DOI: 10.17188/1747597
title: Materials Data on Li2VNiO4 by Materials Project

description: Li2VNiO4 is beta Polonium-derived structured and crystallizes in the triclinic P1 space group. The structure is three-dimensional. there are six inequivalent Li1+ sites. In the first Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NiO6 octahedra, corners with four VO6 octahedra, edges with two equivalent VO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. There are a spread of Li–O bond distances ranging from 2.09–2.22 Å. In the second Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with three VO6 octahedra, corners with three NiO6 octahedra, edges with three VO6 octahedra, edges with three NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–11°. There are a spread of Li–O bond distances ranging from 2.08–2.24 Å. In the third Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two VO6 octahedra, corners with four NiO6 octahedra, edges with two equivalent NiO6 octahedra, edges with four VO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–10°. There are a spread of Li–O bond distances ranging from 2.07–2.19 Å. In the fourth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two NiO6 octahedra, corners with four VO6 octahedra, edges with two equivalent VO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. There are a spread of Li–O bond distances ranging from 2.09–2.23 Å. In the fifth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with two VO6 octahedra, corners with four NiO6 octahedra, edges with two equivalent NiO6 octahedra, edges with four VO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–10°. There are a spread of Li–O bond distances ranging from 2.07–2.20 Å. In the sixth Li1+ site, Li1+ is bonded to six O2- atoms to form LiO6 octahedra that share corners with three VO6 octahedra, corners with three NiO6 octahedra, edges with three VO6 octahedra, edges with three NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 0–11°. There are a spread of Li–O bond distances ranging from 2.08–2.24 Å. There are three inequivalent V4+ sites. In the first V4+ site, V4+ is bonded to six O2- atoms to form VO6 octahedra that share corners with six LiO6 octahedra, edges with two VO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. There are a spread of V–O bond distances ranging from 1.89–2.04 Å. In the second V4+ site, V4+ is bonded to six O2- atoms to form VO6 octahedra that share corners with six LiO6 octahedra, edges with two VO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–6°. There are a spread of V–O bond distances ranging from 1.89–2.04 Å. In the third V4+ site, V4+ is bonded to six O2- atoms to form VO6 octahedra that share corners with six LiO6 octahedra, edges with two VO6 octahedra, edges with four NiO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 1–8°. There are a spread of V–O bond distances ranging from 1.91–2.02 Å. There are three inequivalent Ni2+ sites. In the first Ni2+ site, Ni2+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with six LiO6 octahedra, edges with two NiO6 octahedra, edges with four VO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 7–11°. There are a spread of Ni–O bond distances ranging from 2.07–2.12 Å. In the second Ni2+ site, Ni2+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with six LiO6 octahedra, edges with two NiO6 octahedra, edges with four VO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 7–11°. There are a spread of Ni–O bond distances ranging from 2.06–2.12 Å. In the third Ni2+ site, Ni2+ is bonded to six O2- atoms to form NiO6 octahedra that share corners with six LiO6 octahedra, edges with two NiO6 octahedra, edges with four VO6 octahedra, and edges with six LiO6 octahedra. The corner-sharing octahedra tilt angles range from 6–10°. There are a spread of Ni–O bond distances ranging from 2.08–2.10 Å. There are twelve inequivalent O2- sites. In the first O2- site, O2- is bonded to three Li1+, two V4+, and one Ni2+ atom to form a mixture of edge and corner-sharing OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 2–7°. In the second O2- site, O2- is bonded to three Li1+, one V4+, and two Ni2+ atoms to form OLi3VNi2 octahedra that share corners with six OLi3VNi2 octahedra and edges with twelve OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 2–6°. In the third O2- site, O2- is bonded to three Li1+, two V4+, and one Ni2+ atom to form OLi3V2Ni octahedra that share corners with six OLi3VNi2 octahedra and edges with twelve OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 0–6°. In the fourth O2- site, O2- is bonded to three Li1+, one V4+, and two Ni2+ atoms to form OLi3VNi2 octahedra that share corners with six OLi3VNi2 octahedra and edges with twelve OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 0–6°. In the fifth O2- site, O2- is bonded to three Li1+, two V4+, and one Ni2+ atom to form OLi3V2Ni octahedra that share corners with six OLi3VNi2 octahedra and edges with twelve OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 0–8°. In the sixth O2- site, O2- is bonded to three Li1+, one V4+, and two Ni2+ atoms to form OLi3VNi2 octahedra that share corners with six OLi3VNi2 octahedra and edges with twelve OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 0–8°. In the seventh O2- site, O2- is bonded to three Li1+, one V4+, and two Ni2+ atoms to form a mixture of edge and corner-sharing OLi3VNi2 octahedra. The corner-sharing octahedra tilt angles range from 2–6°. In the eighth O2- site, O2- is bonded to three Li1+, two V4+, and one Ni2+ atom to form a mixture of edge and corner-sharing OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 2–7°. In the ninth O2- site, O2- is bonded to three Li1+, one V4+, and two Ni2+ atoms to form OLi3VNi2 octahedra that share corners with six OLi3V2Ni octahedra and edges with twelve OLi3VNi2 octahedra. The corner-sharing octahedra tilt angles range from 0–8°. In the tenth O2- site, O2- is bonded to three Li1+, two V4+, and one Ni2+ atom to form a mixture of edge and corner-sharing OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 0–8°. In the eleventh O2- site, O2- is bonded to three Li1+, one V4+, and two Ni2+ atoms to form OLi3VNi2 octahedra that share corners with six OLi3V2Ni octahedra and edges with twelve OLi3VNi2 octahedra. The corner-sharing octahedra tilt angles range from 0–6°. In the twelfth O2- site, O2- is bonded to three Li1+, two V4+, and one Ni2+ atom to form a mixture of edge and corner-sharing OLi3V2Ni octahedra. The corner-sharing octahedra tilt angles range from 0–6°.