De long

• Ca-Cr-O-Ru
• Ca-O-Ru
• Fe-U
• Ir-Te
• Ba-Fe-O-Ru
• magnetic properties
• electronic and electrical properties
• structural properties
• superconductivity
• conductivity or resistivity
• transitional
• metal
• alkaline
• disordered
• chalcogen
• tetragonal
• hexagonal
• orthorhombic
• cubic
• trigonal