Browsing Mathematics, Statistics & Physics by Title
Now showing items 636-655 of 728
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Simulating local fields in carbon nanotube-reinforced composites for infinite strip with voids
( Springer , 2022 , Article)A numerical simulation of the thermal properties is conducted for an isotropic and homogeneous infinite strip composite reinforced by carbon nanotubes (CNTs) and containing voids. The CNTs can be uniformly or randomly ... -
Simulation of natural convective heat transfer and entropy generation of nanoparticles around two spheres in horizontal arrangement
( Elsevier , 2021 , Article)Herein, laminar convective heat transfer from two horizontally arranged spheres has been evaluated by using numerical models inside water-based fluids incorporated with alumina (Al2O3), copper oxide (CuO), and copper (Cu) ... -
Simultaneous solutions for first order and second order slips on micropolar fluid flow across a convective surface in the presence of Lorentz force and variable heat source/sink
( Nature Publishing Group , 2019 , Article)This report presents the flow and heat transfer characteristics of MHD micropolar fluid due to the stretching of a surface with second order velocity slip. The influence of nonlinear radiation and irregular heat source/sink ... -
Sinc-based computations of eigenvalues of Dirac systems
( Springer Netherlands , 2007 , Article)The celebrated classical sampling theorem is used to compute approximate values of the eigenvalues of Dirac systems with eigenvalue parameter in the boundary conditions. We deal with problems with an eigenparameter in one ... -
Single-step feedback linearization with assignable dynamics for hyperbolic PDE
( Institute of Electrical and Electronics Engineers Inc. , 2015 , Conference Paper)The present work proposes an extension of single-step feedback linearization with pole-placement formulation to the class of nonlinear hyperbolic systems. In particular, the mathematical formulation in the context of ... -
Single-step full-state feedback control design for nonlinear hyperbolic PDEs
( Taylor and Francis Ltd. , 2019 , Article)The present work proposes an extension of single-step formulation of full-state feedback control design to the class of distributed parameter system described by nonlinear hyperbolic partial differential equations (PDEs). ... -
Single-Walled Carbon-Nanotubes-Based Organic Memory Structures
( MDPI AG , 2016 , Article)The electrical behaviour of organic memory structures, based on single-walled carbon-nanotubes (SWCNTs), metal–insulator–semiconductor (MIS) and thin film transistor (TFT) structures, using poly(methyl methacrylate) (PMMA) ... -
Siting of pv power plants on inclined terrains
( Taylor and Francis Ltd. , 2014 , Article)Most of the studies conducted on solar energy assessment and solar system siting focus on flat terrains that are usually difficult and expensive to acquire in urban areas. This paper investigates the possibility of using ... -
Size-selected fabrication of alloy nanoclusters by plasma-gas condensation
( Elsevier Ltd , 2018 , Article)This work reports on the production of alloy Ti-Cu nanoclusters by magnetron sputtering and plasma-gas condensation inside an ultra-high compatible system. Inert-gas was introduced inside a source chamber to generate plasma, ... -
Social And Behavioral Risk Factors Influencing Driver's Involvement In Rd Traffic Accidents In Qatar
( Hamad bin Khalifa University Press (HBKU Press) , 2014 , Conference Paper)On average, traffic accidents kill around 137 people around the world every hour. In 2004, road injuries were the first leading cause of death and predicted to be the fifth leading cause of death by 2030. Although the ... -
Social and Demographic Factors Associated with Morbidities in Young Children in Egypt: A Bayesian Geo-Additive Semi-Parametric Multinomial Model
( Public Library of Science (PLoS) , 2016 , Article)Background Globally, the burden of mortality in children, especially in poor developing countries, is alarming and has precipitated concern and calls for concerted efforts in combating such health problems. Examples of ... -
Solving a class of integral equations via contractive mapping with rational type
( New York Business Global , 2020 , Article)In this paper, using rational type contractive conditions, the existence and uniqueness of common coupled fixed point theorem in the set up of Gb-metric spaces is studied. The derived result cover and generalize some ... -
Solving fractional diffusion and wave equations by modified homotopy perturbation method
( Elsevier B.V. , 2007 , Article)This Letter applies the modified He's homotopy perturbation method (HPM) suggested by Momani and Odibat to obtaining solutions of linear and nonlinear fractional diffusion and wave equations. The fractional derivative is ... -
Solving Integral Equations Using Weakly Compatible Mappings via D*-Metric Spaces
( MDPI , 2022 , Article)We introduce a new pair of mappings (S, T) on D∗-metric spaces called DS∗-W.C. and DR∗S-W.C. Many examples are presented to show the difference between these mappings and other types of mappings in the literature. Moreover, ... -
Solving systems of fractional differential equations using differential transform method
( Elsevier B.V. , 2007 , Article)This paper presents approximate analytical solutions for systems of fractional differential equations using the differential transform method. The fractional derivatives are described in the Caputo sense. The application ... -
Some coincidence point results for generalized (ψ,φ) -weakly contractive mappings in ordered G-metric spaces
( Hindawi Publishing Corporation , 2013 , Article)The aim of this paper is to present some coincidence point results for six mappings satisfying the generalized (ψ,φ) -weakly contractive condition in the framework of partially ordered G-metric spaces. To elucidate our ... -
Some common fixed point results of graphs on b-metric space
( International Scientific Research Publications , 2016 , Article)The aim of this paper is to present some coincidence point results and common fixed points for pair of self-mappings satisfying generalized contractive condition in the framework of b-metric spaces endowed with a graph. ... -
Some coupled fixed point theorems on multiplicative metric spaces with an application
( AIMS Press , 2022 , Article)This article aims to prove some coupled fixed point (FP) theorems for nonlinear contractive type mapping in multiplicative metric space (MM-space). Our presented work consists of the maximum type and some other expressions ... -
Some fixed and periodic point results for generalized contractions on partial ordered metric space with applications in metric space
( Boletim da Sociedade Paranaense de Matematica , 2021 , Article)In this paper, we introduce new type of Θ-contraction in termof a self-mapping on a metric space to obtain common fixed point results. Some examples arealso provided to support the validity of our results and concepts ... -
Some fixed point results on G-metric and Gb-metric spaces
( Warsaw University , 2017 , Article)The purpose of this paper is to prove some xed point results using JS-G-contraction on G-metric spaces, also to prove some xed point results on Gb-complete metric space for a new contraction. Our results extend and improve ...