Alkali, Chalcogen, Cu-K, Orthorhombic

• Ba-Cu-K-O-Y
• Cu-K-Te
• Cu-K-O
• Ce-Cu-K-Se
• Cu-K-Se
• thermal and thermodynamic properties
• electronic and electrical properties
• structural properties
• thermoelectric power
• phase transitions
• transitional
• alkali
• chalcogen
• non-disordered