Bi-Fe-O, Ferroelectric, Magnetic properties, Truncated hexagonal pyramid 9-vertex

• Bi-Fe-La-O
• Bi-Fe-O-Sm
• Bi-Fe-O-Sr
• Ba-Bi-Fe-O-Ti
• magnetization
• values of magnetization
• magnetic hysteresis
• magnetic transitions
• disordered
• ferroelectric
• antiferromagnetic
• chalcogen
• pnictogen
• trigonal
• orthorhombic