The chemisorption theory of multiayer-segergated alloy surface is used to calculate the chemisorption energy of O on the Rh-Pt disordered binary alloy withim the average T-matrix approximation (ATA).

• 采用多层偏析合金表面化学吸附理论在平均T矩阵近似（ATA）下计算了O在Rh－Pt无序二元合金表面上的化学吸能。