DOI: 10.17188/1287083
title: Materials Data on V9O17 by Materials Project

description: V9O17 is zeta iron carbide-like structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eighteen inequivalent V+3.78+ sites. In the first V+3.78+ site, V+3.78+ 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 42–54°. There are a spread of V–O bond distances ranging from 1.99–2.10 Å. In the second V+3.78+ site, V+3.78+ 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 46–53°. There are a spread of V–O bond distances ranging from 1.90–2.09 Å. In the third V+3.78+ site, V+3.78+ 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 42–64°. There are a spread of V–O bond distances ranging from 1.79–2.18 Å. In the fourth V+3.78+ site, V+3.78+ 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 44–61°. There are a spread of V–O bond distances ranging from 1.93–2.14 Å. In the fifth V+3.78+ site, V+3.78+ 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 44–57°. There are a spread of V–O bond distances ranging from 1.83–2.04 Å. In the sixth V+3.78+ site, V+3.78+ 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 44–54°. There are a spread of V–O bond distances ranging from 1.85–2.05 Å. In the seventh V+3.78+ site, V+3.78+ 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 44–54°. There are a spread of V–O bond distances ranging from 1.87–2.10 Å. In the eighth V+3.78+ site, V+3.78+ 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 44–51°. There are a spread of V–O bond distances ranging from 1.88–2.02 Å. In the ninth V+3.78+ site, V+3.78+ 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 46–61°. There are a spread of V–O bond distances ranging from 1.81–2.16 Å. In the tenth V+3.78+ site, V+3.78+ 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 40–64°. There are a spread of V–O bond distances ranging from 1.76–2.24 Å. In the eleventh V+3.78+ site, V+3.78+ is bonded to six O2- atoms to form a mixture of distorted edge, face, and corner-sharing VO6 octahedra. The corner-sharing octahedra tilt angles range from 44–55°. There are a spread of V–O bond distances ranging from 1.75–2.17 Å. In the twelfth V+3.78+ site, V+3.78+ is bonded to six O2- atoms to form a mixture of distorted edge, face, and corner-sharing VO6 octahedra. The corner-sharing octahedra tilt angles range from 47–56°. There are a spread of V–O bond distances ranging from 1.85–2.17 Å. In the thirteenth V+3.78+ site, V+3.78+ 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 44–53°. There are a spread of V–O bond distances ranging from 1.86–2.08 Å. In the fourteenth V+3.78+ site, V+3.78+ 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 42–53°. There are a spread of V–O bond distances ranging from 1.89–2.02 Å. In the fifteenth V+3.78+ site, V+3.78+ is bonded to six O2- atoms to form a mixture of distorted edge, face, and corner-sharing VO6 octahedra. The corner-sharing octahedra tilt angles range from 40–55°. There are a spread of V–O bond distances ranging from 1.75–2.13 Å. In the sixteenth V+3.78+ site, V+3.78+ is bonded to six O2- atoms to form a mixture of distorted edge, face, and corner-sharing VO6 octahedra. The corner-sharing octahedra tilt angles range from 43–56°. There are a spread of V–O bond distances ranging from 1.87–2.11 Å. In the seventeenth V+3.78+ site, V+3.78+ 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 46–54°. There are a spread of V–O bond distances ranging from 2.02–2.05 Å. In the eighteenth V+3.78+ site, V+3.78+ 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 42–54°. There are a spread of V–O bond distances ranging from 1.88–2.03 Å. There are thirty-four inequivalent O2- sites. In the first O2- site, O2- is bonded to four V+3.78+ atoms to form distorted edge-sharing OV4 trigonal pyramids. In the second O2- site, O2- is bonded to four V+3.78+ atoms to form distorted edge-sharing OV4 trigonal pyramids. In the third O2- site, O2- is bonded in a 3-coordinate geometry to three V+3.78+ atoms. In the fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the sixth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the seventh O2- site, O2- is bonded to four V+3.78+ atoms to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the eighth O2- site, O2- is bonded to four V+3.78+ atoms to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the ninth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the tenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the eleventh O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the twelfth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the thirteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the fourteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the fifteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the sixteenth O2- site, O2- is bonded in a 3-coordinate geometry to three V+3.78+ atoms. In the seventeenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the eighteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the nineteenth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the twentieth O2- site, O2- is bonded in a trigonal planar geometry to three V+3.78+ atoms. In the twenty-first O2- site, O2- is bonded to four V+3.78+ atoms to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the twenty-second O2- site, O2- is bonded to four V+3.78+ atoms to form a mixture of distorted edge and corner-sharing OV4 trigonal pyramids. In the twenty-third O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the twenty-fourth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the twenty-fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the twenty-sixth O2- site, O2- is bonded in a 3-coordinate geometry to three V+3.78+ atoms. In the twenty-seventh O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the twenty-eighth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the twenty-ninth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the thirtieth O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the thirty-first O2- site, O2- is bonded in a trigonal planar geometry to three V+3.78+ atoms. In the thirty-second O2- site, O2- is bonded in a distorted trigonal planar geometry to three V+3.78+ atoms. In the thirty-third O2- site, O2- is bonded in a trigonal planar geometry to three V+3.78+ atoms. In the thirty-fourth O2- site, O2- is bonded in a trigonal planar geometry to three V+3.78+ atoms.