Conductor, Metal, Superconductor, Transitional, Upper critical magnetic field

• Ba-Cu-O-Y
• Fe-Se-Te
• Fe-Se
• As-Ba-Fe-K
• B-C-Ni-Y
• transitional
• superconductor
• metal
• conductor
• diamagnetic
• tetragonal
• cubic
• orthorhombic
• hexagonal
• trigonal