Browsing by Author "Mustafa, M.T."
Now showing items 1-20 of 23
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Analysis of ferrite nanoparticles in the flow of ferromagnetic nanofluid
Muhammad N.; Nadeem S.; Mustafa M.T. ( 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 ... -
Approximate analytic solutions of transient nonlinear heat conduction with temperature-dependent thermal diffusivity
Mustafa, M.T.; Arif, A.F.M.; Masood, Khalid ( Hindawi Publishing Corporation , 2014 , Article)A new approach for generating approximate analytic solutions of transient nonlinear heat conduction problems is presented. It is based on an effective combination of Lie symmetry method, homotopy perturbation method, finite ... -
Classification of the Lie and Noether point symmetries for the Wave and the Klein–Gordon equations in pp-wave spacetimes
Paliathanasis A.; Tsamparlis M.; Mustafa M.T. ( Elsevier B.V. , 2018 , Article)A complete classification of the Lie and Noether point symmetries for the Klein–Gordon and the wave equation in pp-wave spacetimes is obtained. The classification analysis is carried out by reducing the problem of the ... -
Construction of S-Box based on chaotic map and algebraic structures
Hussain I.; Anees A.; Al-Maadeed T.A.; Mustafa M.T. ( MDPI AG , 2019 , Article)The Advanced Encryption Standard (AES) is widely used in different kinds of security applications. The substitution box (S-box) is the main component of many modern symmetric encryption ciphers that provides confusion ... -
Effect of Lorentz forces on forced-convection nanofluid flow over a stretched surface
Sheikholeslami, Mohsen; Mustafa, M. T.; Ganji, Davood Domiri ( Elsevier B.V. , 2016 , Article)Magnetic nanofluid hydrothermal analysis over a plate is studied that includes consideration of thermal radiation. The Runge-Kutta (RK4) method is utilized to get solution of ODEs which are obtained from similarity solution. ... -
Embedding algorithms and applications to differential equations
Ali S.; Azad H.; Biswas I.; Ghanam R.; Mustafa M.T. ( Academic Press , 2018 , Article)Algorithms for embedding certain types of nilpotent subalgebras in maximal subalgebras of the same type are developed, using methods of real algebraic groups. These algorithms are applied to determine non-conjugate subalgebras ... -
Embodied water for urban economy: A three-scale input-output analysis for Beijing 2010
Han, M.Y.; Chen, G.Q.; Mustafa, M.T.; Hayat, T.; Shao, Ling; Li, J.S.; Xia, X.H.; Ji, Xi... more authors ... less authors ( Elsevier , 2015 , Article)The scheme of a three-scale input-output analysis is presented in this study to investigate the water use profile of the urban economy in Beijing. Defined as total water including direct and indirect water, embodied water ... -
Higher order self-adjoint operators with polynomial coefficients
Azad, H.; Laradji, A.; Mustafa, M.T. ( 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 ... -
Hybrid isothermal model for the ferrohydrodynamic chemically reactive species
Muhammad N.; Nadeem S.; Mustafa M.T. ( Institute of Physics Publishing , 2019 , Article)A hybrid isothermal model for the homogeneous-heterogeneous reactions in ferrohydrodynamic boundary layer flow is established. The characteristics of Newtonian heating and magnetic dipole in a ferrofluid due to a stretchable ... -
Impact of magnetic dipole on a thermally stratified ferrofluid past a stretchable surface
Muhammad N.; Nadeem S.; Mustafa M.T. ( SAGE Publications Ltd , 2019 , Article)This article focuses on the characteristics of a magnetic dipole in a viscous ferrofluid induced by linear stretched surface. The analysis is disclosed by thermally stratified phenomenon and stagnation point. It is also ... -
Invariant characterization of scalar third-order ODEs that admit the maximal point symmetry Lie algebra
Al-Dweik A.Y.; Mustafa M.T.; Mahomed F.M. ( John Wiley and Sons Ltd , 2018 , Article)The Cartan equivalence method is used to deduce an invariant characterization of the scalar third-order ordinary differential equation u"' = f(x, u, u', u"), which admits the maximal 7-dimensional point symmetry Lie algebra. ... -
Invariant characterization of third-order ordinary differential equations u''=f(x,u,u',u) with five-dimensional point symmetry group
Al-Dweik A.Y.; Mahomed F.M.; Mustafa M.T. ( Elsevier B.V. , 2019 , Article)The Cartan equivalence method is applied to provide an invariant characterization of the third-order ordinary differential equation u''=f(x,u,u',u') which admits a five-dimensional point symmetry Lie algebra. The invariant ... -
Invariant solutions of the Wave equation on static spherically symmetric spacetimes admitting G7 isometry algebra
AzadH.; AnayaK.; Al-DweikA.Y.; MustafaM.T. ( MDPIAG , 2018 , Article)Algorithms to construct the optimal systems of dimension of at most three of Lie algebras are given. These algorithms are applied to determine the Lie algebra structure and optimal systems of the symmetries of the wave ... -
Invariants of third‐order ordinary differential equations y′′′=f(x,y,y′,y′′) via point transformations
Al-Dweik, Ahmad Y.; Mustafa, M. T.; Azad, H.; Mahomed, F. M. ( John Wiley and Sons Ltd , 2016 , Article)A new systematic method to find the relative invariant differentiation operators is developed. We incorporate this new approach with Lie's infinitesimal method to study the general class y′′′ = f(x, y, y′, y′′) under general ... -
Linearization of third-order ordinary differential equations u'''=f(x,u,u',u') via point transformations
Al-Dweik A.Y.; Mustafa M.T.; Mahomed F.M.; Alassar R.S. ( John Wiley and Sons Ltd , 2018 , Article)The linearization problem for scalar third-order ordinary differential equations via point transformations was solved partially in the works of Al-Dweik et al by the use of the Cartan equivalence method. In order to solve ... -
Magnetohydrodynamic bio-convection flow of Oldroyd-B nanofluid past a melting sheet with cross diffusion
Reddy M.G.; Sandeep N.; Saleem S.; Mustafa M.T. ( American Scientific Publishers , 2018 , Article)The boundary layer flow across a melting surface has gotten awesome consideration due to its inexhaustible pragmatic applications in nuclear reactor technology, acoustical components, chemical and manufacturing procedures. ... -
New parametric solutions of some abel equations
Mustafa, M. T. ( University of Miskolc , 2016 , Article)New parametric solutions of some Abel equations of second kind are found. The scheme for construction of these solutions utilizes a combination of differential invariants of a symmetry of an associated second order ODE and ... -
A novel method to generate key-dependent s-boxes with identical algebraic properties
Ahmad Y., Al-Dweik; Hussain, Iqtadar; Saleh, Moutaz; Mustafa, M.T. ( Elsevier , 2022 , Article)The s-box plays the vital role of creating confusion between the ciphertext and secret key in any cryptosystem, and is the only nonlinear component in many block ciphers. Dynamic s-boxes, as compared to static, improve ... -
On computing joint invariants of vector fields
Azad, H.; Biswas, I.; Ghanam, R.; Mustafa, M.T. ( Elsevier , 2015 , Article)A constructive version of the Frobenius integrability theorem-that can be programmed effectively-is given. This is used in computing invariants of groups of low ranks and recover examples from a recent paper of Boyko etal. (2009). -
Quantization of the Szekeres system
Paliathanasis A.; Zampeli A.; Christodoulakis T.; Mustafa M.T. ( Institute of Physics Publishing , 2018 , Article)We study the quantum corrections on the Szekeres system in the context of canonical quantization in the presence of symmetries. We start from an effective point-like Lagrangian with two integrals of motion, one corresponding ...