Ba-Co-Fe-O, Chalcogen, Oxide, Transitional, Moessbauer spectra

• Ba-Co-Fe-O-Zn
• Ba-Co-Fe-O-Ti-Zn
• Ba-Co-Fe-Ni-O
• Ba-Co-Fe-Mn-Ni-O-Zr
• isomer shift
• hyperfine magnetic field
• values of Moessbauer spectra
• quadrupole splitting
• oxide
• transitional
• chalcogen
• alkaline
• disordered
• trigonal
• hexagonal
• tetragonal
• orthorhombic