Cu-Gd-O-Ru-Sr, Ru-x polyhedra, Superconductivity

• Ce-Cu-Gd-O-Ru-Sr
• Cu-Gd-O-Rh-Ru-Sr
• Cu-Gd-O-Ru-Sr-Ti
• Ce-Cu-Gd-Nb-O-Ru-Sr
• superconducting transition temperature
• values of superconducting transition temperature
• critical magnetic field
• lowest temperature of investigation
• superconductivity energy gap
• lanthanoid
• chalcogen
• alkaline
• ferromagnetic
• rare earth
• tetragonal
• orthorhombic