Ba2Cu2.5O7YZn0.5, Chalcogen, Quinary

• Ba-Cu-O-Y-Zn
• superconductivity
• electronic and electrical properties
• superconducting transition temperature
• values of superconducting transition temperature
• conductivity or resistivity
• alkaline
• rare earth
• cuprate
• high-tc superconductor
• transitional
• orthorhombic