Conductor, Cu-Fe-O, Cubic, Moessbauer spectra

• Cu-Fe-Ni-O-Zn
• Ca-Cu-Fe-O
• Cu-Fe-O-Zn
• Cu-Fe-Mg-O
• isomer shift
• values of Moessbauer spectra
• hyperfine magnetic field
• quadrupole splitting
• transitional
• chalcogen
• conductor
• oxide
• disordered