Magnetic Control of Lateral Migration of Ellipsoidal Microparticles in Microscale Flows

2017 ◽  
Vol 8 (2) ◽  
Author(s):  
Ran Zhou ◽  
Christopher A. Sobecki ◽  
Jie Zhang ◽  
Yanzhi Zhang ◽  
Cheng Wang
Processes ◽  
2021 ◽  
Vol 9 (3) ◽  
pp. 452
Author(s):  
Yiyang Wang ◽  
Panagiotis Dimitrakopoulos

The lateral migration of elastic capsules towards a microchannel centerline plays a major role in industrial and physiological processes. Via our computational investigation, we show that a constriction connecting two straight microchannels facilitates the lateral capsule migration considerably, which is relatively slow in straight channels. Our work reveals that the significant cross-streamline migration inside the constriction is dominated by the strong hydrodynamic forces due to the capsule size. However, in the downstream straight channel, the increased interfacial deformation at higher capillary numbers or a lower viscosity ratio and lower membrane hardness results in increased lateral cross-streamline migration. Thus, our work highlights the different migration mechanisms occurring over curved and straight streamlines.


Nano Today ◽  
2021 ◽  
Vol 39 ◽  
pp. 101187
Author(s):  
Songfang Wu ◽  
Hong Li ◽  
Dongqi Wang ◽  
Luming Zhao ◽  
Xin Qiao ◽  
...  

2011 ◽  
Vol 23 (20) ◽  
pp. 202203 ◽  
Author(s):  
S Dussan ◽  
A Kumar ◽  
R S Katiyar ◽  
S Priya ◽  
J F Scott
Keyword(s):  

2019 ◽  
Author(s):  
José-Ángel López-Comino ◽  
martin galis ◽  
P. Martin Mai ◽  
Xiaowei Chen ◽  
Daniel Stich

2017 ◽  
Vol 110 (15) ◽  
pp. 152101 ◽  
Author(s):  
Kaiyue Wang ◽  
John W. Steeds ◽  
Zhihong Li ◽  
Hongxing Wang

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