As-x polyhedra, Metalloid, Pnictogen, Orthorhombic

• As-Ba-Fe
• As-Ca-Fe
• As-Ba-Fe-K
• As-Fe
• As-Fe-La-O
• thermal and thermodynamic properties
• electronic and electrical properties
• magnetic properties
• structural properties
• phase transitions
• pnictogen
• metalloid
• transitional
• non-disordered