Ordered and disordered phases in <mml:math xmlns:mml="http://www.w3.org/1998/Math/MathML"><mml:msub><mml:mi>CaCu</mml:mi><mml:mn>5</mml:mn></mml:msub></mml:math> -type derived structures: Dumbbell cluster modeling with first-principles calculations
Physical review materials