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Study on automatic assembly of CNPs based on light induced ACEO
Authors
曲艳丽
梁文峰
董再励
Publication date
1 January 2011
Publisher
Abstract
碳纳米颗粒作为一种新颖的纳米材料,在生物医学以及工业领域等具有重要应用价值。然而如何自动化的操控以及装配碳纳米颗粒仍然是难题。为此,文中提出了一种将光诱导交流电渗流应用于碳纳米颗粒的自动化装配的新方法。在分析了光诱导非均匀电场环境下碳纳米颗粒纳观尺度受力的基础上,率先建立了光诱导交流电渗流的滑移速度理论模型以及驱动交流电压频率模型,并利用有限元仿真软件Comsol Multiphysics仿真分析了光诱导交流电渗流的在整个空间的速度场分布,获得了光诱导交流电渗流起主导作用的有效频率范围,并得到其最优交流电压驱动频率为1 kHz,进而对操作机理进行了深入解释。50 nm碳颗粒的装配实验结果证明,光诱导交流电渗流方法可以成功应用于碳纳米颗粒的自动化操控与装配。同时,实验结果还表明光诱导交流电渗流方法在3D纳米结构以及纳米器件构建方面具有重要的应用前景
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Shenyang Institute of Automation,Chinese Academy Of Sciences
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Last time updated on 12/02/2018