Results 1 to 10 of about 461,016 (183)

Nanoscale slip length prediction with machine learning tools [PDF]

open access: yesScientific Reports, 2021
This work incorporates machine learning (ML) techniques, such as multivariate regression, the multi-layer perceptron, and random forest to predict the slip length at the nanoscale. Data points are collected both from our simulation data and data from the
Filippos Sofos, Theodoros E. Karakasidis
doaj   +5 more sources

Effect of pH on Effective Slip Length and Surface Charge at Solid–Oil Interfaces of Roughness-Induced Surfaces [PDF]

open access: yesMicromachines, 2021
In the development of micro/nano fluid control systems, fluid resistance has always been one of the key factors restricting its development. According to previous studies, it is found that the boundary slip effect of the solid-liquid interface can ...
Porui Tian, Yifan Li
doaj   +2 more sources

Wall slip of complex fluids: interfacial friction or slip length? [PDF]

open access: yesPhysical Review Fluids, 2018
Using a dynamic Surface Force Apparatus, we demonstrate that the notion of slip length used to describe the boundary flow of simple liquids, is not appropriate for viscoelastic liquids.
Barraud, Chloé   +5 more
core   +4 more sources

Data on the anisotropic interfacial slip length over fibrous porous media [PDF]

open access: yesData in Brief, 2017
To characterize the velocity slip at the fibrous porous media, data on the anisotropic slip length has been fully analyzed through direct simulations for various geometrical aspects of fiber architecture [2] ).
Jingang Lu   +2 more
doaj   +2 more sources

Quantifying effective slip length over micropatterned hydrophobic surfaces [PDF]

open access: yesPhysics of Fluids, 2009
We employ micro-particle image velocimetry ($\mu$-PIV) to investigate laminar micro-flows in hydrophobic microstructured channels, in particular the slip length.
Alisia M. Peters   +8 more
core   +7 more sources

Effective slip-length tensor for a flow over weakly slipping stripes [PDF]

open access: yesPhysical Review E, 2013
We discuss the flow past a flat heterogeneous solid surface decorated by slipping stripes. The spatially varying slip length, $b(y)$, is assumed to be small compared to the scale of the heterogeneities, $L$, but finite.
Asmolov, Evgeny S.   +3 more
core   +3 more sources

Pressure generated by partially water-repellent flat thrust bearing with weak water-repellent part

open access: yesNihon Kikai Gakkai ronbunshu, 2021
The generation state of the pressure for partial water-repellent (slip) type flat thrust bearings with high/low slip parts was examined with experiments and infinite width bearing approximation.
Akitoshi TAKEUCHI
doaj   +1 more source

AFM Slip Length Measurements for Water at Selected Phyllosilicate Surfaces

open access: yesColloids and Interfaces, 2021
Most reported slip length measurements have been made at the surfaces of synthetic materials and modified synthetic materials. In contrast, few slip length measurements at the surface of unmodified natural mineral surfaces have been reported.
Chen Zhang   +4 more
doaj   +1 more source

Slip behavior in liquid films on surfaces of patterned wettability: Comparison between continuum and molecular dynamics simulations [PDF]

open access: yes, 2005
We investigate the behavior of the slip length in Newtonian liquids subject to planar shear bounded by substrates with mixed boundary conditions. The upper wall, consisting of a homogenous surface of finite or vanishing slip, moves at a constant speed ...
Anton A. Darhuber   +11 more
core   +13 more sources

A review on slip boundary conditions at the nanoscale: recent development and applications

open access: yesBeilstein Journal of Nanotechnology, 2021
The slip boundary condition for nanoflows is a key component of nanohydrodynamics theory, and can play a significant role in the design and fabrication of nanofluidic devices.
Ruifei Wang   +7 more
doaj   +1 more source

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