Chalcogen, Fe-O, Magnetic hysteresis, Orthorhombic

• Bi-Fe-La-O
• Bi-Fe-O-Ti
• Fe-La-O
• Bi-Co-Fe-O-Ti
• Bi-Fe-O-Sm
• coercive field
• remanent magnetization
• remanent magnetic moment
• remanent induction
• chalcogen
• transitional
• oxide
• disordered
• rare earth