Conductor, Metal, Superconductor, Transitional, Kikugawa

• Fe-Se
• Au-Pb
• O-Ru-Sr
• As-Fe-K
• As-Ba-Fe-K
• superconductivity
• phase transitions
• structural transitions
• superconducting transition temperature
• magnetic properties
• transitional
• superconductor
• conductor
• metal
• non-disordered
• tetragonal
• orthorhombic
• cubic
• hexagonal