Chalcogen, Oxide, Transitional, Kikkawa

• N-Nb-O
• Cu-Fe-O
• Cu-La-O-Sr
• La-Ni-O
• Ba-N-O-Ta
• structural properties
• magnetic properties
• electronic and electrical properties
• superconductivity
• magnetization
• transitional
• oxide
• chalcogen
• disordered
• conductor
• cubic
• tetragonal
• trigonal
• hexagonal
• orthorhombic