Conductor, Non-disordered, Superconductor, Karkin

• As-Ca-Fe
• As-Eu-Fe
• As-Fe-Sr
• Fe-O
• Ba-Cu-O-Y
• electronic and electrical properties
• conductivity or resistivity
• Hall effect
• electrical resistivity
• Hall coefficient
• superconductor
• transitional
• conductor
• non-disordered
• metal
• tetragonal
• orthorhombic
• cubic
• hexagonal