Materials Data on Er5Si4 by Materials Project
Er5Si4 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are five inequivalent Er sites. In the first Er site, Er is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Er–Si bond distances ranging from 2.82–2.99 Å. In the second Er site, Er is bonded in a 6-coordinate geometry to six Si atoms. There are a spread of Er–Si bond distances ranging from 2.81–2.98 Å. In the third Er site, Er is bonded to six Si atoms to form a mixture of distorted edge, face, and corner-sharing ErSi6 octahedra. The corner-sharing octahedra tilt angles range from 40–44°. There are a spread of Er–Si bond distances ranging from 2.97–3.11 Å. In the fourth Er site, Er is bonded in a 7-coordinate geometry to seven Si atoms. There are a spread of Er–Si bond distances ranging from 2.93–3.40 Å. In the fifth Er site, Er is bonded to six Si atoms to form a mixture of distorted face and corner-sharing ErSi6 octahedra. The corner-sharing octahedra tilt angles range from 42–55°. There are a spread of Er–Si bond distances ranging from 2.89–3.17 Å. There are four inequivalent Si sites. In the first Si site, Si is bonded in a 9-coordinate geometry to eight Er and one Si atom. The Si–Si bond length is 2.56 Å. In the second Si site, Si is bonded in a 8-coordinate geometry to seven Er and one Si atom. The Si–Si bond length is 2.46 Å. In the third Si site, Si is bonded in a 8-coordinate geometry to eight Er atoms. In the fourth Si site, Si is bonded in a 9-coordinate geometry to eight Er and one Si 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:
- 1302708
- Report Number(s):
- mp-775
- Resource Relation:
- Related Information: https://materialsproject.org/citing
- Country of Publication:
- United States
- Language:
- English
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