Materials Data on Ho12Co7 by Materials Project
Ho12Co7 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. there are six inequivalent Ho sites. In the first Ho site, Ho is bonded in a 5-coordinate geometry to five Co atoms. There are a spread of Ho–Co bond distances ranging from 2.86–3.08 Å. In the second Ho site, Ho is bonded in a 4-coordinate geometry to four Co atoms. There are a spread of Ho–Co bond distances ranging from 2.74–2.95 Å. In the third Ho site, Ho is bonded in a 4-coordinate geometry to four Co atoms. There are a spread of Ho–Co bond distances ranging from 2.78–3.01 Å. In the fourth Ho site, Ho is bonded in a 5-coordinate geometry to five Co atoms. There are a spread of Ho–Co bond distances ranging from 2.80–3.35 Å. In the fifth Ho site, Ho is bonded to four Co atoms to form distorted corner-sharing HoCo4 tetrahedra. There are a spread of Ho–Co bond distances ranging from 2.72–2.98 Å. In the sixth Ho site, Ho is bonded in a 5-coordinate geometry to five Co atoms. There are a spread of Ho–Co bond distances ranging from 2.73–3.13 Å. There are four inequivalent Co sites. In the first Co site, Co is bonded in a 9-coordinate geometry to eight Ho and one Co atom. The Co–Co bond length is 2.30 Å. In the second Co site, Co is bonded in a body-centered cubic geometry to eight Ho atoms. In the third Co site, Co is bonded in a 10-coordinate geometry to seven Ho and one Co atom. In the fourth Co site, Co is bonded in a 8-coordinate geometry to eight Ho atoms.