Bi-Se-Te, Pnictogen, Se-x polyhedra, Trigonal

• Bi-Sb-Se-Te
• Bi-Se-Te-Tl
• Bi-S-Se-Te
• Bi-Ge-Se-Te
• electronic and electrical properties
• thermal and thermodynamic properties
• conductivity or resistivity
• thermoelectric power
• structural properties
• pnictogen
• metalloid
• chalcogen
• disordered
• selenide