DOI: 10.17188/1655956
title: Materials Data on NbFe7(PO4)12 by Materials Project

description: NbFe7(PO4)12 crystallizes in the triclinic P1 space group. The structure is three-dimensional. Nb is bonded to six O atoms to form NbO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Nb–O bond distances ranging from 1.97–2.02 Å. There are seven inequivalent Fe sites. In the first Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.97–2.01 Å. In the second Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.98–2.03 Å. In the third Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.98–2.02 Å. In the fourth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.96–2.02 Å. In the fifth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.98–2.02 Å. In the sixth Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.97–2.03 Å. In the seventh Fe site, Fe is bonded to six O atoms to form FeO6 octahedra that share corners with six PO4 tetrahedra. There are a spread of Fe–O bond distances ranging from 1.96–2.02 Å. There are twelve inequivalent P sites. In the first P site, P is bonded to four O atoms to form PO4 tetrahedra that share a cornercorner with one NbO6 octahedra and corners with three FeO6 octahedra. The corner-sharing octahedra tilt angles range from 18–29°. There is three shorter (1.53 Å) and one longer (1.56 Å) P–O bond length. In the second P site, P is bonded to four O atoms to form PO4 tetrahedra that share corners with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 19–29°. There is one shorter (1.53 Å) and three longer (1.54 Å) P–O bond length. In the third P site, P is bonded to four O atoms to form PO4 tetrahedra that share corners with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 19–29°. There is one shorter (1.53 Å) and three longer (1.54 Å) P–O bond length. In the fourth P site, P is bonded to four O atoms to form PO4 tetrahedra that share a cornercorner with one NbO6 octahedra and corners with three FeO6 octahedra. The corner-sharing octahedra tilt angles range from 17–28°. There are a spread of P–O bond distances ranging from 1.53–1.56 Å. In the fifth P site, P is bonded to four O atoms to form PO4 tetrahedra that share corners with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 15–30°. There is one shorter (1.53 Å) and three longer (1.54 Å) P–O bond length. In the sixth P site, P is bonded to four O atoms to form PO4 tetrahedra that share corners with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 13–30°. There is one shorter (1.53 Å) and three longer (1.54 Å) P–O bond length. In the seventh P site, P is bonded to four O atoms to form PO4 tetrahedra that share a cornercorner with one NbO6 octahedra and corners with three FeO6 octahedra. The corner-sharing octahedra tilt angles range from 8–31°. There are a spread of P–O bond distances ranging from 1.52–1.57 Å. In the eighth P site, P is bonded to four O atoms to form PO4 tetrahedra that share corners with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 10–30°. There is one shorter (1.53 Å) and three longer (1.54 Å) P–O bond length. In the ninth P site, P is bonded to four O atoms to form PO4 tetrahedra that share a cornercorner with one NbO6 octahedra and corners with three FeO6 octahedra. The corner-sharing octahedra tilt angles range from 10–32°. There are a spread of P–O bond distances ranging from 1.52–1.57 Å. In the tenth P site, P is bonded to four O atoms to form PO4 tetrahedra that share a cornercorner with one NbO6 octahedra and corners with three FeO6 octahedra. The corner-sharing octahedra tilt angles range from 7–32°. There are a spread of P–O bond distances ranging from 1.53–1.56 Å. In the eleventh P site, P is bonded to four O atoms to form PO4 tetrahedra that share a cornercorner with one NbO6 octahedra and corners with three FeO6 octahedra. The corner-sharing octahedra tilt angles range from 16–32°. There is three shorter (1.53 Å) and one longer (1.57 Å) P–O bond length. In the twelfth P site, P is bonded to four O atoms to form PO4 tetrahedra that share corners with four FeO6 octahedra. The corner-sharing octahedra tilt angles range from 11–31°. There is one shorter (1.53 Å) and three longer (1.54 Å) P–O bond length. There are forty-eight inequivalent O sites. In the first O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the second O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the third O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the fourth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the fifth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the sixth O site, O is bonded in a distorted bent 150 degrees geometry to one Fe and one P atom. In the seventh O site, O is bonded in a linear geometry to one Fe and one P atom. In the eighth O site, O is bonded in a linear geometry to one Fe and one P atom. In the ninth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the tenth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the eleventh O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twelfth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the thirteenth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the fourteenth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the fifteenth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the sixteenth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the seventeenth O site, O is bonded in a linear geometry to one Fe and one P atom. In the eighteenth O site, O is bonded in a linear geometry to one Fe and one P atom. In the nineteenth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twentieth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-first O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-second O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-third O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-fourth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-fifth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-sixth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-seventh O site, O is bonded in a bent 150 degrees geometry to one Nb and one P atom. In the twenty-eighth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the twenty-ninth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the thirtieth O site, O is bonded in a distorted bent 150 degrees geometry to one Fe and one P atom. In the thirty-first O site, O is bonded in a linear geometry to one Fe and one P atom. In the thirty-second O site, O is bonded in a linear geometry to one Nb and one P atom. In the thirty-third O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the thirty-fourth O site, O is bonded in a bent 150 degrees geometry to one Nb and one P atom. In the thirty-fifth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the thirty-sixth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the thirty-seventh O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the thirty-eighth O site, O is bonded in a bent 150 degrees geometry to one Nb and one P atom. In the thirty-ninth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the fortieth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the forty-first O site, O is bonded in a linear geometry to one Fe and one P atom. In the forty-second O site, O is bonded in a linear geometry to one Fe and one P atom. In the forty-third O site, O is bonded in a bent 150 degrees geometry to one Nb and one P atom. In the forty-fourth O site, O is bonded in a distorted linear geometry to one Fe and one P atom. In the forty-fifth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the forty-sixth O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the forty-seventh O site, O is bonded in a bent 150 degrees geometry to one Fe and one P atom. In the forty-eighth O site, O is bonded in a bent 150 degrees geometry to one Nb and one P atom.