As-Ba-Fe, Metalloid, Spin-density wave state

• As-Ba-Co-Fe
• As-Ba-Fe-K
• As-Ba-Fe-Ni
• As-Ba-Fe-P
• electronic and electrical properties
• magnetic properties
• superconductivity
• conductivity or resistivity
• phase transitions
• spin-density wave state
• alkaline
• pnictogen
• metalloid
• transitional
• tetragonal
• orthorhombic