Ba-Cu-Eu-O, Eu-x polyhedra, Values of superconducting transition temperature

• Ba-Cu-Eu-O-Pr
• Ba-Cu-Eu-O-Sr
• Ba-Cu-Eu-La-O
• disordered
• chalcogen
• conductor
• alkaline
• high-tc superconductor
• tetragonal
• orthorhombic