EFFECT OF SATURATION AND LATERAL INTERACTIONS BETWEEN ADSORBED PARTICLES ON DIFFUSION FROM THE SURFACE INTO THE BULK

被引:9
作者
ZHDANOV, VP
NORTON, PR
机构
[1] UNIV WESTERN ONTARIO,CTR INTERDISCIPLINARY STUDIES CHEM PHYS,LONDON N6A 3K7,ONTARIO,CANADA
[2] NOVOSIBIRSK CATALYSIS INST,NOVOSIBIRSK,RUSSIA
关键词
D O I
10.1021/la00016a051
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Classification of kinetic regimes of diffusion of adsorbed particles from the surface into the solid at isothermal conditions is presented by taking into account (i) the energy difference between the surface potential wells and the potential wells in the bulk, (ii) saturation, and (iii) adsorbate-adsorbate lateral interactions. General equations are derived for describing different regimes of diffusion, and the corresponding kinetics are studied in detail.
引用
收藏
页码:1292 / 1296
页数:5
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