张洪武

个人信息Personal Information

教授

博士生导师

硕士生导师

性别:男

毕业院校:德国汉诺威大学

学位:博士

所在单位:力学与航空航天学院

学科:工程力学. 计算力学. 生物与纳米力学

电子邮箱:zhanghw@dlut.edu.cn

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Pressure control model for transport of liquid mercury in carbon nanotubes

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论文类型:期刊论文

发表时间:2007-04-02

发表刊物:APPLIED PHYSICS LETTERS

收录刊物:SCIE、EI

卷号:90

期号:14

ISSN号:0003-6951

摘要:Carbon nanotubes have a significant application in nanotechnology as nanopipes conveying fluids. In this letter, a pressure control model for transport of liquid mercury through carbon nanotubes using classical molecular dynamics simulations in conjunction with an atomistic model is presented. Wetting of single-walled carbon nanotubes by mercury occurs above a threshold pressure of liquid mercury. The liquid mercury can be transported through carbon nanotubes with the continuous increase of its internal pressure. Also, the authors show that single-walled carbon nanotubes can transport liquid mercury discontinuously when a periodical pressure is applied on the liquid. (c) 2007 American Institute of Physics.