Nb-x polyhedra, Oxide, Transitional

• Li-Nb-O
• Nb-O
• Na-Nb-O
• Mg-Nb-O-Pb-Ti
• Fe-Nb-O-Pb
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• phase transitions
• permittivity (dielectric constant)
• oxide
• transitional
• chalcogen
• disordered
• cubic
• orthorhombic
• tetragonal
• monoclinic
• trigonal