2008, As-Ba-Fe, Metalloid

• As-Ba-Fe-K
• As-Ba-Fe-Sn
• As-Ba-Co-Fe
• As-Ba-Fe-La
• electronic and electrical properties
• magnetic properties
• conductivity or resistivity
• superconductivity
• magnetic susceptibility
• transitional
• alkaline
• pnictogen
• metalloid
• metal
• tetragonal
• orthorhombic