Electronic and electrical properties, Ferrielectric, Quaternary, Tetragonal

• Ba-O-Sr-Ti
• Bi-Na-O-Ti
• Bi-Ge-O-V
• Ba-Br-F-I
• permittivity (dielectric constant)
• electric polarization
• ferroelectric transitions
• dielectric loss tangent
• disordered
• quaternary
• ferrielectric
• chalcogen
• transitional