Activation energy, Chalcogen, Conductor, Cu-Fe-O

• Cu-Fe-O-Ti
• Cu-Fe-Ge-O
• Cu-Fe-Mg-Ni-O-Zn
• Cu-Fe-Mg-Ni-O
• values of activation energy
• conductor
• transitional
• chalcogen
• oxide
• semiconductor
• cubic
• tetragonal
• orthorhombic
• trigonal
• hexagonal