Marrec

• Mg-Nb-O-Pb
• Mg-Nb-O-Pb-Ti
• O-Pb-Ti
• electronic and electrical properties
• permittivity (dielectric constant)
• dielectric loss tangent
• structural transitions
• phase transitions
• transitional
• ferroelectric
• chalcogen
• nonmetal
• alkaline
• tetragonal
• cubic
• monoclinic