Chalcogen, Lanthanoid, Oxide, Rare earth, Kao

• Gd-O-Zr
• Cu-La-O-Sr
• Ca-Co-Eu-O
• Ce-Cu-Nd-O
• Co-Eu-O
• structural properties
• magnetic properties
• electronic and electrical properties
• optical properties
• magnetization
• rare earth
• chalcogen
• oxide
• lanthanoid
• transitional
• orthorhombic
• tetragonal
• cubic
• trigonal