As-Ba-Co-Fe, Conductor, Metalloid, Transitional, Orthorhombic

• As-Ba-Co-Fe-K
• As-Ba-Co-Fe-Sr
• As-Ba-Co-Fe-Rh
• magnetic properties
• superconductivity
• structural transitions
• phase transitions
• magnetic transitions
• conductor
• metalloid
• arsenide
• alkaline
• pnictogen