Chalcogen, Conductor, Disordered, Transitional, Khasanov

• Fe-Se
• Fe-Se-Te
• Fe-Rb-Se
• Ba-Cu-La-O
• Fe-Te
• magnetic properties
• superconductivity
• superconducting transition temperature
• structural properties
• resonance spectra
• disordered
• conductor
• transitional
• chalcogen
• metal
• tetragonal
• orthorhombic
• trigonal
• monoclinic
• cubic