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Anisotropy diffusion in monolayer growth of Au on Cu (110) by kinetic Monte Carlo method
Molecular Crystals and Liquid Crystals ( IF 0.7 ) Pub Date : 2020-05-02
M. Dardouri, F. Eddiai, H. El Azrak, A. Hassani, L. El Atouani, A. Hasnaoui, K. Sbiaai, Y. Boughaleb, A. Arbaoui

Morphological and Structural transitions during epitaxial growth of surface and interface are an important nanoscal phenomena. Understanding the diffusion of adatom in anisotropic surface on the fcc (110), presents a challenge because of the various processes and energy activation of diffusion. During monolayer formation, adatoms could aggregate and forming islands. the stability of these latter is related the its shapes and adatom bonding. In this work, we used the Kinetic Monte Carlo method, implementing anisotropic bond-breaking model (ABBM) to simulate the evolution of anisotropic islands. In order to discuss the monolayer growing, many parameters are taken into account such as potential barriers, temperatures, deposition rates at fixed coverage of 10% monolayer.



中文翻译:

动力学蒙特卡洛法研究Cu(110)在Au单层生长中的各向异性扩散

表面和界面外延生长期间的形态和结构转变是重要的纳米尺度现象。由于扩散的各种过程和能量激活,了解fcc(110)各向异性表面上吸附原子的扩散提出了挑战。在单层形成期间,吸附原子可能聚集并形成岛。后者的稳定性与其形状和吸附原子有关。在这项工作中,我们使用动力学蒙特卡洛方法,实现了各向异性键断裂模型(ABBM)来模拟各向异性岛的演化。为了讨论单层生长,要考虑许多参数,例如势垒,温度,固定10%单层覆盖率下的沉积速率。

更新日期:2020-05-02
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