Antiferromagnet, Conductor, Metal, Keimer, Orthorhombic

• Ba-Cu-O-Y
• As-Ba-Fe
• As-Ba-Fe-K
• As-Ca-Fe
• As-Fe-Na
• optical properties
• magnetic properties
• superconductivity
• phonons
• superconducting transition temperature
• metal
• transitional
• antiferromagnetic
• conductor
• diamagnetic