DOE OSTI2020
V6O13 crystallizes in the monoclinic Pc space group. The structure is three-dimensional. there are six inequivalent V+4.33+ sites. In the first V+4.33+ site, V+4.33+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of V–O bond distances ranging from 1.68–2.29 Å. In the second V+4.33+ site, V+4.33+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of V–O bond distances ranging from 1.67–2.29 Å. In the third V+4.33+ site, V+4.33+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of V–O bond distances ranging from 1.70–2.22 Å. In the fourth V+4.33+ site, V+4.33+ is bonded in a 6-coordinate geometry to six O2- atoms. There are a spread of V–O bond distances ranging from 1.70–2.22 Å. In the fifth V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form a mixture of edge and corner-sharing VO6 octahedra. The corner-sharing octahedra tilt angles range from 3–18°. There are a spread of V–O bond distances ranging from 1.78–2.03 Å. In the sixth V+4.33+ site, V+4.33+ is bonded to six O2- atoms to form a mixture of distorted edge and corner-sharing VO6 octahedra. The corner-sharing octahedra tilt angles range from 3–31°. There are a spread of V–O bond distances ranging from 1.72–2.21 Å. There are thirteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a linear geometry to two V+4.33+ atoms. In the second O2- site, O2- is bonded in a linear geometry to two V+4.33+ atoms. In the third O2- site, O2- is bonded in a 2-coordinate geometry to three V+4.33+ atoms. In the fourth O2- site, O2- is bonded in a distorted trigonal non-coplanar geometry to three V+4.33+ atoms. In the fifth O2- site, O2- is bonded in a distorted T-shaped geometry to three V+4.33+ atoms. In the sixth O2- site, O2- is bonded to four V+4.33+ atoms to form a mixture of distorted edge and corner-sharing OV4 tetrahedra. In the seventh O2- site, O2- is bonded in a linear geometry to two V+4.33+ atoms. In the eighth O2- site, O2- is bonded in a linear geometry to two V+4.33+ atoms. In the ninth O2- site, O2- is bonded in a linear geometry to two V+4.33+ atoms. In the tenth O2- site, O2- is bonded in a 3-coordinate geometry to three V+4.33+ atoms. In the eleventh O2- site, O2- is bonded in a distorted T-shaped geometry to three V+4.33+ atoms. In the twelfth O2- site, O2- is bonded in a distorted T-shaped geometry to three V+4.33+ atoms. In the thirteenth O2- site, O2- is bonded to four V+4.33+ atoms to form a mixture of distorted edge and corner-sharing OV4 tetrahedra.