Bi-O, Bi-x polyhedra, Magnetic hysteresis

• Bi-Fe-O
• Bi-Fe-O-Sm
• Bi-Mn-O
• Bi-Fe-La-O
• Bi-Fe-O-Sr
• coercive field
• remanent magnetization
• remanent magnetic moment
• pnictogen
• transitional
• chalcogen
• disordered
• oxide
• trigonal
• orthorhombic
• monoclinic
• cubic
• tetragonal