Chalcogen, Semiconductor, Transitional, Kim, Optical absorption

• Ag-Cd-Co-Ga-Se
• Cd-Co-Ga-Hg-Se
• Ag-Co-Ga-Se-Zn
• Co-Ga-Hg-Se
• Ba-O-Ti
• values of optical absorption
• color
• semiconductor
• transitional
• conductor
• chalcogen
• disordered
• tetragonal
• cubic
• hexagonal
• orthorhombic
• monoclinic