Materials Data on Lu4CoB13 by Materials Project
Lu4CoB13 crystallizes in the tetragonal P4/mnc space group. The structure is three-dimensional. Lu3+ is bonded in a 6-coordinate geometry to fifteen B+1.15- atoms. There are a spread of Lu–B bond distances ranging from 2.52–2.86 Å. Co3+ is bonded in a 8-coordinate geometry to eight equivalent B+1.15- atoms. All Co–B bond lengths are 2.13 Å. There are three inequivalent B+1.15- sites. In the first B+1.15- site, B+1.15- is bonded in a 9-coordinate geometry to four equivalent Lu3+, one Co3+, and four B+1.15- atoms. There are a spread of B–B bond distances ranging from 1.76–2.08 Å. In the second B+1.15- site, B+1.15- is bonded in a 3-coordinate geometry to six equivalent Lu3+ and three B+1.15- atoms. The B–B bond length is 1.83 Å. In the third B+1.15- site, B+1.15- is bonded in a cuboctahedral geometry to four equivalent Lu3+ and eight equivalent B+1.15- atoms.