Alkaline, Disordered, Antipov, Orthorhombic

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