventh Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share corners with six VO4 tetrahedra and faces with two MgO6 octahedra. There are a spread of Mg–O bond distances ranging from 2.10–2.14 Å. In the eighth Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share corners with three VO4 tetrahedra, corners with three MoO4 tetrahedra, and a faceface with one MgO6 octahedra. There are a spread of Mg–O bond distances ranging from 2.02–2.15 Å. In the ninth Mg2+ site, Mg2+ is bonded to six O2- atoms to form distorted MgO6 pentagonal pyramids that share corners with two equivalent MgO6 octahedra, corners with two equivalent VO4 tetrahedra, corners with four MoO4 tetrahedra, and edges with two MgO6 pentagonal pyramids. The corner-sharing octahedral tilt angles are 66°. There are a spread of Mg–O bond distances ranging from 2.07–2.26 Å. In the tenth Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share a cornercorner with one MgO6 octahedra, a cornercorner with one MgO6 pentagonal pyramid, corners with two VO4 tetrahedra, corners with four MoO4 tetrahedra, and edges with two MgO6 octahedra. The corner-sharing octahedral tilt angles are 61°. There are a spread of Mg–O bond distances ranging from 2.02–2.17 Å. In the eleventh Mg2+ site, Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share corners with three VO4 tetrahedra, corners with three MoO4 tetrahedra, and a faceface with one MgO6 octahedra. There are a spread of Mg–O bond distances ranging from 2.05–2.23 Å. There are four inequivalent V5+ sites. In the first V5+ site, V5+ is bonded to four O2- atoms to form VO4 tetrahedra that share corners with five MgO6 octahedra and corners with three MgO6 pentagonal pyramids. The corner-sharing octahedra tilt angles range from 28–59°. There is one shorter (1.73 Å) and three longer (1.77 Å) V–O bond length. In the second V5+ site, V5+ is bonded to four O2- atoms to form VO4 tetrahedra that share corners with eight MgO6 octahedra. The corner-sharing octahedra tilt angles range from 27–62°. There are a spread of V–O bond distances ranging from 1.73–1.78 Å. In the third V5+ site, V5+ is bonded to four O2- atoms to form VO4 tetrahedra that share corners with five MgO6 octahedra and corners with three MgO6 pentagonal pyramids. The corner-sharing octahedra tilt angles range from 27–59°. There are a spread of V–O bond distances ranging from 1.74–1.78 Å. In the fourth V5+ site, V5+ is bonded to four O2- atoms to form VO4 tetrahedra that share corners with eight MgO6 octahedra. The corner-sharing octahedra tilt angles range from 25–62°. There are a spread of V–O bond distances ranging from 1.74–1.79 Å. There are four inequivalent Mo6+ sites. In the first Mo6+ site, Mo6+ is bonded to four O2- atoms to form MoO4 tetrahedra that share corners with four MgO6 octahedra and corners with three MgO6 pentagonal pyramids. The corner-sharing octahedra tilt angles range from 44–58°. There are a spread of Mo–O bond distances ranging from 1.75–1.84 Å. In the second Mo6+ site, Mo6+ is bonded to four O2- atoms to form MoO4 tetrahedra that share corners with four MgO6 octahedra and corners with three MgO6 pentagonal pyramids. The corner-sharing octahedra tilt angles range from 22–62°. There are a spread of Mo–O bond distances ranging from 1.74–1.83 Å. In the third Mo6+ site, Mo6+ is bonded to four O2- atoms to form MoO4 tetrahedra that share corners with seven MgO6 octahedra. The corner-sharing octahedra tilt angles range from 42–63°. There are a spread of Mo–O bond distances ranging from 1.75–1.86 Å. In the fourth Mo6+ site, Mo6+ is bonded to four O2- atoms to form MoO4 tetrahedra that share corners with seven MgO6 octahedra. The corner-sharing octahedra tilt angles range from 17–63°. There are a spread of Mo–O bond distances ranging from 1.74–1.85 Å. There are twenty-eight inequivalent O2- sites. In the first O2- site, O2- is bonded in a 3-coordinate geometry to two Mg2+ and one V5+ atom. In the second O2- site, O2- is bonded in a bent 150 degrees geometry to one Mg2+ and one Mo6+ atom. In the third O2- site, O2- is bonded in a 3-coordinate geometry to two equivalent Mg2+ and one V5+ atom. In the fourth O2- site, O2- is bonded in a trigonal planar geometry to two equivalent Mg2+ and one Mo6+ atom. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Mg2+ and one V5+ atom. In the sixth O2- site, O2- is bonded in a 3-coordinate geometry to two Mg2+ and one Mo6+ atom. In the seventh O2- site, O2- is bonded in a distorted trigonal planar geometry to two Mg2+ and one Mo6+ atom. In the eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Mg2+ and one V5+ atom. In the ninth O2- site, O2- is bonded in a trigonal planar geometry to two equivalent Mg2+ and one Mo6+ atom. In the tenth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Mg2+ and one V5+ atom. In the eleventh O2- site, O2- is bonded in a trigonal planar geometry to two Mg2+ and one Mo6+ atom. In the twelfth O2- site, O2- is bonded in a 3-coordinate geometry to two Mg2+ and one V5+ atom. In the thirteenth O2- site, O2- is bonded in a 3-coordinate geometry to two Mg2+ and one V5+ atom. In the fourteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to two Mg2+ and one Mo6+ atom. In the fifteenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Mg2+ and one Mo6+ atom. In the sixteenth O2- site, O2- is bonded in a trigonal planar geometry to two Mg2+ and one V5+ atom. In the seventeenth O2- site, O2- is bonded in a distorted bent 120 degrees geometry to one Mg2+ and one Mo6+ atom. In the eighteenth O2- site, O2- is bonded in a 3-coordinate geometry to two Mg2+ and one V5+ atom. In the nineteenth O2- site, O2- is bonded in a linear geometry to one Mg2+ and one Mo6+ atom. In the twentieth O2- site, O2- is bonded in a trigonal planar geometry to two equivalent Mg2+ and one V5+ atom. In the twenty-first O2- site, O2- is bonded in a trigonal planar geometry to two equivalent Mg2+ and one V5+ atom. In the twenty-second O2- site, O2- is bonded in a 3-coordinate geometry to two Mg2+ and one V5+ atom. In the twenty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to two Mg2+ and one Mo6+ atom. In the twenty-fourth O2- site, O2- is bonded in a trigonal planar geometry to two Mg2+ and one Mo6+ atom. In the twenty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent Mg2+ and one Mo6+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted T-shaped geometry to two equivalent Mg2+ and one V5+ atom. In the twenty-seventh O2- site, O2- is bonded in a trigonal planar geometry to two Mg2+ and one V5+ atom. In the twenty-eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to two equivalent Mg2+ and one Mo6+ atom.
- Research Organization:
- Lawrence Berkeley National Lab. (LBNL), Berkeley, CA (United States). LBNL Materials Project
- Sponsoring Organization:
- USDOE Office of Science (SC), Basic Energy Sciences (BES)
- Contributing Organization:
- MIT; UC Berkeley; Duke; U Louvain
- DOE Contract Number:
- AC02-05CH11231; EDCBEE
- OSTI ID:
- 1280611
- Report Number(s):
- mp-646182
- Resource Relation:
- Related Information: https://materialsproject.org/citing
- Country of Publication:
- United States
- Language:
- English
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