DOI: 10.17188/1284528
title: Materials Data on Co7(RuO6)2 by Materials Project

description: Co7(RuO6)2 is Spinel-like structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent Ru5+ sites. In the first Ru5+ site, Ru5+ is bonded to six O2- atoms to form RuO6 octahedra that share corners with six CoO4 tetrahedra, an edgeedge with one RuO6 octahedra, and edges with five CoO6 octahedra. There are a spread of Ru–O bond distances ranging from 1.97–2.08 Å. In the second Ru5+ site, Ru5+ is bonded to six O2- atoms to form RuO6 octahedra that share corners with six CoO4 tetrahedra, an edgeedge with one RuO6 octahedra, and edges with five CoO6 octahedra. There are a spread of Ru–O bond distances ranging from 2.00–2.07 Å. In the third Ru5+ site, Ru5+ is bonded to six O2- atoms to form RuO6 octahedra that share corners with six CoO4 tetrahedra, an edgeedge with one RuO6 octahedra, and edges with five CoO6 octahedra. There are a spread of Ru–O bond distances ranging from 1.98–2.06 Å. In the fourth Ru5+ site, Ru5+ is bonded to six O2- atoms to form RuO6 octahedra that share corners with six CoO4 tetrahedra, an edgeedge with one RuO6 octahedra, and edges with five CoO6 octahedra. There are a spread of Ru–O bond distances ranging from 2.00–2.04 Å. There are fourteen inequivalent Co2+ sites. In the first Co2+ site, Co2+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with four RuO6 octahedra and corners with eight CoO6 octahedra. The corner-sharing octahedra tilt angles range from 48–64°. There are a spread of Co–O bond distances ranging from 1.94–2.03 Å. In the second Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with three RuO6 octahedra, and edges with three CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.93–2.00 Å. In the third Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with three RuO6 octahedra, and edges with three CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.92–1.99 Å. In the fourth Co2+ site, Co2+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with four RuO6 octahedra and corners with eight CoO6 octahedra. The corner-sharing octahedra tilt angles range from 46–65°. There are a spread of Co–O bond distances ranging from 1.95–2.04 Å. In the fifth Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with three RuO6 octahedra, and edges with three CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.93–1.99 Å. In the sixth Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with two RuO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 2.00–2.15 Å. In the seventh Co2+ site, Co2+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with four RuO6 octahedra and corners with eight CoO6 octahedra. The corner-sharing octahedra tilt angles range from 52–64°. There is two shorter (1.95 Å) and two longer (1.98 Å) Co–O bond length. In the eighth Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with two RuO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.94–1.97 Å. In the ninth Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with three RuO6 octahedra, and edges with three CoO6 octahedra. There are a spread of Co–O bond distances ranging from 2.05–2.16 Å. In the tenth Co2+ site, Co2+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with four RuO6 octahedra and corners with eight CoO6 octahedra. The corner-sharing octahedra tilt angles range from 50–67°. There are a spread of Co–O bond distances ranging from 1.95–1.99 Å. In the eleventh Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with two RuO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 2.01–2.11 Å. In the twelfth Co2+ site, Co2+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with four RuO6 octahedra and corners with eight CoO6 octahedra. The corner-sharing octahedra tilt angles range from 48–65°. There are a spread of Co–O bond distances ranging from 1.94–2.03 Å. In the thirteenth Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with six CoO4 tetrahedra, edges with two RuO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 2.03–2.13 Å. In the fourteenth Co2+ site, Co2+ is bonded to four O2- atoms to form CoO4 tetrahedra that share corners with four RuO6 octahedra and corners with eight CoO6 octahedra. The corner-sharing octahedra tilt angles range from 55–66°. There are a spread of Co–O bond distances ranging from 1.96–2.00 Å. There are twenty-four inequivalent O2- sites. In the first O2- site, O2- is bonded to four Co2+ atoms to form distorted corner-sharing OCo4 trigonal pyramids. In the second O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Ru5+ and two Co2+ atoms. In the third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the fourth O2- site, O2- is bonded to one Ru5+ and three Co2+ atoms to form distorted OCo3Ru trigonal pyramids that share a cornercorner with one OCo4 tetrahedra, corners with four OCo4 trigonal pyramids, and an edgeedge with one OCo3Ru trigonal pyramid. In the fifth O2- site, O2- is bonded to one Ru5+ and three Co2+ atoms to form distorted OCo3Ru trigonal pyramids that share a cornercorner with one OCo4 tetrahedra, corners with three OCo4 trigonal pyramids, and an edgeedge with one OCo3Ru trigonal pyramid. In the sixth O2- site, O2- is bonded to four Co2+ atoms to form a mixture of distorted edge and corner-sharing OCo4 tetrahedra. In the seventh O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the ninth O2- site, O2- is bonded to one Ru5+ and three Co2+ atoms to form distorted OCo3Ru trigonal pyramids that share corners with three OCo3Ru trigonal pyramids, an edgeedge with one OCo4 tetrahedra, and an edgeedge with one OCo3Ru trigonal pyramid. In the tenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the eleventh O2- site, O2- is bonded in a rectangular see-saw-like geometry to four Co2+ atoms. In the twelfth O2- site, O2- is bonded to one Ru5+ and three Co2+ atoms to form distorted OCo3Ru trigonal pyramids that share a cornercorner with one OCo4 tetrahedra, a cornercorner with one OCo3Ru trigonal pyramid, an edgeedge with one OCo4 tetrahedra, and an edgeedge with one OCo3Ru trigonal pyramid. In the thirteenth O2- site, O2- is bonded to one Ru5+ and three Co2+ atoms to form distorted corner-sharing OCo3Ru trigonal pyramids. In the fourteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the fifteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Ru5+ and two Co2+ atoms. In the sixteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the seventeenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the eighteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the nineteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to two Ru5+ and two Co2+ atoms. In the twentieth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the twenty-first O2- site, O2- is bonded to four Co2+ atoms to form distorted corner-sharing OCo4 trigonal pyramids. In the twenty-second O2- site, O2- is bonded in a rectangular see-saw-like geometry to two Ru5+ and two Co2+ atoms. In the twenty-third O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms. In the twenty-fourth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Ru5+ and three Co2+ atoms.