Chalcogen, Transitional, Cu-Eu, Tetragonal

• Ba-Cu-Eu-O
• Ce-Cu-Eu-O-Ru-Sr
• Cu-Eu-O-Ru-Sr
• Cu-Eu-O
• Cu-Eu-La-O-Sr
• thermal and thermodynamic properties
• magnetic properties
• electronic and electrical properties
• superconductivity
• conductivity or resistivity
• transitional
• rare earth
• lanthanoid
• chalcogen
• high-tc superconductor