Chalcogen, Non-disordered, Oxide, Keller, Orthorhombic

• Ba-Cu-O-Y
• Fe-O-Sm
• Ba-Np-O
• Ba-Co-Dy-O
• La-O-Yb
• magnetic properties
• structural properties
• magnetic transitions
• optical properties
• magnetization
• non-disordered
• oxide
• chalcogen
• transitional
• antiferromagnetic