Coupling Fluid Flow to Hydrogel Fluidic Devices with Reversible “Pop-it” Connections

Lab on a Chip ◽  
2021 ◽  
Author(s):  
Reha Abbasi ◽  
Thomas Brian LeFevre ◽  
Aaron David Benjamin ◽  
Isaak John Thornton ◽  
James Nolen Wilking

Hydrogels are soft, water-based polymer gels that are increasingly used to fabricate free-standing fluidic devices for tissue and biological engineering applications. In many of these applications, pressurized liquid must be...

Author(s):  
R. Sarma ◽  
D. Dutta

Abstract The problem of computing equidistant curves and surfaces between a point and (i) a parametric curve and (ii) a parametric surface is considered. This problem is important since it can form a basis for further generalizations of the problem, viz., computing equidistant curves and surfaces between a pair of curves and a pair of surfaces. Engineering applications of such equidistant curves and surfaces include fluid flow analysis, mesh generation and shape interrogation.


2020 ◽  
Vol MA2020-02 (5) ◽  
pp. 928-928
Author(s):  
Ruijie Ye ◽  
Martin Finsterbusch ◽  
Egbert Figgemeier

Author(s):  
C.-T. Yang ◽  
W.-T. Lin ◽  
F.-R. Yang ◽  
C.-C. Feng

Applications of MEMS have prompted the design and manufacture of fluidic devices for sub-microliter fluid flow measurement. The accuracy of flowrate in terms of traceability and repeatability provides key information for successful micro-fluidics applications. To establish a measurement standard for microflow sensors and microflow controller for liquid handling and microfluidic monitoring, a traceable measurement system at Taiwan’s NMI has been sponsoring since 2002. The applied approaches included a gravimetric approach, a virtual piston approach, and a velocity-based approach. The expected flowrate ranges from 10 mL/min down to 10 nL/min, and the measurement uncertainty is evaluated. In this paper, the gravimetric approach and the chip based volumetric approach were demonstrated of their measurement setup and capability.


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