De battisti

• B-C
• Ir-O-Ti
• O-Pt-Sb-Sn-Ti
• O-Sb-Sn-Ti
• As-Cu-S
• structural properties
• optical properties
• optical spectra
• values of electron density of states
• electron density of states
• metalloid
• chalcogen
• transitional
• disordered
• conductor
• cubic
• triclinic
• monoclinic