Materials Data on Cs6InAs3 by Materials Project
Cs6InAs3 crystallizes in the monoclinic P2_1/m space group. The structure is three-dimensional. there are six inequivalent Cs1+ sites. In the first Cs1+ site, Cs1+ is bonded in a 4-coordinate geometry to four As3- atoms. There are a spread of Cs–As bond distances ranging from 3.86–4.07 Å. In the second Cs1+ site, Cs1+ is bonded in a 3-coordinate geometry to four As3- atoms. There are a spread of Cs–As bond distances ranging from 3.69–4.22 Å. In the third Cs1+ site, Cs1+ is bonded in a 4-coordinate geometry to four As3- atoms. There are a spread of Cs–As bond distances ranging from 3.82–4.03 Å. In the fourth Cs1+ site, Cs1+ is bonded to four As3- atoms to form a mixture of distorted corner and edge-sharing CsAs4 tetrahedra. There are a spread of Cs–As bond distances ranging from 3.63–3.95 Å. In the fifth Cs1+ site, Cs1+ is bonded in a 1-coordinate geometry to five As3- atoms. There are a spread of Cs–As bond distances ranging from 3.84–4.07 Å. In the sixth Cs1+ site, Cs1+ is bonded to four As3- atoms to form a mixture of distorted corner and edge-sharing CsAs4 trigonal pyramids. There are a spread of Cs–As bond distances ranging from 3.74–3.83 Å. In3+ is bonded in a trigonal planar geometry to three As3- atoms. There are a spread of In–As bond distances ranging from 2.64–2.71 Å. There are three inequivalent As3- sites. In the first As3- site, As3- is bonded in a 1-coordinate geometry to eight Cs1+ and one In3+ atom. In the second As3- site, As3- is bonded in a 1-coordinate geometry to ten Cs1+ and one In3+ atom. In the third As3- site, As3- is bonded in a 1-coordinate geometry to seven Cs1+ and one In3+ atom.