Results 21 to 30 of about 114,801 (234)

New Method for Shallow and Deep Trap Distribution Analysis in Oil Impregnated Insulation Paper Based on the Space Charge Detrapping

open access: yesEnergies, 2018
Space charge has close relation with the trap distribution in the insulation material. The phenomenon of charges trapping and detrapping has attracted significant attention in recent years.
Jian Hao   +4 more
doaj   +1 more source

Electrowetting: from basics to applications [PDF]

open access: yes, 2005
Electrowetting has become one of the most widely used tools for manipulating tiny amounts of liquids on surfaces. Applications range from 'lab-on-a-chip' devices to adjustable lenses and new kinds of electronic displays. In the present article, we review
Baret, Jean-Christophe, Mugele, Frieder
core   +4 more sources

Polygonal micro-whirlpools induced in ferrofluids

open access: yes, 2015
We report on the observation of the polygonal whirlpools in the thin layer of ferrofluid under illumination with a laser beam carrying optical vortex and in the presence of a vertical magnetic field. This kind of structures have attracted attention after
Bacia, Marcin   +4 more
core   +1 more source

Flows and heterogeneities with a vane tool: Magnetic resonance imaging measurements [PDF]

open access: yes, 2011
We study the local flow properties of various materials in a vane-in-cup geometry. We use magnetic resonance imaging techniques to measure velocities and particle concentrations in flowing Newtonian fluid, yield stress fluid, and in a concentrated ...
Bertrand, François   +3 more
core   +5 more sources

Pore-scale gas–water flow in rock: Visualization experiment and simulation

open access: yesOpen Geosciences, 2020
The characteristics of pore-scale two-phase flow are of significance to the effective development of oil and gas resources, and visualization has gradually become one of the hot spots in the research of pore-scale two-phase flow.
Wu Feng   +3 more
doaj   +1 more source

Two-dimensional hydrodynamic lattice-gas simulations of binary immiscible and ternary amphiphilic fluid flow through porous media

open access: yes, 2000
The behaviour of two dimensional binary and ternary amphiphilic fluids under flow conditions is investigated using a hydrodynamic lattice gas model. After the validation of the model in simple cases (Poiseuille flow, Darcy's law for single component ...
B. M. Boghosian   +16 more
core   +1 more source

Trapping of oil in an epoxy-based polymer matrix with activated carbon and its effect on tribological behavior [PDF]

open access: yes, 2020
The incorporation of lubricating oil at high levels in the epoxy composite materials makes it possible to obtain materials with low friction and wear.
BELDI, Mustapha   +2 more
core  

Measurements of Non-wetting Phase Trapping in Porous Media

open access: yes, 2011
Saline aquifers have been identified as a preferred storage location for anthropogenic carbon dioxide emissions due to their large capacities and wide geographical spread.
Pentland, Christopher H.   +1 more
core   +1 more source

Self-organization into quantized eigenstates of a classical wave driven particle [PDF]

open access: yes, 2014
A growing number of dynamical situations involve the coupling of particles or singularities with physical waves. In principle these situations are very far from the wave-particle duality at quantum scale where the wave is probabilistic by nature.
Couder, Yves   +4 more
core   +5 more sources

Numerical Modeling of Tank Cars Carrying Hazardous Materials With and Without Composite Metal Foam

open access: yesAdvanced Engineering Materials, EarlyView.
Large‐scale puncture models consisting of hazardous materials (HAZMATs) tank car with protective steel–steel composite metal foam (S–S CMF) are solved numerically. Tank car plate with added 10.91–13.33 mm thick S–S CMF layer does not puncture. Protective S–S CMF absorbs impact energy, reduces plate deformation, and prevents shear bands formation ...
Aman Kaushik, Afsaneh Rabiei
wiley   +1 more source

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