Results 91 to 100 of about 93,617 (292)

Wetting gradient induced separation of emulsions: A combined experimental and lattice Boltzmann computer simulation study

open access: yes, 2008
Guided motion of emulsions is studied via combined experimental and theoretical investigations. The focus of the work is on basic issues related to driving forces generated via a step-wise (abrupt) change in wetting properties of the substrate along a ...
Raabe, Dierk   +5 more
core   +1 more source

Investigation of Oxygen‐Free Wetting Behavior of Aluminum on Copper via Molecular Dynamics Simulations and Experiments

open access: yesAdvanced Engineering Materials, EarlyView.
The wettability of aluminum droplets (Al) on different copper substrates (Cu), where liquid Al spreads on solid Cu surfaces to form a liquid–solid interface, is studied numerically and experimentally. The experimental and numerical results show good agreement in the fast‐spreading regime.
Shan Lyu   +8 more
wiley   +1 more source

Nanorheology : an Investigation of the Boundary Condition at Hydrophobic and Hydrophilic Interfaces

open access: yes, 2002
t has been shown that the flow of a simple liquid over a solid surface can violate the so-called no-slip boundary condition. We investigate the flow of polar liquids, water and glycerol, on a hydrophilic Pyrex surface and a hydrophobic surface made of a ...
Baudry, J.   +5 more
core   +1 more source

Dynamics of Soft Wetting [PDF]

open access: yes, 2019
The wetting on soft surfaces has garnered great interest in the past decade. The interplay between liquid surface tension forces with the elastic properties of a soft solid have been shown to be significant, resulting in a diverse set of behaviors in both technological and natural environments.
openaire   +1 more source

Raman Spectroscopic Identification of Oxide Phases in a Corroded MgO–Steel Composite Anode Used in Aluminum Molten Salt Electrolysis

open access: yesAdvanced Engineering Materials, EarlyView.
Micro‐Raman spectroscopy is applied to characterize corrosion products in a recycled‐based MgO–316L steel composite anode after molten salt electrolysis. A depth‐dependent Fe–O/Fe–Al–O layer sequence of magnetite, hercynite, and an Al‐doped magnetite transition zone is identified.
Felix Drechsler   +9 more
wiley   +1 more source

Surface-Tailoring and Morphology Control as Strategies for Sustainable Development in Transport Sector

open access: yesAerospace
Surface wetting plays an important role in the corrosion protection processes of aerospace applications. Here, we demonstrate the use of ultrafast femtosecond (fs) laser processing techniques to tailor the wetting properties of aluminum (Al) substrates ...
Luis Antonio Sanchez de Almeida Prado   +7 more
doaj   +1 more source

Hydraulic Modeling and in situ Electrical Resistivity Tomography to Analyze Ponded Infiltration into a Water Repellent Sand

open access: yesVadose Zone Journal, 2014
Water repellency (WR) might affect the spatial and temporal dynamics of a wetting front during infiltration and redistribution in a way that is difficult to predict with standard approaches.
Christina Ganz   +4 more
doaj   +1 more source

Spreading of a Macroscopic Lattice Gas

open access: yes, 1996
We present a simple mechanical model for dynamic wetting phenomena. Metallic balls spread along a periodically corrugated surface simulating molecules of liquid advancing along a solid substrate.
A. M. Cazabat   +23 more
core   +1 more source

Surface Tension Measurement of Ti‐6Al‐4V by Falling Droplet Method in Oxygen‐Free Atmosphere

open access: yesAdvanced Engineering Materials, EarlyView.
In this article, the temperature‐dependent surface tension of free falling, oscillating Ti‐6Al‐4V droplets is investigated in both argon and monosilane doped, oxygen‐free atmosphere. Droplet temperature and oscillation are captured with one single high‐speed camera, and the surface tension is calculated with Rayleigh's formula.
Johannes May   +9 more
wiley   +1 more source

From a thin film model for passive suspensions towards the description of osmotic biofilm spreading

open access: yes, 2016
Biofilms are ubiquitous macro-colonies of bacteria that develop at various interfaces (solid-liquid, solid-gas or liquid-gas). The formation of biofilms starts with the attachment of individual bacteria to an interface, where they proliferate and produce
John, Karin   +2 more
core   +3 more sources

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