Ba-Cu-O-Y, Chalcogen, Superconductivity, Tetrahedron 4-vertex

• Ba-Cu-O-Y-Zn
• Ba-Ca-Cu-O-Y
• Ba-Cu-Ni-O-Y
• Ba-Cu-O-Sr-Y
• superconducting transition temperature
• values of superconducting transition temperature
• critical current density
• critical magnetic field
• values of critical current density
• disordered
• high-tc superconductor
• alkaline
• chalcogen
• rare earth
• orthorhombic
• tetragonal