Materials Data on Ba4Na2CaTi3Si4(SO13)2 by Materials Project
Na2Ba4CaTi3Si4(SO13)2 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are two inequivalent Na1+ sites. In the first Na1+ site, Na1+ is bonded to six O2- atoms to form NaO6 octahedra that share corners with four SiO4 tetrahedra, corners with two TiO5 trigonal bipyramids, edges with two equivalent NaO6 octahedra, edges with two equivalent CaO6 octahedra, and edges with two equivalent TiO6 octahedra. There are a spread of Na–O bond distances ranging from 2.36–2.53 Å. In the second Na1+ site, Na1+ is bonded to six O2- atoms to form NaO6 octahedra that share corners with two SiO4 tetrahedra, corners with two TiO5 trigonal bipyramids, edges with two equivalent NaO6 octahedra, edges with two equivalent CaO6 octahedra, and edges with two equivalent TiO6 octahedra. There are a spread of Na–O bond distances ranging from 2.30–2.49 Å. There are four inequivalent Ba2+ sites. In the first Ba2+ site, Ba2+ is bonded in a 9-coordinate geometry to nine O2- atoms. There are a spread of Ba–O bond distances ranging from 2.79–3.13 Å. In the second Ba2+ site, Ba2+ is bonded in a 11-coordinate geometry to eleven O2- atoms. There are a spread of Ba–O bond distances ranging from 2.73–2.97 Å. In the third Ba2+ site, Ba2+ is bonded in a 10-coordinate geometry to ten O2- atoms. There are a spread of Ba–O bond distances ranging from 2.78–3.38 Å. In the fourth Ba2+ site, Ba2+ is bonded in a 11-coordinate geometry to eleven O2- atoms. There are a spread of Ba–O bond distances ranging from 2.72–2.98 Å. Ca2+ is bonded to six O2- atoms to form CaO6 octahedra that share corners with two SiO4 tetrahedra, corners with two TiO5 trigonal bipyramids, edges with two equivalent TiO6 octahedra, and edges with four NaO6 octahedra. There are a spread of Ca–O bond distances ranging from 2.24–2.48 Å. There are three inequivalent Ti4+ sites. In the first Ti4+ site, Ti4+ is bonded to five O2- atoms to form distorted TiO5 trigonal bipyramids that share a cornercorner with one CaO6 octahedra, corners with two NaO6 octahedra, and corners with four SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 57–60°. There are a spread of Ti–O bond distances ranging from 1.69–2.02 Å. In the second Ti4+ site, Ti4+ is bonded to six O2- atoms to form TiO6 octahedra that share corners with four SiO4 tetrahedra, edges with two equivalent CaO6 octahedra, and edges with four NaO6 octahedra. There are a spread of Ti–O bond distances ranging from 1.85–2.22 Å. In the third Ti4+ site, Ti4+ is bonded to five O2- atoms to form distorted TiO5 trigonal bipyramids that share a cornercorner with one CaO6 octahedra, corners with two NaO6 octahedra, and corners with four SiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 56–60°. There are a spread of Ti–O bond distances ranging from 1.69–2.02 Å. There are four inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one NaO6 octahedra, a cornercorner with one CaO6 octahedra, a cornercorner with one TiO6 octahedra, a cornercorner with one SiO4 tetrahedra, and corners with two equivalent TiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 56–61°. There are a spread of Si–O bond distances ranging from 1.61–1.69 Å. In the second Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one TiO6 octahedra, corners with two NaO6 octahedra, a cornercorner with one SiO4 tetrahedra, and corners with two equivalent TiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 55–62°. There are a spread of Si–O bond distances ranging from 1.61–1.68 Å. In the third Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one TiO6 octahedra, corners with two NaO6 octahedra, a cornercorner with one SiO4 tetrahedra, and corners with two equivalent TiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 55–62°. There are a spread of Si–O bond distances ranging from 1.61–1.68 Å. In the fourth Si4+ site, Si4+ is bonded to four O2- atoms to form SiO4 tetrahedra that share a cornercorner with one NaO6 octahedra, a cornercorner with one CaO6 octahedra, a cornercorner with one TiO6 octahedra, a cornercorner with one SiO4 tetrahedra, and corners with two equivalent TiO5 trigonal bipyramids. The corner-sharing octahedra tilt angles range from 56–63°. There are a spread of Si–O bond distances ranging from 1.61–1.68 Å. There are two inequivalent S6+ sites. In the first S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is one shorter (1.47 Å) and three longer (1.50 Å) S–O bond length. In the second S6+ site, S6+ is bonded in a tetrahedral geometry to four O2- atoms. There is one shorter (1.47 Å) and three longer (1.50 Å) S–O bond length. There are twenty-six inequivalent O2- sites. In the first O2- site, O2- is bonded in a distorted bent 150 degrees geometry to two equivalent Ba2+ and two Si4+ atoms. In the second O2- site, O2- is bonded in a distorted single-bond geometry to one Ba2+ and one S6+ atom. In the third O2- site, O2- is bonded in a distorted single-bond geometry to one Ba2+ and one S6+ atom. In the fourth O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the fifth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ca2+, and one Ti4+ atom. In the sixth O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the seventh O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the eighth O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the ninth O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the tenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ti4+, and one Si4+ atom. In the eleventh O2- site, O2- is bonded in a single-bond geometry to three Ba2+ and one S6+ atom. In the twelfth O2- site, O2- is bonded in a distorted single-bond geometry to three Ba2+ and one S6+ atom. In the thirteenth O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the fourteenth O2- site, O2- is bonded in a distorted single-bond geometry to three Ba2+ and one S6+ atom. In the fifteenth O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ca2+, and one Ti4+ atom. In the sixteenth O2- site, O2- is bonded in a 4-coordinate geometry to one Na1+, one Ca2+, one Ti4+, and one Si4+ atom. In the seventeenth O2- site, O2- is bonded in a distorted single-bond geometry to three Ba2+ and one S6+ atom. In the eighteenth O2- site, O2- is bonded in a single-bond geometry to three Ba2+ and one S6+ atom. In the nineteenth O2- site, O2- is bonded in a 4-coordinate geometry to two Na1+, one Ca2+, and one Ti4+ atom. In the twentieth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Na1+, one Ti4+, and one Si4+ atom. In the twenty-first O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the twenty-second O2- site, O2- is bonded in a 3-coordinate geometry to one Na1+, one Ba2+, one Ca2+, and one Ti4+ atom. In the twenty-third O2- site, O2- is bonded in a 4-coordinate geometry to one Na1+, one Ca2+, one Ti4+, and one Si4+ atom. In the twenty-fourth O2- site, O2- is bonded in a distorted single-bond geometry to three Ba2+ and one S6+ atom. In the twenty-fifth O2- site, O2- is bonded in a 2-coordinate geometry to two Ba2+, one Ti4+, and one Si4+ atom. In the twenty-sixth O2- site, O2- is bonded in a distorted bent 150 degrees geometry to two equivalent Ba2+ and two Si4+ atoms.
- 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:
- 1271788
- Report Number(s):
- mp-561052
- Resource Relation:
- Related Information: https://materialsproject.org/citing
- Country of Publication:
- United States
- Language:
- English
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