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Liquid transport in micron and submicron channels
Open accessAbstract
An experimental investigation of fluid flow in extremely small channels is presented. Potential applications for such channels include cooling of electronic circuits, and reactors for modification and separation of biological cells. The immediate goal is to determine at what length scales the continuum assumptions break down and if the Navier-Stokes equations adequately predict fluid behavior. In order to accomplish this, experiments are being conducted in progressively thinner flow channels. We have constructed three channels of rectangular cross-section ranging in area from 7200 to 80 square microns, utilizing the recent advances in microfabrication. In this paper, preliminary results are reported pertaining to friction measurements. It is found that in the relatively large flow channels the experimental observations are in rough agreement with the predictions from the Navier-Stokes equations. However, in the smallest of the channels, there is a significant deviation from the Navier-Stokes predictions.
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Citations
Cited by
MICRO-ELECTRO-MECHANICAL-SYSTEMS (MEMS) AND FLUID FLOWS
Ho, C.-M., & Tai, Y.-C. (1998) · Annual Review of Fluid Mechanics · doi:10.1146/annurev.fluid.30.1.579 · Cited by 1,254
Evolution of Microchannel Flow Passages--Thermohydraulic Performance and Fabrication Technology
Kandlikar, S. G., & Grande, W. J. (2003) · Heat Transfer Engineering · doi:10.1080/01457630304040 · Cited by 960
Fluid flow in carbon nanotubes and nanopipes
Whitby, M., & Quirke, N. (2007) · Nature Nanotechnology · doi:10.1038/nnano.2006.175 · Cited by 667
Diffusion-based extraction in a microfabricated device
Brody, J. P., & Yager, P. (1997) · Sensors and Actuators A: Physical · doi:10.1016/s0924-4247(97)80219-1 · Cited by 278
A review on microchannel heat exchangers and potential applications
Khan, M. G., & Fartaj, A. (2011) · International Journal of Energy Research · doi:10.1002/er.1720 · Cited by 232
Metadata
- Authors
- Pfahler, J., Harley, J., Bau, H., & Zemel, J.
- Venue
- Sensors and Actuators A: Physical
- Publisher
- Elsevier BV
- Published
- 1990-06
- Volume
- 22
- Issue
- 1-3
- Pages
- 431-434
- ISSN
- 0924-4247 (ISSN-L)
- OpenAlex
- W1996261713
- Cited by
- 327
- References
- 0
- FWCI
- 3.25
- Type
- journal article
- Language
- en
- Open access
- hybrid
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- Pfahler, J., Harley, J., Bau, H., & Zemel, J. (1990). Liquid transport in micron and submicron channels. Sensors and Actuators A: Physical. https://doi.org/10.1016/0924-4247(89)80008-1
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