Materials Data on Nd12Si5Se28 by Materials Project
Nd12Si5Se28 crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are twelve inequivalent Nd3+ sites. In the first Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.97–3.20 Å. In the second Nd3+ site, Nd3+ is bonded in a 7-coordinate geometry to seven Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.91–3.19 Å. In the third Nd3+ site, Nd3+ is bonded in a 7-coordinate geometry to seven Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.91–3.20 Å. In the fourth Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.98–3.18 Å. In the fifth Nd3+ site, Nd3+ is bonded in a 7-coordinate geometry to seven Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.92–3.18 Å. In the sixth Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.95–3.22 Å. In the seventh Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.90–3.29 Å. In the eighth Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.98–3.34 Å. In the ninth Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.99–3.33 Å. In the tenth Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.91–3.28 Å. In the eleventh Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.99–3.34 Å. In the twelfth Nd3+ site, Nd3+ is bonded in a 8-coordinate geometry to eight Se2- atoms. There are a spread of Nd–Se bond distances ranging from 2.91–3.28 Å. There are five inequivalent Si4+ sites. In the first Si4+ site, Si4+ is bonded in a tetrahedral geometry to four Se2- atoms. There are a spread of Si–Se bond distances ranging from 2.27–2.31 Å. In the second Si4+ site, Si4+ is bonded in a tetrahedral geometry to four Se2- atoms. There are a spread of Si–Se bond distances ranging from 2.27–2.32 Å. In the third Si4+ site, Si4+ is bonded in a tetrahedral geometry to four Se2- atoms. There are a spread of Si–Se bond distances ranging from 2.28–2.31 Å. In the fourth Si4+ site, Si4+ is bonded in a tetrahedral geometry to four Se2- atoms. There are a spread of Si–Se bond distances ranging from 2.27–2.31 Å. In the fifth Si4+ site, Si4+ is bonded in an octahedral geometry to six Se2- atoms. There are a spread of Si–Se bond distances ranging from 2.50–2.59 Å. There are twenty-eight inequivalent Se2- sites. In the first Se2- site, Se2- is bonded to three Nd3+ and one Si4+ atom to form distorted corner-sharing SeNd3Si tetrahedra. In the second Se2- site, Se2- is bonded to three Nd3+ and one Si4+ atom to form distorted corner-sharing SeNd3Si tetrahedra. In the third Se2- site, Se2- is bonded to three Nd3+ and one Si4+ atom to form distorted corner-sharing SeNd3Si tetrahedra. In the fourth Se2- site, Se2- is bonded to three Nd3+ and one Si4+ atom to form distorted corner-sharing SeNd3Si tetrahedra. In the fifth Se2- site, Se2- is bonded in a 4-coordinate geometry to four Nd3+ atoms. In the sixth Se2- site, Se2- is bonded in a 5-coordinate geometry to four Nd3+ and one Si4+ atom. In the seventh Se2- site, Se2- is bonded in a 4-coordinate geometry to four Nd3+ atoms. In the eighth Se2- site, Se2- is bonded in a 5-coordinate geometry to four Nd3+ and one Si4+ atom. In the ninth Se2- site, Se2- is bonded in a 5-coordinate geometry to four Nd3+ and one Si4+ atom. In the tenth Se2- site, Se2- is bonded to four Nd3+ atoms to form distorted corner-sharing SeNd4 trigonal pyramids. In the eleventh Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the twelfth Se2- site, Se2- is bonded in a 4-coordinate geometry to four Nd3+ atoms. In the thirteenth Se2- site, Se2- is bonded to three Nd3+ and one Si4+ atom to form distorted SeNd3Si trigonal pyramids that share corners with three SeNd3Si tetrahedra, a cornercorner with one SeNd4 trigonal pyramid, and an edgeedge with one SeNd3Si trigonal pyramid. In the fourteenth Se2- site, Se2- is bonded in a 4-coordinate geometry to four Nd3+ atoms. In the fifteenth Se2- site, Se2- is bonded in a 4-coordinate geometry to four Nd3+ atoms. In the sixteenth Se2- site, Se2- is bonded to three Nd3+ and one Si4+ atom to form a mixture of distorted edge and corner-sharing SeNd3Si trigonal pyramids. In the seventeenth Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the eighteenth Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the nineteenth Se2- site, Se2- is bonded in a distorted rectangular see-saw-like geometry to three Nd3+ and one Si4+ atom. In the twentieth Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the twenty-first Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the twenty-second Se2- site, Se2- is bonded in a distorted rectangular see-saw-like geometry to three Nd3+ and one Si4+ atom. In the twenty-third Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the twenty-fourth Se2- site, Se2- is bonded in a distorted rectangular see-saw-like geometry to three Nd3+ and one Si4+ atom. In the twenty-fifth Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the twenty-sixth Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ atom. In the twenty-seventh Se2- site, Se2- is bonded in a distorted rectangular see-saw-like geometry to three Nd3+ and one Si4+ atom. In the twenty-eighth Se2- site, Se2- is bonded in a 4-coordinate geometry to three Nd3+ and one Si4+ 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:
- 1714548
- Report Number(s):
- mp-1220668
- Resource Relation:
- Related Information: https://materialsproject.org/citing
- Country of Publication:
- United States
- Language:
- English
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