Antiferroelectric, Disordered, Trigonal

• Bi-Fe-O
• Bi-Na-O-Ti
• Bi-K-Na-O-Ti
• Bi-Fe-O-Y
• B-Fe-Gd-O
• electronic and electrical properties
• magnetic properties
• structural properties
• permittivity (dielectric constant)
• optical properties
• antiferroelectric
• disordered
• chalcogen
• transitional
• ferroelectric