Antiferroelectric, Disordered, Structural properties, Trigonal

• Bi-Fe-O
• Bi-K-Na-O-Ti
• Al-O-Pr
• Bi-Fe-O-Y
• Al-B-Bi-Fe-O-Sm
• mechanical properties
• compressibility
• disordered
• chalcogen
• antiferroelectric
• ferroelectric