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All sourcesNASA NTRSDOE OSTI
DOE OSTI2020

Materials Data on USnAu2 by Materials Project

USnAu2 is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. U is bonded in a body-centered cubic geometry to eight equivalent Au atoms. All U–Au bond lengths are 3.04 Å. Au is bonded in a body-centered cubic geometry to four equivalent U and four equivalent Sn atoms. All Au–Sn bond lengths are 3.04 Å. Sn is bonded in a distorted body-centered cubic geometry to eight equivalent Au atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on U3Sn4Au3 by Materials Project

U3Au3Sn4 crystallizes in the cubic I-43d space group. The structure is three-dimensional. U is bonded in a 12-coordinate geometry to four equivalent Au and eight equivalent Sn atoms. All U–Au bond lengths are 3.03 Å. There are four shorter (3.31 Å) and four longer (3.55 Å) U–Sn bond lengths. Au is bonded in a 8-coordinate geometry to four equivalent U and four equivalent Sn atoms. All Au–Sn bond lengths are 2.83 Å. Sn is bonded in a 3-coordinate geometry to six equivalent U and three equivalent Au atoms.

36 MATERIALS SCIENCE↗
DOE OSTI2020

Materials Data on USnAu by Materials Project

UAuSn crystallizes in the orthorhombic Cmc2_1 space group. The structure is three-dimensional. U is bonded in a 12-coordinate geometry to two equivalent U, six equivalent Au, and six equivalent Sn atoms. Both U–U bond lengths are 2.91 Å. There are four shorter (3.30 Å) and two longer (3.31 Å) U–Au bond lengths. There are a spread of U–Sn bond distances ranging from 3.29–3.31 Å. Au is bonded in a 11-coordinate geometry to six equivalent U and five equivalent Sn atoms. There are a spread of Au–Sn bond distances ranging from 2.91–2.96 Å. Sn is bonded in a 5-coordinate geometry to six equivalent U and five equivalent Au atoms.

36 MATERIALS SCIENCE↗