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Keywords: microchannel flow
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Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2012, 134(11): 111201.
Published Online: October 23, 2012
... morphology is found to be subject to the combined influence of the geometry of the tube and the electrohydrodynamic properties of the wall. electroosmotic flow hydrodynamic slippage microchannel flow The development of microelectromechanical systems (MEMs) has been advancing in a rapid pace...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. December 2011, 133(12): 121203.
Published Online: December 23, 2011
... basic design data for the development of next-generation DNA sequencers. 13 04 2011 17 10 2011 23 12 2011 23 12 2011 DNA electrohydrodynamics electrokinetic effects electrophoresis flow visualisation microchannel flow microfabrication bionano fluid dynamics...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. December 2011, 133(12): 121202.
Published Online: December 20, 2011
.... micro-channels laminar continuous flow velocity distribution pressure drop transition from laminar to turbulent flow boundary layer turbulence flow simulation heat exchangers laminar flow laminar to turbulent transitions microchannel flow Navier-Stokes equations pipe flow 01 05...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2011, 133(11): 111205.
Published Online: November 11, 2011
Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2011, 133(11): 111202.
Published Online: October 19, 2011
... velocity profiles has also been explored and compared to Newtonian fluid flows. The present model readily allows for an exploration of the impact of design choices on velocity profiles, shear stress, and channel distribution in multilayer microchannel flows as a function of layered viscosity distribution...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. September 2011, 133(9): 091202.
Published Online: September 8, 2011
... approximations microchannel flow Poisson equation slip flow slip-flow microchannel analytical arbitrary cross-section fully developed MEMS Microchannels have numerous applications such as microelectronic cooling [( 1 )], MEMS [( 2 )], fuel cell technology [( 3 )], micro-reactors [( 4...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. July 2011, 133(7): 071101.
Published Online: July 5, 2011
... creeping flow kinetic theory Knudsen flow microchannel flow nanofluidics Navier-Stokes equations Poiseuille flow In micro/nanoscale gas flows, the small system dimensions mean that the nondimensional Knudsen number, Kn, defined as the ratio of the molecular mean free path (MFP) of the gas λ...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. July 2011, 133(7): 074501.
Published Online: July 5, 2011
... as incompressible for practical engineering applications. This paper improves and extends previous studies on slip flow in noncircular microchannels. 03 08 2010 22 05 2011 05 07 2011 05 07 2011 aerodynamics compressible flow flow simulation microchannel flow Poiseuille flow slip...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. May 2011, 133(5): 051103.
Published Online: June 7, 2011
... channel speed. At higher Reynolds numbers, some mal-distribution is observed due to developing flow conditions, but it is not as significant as with typical untapered designs. cooling laminar flow microchannel flow Over the past few decades, thermal management research has been heavily...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. May 2011, 133(5): 051102.
Published Online: May 31, 2011
... electrohydrodynamics flow simulation microchannel flow micropumps numerical analysis Poisson equation electrohydrodynamics micropumps ion drag charge injection electrode geometry Comparison of predicted current (□) with experimental current (○) of Kazemi et al. [ 12 ] for ( a ) S-80, ( b ) S...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2011, 133(3): 031203.
Published Online: March 29, 2011
... . In particular, relating φ and ε indicates that the critical initial size ε c for a thread to traverse the chamber without piling decreases with the viscosity ratio χ . buckling lubrication microchannel flow viscosity wetting The manipulation of highly viscous...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. March 2011, 133(3): 031102.
Published Online: March 16, 2011
... from the theoretical value with a smaller β , and with the same H / D h and β , θ can also change the Po number, especially at small base angles. 31 12 2009 06 01 2011 16 03 2011 16 03 2011 computational fluid dynamics laminar flow microchannel flow Navier-Stokes...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. February 2011, 133(2): 021101.
Published Online: February 4, 2011
... no convective mixing. 31 01 2010 23 12 2010 04 02 2011 04 02 2011 convection flow simulation microchannel flow mixing numerical analysis rotational flow rotors suspensions two-phase flow micromixers mixing efficiency microrotor numerical simulation Over...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. December 2010, 132(12): 121401.
Published Online: December 22, 2010
... for the acquisition procedure and computerized data processing. flow measurement heat transfer laminar flow microchannel flow Designing microfluidic devices and systems calls for a knowledge of component flow conductance ( 1 2 3 4 5 6 ). For gas fluidic circuits, in general, gas conductance...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. November 2010, 132(11): 111201.
Published Online: November 3, 2010
... through porous media laminar flow microchannel flow The fast growth of microfluidic systems and their applications in microelectronic cooling ( 1 ), micro electro mechanical systems (MEMS) ( 2 ), fuel cell technology ( 3 ), microreactors ( 4 ), and medical and biomedical devices ( 5 ) has...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. August 2010, 132(8): 084503.
Published Online: August 18, 2010
.... Fluid Mech. 0022-1120 , 300 , pp. 59 – 70 . 10.1017/S0022112095003600 18 12 2009 01 07 2010 18 08 2010 18 08 2010 external flows microchannel flow Navier-Stokes equations shear flow slip flow viscosity viscous flow slip wavy shear Slip flow...
Journal Articles
Article Type: Technical Briefs
J. Fluids Eng. August 2010, 132(8): 084502.
Published Online: August 18, 2010
... microchannel flow slip flow two-phase flow viscometers viscosity microfluidics microchannel flow falling cylinder viscometer slip flow analytical solution Traditionally, many devices have been developed to measure the viscosity of fluids ( 1 ). However, most of these devices require...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. July 2010, 132(7): 071202.
Published Online: July 22, 2010
..., the pressure drop is increased when the expansion/contraction parameter k and/or the curvature is increased. 12 12 2009 19 05 2010 22 07 2010 22 07 2010 creeping flow microchannel flow Navier-Stokes equations spiral microchannels microflows viscous incompressible flow...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. June 2010, 132(6): 061201.
Published Online: May 19, 2010
... microchannel flow molecular dynamics method nanofluidics slip flow Flow through micro- and nanoscale structures has fundamental applications in many engineering devices, such as micro-integrated circuits, carbon nanotubes, and biosensors. In many microfluidics devices, the fluid molecules are within...
Journal Articles
Article Type: Research Papers
J. Fluids Eng. April 2010, 132(4): 041103.
Published Online: April 15, 2010
... iterative methods microchannel flow nanofluidics Navier-Stokes equations osmosis Poisson equation surface roughness vortices 23 03 2009 30 01 2010 15 04 2010 15 04 2010 We consider a nonuniform grid distribution with dense grids close to the channel walls, where...