Assoud, Conductor, Metalloid, Semiconductor

• Ba-Cu-Se-Te
• Te-Tl-Zr
• Sn-Te-Tl
• Ba-Cu-S-Te
• Ba-Cu-Te
• electronic and electrical properties
• thermal and thermodynamic properties
• thermoelectric power
• conductivity or resistivity
• structural properties
• metalloid
• semiconductor
• chalcogen
• conductor
• transitional
• orthorhombic
• trigonal
• monoclinic
• cubic
• tetragonal