Disordered, Metal, Transitional, Kao

• Al-Co-Cr-Fe-Ni
• As-Ba-Fe-K
• Cu-La-O-Sr
• Co-Cr-Fe-Ni
• Ce-Cu-Nd-O
• magnetic properties
• electronic and electrical properties
• optical properties
• optical spectra
• structural properties
• metal
• transitional
• disordered
• conductor
• chalcogen
• tetragonal
• cubic
• orthorhombic
• hexagonal
• trigonal