Results 11 to 20 of about 2,501,090 (267)

Reheating as a Surface Effect [PDF]

open access: yesPhysical Review Letters, 2002
We describe a new mechanism for reheating the Universe through evaporation of a surface charge of a fragmented inflaton condensate. We show that for a range of Yukawa coupling of the inflaton to the matter sector evaporation gives rise to a much smaller reheat temperature compared to the standard perturbative decay.
Enqvist, Kari   +2 more
openaire   +3 more sources

The surface effect of dentifrices [PDF]

open access: yesAustralian Dental Journal, 2000
AbstractThe aim of this study was to evaluate clinically three commercially available dentifrices and to determine any surface effects on tooth or gingival surfaces. Sixty‐four participants were included in this study and were allocated randomly to one of four treatment groups by an independent person to ensure the investigators were unaware of the ...
Meyers, I. A.   +3 more
openaire   +5 more sources

Surface effects on bulk plasmons [PDF]

open access: yesPhysical Review B, 1993
We discuss the effects of surfaces on bulk plasma oscillations in a metallic film of thickness $L$. The leading corrections to the plasma frequencies due to the surfaces are proportional to $L^{-1}$. dispersion relation of bulk modes, $ω=ω_p[1+α(q^2/k_F^2)] $, where the allowed $q$-values are $q^{(n)}=(nπ/\overline L)$, $\overline L\equiv L-2d_b$, and $
Heinonen, Olle, Kohn, Walter
openaire   +4 more sources

Surface Spin-Valve Effect [PDF]

open access: yesNano Letters, 2007
5 pages, 4 figs, to be published in Nano ...
Yanson, I. K.   +6 more
openaire   +3 more sources

Surface Discretisation Effects on 3D Printed Surface Appearance [PDF]

open access: yesCEUR Workshop Proceedings, 2020
This paper is published through the CEUR Workshop Proceedings (CEUR-WS.org): Free Open-Access Proceedings for Scientific Conferences and Workshops. Computer Science - Information Systems - Information Technology. Vol-2688: http://ceur-ws.org/Vol-2688/
Pranovich, Alina   +3 more
openaire   +1 more source

Effect of Free Surface Based on Submergence Depth of Underwater Vehicle

open access: yes한국해양공학회지, 2022
This paper presents the minimum submergence depth of an underwater vehicle that can remove the effect of free surface on the resistance of the underwater vehicle.
Taek-Geun Youn   +3 more
doaj   +1 more source

Study on Kerosene-submerged Jet Electrochemical Machining and Optimization of the Electrochemical Machining Parameters

open access: yesInternational Journal of Electrochemical Science, 2021
Kerosene-submerged jet electrochemical machining (Jet-ECM) has been proven to be an effective process to enhance the machining localization of Jet-ECM.
Xinchao Li   +7 more
doaj   +1 more source

Surface effects on the persistence length of nanowires and nanotubes

open access: yesTheoretical and Applied Mechanics Letters, 2014
Surface effects on the persistence length of quasi-one-dimensional nanomaterials are investigated by using the theory of surface elasticity and the core–shell model of nanobeams.
Hua Liu   +3 more
doaj   +1 more source

Effects of corners in surface superconductivity [PDF]

open access: yesCalculus of Variations and Partial Differential Equations, 2021
Abstract We study the Ginzburg–Landau functional describing an extreme type-II superconductor wire with cross section with finitely many corners at the boundary. We derive the ground state energy asymptotics up to o (1) errors in the surface superconductivity regime, i.e ...
Correggi, Michele   +1 more
openaire   +4 more sources

An energetically consistent surface correction method for bond-based peridynamics

open access: yesForces in Mechanics, 2022
A novel surface correction method is proposed for bond-based peridynamics which ensures energy consistency with a classical reference body for general affine deformations.
Jonas Ritter   +3 more
doaj   +1 more source

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