Cu-Fe-O, Moessbauer spectra, Tetrahedron 4-vertex

• Ce-Cu-Fe-O-Sr-Y
• Cu-Fe-Mg-O
• Cu-Fe-O-Zn
• Cu-Fe-Ni-O-Zn
• isomer shift
• values of Moessbauer spectra
• quadrupole splitting
• hyperfine magnetic field
• chalcogen
• transitional
• disordered
• oxide
• antiferromagnetic
• cubic
• tetragonal
• trigonal
• triclinic
• monoclinic