Chalcogen, Conductor, Non-disordered, Electronic heat capacity coefficient

• Ba-Cu-O-Y
• Fe-Se-Te
• Ba-Cu-O-Pr
• Nb-Se
• Fe-Se
• non-disordered
• chalcogen
• conductor
• transitional
• metal
• orthorhombic
• tetragonal
• cubic
• hexagonal
• trigonal