Results 21 to 30 of about 70,713 (291)

Influence of material transition and interfacial area changes on flow and concentration in electro-osmotic flows [PDF]

open access: yesAnalytica Chimica Acta, 2013
This paper presents a numerical study to investigate the effect of geometrical and material transition on the flow and progression of a sample plug in electrokinetic flows. Three cases were investigated: (a) effect of sudden cross-sectional area change (geometrical transition or mismatch) at the interface, (b) effect of only material transition (i.e ...
Sudheer D, Rani   +4 more
openaire   +2 more sources

Transition of interfacial area concentration distribution of air-water two-phase flow downstream of single horizontal tube and horizontal tube bundle

open access: yesNihon Kikai Gakkai ronbunshu, 2016
Measurements of the interfacial area concentration and the void fraction in a vertical upward air-water two-phase flow downward of single horizontal tube and horizontal tube bundle were carried out by a double sensor electrical conductivity probe.
Atsushi ISHIKAWA   +2 more
doaj   +1 more source

On the One-Dimensional Modeling of Vertical Upward Bubbly Flow

open access: yesScience and Technology of Nuclear Installations, 2018
The one-dimensional two-fluid model approach has been traditionally used in thermal-hydraulics codes for the analysis of transients and accidents in water–cooled nuclear power plants.
C. Peña-Monferrer   +5 more
doaj   +1 more source

Interfacial assignment of branched-alkyl benzene sulfonates: A molecular simulation

open access: yesAIP Advances, 2015
A molecular dynamics simulation was conducted to analyze orientations of sodium branched-alkyl benzene sulfonates molecules at nonane/water interface, which is helpful to design optimal surfactant structures to achieve ultralow interfacial tension (IFT).
Zi-Yu Liu   +6 more
doaj   +1 more source

Fracture dominant in friction stir spot welded joint between 6061 aluminum alloy and galvannealed steel based on microscale tensile testing

open access: yesMaterials & Design, 2022
The macroscale mechanical properties of dissimilar joints are generally influenced by the fracture behavior of joint interface. However, little is known about the dominant factor for the joint properties related with both macroscale fracture behavior and
Tomoki Matsuda   +6 more
doaj   +1 more source

Low-concentration tracer tests to measure air-water interfacial area in porous media

open access: yesChemosphere, 2020
The aqueous-based interfacial tracer method employing miscible-displacement tests is one method available for measuring air-water interfacial areas. One potential limitation to the method is the impact of tracer-induced drainage on the system. The objective of this study was to investigate the efficacy of a low-concentration tracer test method for ...
Mark L, Brusseau   +3 more
openaire   +3 more sources

Interfacial area measurements in subcooled flow boiling

open access: yes, 2001
The purpose of the present study was to measure two-phase parameters in subcooled flow boiling. These parameters include void fraction distribution, interfacial area concentration distribution, Sauter mean diameter, and the interfacial velocity.
Masukawa, Takuyki   +9 more
core   +1 more source

Measurements of interfacial area concentration in two-phase flow with two-point conductivity probe. Brief communication

open access: yes, 1997
Kataoka, Ishii and Serizawa analyzed the measurements of the local time-averaged interfacial area concentration in two-phase flow with a two-point conductivity probe. They considered the influence of the bubble velocity fluctuation on the measurement and
Beus, S.G., Wu, Q., Ishii, M., Zheng, D.
core   +1 more source

Enhanced antibacterial activity of ZnO-PMMA nanocomposites by selective plasma etching in atmospheric pressure

open access: yesMicro and Nano Engineering, 2021
We present an alternative route to enhance antibacterial activity of polymer matrix nanocomposites that incorporate biocidal nanomaterials, using open-air atmospheric pressure plasma etching.
P. Dimitrakellis   +6 more
doaj   +1 more source

Transferrin receptor 1‐mediated iron uptake supports thermogenic activation in human cervical‐derived adipocytes

open access: yesFEBS Letters, EarlyView.
In this study, we found that human cervical‐derived adipocytes maintain intracellular iron level by regulating the expression of iron transport‐related proteins during adrenergic stimulation. Melanotransferrin is predicted to interact with transferrin receptor 1 based on in silico analysis.
Rahaf Alrifai   +9 more
wiley   +1 more source

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