BaFe12O19 hP66 194, Fe-O-Sr

• Co-Fe-La-O-Sr
• Ba-Fe-O-Sr
• Fe-La-O-Sr
• Fe-Ga-O-Sr
• magnetic properties
• Moessbauer spectra
• structural properties
• magnetic hysteresis
• magnetization
• transitional
• chalcogen
• alkaline
• magnetoplumbite
• disordered
• hexagonal