Activation energy, Conductor, Oxide, Semiconductor, 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
• semiconductor
• chalcogen
• conductor
• oxide
• transitional
• cubic
• tetragonal
• trigonal
• orthorhombic
• hexagonal