Alkaline, Chalcogen, Antipov, Orthorhombic

• Ba-Fe-O-Pb
• Ba-Fe-O-Pb-Ti
• Ba-Bi-Fe-O-Pb-Ti
• Ga-Mn-O-Sr
• Ba-Fe-O-Pb-Sn
• magnetic properties
• structural properties
• electronic and electrical properties
• valence or charge transfer
• Moessbauer spectra
• alkaline
• chalcogen
• transitional
• oxide
• disordered