Ba-Fe-O, Chalcogen, Hexagonal, Moessbauer spectra

• Ba-Fe-O-Ti
• Al-Ba-Fe-O-Sr
• Ba-Fe-O-Si-Sr
• Ba-Co-Fe-O-Ti-Zn
• values of Moessbauer spectra
• quadrupole splitting
• isomer shift
• hyperfine magnetic field
• transitional
• chalcogen
• alkaline
• oxide
• disordered