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Numerical analysis of 3-D MHD hybrid nanofluid over a rotational disk in presence of thermal radiation with Joule heating and viscous dissipation effects using Lobatto IIIA technique

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

In this research, the phenomenon of heat and mass transfer in 3D radiative flow of hybrid nanofluid over a rotational disk is investigated. Nanopartic......

Effect of injection parameters and producer gas derived from redgram stalk on the performance and emission characteristics of a diesel engine

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (3)

The improvement in performance has been observed by changing the injector nozzle's geometry of the dual-fuel liquid-gas engine. The combined effect of......

Numerical solutions of time-fractional Klein-Gordon equations by clique polynomials

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (5)

This work adopts to the time-fractional Klein-Gordon equation (FKGE) in the Caputo sense. We present a new technique using the clique polynomial as ba......

Modeling the dynamics of novel coronavirus (COVID-19) via stochastic epidemic model

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

Novel coronavirus disease is a burning issue all over the world. Spreading of the novel coronavirus having the characteristic of rapid transmission wh......

A novel Covid-19 model with fractional differential operators with singular and non-singular kernels: Analysis and numerical scheme based on Newton polynomial

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

To capture more complexities associated to the spread of Covid-19 within a given population, we considered a system of nine differential equations tha......

An epidemic prediction from analysis of a combined HIV-COVID-19 co-infection model via ABC-fractional operator

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (3)

The whole world is still shaken by the new corona virus and many countries are starting opting for the lockdown again after the first wave that alread......

An optimal control analysis of a COVID-19 model

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (3)

This paper aims to explore the optimal control of the novel pandemic COVID-19 using non-clinical approach. We formulate a mathematical model to analyz......

A novel method for analysing the fractal fractional integrator circuit

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

In this article, we propose the integrator circuit model by the fractal-fractional operator in which fractional-order has taken in the Atangana-Balean......

Stability analysis of solutions and existence theory of fractional Lagevin equation

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

The present article describes fractional Langevin equations (FDEs) invloving Caputo Hadamard-derivative of independent orders connected with non-local......

On the new fractional configurations of integro-differential Langevin boundary value problems

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (5)

In this paper, we present the existence criteria for the solutions of boundary value problems involving generalized fractional integro-Langevin equati......

Effects of hybrid nanofluid on novel fractional model of heat transfer flow between two parallel plates

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

In this paper, it has been discussed the fractional model of Brinkman type fluid (BTF) holding hybrid nanoparticles. Titanium dioxide (TiO2) and silve......

Study of Hilfer fractional evolution equations by the properties of controllability and stability

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

This paper is devoted to discuss Hilfer fractional evolution equations through its controllability and stability in a Banach space. We achieve our cla......

Fractional simulation for Darcy-Forchheimer hybrid nanoliquid flow with partial slip over a spinning disk

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (5)

The present effort elaborates the fractional analyses for Darcy-Forchheimer hybrid nanoliquid flow over a porous spinning disk. Temperature and concen......

Symmetry of standing waves for two kinds of fractional Hardy-Schrodinger equations

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (4)

In this paper, we consider two kinds of nonlinear Schrodinger equations with the fractional Laplacian and Hardy potential (lambda/vertical bar x verti......

Novel explicit breath wave and numerical solutions of an Atangana conformable fractional Lotka-Volterra model

期刊: ALEXANDRIA ENGINEERING JOURNAL, 2021; 60 (5)

This research studies novel analytical solutions of an Atangana conformable fractional Lotka-Volterra (LV) model system arising in ecology by means of......

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