Materials Data on Li4Nb2V3Co3O16 by Materials Project

Abstract

Li4Nb2V3Co3O16 is Hausmannite-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are four inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent NbO6 octahedra, corners with four CoO6 octahedra, and corners with five VO6 octahedra. The corner-sharing octahedra tilt angles range from 43–65°. There are a spread of Li–O bond distances ranging from 1.99–2.04 Å. In the second Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 tetrahedra that share a cornercorner with one CoO6 octahedra, corners with two VO6 octahedra, corners with three equivalent NbO6 octahedra, an edgeedge with one VO6 octahedra, and edges with two CoO6 octahedra. The corner-sharing octahedra tilt angles range from 53–67°. There are a spread of Li–O bond distances ranging from 1.87–1.99 Å. In the third Li1+ site, Li1+ is bonded to four O2- atoms to form distorted LiO4 tetrahedra that share a cornercorner with one VO6 octahedra, corners with two CoO6 octahedra, corners with three equivalent NbO6 octahedra, an edgeedge with one CoO6 octahedra, and edges with two VO6 octahedra. The corner-sharing octahedra tilt angles range from 57–68°. There are a spread of Li–O bond distances ranging from 1.87–2.01 Å. In the fourth Li1+ site, Li1+ is bonded to four O2- atoms to form LiO4 tetrahedra that share corners with three equivalent NbO6 octahedra, corners with four VO6 octahedra, and corners with five CoO6 octahedra. The corner-sharing octahedra tilt angles range from 49–65°. There are one shorter (1.99 Å) and three longer (2.01 Å) Li–O bond lengths. There are two inequivalent Nb5+ sites. In the first Nb5+ site, Nb5+ is bonded to six O2- atoms to form distorted NbO6 octahedra that share corners with two equivalent CoO6 octahedra, corners with four VO6 octahedra, corners with six LiO4 tetrahedra, an edgeedge with one VO6 octahedra, and edges with two CoO6 octahedra. The corner-sharing octahedra tilt angles range from 50–54°. There are a spread of Nb–O bond distances ranging from 1.90–2.28 Å. In the second Nb5+ site, Nb5+ is bonded to six O2- atoms to form distorted NbO6 octahedra that share corners with two equivalent VO6 octahedra, corners with four CoO6 octahedra, corners with six LiO4 tetrahedra, an edgeedge with one CoO6 octahedra, and edges with two VO6 octahedra. The corner-sharing octahedra tilt angles range from 51–54°. There are a spread of Nb–O bond distances ranging from 1.91–2.21 Å. There are three inequivalent V4+ sites. In the first V4+ site, V4+ is bonded to six O2- atoms to form distorted VO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one NbO6 octahedra, edges with four CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 51–52°. There are a spread of V–O bond distances ranging from 1.80–2.24 Å. In the second V4+ site, V4+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one NbO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 53–54°. There are a spread of V–O bond distances ranging from 1.95–2.16 Å. In the third V4+ site, V4+ is bonded to six O2- atoms to form VO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one NbO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 52–54°. There are a spread of V–O bond distances ranging from 1.88–2.23 Å. There are three inequivalent Co2+ sites. In the first Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one NbO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 52–53°. There are a spread of Co–O bond distances ranging from 2.03–2.21 Å. In the second Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one NbO6 octahedra, edges with two equivalent VO6 octahedra, edges with two equivalent CoO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 53–54°. There are a spread of Co–O bond distances ranging from 2.03–2.22 Å. In the third Co2+ site, Co2+ is bonded to six O2- atoms to form CoO6 octahedra that share corners with two equivalent NbO6 octahedra, corners with four LiO4 tetrahedra, an edgeedge with one NbO6 octahedra, edges with four VO6 octahedra, and an edgeedge with one LiO4 tetrahedra. The corner-sharing octahedra tilt angles range from 50–51°. There are a spread of Co–O bond distances ranging from 2.05–2.14 Å. There are sixteen inequivalent O2- sites. In the first O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Nb5+, one V4+, and one Co2+ atom. In the second O2- site, O2- is bonded to one Li1+, one Nb5+, and two Co2+ atoms to form corner-sharing OLiNbCo2 tetrahedra. In the third O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one V4+, and two Co2+ atoms. In the fourth O2- site, O2- is bonded to one Li1+, one V4+, and two Co2+ atoms to form corner-sharing OLiVCo2 tetrahedra. In the fifth O2- site, O2- is bonded to one Li1+, two V4+, and one Co2+ atom to form corner-sharing OLiV2Co tetrahedra. In the sixth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Nb5+, one V4+, and one Co2+ atom. In the seventh O2- site, O2- is bonded in a 4-coordinate geometry to one Li1+, one Nb5+, one V4+, and one Co2+ atom. In the eighth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Nb5+, one V4+, and one Co2+ atom. In the ninth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Nb5+, and two Co2+ atoms. In the tenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Nb5+, and two V4+ atoms. In the eleventh O2- site, O2- is bonded to one Li1+, one Nb5+, one V4+, and one Co2+ atom to form distorted OLiNbVCo tetrahedra that share corners with three OLiV2Co tetrahedra and an edgeedge with one OLiNbVCo tetrahedra. In the twelfth O2- site, O2- is bonded to one Li1+, one Nb5+, one V4+, and one Co2+ atom to form distorted OLiNbVCo tetrahedra that share corners with three OLiV2Co tetrahedra and an edgeedge with one OLiNbVCo tetrahedra. In the thirteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, two V4+, and one Co2+ atom. In the fourteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Nb5+, one V4+, and one Co2+ atom. In the fifteenth O2- site, O2- is bonded in a distorted rectangular see-saw-like geometry to one Li1+, one Nb5+, and two V4+ atoms. In the sixteenth O2- site, O2- is bonded in a rectangular see-saw-like geometry to one Li1+, one Nb5+, one V4+, and one Co2+ atom.