DOI: 10.17188/1300358
title: Materials Data on Li4Co7O16 by Materials Project

description: Li4Co7O16 is beta indium sulfide-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are eight inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 53–70°. There are a spread of Li–O bond distances ranging from 1.93–2.01 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share a cornercorner with one LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 52–70°. There are a spread of Li–O bond distances ranging from 1.92–1.98 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share a cornercorner with one LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 52–70°. There are a spread of Li–O bond distances ranging from 1.92–1.98 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 53–70°. There are a spread of Li–O bond distances ranging from 1.93–2.01 Å. In the fifth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, and edges with six CoO6 octahedra. There are a spread of Li–O bond distances ranging from 2.07–2.16 Å. In the sixth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 52–70°. There are a spread of Li–O bond distances ranging from 1.94–1.98 Å. In the seventh Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with two LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 52–71°. There are a spread of Li–O bond distances ranging from 1.94–1.98 Å. In the eighth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, and edges with six CoO6 octahedra. There are a spread of Li–O bond distances ranging from 2.07–2.16 Å. There are fourteen inequivalent Co4+ sites. In the first Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.79–1.92 Å. In the second Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.80–1.91 Å. In the third Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two CoO4 tetrahedra, corners with four LiO4 tetrahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.79–1.94 Å. In the fourth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two CoO4 tetrahedra, corners with four LiO4 tetrahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.79–1.94 Å. In the fifth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.80–1.91 Å. In the sixth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.79–1.92 Å. In the seventh Co4+ site, Co4+ is bonded to four O2- atoms to form CoO4 tetrahedra that share a cornercorner with one LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 52–66°. There are a spread of Co–O bond distances ranging from 1.81–1.94 Å. In the eighth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two CoO4 tetrahedra, corners with four LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.78–1.94 Å. In the ninth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two CoO4 tetrahedra, corners with four LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.78–1.95 Å. In the tenth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, edges with two LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.81–1.93 Å. In the eleventh Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share a cornercorner with one CoO4 tetrahedra, corners with five LiO4 tetrahedra, edges with two LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.81–1.93 Å. In the twelfth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two CoO4 tetrahedra, corners with four LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.78–1.95 Å. In the thirteenth Co4+ site, Co4+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two CoO4 tetrahedra, corners with four LiO4 tetrahedra, an edgeedge with one LiO6 octahedra, and edges with four CoO6 octahedra. There are a spread of Co–O bond distances ranging from 1.78–1.94 Å. In the fourteenth Co4+ site, Co4+ is bonded to four O2- atoms to form CoO4 tetrahedra that share a cornercorner with one LiO6 octahedra and corners with nine CoO6 octahedra. The corner-sharing octahedra tilt angles range from 52–66°. There are a spread of Co–O bond distances ranging from 1.81–1.94 Å. There are thirty-two inequivalent O2- sites. In the first O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the second O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the third O2- site, O2- is bonded to one Li1+ and three Co4+ atoms to form distorted OLiCo3 trigonal pyramids that share corners with two OLiCo3 tetrahedra, corners with four OLi2Co2 trigonal pyramids, and edges with three OLi2Co2 trigonal pyramids. In the fourth O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form a mixture of distorted edge and corner-sharing OLi2Co2 trigonal pyramids. In the fifth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Co4+ atoms. In the sixth O2- site, O2- is bonded to one Li1+ and three Co4+ atoms to form distorted corner-sharing OLiCo3 tetrahedra. In the seventh O2- site, O2- is bonded in a trigonal planar geometry to three Co4+ atoms. In the eighth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the ninth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the tenth O2- site, O2- is bonded in a trigonal planar geometry to three Co4+ atoms. In the eleventh O2- site, O2- is bonded to one Li1+ and three Co4+ atoms to form distorted corner-sharing OLiCo3 tetrahedra. In the twelfth O2- site, O2- is bonded in a distorted trigonal planar geometry to three Co4+ atoms. In the thirteenth O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share corners with two OLiCo3 tetrahedra, corners with three OLi2Co2 trigonal pyramids, and edges with three OLiCo3 trigonal pyramids. In the fourteenth O2- site, O2- is bonded to one Li1+ and three Co4+ atoms to form distorted OLiCo3 trigonal pyramids that share corners with two OLiCo3 tetrahedra, corners with four OLi2Co2 trigonal pyramids, and edges with three OLi2Co2 trigonal pyramids. In the fifteenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the sixteenth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the seventeenth O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra, corners with seven OLiCo3 trigonal pyramids, and edges with three OLi2Co2 trigonal pyramids. In the eighteenth O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra, corners with seven OLi2Co2 trigonal pyramids, and edges with three OLi2Co2 trigonal pyramids. In the nineteenth O2- site, O2- is bonded to one Li1+ and three Co4+ atoms to form distorted OLiCo3 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra and corners with six OLi2Co2 trigonal pyramids. In the twentieth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the twenty-first O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra, corners with eight OLiCo3 trigonal pyramids, and edges with two OCo4 trigonal pyramids. In the twenty-second O2- site, O2- is bonded to four Co4+ atoms to form distorted OCo4 trigonal pyramids that share corners with five OLiCo3 trigonal pyramids and edges with two OLi2Co2 trigonal pyramids. In the twenty-third O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra, corners with eight OLi2Co2 trigonal pyramids, and edges with two OCo4 trigonal pyramids. In the twenty-fourth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Co4+ atoms. In the twenty-fifth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+ and three Co4+ atoms. In the twenty-sixth O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra, corners with eight OLiCo3 trigonal pyramids, and edges with two OLi2Co2 trigonal pyramids. In the twenty-seventh O2- site, O2- is bonded to four Co4+ atoms to form distorted OCo4 trigonal pyramids that share corners with five OLiCo3 trigonal pyramids and edges with two OLi2Co2 trigonal pyramids. In the twenty-eighth O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra, corners with eight OLi2Co2 trigonal pyramids, and edges with two OCo4 trigonal pyramids. In the twenty-ninth O2- site, O2- is bonded in a trigonal planar geometry to one Li1+ and two Co4+ atoms. In the thirtieth O2- site, O2- is bonded to one Li1+ and three Co4+ atoms to form distorted OLiCo3 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra and corners with six OLi2Co2 trigonal pyramids. In the thirty-first O2- site, O2- is bonded to two Li1+ and two Co4+ atoms to form distorted OLi2Co2 trigonal pyramids that share a cornercorner with one OLiCo3 tetrahedra, corners with seven OLi2Co2 trigonal pyramids,