Conductor, Metal, Metalloid, Katrych

• As-Fe-O-P-Sm
• As-Ba-Fe-Rb-Sn
• As-Fe-Gd-O
• B-Mg
• B-C-Li-Mg
• superconductivity
• critical magnetic field
• electronic and electrical properties
• structural properties
• magnetic properties
• metal
• metalloid
• conductor
• superconductor
• disordered
• tetragonal
• hexagonal
• orthorhombic