Mathematics, Statistics & Physics: Recent submissions
Now showing items 21-40 of 738
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Carbon based sensors for air quality monitoring networks; middle east perspective
( Frontiers Media SA , 2024 , Article Review)IoT-based Sensors networks play a pivotal role in improving air quality monitoring in the Middle East. They provide real-time data, enabling precise tracking of pollution trends, informed decision-making, and increased ... -
The impact of online classes on sleep, physical activity, and cognition functioning among physical education students
( Frontiers Media SA , 2024 , Article)Introduction: Online education has become a crucial component of teachers' professional development, and universities incorporate innovative pedagogical approaches to enhance teachers' training. These approaches have proven ... -
Higher order self-adjoint operators with polynomial coefficients
( Texas State University - San Marcos , 2017 , Article)We study algebraic and analytic aspects of self-adjoint operators of order four or higher with polynomial coefficients. As a consequence, a systematic way of constructing such operators is given. The procedure is applied ... -
Nanofluid in tilted cavity with partially heated walls
( Elsevier , 2014 , Article)Lattice Boltzmann Method is applied to investigate the natural convection flow utilizing nanofluids in square enclosure with partially heated walls. The fluid in the cavity is a water-based nanofluid containing different ... -
A method for generating approximate similarity solutions of nonlinear partial differential equations
( Hindawi Publishing Corporation , 2014 , Article)Standard application of similarity method to find solutions of PDEs mostly results in reduction to ODEs which are not easily integrable in terms of elementary or tabulated functions. Such situations usually demand solving ... -
Symmetry analysis of the Klein-Gordon equation in Bianchi i spacetimes
( World Scientific , 2015 , Article)In this work we perform the symmetry classification of the Klein-Gordon equation in Bianchi I spacetime. We apply a geometric method which relates the Lie symmetries of the Klein-Gordon equation with the conformal algebra ... -
Noether symmetries and conservation laws of wave equation on static spherically symmetric spacetimes with higher symmetries
( Elsevier , 2014 , Article)In Bokhari et al. (2011), the Noether symmetries of the wave equation on a general spherically symmetric spacetime metric were provided in terms of five functions of the variables t and r subject to certain differential ... -
Ferromagnetic effects for nanofluid venture through composite permeable stenosed arteries with different nanosize particles
( American Institute of Physics , 2015 , Article)In the present article ferromagnetic field effects for copper nanoparticles for blood flow through composite permeable stenosed arteries is discussed. The copper nanoparticles for the blood flow with water as base fluid ... -
An alternative proof of Lie’s linearization theorem using a new λ-symmetry criterion
( Elsevier , 2015 , Article)An alternative proof of Lie’s approach for the linearization of scalar second-order ordinary differential equations is derived by using the relationship between λ-symmetries and first integrals. This relation further leads ... -
Mathematical analysis of ferromagnetic fluid embedded in a porous medium
( Elsevier , 2017 , Article)This article focuses on the impacts of heat transport phenomenon in a ferrofluid in presence of a magnetic dipole. The flow is caused by stretching of the surface. The analysis is disclosed with porous medium and thermal ... -
Chemically reactive species in the flow of a Maxwell fluid
( Elsevier , 2017 , Article)This article presents a research for boundary layer flow and heat transfer of a Maxwell fluid over an exponential stretching surface with thermal stratifications. The effect of homogeneous and heterogeneous reaction are ... -
Analysis of ferrite nanoparticles in the flow of ferromagnetic nanofluid
( Public Library of Science , 2018 , Article)Theoretical analysis has been carried out to establish the heat transport phenomenon of six different ferromagnetic MnZnFe2O4—C2H6O2 (manganese zinc ferrite-ethylene glycol), NiZnFe2O4—C2H6O2 (Nickel zinc ferrite-ethylene ... -
A computational model for suspensions of motile micro-organisms in the flow of ferrofluid
( Elsevier , 2020 , Article)The performance of friction drag, heat transfer rate, and mass transfer is illustrated the in boundary layer flow region via density of motile microorganisms. Magnetic dipole in presence of Curie temperature and density ... -
Hydrodynamics and ferrite nanoparticles in hybrid nanofluid
( Elsevier , 2020 , Article)The solids have higher heat transfer rate comparative to fluids, thus, in the present article, two different ferrite nano-particles are suspended in two different base fluids to demonstrates its impacts on the friction ... -
Effect of asymmetrical heat rise/fall on the film flow of magnetohydrodynamic hybrid ferrofluid
( Springer Nature , 2020 , Article)The movement of the ferrous nanoparticles is random in the base fluid, and it will be homogeneous under the enforced magnetic field. This phenomenon shows a significant impact on the energy transmission process. In view ... -
OpenFOAM for computational combustion dynamics
( Springer Nature , 2022 , Article)In computational fluid dynamics (CFD), the mathematical description of a physical phenomenon that involves fluid flow, combustion, and chemical reaction is combined with a numerical solution of the problem via the use of ... -
Algorithms for simultaneous block triangularization and block diagonalization of sets of matrices
( AIMS Press , 2023 , Article)In a recent paper, a new method was proposed to find the common invariant subspaces of a set of matrices. This paper investigates the more general problem of putting a set of matrices into block triangular or block-diagonal ... -
MHD effects on nanofluid with energy and hydrothermal behavior between two collateral plates application of new semi analytical technique
( Vinca Inst Nuclear Sci , 2017 , Article)In this study, heat and mass transfer characteristic of unsteady nanofluid flow between parallel plates is investigated. The important effect of Brownian motion and thermophoresis has been included in the model of nanofluid. ... -
A New Memristive Chaotic System with a Plane and Two Lines of Equilibria
( World Scientific , 2021 , Article)A new 4D memristive chaotic system with an infinite number of equilibria is proposed via exhaustive computer search. Interestingly, such a new memristive system has a plane of equilibria and two other lines of equilibria. ... -
Evaluation of flow pattern recognition and void fraction measurement in two phase flow independent of oil pipeline's scale layer thickness
( Elsevier , 2021 , Article)The main objective of the present research is to combine the effect of scale thickness on the flow pattern and characteristics of two-phase flow that is used in oil industry. In this regard, an intelligent nondestructive ...
