Bi-Fe-O, Orthorhombic, Pnictogen, Spectra

• Bi-Fe-O-Ti
• Bi-Fe-O-Sr
• Bi-Ca-Fe-O
• Bi-Fe-La-O
• magnetic properties
• Moessbauer spectra
• optical properties
• phonons
• isomer shift
• pnictogen
• transitional
• chalcogen
• disordered
• oxide