Chalcogen, Negative thermal expansion, Non-disordered, Fe-Se

• Ba-Fe-Se
• Cu-Fe-Se
• magnetic properties
• superconductivity
• electronic and electrical properties
• superconducting transition temperature
• values of superconducting transition temperature
• non-disordered
• selenide
• negative thermal expansion
• chalcogen
• transitional
• orthorhombic
• tetragonal