Chalcogen, Conductor, Transitional, Kannewurf

• Ce-Cu-K-S
• Ce-Cs-Cu-S
• Ba-Cu-Eu-O
• Ba-Ca-Cu-O-Tl
• As-Te-Ti
• electronic and electrical properties
• thermoelectric power
• thermal and thermodynamic properties
• conductivity or resistivity
• optical properties
• conductor
• transitional
• chalcogen
• semiconductor
• quaternary
• orthorhombic
• monoclinic
• tetragonal
• cubic
• hexagonal