Alkaline, Co-Fe-O-Sr, Magnetic properties, Trigonal

• Co-Fe-La-O-Sr
• Co-Fe-Mn-O-Sr-Tb
• Ba-Co-Fe-O-Sr-Zn
• Co-F-Fe-La-O-Sr
• magnetization
• magnetic hysteresis
• Moessbauer spectra
• magnetic transitions
• coercive field
• transitional
• chalcogen
• alkaline
• oxide
• disordered