Antiferromagnetic, Rare earth, Exchange field, Orthorhombic

• Ba-Cu-Nd-O
• Ba-Cu-O-Y
• Ba-Cu-Gd-O
• Ba-Cu-Er-O
• Cu-O-Y
• exchange interaction parameter
• values of exchange field
• antiferromagnetic
• rare earth
• transitional
• lanthanoid
• non-disordered