| 叉指型微电极交流电渗泵的阻抗谱分析 |
| |
| 引用本文： | 曹军,洪芳军,郑平. 叉指型微电极交流电渗泵的阻抗谱分析[J]. 微纳电子技术, 2008, 45(9) |
| |
| 作者姓名： | 曹军 洪芳军 郑平 |
| |
| 作者单位： | 上海交通大学,机械与动力工程学院,上海,200240 |
| |
| 摘 要： | 阻抗谱的研究对于优化交流电渗泵的结构具有重要意义。通过分析交流电渗泵的结构和工作原理,指出双电层的电容特性和电解质溶液的电阻特性,建立了用来研究交流电渗泵阻抗谱的RC等效电路。在最佳电极结构参数设置下,得到了不同频率下的阻抗谱,分析了电极周期长度以及通道高度改变对交流电渗泵阻抗模以及幅角的影响,并对电解质溶液浓度对阻抗谱的影响做了估计。结果表明,工作频率的增加总体上会造成阻抗模的增大和阻抗角的减小,而同一频率下不同因素对阻抗谱的影响又有所不同。该结论对交流电渗泵的设计和功耗研究有一定的理论指导意义。
|
| 关 键 词： | 交流电渗泵 阻抗分析 阻抗模 阻抗角 RC电路 |
Impedance Spectra Analysis of the AC Electroosmosis Pump with Interdigitated Microelectrodes |
| |
| Cao Jun,Hong Fangjun,Zheng Ping. Impedance Spectra Analysis of the AC Electroosmosis Pump with Interdigitated Microelectrodes[J]. Micronanoelectronic Technology, 2008, 45(9) |
| |
| Authors: | Cao Jun Hong Fangjun Zheng Ping |
| |
| Affiliation: | Cao Jun,Hong Fangjun,Zheng Ping(School of Mechanical , Power Engineering,Shanghai Jiao Tong University,Shanghai 200240,China) |
| |
| Abstract: | The impedance spectra analysis plays an important role in the structure optimization of AC electroosmosis(ACEO) pump.The capacitance characteristics of the electrical double layer and resistance characteristics of the electrolyte solution were characterized by analyzing the structure and working principle of ACEO pump,and a RC circuit model was developed to study the impedance spectra of ACEO pump.The impedance spectra of ACEO pump with optimal electrode widths ratio at different frequencies were obtained,t... |
| |
| Keywords: | AC electroosmosis pump impedance analysis impedance modulus impedance argument RC circuit |
| 本文献已被 CNKI 维普 万方数据 等数据库收录！ |
|
