Ba-Cu-O-Y, Hall effect, Y-x polyhedra

• Ba-Cu-La-O-Y
• Ba-Cu-O-Y-Zn
• Ba-Cu-O-Pr-Y
• Ba-Ca-Cu-O-Y
• Hall coefficient
• temperature derivative of Hall coefficient
• high-tc superconductor
• disordered
• chalcogen
• alkaline
• rare earth
• orthorhombic
• tetragonal