Cubic, Fe-O, Moessbauer spectra, Spinel

• Co-Fe-O
• Fe-Ni-O
• Fe-O-Zn
• Fe-Ni-O-Zn
• values of Moessbauer spectra
• isomer shift
• hyperfine magnetic field
• quadrupole splitting
• spinel
• transitional
• chalcogen
• oxide
• disordered