Electronic and electrical properties, Ferroelectric, Transitional, Orthorhombic

• La-Mn-O
• Mn-O-Tb
• Ba-Cu-O-Pr
• Bi-O-Sr-Ta
• K-Na-Nb-O
• permittivity (dielectric constant)
• conductivity or resistivity
• ferroelectric transitions
• electric polarization
• ferroelectric
• transitional
• chalcogen
• nonmetal
• oxide