Materials Data on Ho10Si17 by Materials Project
Ho10Si17 crystallizes in the orthorhombic Imm2 space group. The structure is three-dimensional. there are three inequivalent Ho sites. In the first Ho site, Ho is bonded in a 8-coordinate geometry to ten Si atoms. There are a spread of Ho–Si bond distances ranging from 2.90–3.31 Å. In the second Ho site, Ho is bonded in a 10-coordinate geometry to ten Si atoms. There are a spread of Ho–Si bond distances ranging from 2.90–3.25 Å. In the third Ho site, Ho is bonded in a 8-coordinate geometry to eleven Si atoms. There are a spread of Ho–Si bond distances ranging from 2.93–3.37 Å. There are ten inequivalent Si sites. In the first Si site, Si is bonded in a 9-coordinate geometry to six Ho and three Si atoms. There are one shorter (2.34 Å) and two longer (2.45 Å) Si–Si bond lengths. In the second Si site, Si is bonded in a 8-coordinate geometry to six Ho and two equivalent Si atoms. Both Si–Si bond lengths are 2.39 Å. In the third Si site, Si is bonded in a 8-coordinate geometry to six Ho and two Si atoms. There are one shorter (2.40 Å) and one longer (2.44 Å) Si–Si bond lengths. In the fourth Si site, Si is bonded in a 9-coordinate geometry to six Ho and three Si atoms. There are a spread of Si–Si bond distances ranging from 2.33–2.40 Å. In the fifth Si site, Si is bonded in a 6-coordinate geometry to six Ho and two Si atoms. In the sixth Si site, Si is bonded in a 6-coordinate geometry to six Ho and two Si atoms. The Si–Si bond length is 2.43 Å. In the seventh Si site, Si is bonded in a 9-coordinate geometry to six Ho and three Si atoms. The Si–Si bond length is 2.42 Å. In the eighth Si site, Si is bonded in a 9-coordinate geometry to six Ho and three Si atoms. The Si–Si bond length is 2.40 Å. In the ninth Si site, Si is bonded in a 9-coordinate geometry to six Ho and three Si atoms. In the tenth Si site, Si is bonded in a 8-coordinate geometry to six Ho and two Si atoms.