Mg-Nb-O-Pb-Ti, Monoclinic, Nb-x polyhedra, Oxide

• Bi-Mg-Nb-O-Pb-Sc-Ti
• electronic and electrical properties
• permittivity (dielectric constant)
• phase transitions
• structural transitions
• temperature for structural transition
• oxide
• disordered
• alkaline
• chalcogen
• transitional