Ba2Cu3YO7 oP13 47, Rare earth, Values of magnetic susceptibility

• Ba-Cu-O-Y
• Ba-Cu-O-Pr
• Ba-Cu-Gd-O
• Ba-Cu-Nd-O
• Ba-Cu-Er-O
• rare earth
• transitional
• chalcogen
• alkaline
• high-tc superconductor
• orthorhombic