AsF0.5FeO0.5Sm, Chalcogen, Lanthanoid

• As-F-Fe-O-Sm
• superconductivity
• electronic and electrical properties
• structural properties
• thermal and thermodynamic properties
• superconducting transition temperature
• chalcogen
• lanthanoid
• rare earth
• metalloid
• halogen
• tetragonal
• orthorhombic