As-Ba-Fe, Kihou, Metalloid, Pnictogen, Tetragonal

• As-Ba-Fe-K
• As-Ba-Co-Fe
• As-Ba-Fe-P
• As-Ba-Fe-Ru
• superconductivity
• electronic and electrical properties
• optical properties
• superconducting transition temperature
• structural transitions
• metalloid
• pnictogen
• arsenide
• alkaline
• transitional