Chalcogen, Rare earth, Kato, Orthorhombic

• Ba-Cu-O-Y
• Ca-Cu-Fe-O-Pb-Sr-Y
• La-Mn-O-Ru
• Ca-Cu-O-Pb-Sr-Y
• Bi-La-Ni-O
• magnetic properties
• electronic and electrical properties
• conductivity or resistivity
• structural properties
• superconductivity
• rare earth
• chalcogen
• transitional
• oxide
• disordered