Conductor, Metal, Superconductor, Superconductivity band gap

• Nb-Sn
• In-Sn
• Al-B-Mg
• As-Ba-Co-Fe
• B-Mg
• values of superconductivity energy gap
• metal
• superconductor
• conductor
• transitional
• non-disordered
• cubic
• tetragonal
• hexagonal
• orthorhombic
• trigonal