Antiferroelectric, Chalcogen, Electrical conductivity

• Bi-Fe-O
• Ba-Cu-O-Y
• Co-Fe-O
• Cu-La-O
• Na-Nb-O
• antiferroelectric
• chalcogen
• transitional
• oxide
• disordered
• orthorhombic
• tetragonal
• trigonal
• monoclinic
• cubic