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固体平板上超薄水膜去湿润过程的分子动力学模拟

徐爱进 周哲玮 胡国辉

徐爱进, 周哲玮, 胡国辉. 固体平板上超薄水膜去湿润过程的分子动力学模拟[J]. 应用数学和力学, 2007, 28(12): 1387-1391.
引用本文: 徐爱进, 周哲玮, 胡国辉. 固体平板上超薄水膜去湿润过程的分子动力学模拟[J]. 应用数学和力学, 2007, 28(12): 1387-1391.
XU Ai-jin, ZHOU Zhe-wei, HU Guo-hui. Molecular Dynamics of Dewetting of Ultra-Thin Water Films on a Solid Substrate[J]. Applied Mathematics and Mechanics, 2007, 28(12): 1387-1391.
Citation: XU Ai-jin, ZHOU Zhe-wei, HU Guo-hui. Molecular Dynamics of Dewetting of Ultra-Thin Water Films on a Solid Substrate[J]. Applied Mathematics and Mechanics, 2007, 28(12): 1387-1391.

固体平板上超薄水膜去湿润过程的分子动力学模拟

基金项目: 国家自然科学基金资助项目(10472062;10772107);上海市重点学科资助项目(Y0103)
详细信息
    作者简介:

    徐爱进(1981- ),江苏南通人,男,硕士;胡国辉(1969- ),男,江西南昌人,教授,博士,博导(联系人.Tel:+862156332557;Fax:+862136033287;Email:huguohui@126.com).

  • 中图分类号: O363.2

Molecular Dynamics of Dewetting of Ultra-Thin Water Films on a Solid Substrate

  • 摘要: 运用分子动力学模拟研究固体表面超薄水膜的失稳和破裂过程.结果表明薄膜中小扰动将失稳,并在初始阶段线性增长.但固体和液体的相互作用对扰动的初期增长影响较小.最小厚度的下降导致薄膜发生破裂.此后破裂边缘以一定的动态接触角后退.与宏观理论预测一致,边缘半径随时间的变化与时间平方根成正比.若固液相互作用较强,将引起破裂时间延迟,动态接触角减小,固体表面附近的液体密度增加.
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出版历程
  • 收稿日期:  2007-10-22
  • 修回日期:  2007-10-29
  • 刊出日期:  2007-12-15

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