Sr5Fe2(Fe0.2Bi0.8)O10 tI40 139

• Bi-Cr-O-Sr
• Bi-Co-Fe-O-Sr
• Bi-Fe-Mn-O-Sr
• Bi-Cr-Fe-O-Sr
• Bi-Fe-O-Sr
• magnetic properties
• electronic and electrical properties
• valence or charge transfer
• structural properties
• magnetic susceptibility
• transitional
• chalcogen
• alkaline
• pnictogen
• disordered
• tetragonal