Ba-Cu-O-Y, Curie-weiss paramagnetism, Y-x polyhedra

• Ba-Cu-O-Pr-Y
• Ba-Cu-Fe-O-Y
• Ba-Co-Cu-O-Y
• Ba-Cu-Ni-O-Y
• paramagnetic moment
• paramagnetic Curie temperature
• Curie coefficient
• rare earth
• transitional
• alkaline
• chalcogen
• oxide
• orthorhombic
• tetragonal