Materials Data on BaV2(PO7)2 by Materials Project
BaV2(PO7)2 crystallizes in the monoclinic Pc space group. The structure is three-dimensional. Ba is bonded in a 10-coordinate geometry to ten O atoms. There are a spread of Ba–O bond distances ranging from 2.76–3.31 Å. There are two inequivalent V sites. In the first V site, V is bonded in a 5-coordinate geometry to six O atoms. There are a spread of V–O bond distances ranging from 1.64–2.73 Å. In the second V site, V is bonded in a 5-coordinate geometry to six O atoms. There are a spread of V–O bond distances ranging from 1.64–2.74 Å. There are two inequivalent P sites. In the first P site, P is bonded in a tetrahedral geometry to four O atoms. There are a spread of P–O bond distances ranging from 1.54–1.57 Å. In the second P site, P is bonded in a tetrahedral geometry to four O atoms. There are a spread of P–O bond distances ranging from 1.53–1.57 Å. There are fourteen inequivalent O sites. In the first O site, O is bonded in a distorted bent 150 degrees geometry to one V and one P atom. In the second O site, O is bonded in a distorted bent 120 degrees geometry to one Ba, one V, and one P atom. In the third O site, O is bonded in a bent 120 degrees geometry to one V and one P atom. In the fourth O site, O is bonded in a distorted bent 120 degrees geometry to one Ba, one V, and one P atom. In the fifth O site, O is bonded in a distorted bent 150 degrees geometry to one V and one P atom. In the sixth O site, O is bonded in a 2-coordinate geometry to one Ba, one V, and one P atom. In the seventh O site, O is bonded in a distorted trigonal non-coplanar geometry to one Ba, one V, and one O atom. The O–O bond length is 1.25 Å. In the eighth O site, O is bonded in a bent 120 degrees geometry to one Ba and one O atom. In the ninth O site, O is bonded in a bent 120 degrees geometry to one V and one P atom. In the tenth O site, O is bonded in a bent 120 degrees geometry to one Ba, one V, and one P atom. In the eleventh O site, O is bonded in a distorted trigonal non-coplanar geometry to one Ba, one V, and one O atom. The O–O bond length is 1.26 Å. In the twelfth O site, O is bonded in a bent 120 degrees geometry to one Ba and one O atom. In the thirteenth O site, O is bonded in a distorted single-bond geometry to one Ba and one V atom. In the fourteenth O site, O is bonded in a distorted single-bond geometry to one Ba and one V atom.