Electronic and electrical properties, Nonmetal, Transitional, Pb

• Mg-Nb-O-Pb-Ti
• O-Pb-Ti-Zr
• La-O-Pb-Ti-Zr
• O-Pb-Zr
• Nb-O-Pb-Ti-Zn
• permittivity (dielectric constant)
• ferroelectric transitions
• conductivity or resistivity
• dielectric loss tangent
• nonmetal
• transitional
• chalcogen
• ferroelectric
• oxide
• tetragonal
• cubic
• orthorhombic
• trigonal
• monoclinic