Materials Data on Sr(CuGe)2 by Materials Project
Sr(CuGe)2 crystallizes in the tetragonal I4/mmm space group. The structure is three-dimensional. Sr is bonded in a 8-coordinate geometry to eight equivalent Cu and eight equivalent Ge atoms. All Sr–Cu bond lengths are 3.35 Å. All Sr–Ge bond lengths are 3.30 Å. Cu is bonded in a 4-coordinate geometry to four equivalent Sr and four equivalent Ge atoms. All Cu–Ge bond lengths are 2.49 Å. Ge is bonded in a 9-coordinate geometry to four equivalent Sr, four equivalent Cu, and one Ge atom. The Ge–Ge bond length is 2.61 Å.