A High-Throughput Electrokinetic Micromixer via AC Field-Effect Nonlinear Electroosmosis Control in 3D Electrode Configurations
Abstract
:1. Introduction
2. Materials and Methods
2.1. Device Design of Micromixers with AC Field-Effect Flow Control on ICEO
2.2. Theoretical Basis
2.3. Numerical Simulation
2.4. Development of the Mathematical Model
2.5. Evaluation of the Mixing Performance
3. Results and Discussion
3.1. A Comparative Study of ICEO Micromixers with 2D and 3D Electrode Layouts
3.2. Mixing with AC Field-Effect Flow Control in the 3D Device Design
3.3. Effect of Different Experimental Parameters on the 3D ICEO Micromixer
3.3.1. Frequency-Dependence
3.3.2. Influence of the Gate Voltage Offset
3.3.3. Effect of Inlet Flow Rate
3.4. 3D High-Throughput Mixing with AC Field-Effect Flow Control
3.4.1. Voltage-Dependence
3.4.2. Integrated 3D ICEO Micromixer with Bipolar Gate Terminals
3.4.3. Conductivity-Dependence of the Integrated Micromixer
4. Conclusions
Author Contributions
Funding
Conflicts of Interest
References
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Specific Gate Voltage Sequence for the Ge Array | Mixing Performance |
---|---|
No Electric Field Supplied | 23.54% |
−/−/−/− | 88.67% |
−/−/+/+ | 92.41% |
−/+/−/+ | 95.233% |
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Du, K.; Liu, W.; Ren, Y.; Jiang, T.; Song, J.; Wu, Q.; Tao, Y. A High-Throughput Electrokinetic Micromixer via AC Field-Effect Nonlinear Electroosmosis Control in 3D Electrode Configurations. Micromachines 2018, 9, 432. https://doi.org/10.3390/mi9090432
Du K, Liu W, Ren Y, Jiang T, Song J, Wu Q, Tao Y. A High-Throughput Electrokinetic Micromixer via AC Field-Effect Nonlinear Electroosmosis Control in 3D Electrode Configurations. Micromachines. 2018; 9(9):432. https://doi.org/10.3390/mi9090432
Chicago/Turabian StyleDu, Kai, Weiyu Liu, Yukun Ren, Tianyi Jiang, Jingni Song, Qian Wu, and Ye Tao. 2018. "A High-Throughput Electrokinetic Micromixer via AC Field-Effect Nonlinear Electroosmosis Control in 3D Electrode Configurations" Micromachines 9, no. 9: 432. https://doi.org/10.3390/mi9090432