Mg-Nb-O-Pb, Nb-x polyhedra, Transitional

• Mg-Nb-O-Pb-Ti
• Mg-Nb-O-Pb-Zr
• Cd-Mg-Nb-O-Pb
• Bi-Mg-Nb-O-Pb
• electronic and electrical properties
• structural properties
• permittivity (dielectric constant)
• phase transitions
• thermal and thermodynamic properties
• transitional
• disordered
• alkaline
• chalcogen
• nonmetal
• cubic
• tetragonal
• monoclinic
• trigonal
• orthorhombic