Droplets and jets in microfluidic devices Export

@article{citeulike:5691338, abstract = {When immiscible fluids flow in microchannels, monodisperse droplets or jet are obtained depending upon the flow rate of the aqueous phase and the oil phase. In this work, we present experimental data showing that the confinement and the shape of the geometry play a fundamental role. We analyze the stability of the jet in the framework of the lubrication at low Reynolds number. In cylindrical geometry, we relate the transition between the droplets regime and the jet regime to the absolute/convective transition of the Rayleigh Plateau instability and reach a remarkable agreement with the data. In rectangular geometry, we follow the same analysis and point out the existence of an absolutely stable bidimensional jet.}, author = {Guillot, Pierre and Ajdari, Armand and Goyon, Julie and Joanicot, Mathieu and Colin, Annie}, citeulike-article-id = {5691338}, citeulike-linkout-0 = {http://dx.doi.org/10.1016/j.crci.2008.07.005}, citeulike-linkout-1 = {http://linkinghub.elsevier.com/retrieve/pii/S1631074808001756}, doi = {10.1016/j.crci.2008.07.005}, issn = {16310748}, journal = {Comptes Rendus Chimie}, keywords = {confinement, emulsion, microfluid}, month = {January}, number = {1-2}, pages = {247--257}, posted-at = {2009-10-12 17:29:35}, priority = {2}, title = {Droplets and jets in microfluidic devices}, url = {http://dx.doi.org/10.1016/j.crci.2008.07.005}, volume = {12}, year = {2009} }

TY - JOUR ID - citeulike:5691338 L3 - citeulike-article-id:5691338 N2 - When immiscible fluids flow in microchannels, monodisperse droplets or jet are obtained depending upon the flow rate of the aqueous phase and the oil phase. In this work, we present experimental data showing that the confinement and the shape of the geometry play a fundamental role. We analyze the stability of the jet in the framework of the lubrication at low Reynolds number. In cylindrical geometry, we relate the transition between the droplets regime and the jet regime to the absolute/convective transition of the Rayleigh Plateau instability and reach a remarkable agreement with the data. In rectangular geometry, we follow the same analysis and point out the existence of an absolutely stable bidimensional jet. IS - 1-2 JF - Comptes Rendus Chimie SN - 16310748 EP - 257 TI - Droplets and jets in microfluidic devices VL - 12 SP - 247 KW - confinement KW - emulsion KW - microfluid AU - Guillot, Pierre AU - Ajdari, Armand AU - Goyon, Julie AU - Joanicot, Mathieu AU - Colin, Annie PY - 2009/01// UR - http://dx.doi.org/10.1016/j.crci.2008.07.005 ER -