Bi-Fe-O, Ferroelectric, Magnetic properties, R3c

• Bi-Fe-La-O
• Bi-Fe-Mn-O
• Bi-Ca-Fe-O
• Bi-Fe-O-Sm
• magnetization
• magnetic hysteresis
• values of magnetization
• coercive field
• transitional
• ferroelectric
• pnictogen
• chalcogen
• disordered
• trigonal