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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on Lu2AlSi2 by Materials Project

Lu2AlSi2 crystallizes in the orthorhombic Immm space group. The structure is three-dimensional. Lu is bonded in a 10-coordinate geometry to six equivalent Si atoms. All Lu–Si bond lengths are 2.94 Å. Al is bonded in a 12-coordinate geometry to four equivalent Si atoms. All Al–Si bond lengths are 2.60 Å. Si is bonded in a 9-coordinate geometry to six equivalent Lu, two equivalent Al, and one Si atom. The Si–Si bond length is 2.40 Å.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on LuAlSi by Materials Project

LuAlSi crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Lu is bonded in a 2-coordinate geometry to four equivalent Al and five equivalent Si atoms. All Lu–Al bond lengths are 3.13 Å. There are a spread of Lu–Si bond distances ranging from 2.86–2.99 Å. Al is bonded in a 12-coordinate geometry to four equivalent Lu and four equivalent Si atoms. All Al–Si bond lengths are 2.64 Å. Si is bonded in a 9-coordinate geometry to five equivalent Lu and four equivalent Al atoms.

36 MATERIALS SCIENCE↗