Materials Data on Ca2La2MgTi3O12 by Materials Project
Ca2MgLa2Ti3O12 is Orthorhombic Perovskite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are two inequivalent Ca2+ sites. In the first Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.37–2.85 Å. In the second Ca2+ site, Ca2+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of Ca–O bond distances ranging from 2.38–2.86 Å. Mg2+ is bonded to six O2- atoms to form MgO6 octahedra that share corners with six TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–26°. There are a spread of Mg–O bond distances ranging from 2.05–2.09 Å. There are two inequivalent La3+ sites. In the first La3+ site, La3+ is bonded in a 8-coordinate geometry to eight O2- atoms. There are a spread of La–O bond distances ranging from 2.38–2.88 Å. In the second La3+ site, La3+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of La–O bond distances ranging from 2.38–3.03 Å. There are three inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to six O2- atoms to form corner-sharing TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–27°. There are a spread of Ti–O bond distances ranging from 1.97–1.99 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two equivalent MgO6 octahedra and corners with four equivalent TiO6 octahedra. The corner-sharing octahedra tilt angles range from 23–26°. There are a spread of Ti–O bond distances ranging from 1.92–2.05 Å. In the third Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with two equivalent TiO6 octahedra and corners with four equivalent MgO6 octahedra. The corner-sharing octahedra tilt angles range from 23–27°. There are a spread of Ti–O bond distances ranging from 1.94–2.04 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded in a 4-coordinate geometry to one Ca2+, one La3+, and two Ti4+ atoms. In the second O2- site, O2- is bonded in a 4-coordinate geometry to one Ca2+, one Mg2+, one La3+, and one Ti4+ atom. In the third O2- site, O2- is bonded in a 4-coordinate geometry to one Ca2+, two equivalent La3+, and two Ti4+ atoms. In the fourth O2- site, O2- is bonded in a 4-coordinate geometry to one Ca2+, one Mg2+, one La3+, and one Ti4+ atom. In the fifth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Mg2+, one La3+, and one Ti4+ atom. In the sixth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two La3+, and two Ti4+ atoms. In the seventh O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, two La3+, and two Ti4+ atoms. In the eighth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one Mg2+, one La3+, and one Ti4+ atom. In the ninth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, one Mg2+, two La3+, and one Ti4+ atom. In the tenth O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one La3+, and two Ti4+ atoms. In the eleventh O2- site, O2- is bonded in a 5-coordinate geometry to two Ca2+, one La3+, and two Ti4+ atoms. In the twelfth O2- site, O2- is bonded in a 5-coordinate geometry to one Ca2+, one Mg2+, two La3+, and one Ti4+ 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:
- 1720469
- Report Number(s):
- mp-1227473
- Resource Relation:
- Related Information: https://materialsproject.org/citing
- Country of Publication:
- United States
- Language:
- English
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