Alkaline, Oxide, Antipov, Orthorhombic

• Ba-Fe-O-Pb
• Ba-Fe-O-Pb-Ti
• Ba-Bi-Fe-O-Pb-Ti
• Ba-Fe-O-Pb-Sn
• K-O-Sr-V
• magnetic properties
• structural properties
• Moessbauer spectra
• electronic and electrical properties
• quadrupole splitting
• chalcogen
• oxide
• alkaline
• transitional
• disordered