Chalcogen, Quaternary, Transitional, Kim, Optical absorption

• Cr-I-S-Sb
• Cr-I-Sb-Se
• Al-Cd-Co-S
• Co-Ga-Hg-Se
• Ba-Nb-O-P
• values of optical absorption
• chalcogen
• transitional
• quaternary
• disordered
• nonmetal
• tetragonal
• orthorhombic
• cubic
• monoclinic
• trigonal