Materials Data on ReBi9O17 by Materials Project
Bi9ReO17 crystallizes in the monoclinic P2_1/c space group. The structure is three-dimensional. Re7+ is bonded in a tetrahedral geometry to four O2- atoms. There is one shorter (1.75 Å) and three longer (1.76 Å) Re–O bond length. There are nine inequivalent Bi3+ sites. In the first Bi3+ site, Bi3+ is bonded in a distorted pentagonal bipyramidal geometry to seven O2- atoms. There are a spread of Bi–O bond distances ranging from 2.27–2.81 Å. In the second Bi3+ site, Bi3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Bi–O bond distances ranging from 2.16–2.96 Å. In the third Bi3+ site, Bi3+ is bonded in a 3-coordinate geometry to five O2- atoms. There are a spread of Bi–O bond distances ranging from 2.12–2.81 Å. In the fourth Bi3+ site, Bi3+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of Bi–O bond distances ranging from 2.12–3.02 Å. In the fifth Bi3+ site, Bi3+ is bonded to five O2- atoms to form distorted edge-sharing BiO5 square pyramids. There are a spread of Bi–O bond distances ranging from 2.14–2.64 Å. In the sixth Bi3+ site, Bi3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Bi–O bond distances ranging from 2.18–2.68 Å. In the seventh Bi3+ site, Bi3+ is bonded in a 5-coordinate geometry to five O2- atoms. There are a spread of Bi–O bond distances ranging from 2.17–2.53 Å. In the eighth Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Bi–O bond distances ranging from 2.15–2.41 Å. In the ninth Bi3+ site, Bi3+ is bonded in a 4-coordinate geometry to four O2- atoms. There are a spread of Bi–O bond distances ranging from 2.11–2.37 Å. There are seventeen inequivalent O2- sites. In the first O2- site, O2- is bonded in a single-bond geometry to one Re7+ atom. In the second O2- site, O2- is bonded in a single-bond geometry to one Re7+ atom. In the third O2- site, O2- is bonded in a single-bond geometry to one Re7+ and one Bi3+ atom. In the fourth O2- site, O2- is bonded in a single-bond geometry to one Re7+ and one Bi3+ atom. In the fifth O2- site, O2- is bonded in a 3-coordinate geometry to three Bi3+ atoms. In the sixth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Bi3+ atoms. In the seventh O2- site, O2- is bonded in a 3-coordinate geometry to three Bi3+ atoms. In the eighth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Bi3+ atoms. In the ninth O2- site, O2- is bonded in a 4-coordinate geometry to four Bi3+ atoms. In the tenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Bi3+ atoms. In the eleventh O2- site, O2- is bonded to four Bi3+ atoms to form distorted edge-sharing OBi4 tetrahedra. In the twelfth O2- site, O2- is bonded in a 3-coordinate geometry to three Bi3+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three Bi3+ atoms. In the fourteenth O2- site, O2- is bonded in a 4-coordinate geometry to four Bi3+ atoms. In the fifteenth O2- site, O2- is bonded in a 4-coordinate geometry to four Bi3+ atoms. In the sixteenth O2- site, O2- is bonded in a 2-coordinate geometry to four Bi3+ atoms. In the seventeenth O2- site, O2- is bonded in a 2-coordinate geometry to three Bi3+ atoms.