Materials Data on Nd2(Al3Co)3 by Materials Project
Nd2Co3Al9 crystallizes in the orthorhombic Cmcm space group. The structure is three-dimensional. Nd is bonded in a 11-coordinate geometry to eleven Al atoms. There are a spread of Nd–Al bond distances ranging from 3.04–3.16 Å. There are two inequivalent Co sites. In the first Co site, Co is bonded in a 8-coordinate geometry to eight Al atoms. There are a spread of Co–Al bond distances ranging from 2.55–2.62 Å. In the second Co site, Co is bonded in a 12-coordinate geometry to eight Al atoms. There are a spread of Co–Al bond distances ranging from 2.57–2.61 Å. There are four inequivalent Al sites. In the first Al site, Al is bonded in a 3-coordinate geometry to three equivalent Nd, three Co, and five Al atoms. There are a spread of Al–Al bond distances ranging from 2.72–2.89 Å. In the second Al site, Al is bonded in a 10-coordinate geometry to two equivalent Nd, two equivalent Co, and six Al atoms. Both Al–Al bond lengths are 2.77 Å. In the third Al site, Al is bonded in a 3-coordinate geometry to two equivalent Nd, three Co, and four Al atoms. Both Al–Al bond lengths are 2.96 Å. In the fourth Al site, Al is bonded in a 2-coordinate geometry to two equivalent Nd, two equivalent Co, and six Al atoms. The Al–Al bond length is 2.75 Å.