Chalcogen, Cuprate, Temperature-independent part of magnetic susceptibility

• Ba-Cu-O-Y
• Ba-Cu-O-Pr
• Ba-Cu-Fe-O-Y
• Ba-Cu-Gd-O
• Ba-Cu-Er-O
• high-tc superconductor
• oxide
• chalcogen
• cuprate
• transitional
• orthorhombic
• tetragonal