Ba-Cu-Ni-O-Y, Chalcogen, Rare earth

• Ba-Cu-Ni-O-S-Y
• Ba-Cu-Ni-O-Y-Zn
• Ba-Cu-Ni-O-Pr-Y
• Ba-Ca-Cu-Ni-O-Y
• superconductivity
• superconducting transition temperature
• structural properties
• electronic and electrical properties
• values of superconducting transition temperature
• rare earth
• transitional
• chalcogen
• alkaline
• quinary
• orthorhombic
• tetragonal