Chalcogen, Conductor, Transitional, Reflectivity, Tetragonal

• Cu-La-O-Sr
• Cu-La-O
• Ba-Cu-O-Y
• Br-C-H-K-N-O-Pt
• Cd-Ga-Se
• values of reflectivity
• chalcogen
• transitional
• conductor
• semiconductor
• disordered