Karpovich

• Ga-Se-Tl
• Ga-S-Se-Tl
• Ba-F-La
• Ba-F
• As-Cd-Ga-Sb-Sn
• structural properties
• electronic and electrical properties
• optical properties
• electronic energy gap
• activation energy
• ternary
• chalcogen
• disordered
• conductor
• non-disordered
• monoclinic
• cubic