Chalcogen, Conductor, Transitional, Kannewurf, Orthorhombic

• Ce-Cs-Cu-S
• Ba-Cu-Eu-O
• As-Te-Ti
• Cu-Gd-Te
• Cu-K-Se-U
• electronic and electrical properties
• thermoelectric power
• thermal and thermodynamic properties
• optical properties
• conductivity or resistivity
• conductor
• transitional
• chalcogen
• semiconductor
• lanthanoid