Sm4As3 crystallizes in the cubic I-43d space group. Sm(1) is bonded in a 6-coordinate geometry to six equivalent As(1) atoms. As(1) is bonded in a 8-coordinate geometry to eight equivalent Sm(1) atoms.
Sm4As3 crystallizes in the cubic I-43d space group. Sm(1) is bonded in a 6-coordinate geometry to six equivalent As(1) atoms. There are three shorter (2.92 Å) and three longer (3.25 Å) Sm(1)-As(1) bond lengths. As(1) is bonded in a 8-coordinate geometry to eight equivalent Sm(1) atoms.