Chalcogen, Charge-density wave state, Conductor, Metal, Orthorhombic

• Ba-Cu-O-Y
• Cu-La-O-Sr
• Nd-Ni-O
• Ba-Cu-Fe-O-Y
• S-Ta
• superconductivity
• superconducting transition temperature
• electronic and electrical properties
• values of superconducting transition temperature
• thermal and thermodynamic properties
• metal
• chalcogen
• charge-density wave state
• conductor
• semiconductor