Conductor, Metal, Transitional, Values of critical magnetic field

• Ba-Cu-O-Y
• Pt-U
• B-C-Ni-Y
• Cu-La-O-Sr
• B-H-La-N-Ni
• metal
• transitional
• conductor
• superconductor
• non-disordered
• cubic
• tetragonal
• orthorhombic
• hexagonal
• trigonal