El shinawi

• Co-Fe-La-O-Sr
• Co-La-Ni-O-Sr
• Co-La-Mn-O-Sr
• Co-F-Fe-La-O-Sr
• Mn-O
• magnetic properties
• structural properties
• Moessbauer spectra
• magnetic susceptibility
• Curie-Weiss paramagnetism
• chalcogen
• transitional
• oxide
• disordered
• lanthanoid
• tetragonal
• trigonal
• cubic
• orthorhombic