Materials Data on Al11Re4 by Materials Project

Al11Re4 crystallizes in the triclinic P-1 space group. The structure is three-dimensional. there are two inequivalent Re sites. In the first Re site, Re is bonded in a 10-coordinate geometry to ten Al atoms. There are a spread of Re–Al bond distances ranging from 2.49–2.78 Å. In the second Re site, Re is bonded in a 10-coordinate geometry to ten Al atoms. There are a spread of Re–Al bond distances ranging from 2.46–2.78 Å. There are six inequivalent Al sites. In the first Al site, Al is bonded in a 4-coordinate geometry to four Re and one Al atom. The Al–Al bond length is 2.70 Å. In the second Al site, Al is bonded in a 4-coordinate geometry to four Re atoms. In the third Al site, Al is bonded in a linear geometry to two equivalent Re atoms. In the fourth Al site, Al is bonded in a 4-coordinate geometry to four Re and one Al atom. The Al–Al bond length is 2.65 Å. In the fifth Al site, Al is bonded in a 9-coordinate geometry to four Re and five Al atoms. There are a spread of Al–Al bond distances ranging from 2.61–2.78 Å. In the sixth Al site, Al is bonded in a 2-coordinate geometry to three Re and two equivalent Al atoms.