Antiferromagnet, Transitional, Keimer, Orthorhombic

• Ba-Cu-O-Y
• Cu-Na-O
• As-Ba-Fe
• As-Ba-Fe-K
• As-Ca-Fe
• magnetic properties
• optical properties
• magnetic transitions
• superconductivity
• phonons
• transitional
• antiferromagnetic
• non-disordered
• conductor
• chalcogen