Conductor, Oxide, Fe-O, Moessbauer spectra, Trigonal

• Bi-Fe-O
• Fe-La-O-Sr
• Ba-Co-Fe-O
• Cu-Fe-O
• values of Moessbauer spectra
• isomer shift
• quadrupole splitting
• hyperfine magnetic field
• oxide
• transitional
• chalcogen
• conductor
• semiconductor