Chalcogen, Non-disordered, Khasanov

• Fe-Se
• Fe-Se-Te
• Co-La-O-P
• As-Fe-O-Sm
• Bi-O-S
• magnetic properties
• structural properties
• superconductivity
• resonance spectra
• muon spin spectra
• chalcogen
• non-disordered
• transitional
• metal
• disordered
• tetragonal
• orthorhombic
• trigonal
• triclinic
• monoclinic