As-Eu-Fe, Metalloid, Tetragonal

• As-Eu-Fe-P
• As-Co-Eu-Fe
• As-Eu-Fe-K
• As-Co-Eu-Fe-Sr
• magnetic properties
• thermal and thermodynamic properties
• electronic and electrical properties
• superconductivity
• conductivity or resistivity
• pnictogen
• rare earth
• metalloid
• lanthanoid
• transitional