Materials Data on Al(Ni3B2)4 by Materials Project
Ni12AlB8 crystallizes in the orthorhombic Cmce space group. The structure is three-dimensional. there are eleven inequivalent Ni+1.75+ sites. In the first Ni+1.75+ site, Ni+1.75+ is bonded in a square co-planar geometry to four B3- atoms. All Ni–B bond lengths are 2.01 Å. In the second Ni+1.75+ site, Ni+1.75+ is bonded in a rectangular see-saw-like geometry to four B3- atoms. There are a spread of Ni–B bond distances ranging from 2.10–2.24 Å. In the third Ni+1.75+ site, Ni+1.75+ is bonded in a square co-planar geometry to four B3- atoms. There are a spread of Ni–B bond distances ranging from 2.15–2.26 Å. In the fourth Ni+1.75+ site, Ni+1.75+ is bonded in a distorted square co-planar geometry to four B3- atoms. There are two shorter (2.07 Å) and two longer (2.27 Å) Ni–B bond lengths. In the fifth Ni+1.75+ site, Ni+1.75+ is bonded in a 5-coordinate geometry to five B3- atoms. There are a spread of Ni–B bond distances ranging from 2.02–2.28 Å. In the sixth Ni+1.75+ site, Ni+1.75+ is bonded to five B3- atoms to form distorted NiB5 trigonal bipyramids that share corners with two equivalent NiB5 trigonal bipyramids, an edgeedge with one NiB7 hexagonal pyramid, and a faceface with one NiB7 hexagonal pyramid. There are a spread of Ni–B bond distances ranging from 2.03–2.18 Å. In the seventh Ni+1.75+ site, Ni+1.75+ is bonded in a 5-coordinate geometry to five B3- atoms. There are a spread of Ni–B bond distances ranging from 2.02–2.25 Å. In the eighth Ni+1.75+ site, Ni+1.75+ is bonded to seven B3- atoms to form distorted NiB7 hexagonal pyramids that share an edgeedge with one NiB5 trigonal bipyramid, faces with two equivalent NiB7 hexagonal pyramids, and a faceface with one NiB5 trigonal bipyramid. There are a spread of Ni–B bond distances ranging from 2.04–2.37 Å. In the ninth Ni+1.75+ site, Ni+1.75+ is bonded in a distorted pentagonal planar geometry to five B3- atoms. There are a spread of Ni–B bond distances ranging from 2.15–2.20 Å. In the tenth Ni+1.75+ site, Ni+1.75+ is bonded in a 5-coordinate geometry to five B3- atoms. There are a spread of Ni–B bond distances ranging from 2.15–2.28 Å. In the eleventh Ni+1.75+ site, Ni+1.75+ is bonded in a 5-coordinate geometry to five B3- atoms. There are a spread of Ni–B bond distances ranging from 2.02–2.21 Å. There are two inequivalent Al3+ sites. In the first Al3+ site, Al3+ is bonded in a linear geometry to two equivalent B3- atoms. Both Al–B bond lengths are 2.40 Å. In the second Al3+ site, Al3+ is bonded in a single-bond geometry to one B3- atom. The Al–B bond length is 2.52 Å. There are nine inequivalent B3- sites. In the first B3- site, B3- is bonded in a 9-coordinate geometry to seven Ni+1.75+ and two B3- atoms. There is one shorter (1.77 Å) and one longer (1.81 Å) B–B bond length. In the second B3- site, B3- is bonded in a 9-coordinate geometry to eight Ni+1.75+ and one B3- atom. In the third B3- site, B3- is bonded in a 9-coordinate geometry to six Ni+1.75+, one Al3+, and two equivalent B3- atoms. Both B–B bond lengths are 1.80 Å. In the fourth B3- site, B3- is bonded in a 9-coordinate geometry to seven Ni+1.75+ and two B3- atoms. The B–B bond length is 1.80 Å. In the fifth B3- site, B3- is bonded in a 9-coordinate geometry to eight Ni+1.75+ and one B3- atom. The B–B bond length is 1.77 Å. In the sixth B3- site, B3- is bonded in a 9-coordinate geometry to seven Ni+1.75+ and two B3- atoms. The B–B bond length is 1.79 Å. In the seventh B3- site, B3- is bonded in a 9-coordinate geometry to six Ni+1.75+, one Al3+, and two B3- atoms. In the eighth B3- site, B3- is bonded in a 9-coordinate geometry to eight Ni+1.75+ and one B3- atom. In the ninth B3- site, B3- is bonded in a 9-coordinate geometry to nine Ni+1.75+ 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:
- 1311556
- Report Number(s):
- mp-866315
- Resource Relation:
- Related Information: https://materialsproject.org/citing
- Country of Publication:
- United States
- Language:
- English
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