Chalcogen, Curie-weiss paramagnetism, Y-x polyhedra

• Ba-Cu-O-Y
• Mn-O-Y
• Ca-Mn-O-Y
• Ba-Cu-O-Pr-Y
• Ba-Cu-Fe-O-Y
• paramagnetic moment
• paramagnetic Curie temperature
• Curie coefficient
• chalcogen
• transitional
• rare earth
• oxide
• disordered
• orthorhombic
• tetragonal
• hexagonal
• cubic
• trigonal