Chalcogen, Cu-Fe-O, Magnetic properties, Trigonal

• Al-Cu-Fe-O
• Ba-Cu-Fe-O
• Cu-Fe-Ga-O
• Ba-Cu-Fe-O-Zn
• magnetization
• magnetic transitions
• magnetic susceptibility
• Moessbauer spectra
• transitional
• chalcogen
• oxide
• disordered
• antiferromagnetic