Antiferroelectric, Ba-Bi-Na-O-Ti, Trigonal

• Ba-Bi-Mn-Na-O-Ti
• Ba-Bi-Na-O-Sr-Ti
• Ba-Bi-Er-Na-O-Ti
• electronic and electrical properties
• permittivity (dielectric constant)
• phase transitions
• structural transitions
• ferroelectric transitions
• alkali
• antiferroelectric
• alkaline
• chalcogen
• ferroelectric