Conductor, Transitional, Cu-Fe-O, Cubic

• Cu-Fe-Ni-O-Zn
• Cu-Fe-O-Zn
• Cu-Fe-Ni-O
• Cu-Fe-Mg-O
• magnetic properties
• electronic and electrical properties
• structural properties
• magnetization
• Moessbauer spectra
• transitional
• oxide
• conductor
• chalcogen
• semiconductor