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任意角度微流体通道中的液滴破碎

Droplet breakup in microfluidic junctions of arbitrary angles.

作者信息

Ménétrier-Deremble Laure, Tabeling Patrick

机构信息

Laboratoire Théorie et Microfluidique, UMR 7083 CNRS-ESPCI, 75005 Paris, France.

出版信息

Phys Rev E Stat Nonlin Soft Matter Phys. 2006 Sep;74(3 Pt 2):035303. doi: 10.1103/PhysRevE.74.035303. Epub 2006 Sep 14.

DOI:10.1103/PhysRevE.74.035303
PMID:17025697
Abstract

Experiments performed on droplets breaking up in microfluidic junctions of various angles are described. A critical length is found that controls the breakup process. This quantity depends on the flow geometry only; it is independent of the flow conditions and the fluid characteristics. A theory assuming small capillary numbers describes well the conditions that govern the breakup process.

摘要

描述了在不同角度的微流体连接处液滴破碎的实验。发现了一个控制破碎过程的临界长度。这个量仅取决于流动几何形状;它与流动条件和流体特性无关。一个假设毛细管数较小的理论很好地描述了控制破碎过程的条件。

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