Results 51 to 60 of about 11,797 (165)

Analytical and Asymptotic Modeling of Coupled Transient Gas Redistribution Induced by Simultaneous Injection and Withdrawal in Transmission Pipelines

open access: yesMathematical and Computational Applications
This study develops an analytical and computational framework for coupled transient gas redistribution induced by simultaneous localized injection and withdrawal in transmission pipelines.
Ahad Mammadov   +2 more
doaj   +1 more source

Comparison of Different Analytic Solutions to Axisymmetric Squeezing Fluid Flow between Two Infinite Parallel Plates with Slip Boundary Conditions

open access: yesAbstract and Applied Analysis, 2012
We investigate squeezing flow between two large parallel plates by transforming the basic governing equations of the first grade fluid to an ordinary nonlinear differential equation using the stream functions ur(r,z,t)=(1/r)(∂ψ/∂z) and uz(r,z,t)=−(1/r ...
Hamid Khan   +3 more
doaj   +1 more source

On the formation of fold-type oscillation marks in the continuous casting of steel [PDF]

open access: yesRoyal Society Open Science, 2017
Asymptotic methods are employed to revisit an earlier model for oscillation-mark formation in the continuous casting of steel. A systematic non-dimensionalization of the governing equations, which was not carried out previously, leads to a model with 12 ...
M. Vynnycky   +5 more
doaj   +1 more source

A note on asymptotic profiles for the thermoelastic plate system

open access: yesProceedings of the American Mathematical Society, 2023
We investigate the Cauchy problem for the thermoelastic plate system associated with Newton’s law of cooling, where optimal growth ( n ⩽
Chen, Wenhui, Liu, Yan
openaire   +3 more sources

A maximum-type microbial differential abundance test with application to high-dimensional microbiome data analyses

open access: yesFrontiers in Cellular and Infection Microbiology, 2022
BackgroundHigh-throughput metagenomic sequencing technologies have shown prominent advantages over traditional pathogen detection methods, bringing great potential in clinical pathogen diagnosis and treatment of infectious diseases.
Zhengbang Li   +4 more
doaj   +1 more source

Pointwise asymptotic behavior of perturbed viscous shock profiles

open access: yesAdvances in Differential Equations, 2006
We consider the asymptotic behavior of perturbations of Lax and overcompressive type viscous shock profiles arising in systems of regularized conservation laws with strictly parabolic viscosity, and also in systems of conservation laws with partially parabolic regularizations such as arise in the case of the compressible Navier--Stokes equations and in
Howard, Peter, Raoofi, Mohammadreza
openaire   +3 more sources

Physically viable wormholes from dark matter halos in quartic gravity

open access: yesNuclear Physics B
This study investigates the possible traversable wormhole solutions’ presence within quadratic f(R) gravity, using f(R)=R+αR2 model and supported by galactic dark matter halo characteristics.
Ubaid Zaman, M. Ilyas, Iftikhar Ahmad
doaj   +1 more source

Optimal Homotopy Asymptotic Solution for Exothermic Reactions Model with Constant Heat Source in a Porous Medium

open access: yesAdvances in Mathematical Physics, 2015
The heat flow patterns profiles are required for heat transfer simulation in each type of the thermal insulation. The exothermic reaction models in porous medium can prescribe the problems in the form of nonlinear ordinary differential equations. In this
Fazle Mabood, Nopparat Pochai
doaj   +1 more source

New asymptotic profiles of nonstationary solutions of the Navier–Stokes system

open access: yesJournal de Mathématiques Pures et Appliquées, 2007
26 pages, article to appear in Journal de Math\'ematiques Pures et Appliqu ...
Brandolese, Lorenzo, Vigneron, Francois
openaire   +3 more sources

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