Coplanar square 4-vertex, Cu-La-O-Sr

• Cu-La-O-Sm-Sr
• Cu-La-O-Sr-Zn
• Cu-La-O-Sr-Tl
• Cu-La-O-Pr-Sr
• electronic and electrical properties
• superconductivity
• structural properties
• superconducting transition temperature
• conductivity or resistivity
• lanthanoid
• disordered
• alkaline
• chalcogen
• rare earth
• tetragonal
• orthorhombic