Kantser

• Pb-Te
• Bi-Te-Tl
• Bi-Se-Tl
• Sb-Te-Tl
• Pb-Se
• electronic and electrical properties
• energy band structure
• electronic energy gap
• effective mass
• values of electronic energy gap
• chalcogen
• conductor
• semiconductor
• rocksalt
• metalloid
• trigonal
• cubic