micro- and nano-scale flows
Perspectives on the simulation of micro gas and nano liquid flows
... mechanics: scale-separation — macroscopic flow behaviour is assumed to be independent of the microscopic dynamics of the fluid material ...macro scale flows. However, scale-separation is not ...
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MODELING OF MICRO/NANO CHANNEL FLOWS
... a micro/nano channel flow, owing to ignoring the fluid-wall interfacial slippage, the fluid non-continuum effect and the enhancement of both the density and viscosity of the confined fluid due to the ...
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Advances and challenges in computational research of micro and nano flows
... The requirement for computations at finer resolutions is satisfied through atomic scale simulation techniques such as Molecular Dynamics (MD) and the Monte Carlo (MC) method. Such models effectively delineat the ...
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MD boundary conditions for pressure gradient flows : nano-mixing and nano-droplet deformation in extensional flows
... a micro-scale mixing channel of three-inlet one-outlet design, taken from Hertzog et ...its scale to nanometers so that reason- able mixing time-scales may be simulated using molec- ular ...modified ...
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A Laplacian-based algorithm for non-isothermal atomistic-continuum hybrid simulation of micro and nano-flows
... The other benefit of the method we propose here is that it can be easily extended to non-isothermal flows and, in this arti- cle, momentum and heat transfer are actually handled together. Before hybrid models can express ...
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A REVIEW OF RECENT PROGRESS ON NANO/MICRO SCALE NUCLEATE BOILING FUNDAMENTALS
... two-phase flows was modified to include the effect of phase change on the liquid–vapor interface and to treat the contact angle and microlayer heat flux on the immersed solid surface of ...
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Simulating fluid flows in micro and nano devices : the challenge of non-equilibrium behaviour
... non‐equilibrium flows at the micro scale, it will never be as accurate — in terms of recovering the detailed flow behaviour — as a rational extended hydrodynamics model based on the fundamental ...on ...
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Control and System Integration of Micro- and Nano-Scale Systems
... the micro and ...drive flows in small channels thus making elec- troosmotic flow the method of choice for flows in channels of the order of 1um or ...the micro and ...gas flows are ...
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A Laplacian based algorithm for non isothermal atomistic continuum hybrid simulation of micro and nano flows
... The other benefit of the method we propose here is that it can be easily extended to non-isothermal flows and, in this arti- cle, momentum and heat transfer are actually handled together. Before hybrid models can express ...
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Exploiting timescale separation in micro and nano flows
... in micro and nano technologies are pre- senting new challenges for engineering ...Modelling flows with a low degree of scale separation requires ac- counting for microscopic e ff ects in the ...
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Gas dynamics at the micro-scale : a review of progress in hydrodynamic modelling
... fluid flows. While it has proven successful for flows ranging from liquids in capillaries to the atmospheres of planets, remarkably it can be a very poor predictor of micro-scale gas ...
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Thermite at the Nano-Scale
... conditions until it undergoes a phase change around 800°C to Cu2O, therefore no phase change should be observed in this heating regime. Upon further analysis of the TEM micrographs with the Zr/CuO and the Cr/CuO ...
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A smart bilayered scaffold supporting keratinocytes and muscle cells in micro/nano-scale for urethral reconstruction
... 210.2±117.8 µm. The micron-scale pores allow for cell incorporation, migration, proliferation, transport of nutrients and waste products, and tissue growth into the scaffold [37]. The biocompatibility of the ...
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Development of a passive compliant mechanism for measurement of micro/nano scale planar three DOF motions
... In order to compare the predictions of (3), (4), and (5) with the true position of the stage, a combination of a laser interferometry based measurement and a digital autocollimator was utilized. The laser setup employs ...
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Fabrication of Copper and Iron Nano/Micro Structures on Semiconducting Substrate and Their Electrical Characterization
... After the deposition, substrate with nano-/micro wires was immediately removed from the electrolyte and then rinsed with double-distilled water and ethanol. Finally, it was dried in dry air at room ...
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Effect of Surface Roughness in Micro-nano Scale on Slotted Waveguide Arrays in Ku-band
... in micro-nano scale and its influence have not been fully investigated, however the roughness will cause amplitude and phase errors of the radiating slot, and decrease the precision and efficiency of ...
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An integrated RBFN-based macro-micro multi-scale method for computation of visco-elastic fluid flows
... Abstract: This paper presents a numerical approach for macro-micro multi-scale modelling of visco-elastic fluid flows based on the Integrated Radial Basis Function Networks (IRBFNs) and the ...
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Strength, Rapid Chloride Penetration and Microstructure Study of Cement Mortar Incorporating Micro and Nano Silica
... The microstructure and strength of cement mortars is significantly affected by the water/binder ratio, and chemical composition [1]. The chief concern of practicing researchers and civil engineers is aimed at improvement ...
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Crystallization of acetaminophen in nano/micro scale using swirl mixing micro device under pressurized carbon dioxide
... developed in order to reduce the formation of large particle products and wide size distribution during particle production. Kawasaki et al . [13] informed that swirl mixer is one of effective mixer to fabricate small ...
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Analysis of defect-related inhomogeneous electroluminescence in InGaN/GaN QW LEDs
... EL hyperspectral images were collected in order to characterise the local optoelectronic properties at the inhomogeneities using a modified Cameca SX100 electron probe micro-analyser with a custom built ...
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