نتایج جستجو برای: dimensionless parameters

تعداد نتایج: 582858  

2000
J. L. Acebal

The general method of reduction in the number of coupling parameters is applied in a Chern-Simons-matter model with several independent couplings. We claim that considering the asymptotic region, and expressing all dimensionless coupling parameters as functions of the Chern-Simons coupling, it is possible to show that all β-functions vanish to any order of perturbative series. Therefore, the mo...

2001
J. L. Acebal

The general method of reduction in the number of coupling parameters is applied to a Chern-Simons-matter model with several independent couplings. We claim that considering the asymptotic region, and expressing all dimensionless coupling parameters as functions of the Chern-Simons coupling, it is possible to show that all β-functions vanish to any order of the perturbative series. Therefore, th...

2013

Impinging jets are used in various in cooling and drying technique. The current research the means of improving the heat transfer for con minimum distance of the nozzle to the impingem impingement heat transfer is described using nume a wide range of parameters for an array of p parameters include varying jet flow speed, width o of nozzle, angle of the jet flow, velocity and impingement surface...

Journal: :Electrophoresis 2007
Zheng Chen Richard Graham Mark A Burns Ronald G Larson

We use a coarse-grained model proposed by Graham and Larson based on the temporary network model by Schieber et al.. [1] to simulate the electrophoretic motion of ssDNA and corresponding band broadening due to dispersion. With dimensionless numbers reflecting the experimental physical properties, we are able to simulate ssDNA behavior under weak to moderate electric field strengths for chains w...

Journal: :Int. J. Math. Mathematical Sciences 2010
Promise Mebine Rhoda H. Gumus

This paper investigates steady-state solutions to MHD thermally radiating and reacting thermosolutal viscous flow through a channel with porous medium. The reaction is assumed to be strongly exothermic under generalized Arrhenius kinetics, neglecting the consumption of the material. Approximate solutions are constructed for the governing nonlinear boundary value problem using WKBJ approximation...

Journal: :Langmuir : the ACS journal of surfaces and colloids 2017
Zhanjie Liu Yifan Wang Fernando J Muzzio Gerardo Callegari German Drazer

We present a method to characterize the wettability of powders, based on the penetration dynamics of a sessile drop deposited on a slightly compressed powder bed. First, we show that a direct comparison of the wetting properties of different liquids is possible without having to solve the three-dimensional liquid penetration problem, by considering the appropriate dimensionless variables. We sh...

Journal: :E3S web of conferences 2022

Spreading dynamics of liquid droplets impacting onto powder bed are experimentally studied using high-speed photography. Dimensionless numbers— We , Re the modified * and ∗ corrected by substrate deformation—are used to analyze impact behaviors droplets. The spreading time maximum factor further analyzed. is accurately described a universal scaling law that obtained from dimensionless vs. effec...

1999
V. S. Kovner R. G. Mints

We consider the initiating energy for traveling normal domains in large composite superconductors. We perform numerical simulations of normal zone initiation using the effective circuit model. The initiating energy is obtained as a function of transport current and four dimensionless parameters characterizing the composite and cooling conditions. We suggest an analytical expression determining ...

2015
K. Kaladhar S. S. Motsa D. Srinivasacharya

The radiation and thermal diffusion effects on mixed convection flow of couple stress fluid through a channel are investigated. The governing non-linear partial differential equations are transformed into a system of ordinary differential equations using similarity transformations. The resulting equations are then solved using the Spectral Quasi-linearization Method (QLM). The results, which ar...

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