Artículo
Pumping of liquids with traveling-wave electroosmosis
Autor/es | Ramos Reyes, Antonio
Morgan, Hywel Green, Nicolas G. González, A. Castellanos Mata, Antonio |
Departamento | Universidad de Sevilla. Departamento de Electrónica y Electromagnetismo |
Fecha de publicación | 2005 |
Fecha de depósito | 2019-12-04 |
Publicado en |
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Resumen | Net flow of electrolyte induced by a traveling-wave electric potential applied to an array of
microelectrodes is reported. Two fluid flow regimes have been observed: at small-voltage
amplitudes the fluid flow follows the ... Net flow of electrolyte induced by a traveling-wave electric potential applied to an array of microelectrodes is reported. Two fluid flow regimes have been observed: at small-voltage amplitudes the fluid flow follows the direction of the traveling wave, and at higher-voltage amplitudes the fluid flow is reversed. In both cases, the flow seems to be driven at the level of the electrodes. The experiments have been analyzed with a linear electroosmotic model based upon the Debye–Huckel theory of the double layer. The electrical problem for the experimental interdigitated electrode array is solved numerically using a truncated Fourier series. The observations at low voltages are in qualitative accordance with the electroosmotic model. |
Identificador del proyecto | BFM2003-01739 |
Cita | Ramos Reyes, A., Morgan, H., Green, N.G., González, A. y Castellanos Mata, A. (2005). Pumping of liquids with traveling-wave electroosmosis. Journal of Applied Physics, 97 (8), 084906. |
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