V(Ta)N(C) is alpha Po-derived structured and crystallizes in the trigonal R3m space group. Ta(1) is bonded to three equivalent C(1) and three equivalent N(1) atoms to form TaC3N3 octahedra that share corners with six equivalent V(1)C3N3 octahedra, edges with six equivalent Ta(1)C3N3 octahedra, and edges with six equivalent V(1)C3N3 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. V(1) is bonded to three equivalent C(1) and three equivalent N(1) atoms to form VC3N3 octahedra that share corners with six equivalent Ta(1)C3N3 octahedra, edges with six equivalent Ta(1)C3N3 octahedra, and edges with six equivalent V(1)C3N3 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. C(1) is bonded to three equivalent Ta(1) and three equivalent V(1) atoms to form CTa3V3 octahedra that share corners with six equivalent N(1)Ta3V3 octahedra, edges with six equivalent C(1)Ta3V3 octahedra, and edges with six equivalent N(1)Ta3V3 octahedra. The corner-sharing octahedral tilt angles range from 1-8°. N(1) is bonded to three equivalent Ta(1) and three equivalent V(1) atoms to form NTa3V3 octahedra that share corners with six equivalent C(1)Ta3V3 octahedra, edges with six equivalent C(1)Ta3V3 octahedra, and edges with six equivalent N(1)Ta3V3 octahedra. The corner-sharing octahedral tilt angles range from 1-8°.
V(Ta)N(C) is alpha Po-derived structured and crystallizes in the trigonal R3m space group. Ta(1) is bonded to three equivalent C(1) and three equivalent N(1) atoms to form TaC3N3 octahedra that share corners with six equivalent V(1)C3N3 octahedra, edges with six equivalent Ta(1)C3N3 octahedra, and edges with six equivalent V(1)C3N3 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. All Ta(1)-C(1) bond lengths are 2.18 Å. All Ta(1)-N(1) bond lengths are 2.21 Å. V(1) is bonded to three equivalent C(1) and three equivalent N(1) atoms to form VC3N3 octahedra that share corners with six equivalent Ta(1)C3N3 octahedra, edges with six equivalent Ta(1)C3N3 octahedra, and edges with six equivalent V(1)C3N3 octahedra. The corner-sharing octahedral tilt angles range from 1-5°. All V(1)-C(1) bond lengths are 2.05 Å. All V(1)-N(1) bond lengths are 2.24 Å. C(1) is bonded to three equivalent Ta(1) and three equivalent V(1) atoms to form CTa3V3 octahedra that share corners with six equivalent N(1)Ta3V3 octahedra, edges with six equivalent C(1)Ta3V3 octahedra, and edges with six equivalent N(1)Ta3V3 octahedra. The corner-sharing octahedral tilt angles range from 1-8°. N(1) is bonded to three equivalent Ta(1) and three equivalent V(1) atoms to form NTa3V3 octahedra that share corners with six equivalent C(1)Ta3V3 octahedra, edges with six equivalent C(1)Ta3V3 octahedra, and edges with six equivalent N(1)Ta3V3 octahedra. The corner-sharing octahedral tilt angles range from 1-8°.