Ba-Cu-O-Y, High-tc superconductor, Non-coplanar square 4-vertex, Superconducting transition temperature

• Ba-Cu-Fe-O-Y
• Ba-Co-Cu-O-Y
• Ba-Cu-O-Tl-Y
• Ba-Cu-Mo-O-Sr-Y
• values of superconducting transition temperature
• pressure derivative of superconducting transition temperature
• lowest temperature of investigation
• cuprate
• disordered
• chalcogen
• alkaline
• high-tc superconductor
• orthorhombic
• tetragonal