Chalcogen, Khan, Magnetic hysteresis

• Fe-Gd-Li-Mg-O
• Ba-Ca-Fe-O-Tb-Zn
• Ba-Ca-Fe-O
• Ba-Co-Fe-O
• Co-Fe-Mg-Ni-O
• coercive field
• remanent magnetization
• remanent induction
• chalcogen
• oxide
• transitional
• disordered
• alkaline
• cubic
• hexagonal
• trigonal
• orthorhombic