Chalcogen, Conductor, Non-disordered, Oxide, Energy gap for indirect transition

• O-Ti
• O-Sr-Ti
• Cd-O
• Ga-Se
• O-Zn
• non-disordered
• oxide
• conductor
• chalcogen
• semiconductor
• cubic
• tetragonal
• orthorhombic
• monoclinic
• trigonal