Materials Data on Li2SmAl by Materials Project
Li2SmAl is Heusler structured and crystallizes in the cubic Fm-3m space group. The structure is three-dimensional. Li is bonded in a body-centered cubic geometry to four equivalent Sm and four equivalent Al atoms. All Li–Sm bond lengths are 2.95 Å. All Li–Al bond lengths are 2.95 Å. Sm is bonded in a distorted body-centered cubic geometry to eight equivalent Li and six equivalent Al atoms. All Sm–Al bond lengths are 3.40 Å. Al is bonded in a body-centered cubic geometry to eight equivalent Li and six equivalent Sm atoms.
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