DOI: 10.17188/1698984
title: Materials Data on Ba36Al9Sn23 by Materials Project

description: Ba36Al9Sn23 crystallizes in the orthorhombic Amm2 space group. The structure is three-dimensional. there are fourteen inequivalent Ba sites. In the first Ba site, Ba is bonded in a 5-coordinate geometry to one Al and five Sn atoms. The Ba–Al bond length is 4.02 Å. There are a spread of Ba–Sn bond distances ranging from 3.69–3.88 Å. In the second Ba site, Ba is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Ba–Sn bond distances ranging from 3.70–3.98 Å. In the third Ba site, Ba is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Ba–Sn bond distances ranging from 3.69–3.97 Å. In the fourth Ba site, Ba is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Ba–Sn bond distances ranging from 3.70–3.98 Å. In the fifth Ba site, Ba is bonded in a 6-coordinate geometry to three Al and five Sn atoms. There are two shorter (3.55 Å) and one longer (4.08 Å) Ba–Al bond lengths. There are a spread of Ba–Sn bond distances ranging from 3.67–4.07 Å. In the sixth Ba site, Ba is bonded in a 7-coordinate geometry to two equivalent Al and six Sn atoms. Both Ba–Al bond lengths are 3.55 Å. There are a spread of Ba–Sn bond distances ranging from 3.67–4.09 Å. In the seventh Ba site, Ba is bonded in a 7-coordinate geometry to two equivalent Al and six Sn atoms. Both Ba–Al bond lengths are 3.57 Å. There are a spread of Ba–Sn bond distances ranging from 3.67–4.09 Å. In the eighth Ba site, Ba is bonded in a 7-coordinate geometry to three Al and five Sn atoms. There are two shorter (3.52 Å) and one longer (4.07 Å) Ba–Al bond lengths. There are a spread of Ba–Sn bond distances ranging from 3.67–3.93 Å. In the ninth Ba site, Ba is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Ba–Sn bond distances ranging from 3.68–3.94 Å. In the tenth Ba site, Ba is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Ba–Sn bond distances ranging from 3.68–3.92 Å. In the eleventh Ba site, Ba is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Ba–Sn bond distances ranging from 3.69–3.93 Å. In the twelfth Ba site, Ba is bonded in a 6-coordinate geometry to six Sn atoms. There are a spread of Ba–Sn bond distances ranging from 3.68–3.94 Å. In the thirteenth Ba site, Ba is bonded in a 6-coordinate geometry to two equivalent Al and four Sn atoms. Both Ba–Al bond lengths are 3.55 Å. There are a spread of Ba–Sn bond distances ranging from 3.57–3.65 Å. In the fourteenth Ba site, Ba is bonded in a 6-coordinate geometry to two Al and four Sn atoms. Both Ba–Al bond lengths are 3.54 Å. There are a spread of Ba–Sn bond distances ranging from 3.57–3.65 Å. There are four inequivalent Al sites. In the first Al site, Al is bonded in a 1-coordinate geometry to three Ba, one Al, and two Sn atoms. The Al–Al bond length is 2.94 Å. There are one shorter (2.76 Å) and one longer (3.15 Å) Al–Sn bond lengths. In the second Al site, Al is bonded in a 1-coordinate geometry to three Ba, two Al, and three Sn atoms. Both Al–Al bond lengths are 2.67 Å. There are one shorter (2.76 Å) and two longer (3.13 Å) Al–Sn bond lengths. In the third Al site, Al is bonded in a 1-coordinate geometry to three Ba, two Al, and three Sn atoms. The Al–Al bond length is 2.67 Å. There are one shorter (2.75 Å) and two longer (3.12 Å) Al–Sn bond lengths. In the fourth Al site, Al is bonded in a 12-coordinate geometry to eight Ba and four equivalent Al atoms. There are ten inequivalent Sn sites. In the first Sn site, Sn is bonded in a 1-coordinate geometry to nine Ba and one Al atom. In the second Sn site, Sn is bonded in a 10-coordinate geometry to nine Ba and one Al atom. In the third Sn site, Sn is bonded in a 1-coordinate geometry to nine Ba and one Al atom. In the fourth Sn site, Sn is bonded in a 10-coordinate geometry to ten Ba atoms. In the fifth Sn site, Sn is bonded in a 10-coordinate geometry to ten Ba atoms. In the sixth Sn site, Sn is bonded in a 10-coordinate geometry to ten Ba atoms. In the seventh Sn site, Sn is bonded in a 10-coordinate geometry to eight Ba and two Sn atoms. There are one shorter (3.18 Å) and one longer (3.34 Å) Sn–Sn bond lengths. In the eighth Sn site, Sn is bonded in a 10-coordinate geometry to eight Ba and two Sn atoms. The Sn–Sn bond length is 3.40 Å. In the ninth Sn site, Sn is bonded in a 12-coordinate geometry to eight Ba and four equivalent Al atoms. In the tenth Sn site, Sn is bonded in a 12-coordinate geometry to eight Ba and four Al atoms.