All Stories

  1. Periodic problems of unforced/periodically-forced nonlinear oscillators: Theoretical formulation and boundary shape function method

    Article • Mechanical Systems and Signal Processing, January 2026, Elsevier

    Prof. Essam El-Zahar

  2. Turbulent magnetic flux and heat transfer amplitude of unsteady MHD fluid using solar energy and joule heating with thermally stratified medium and gravitational conditions

    Article • Case Studies in Thermal Engineering, October 2025, Elsevier

    Prof. Essam El-Zahar

  3. Thermal performance evaluation of graphene oxide and silicone oil-based nanofluid for multisituation porous media flow using nanoparticle’s shape-dependent thermophysical characteristics

    Article • Case Studies in Thermal Engineering, October 2025, Elsevier

    Prof. Essam El-Zahar

  4. Williamson nanofluid aspects on fluctuating radiative heat and mass transfer with viscous dissipation along heat exchanger plate in nuclear-power plants

    Article • Case Studies in Thermal Engineering, July 2025, Elsevier

    Prof. Essam El-Zahar

  5. Wave oscillation in periodic-boundary layers and turbulent heat flow using Powell-Eyring nanofluid, nonlinear radiation and entropy generation via finite-difference method

    Article • Chaos Solitons & Fractals, July 2025, Elsevier

    Prof. Essam El-Zahar

  6. Amplitude analysis of turbulent boundary layers and oscillatory heat transfer using Powell-Eyring nanofluid, exothermic reaction and periodic Stokes conditions

    Article • Chaos Solitons & Fractals, April 2025, Elsevier

    Prof. Essam El-Zahar

  7. An Adaptive Semi-Analytical Approach in Solving Nonlinear Korteweg-De Vries Equations

    Article • CFD letters, December 2024, Akademia Baru Publishing

    Prof. Essam El-Zahar

  8. Unsteady chemically reactive heat and mass transfer during Darcy Forchheimer radiative nanofluid flow with slip conditions: Application to nano‐lubrications and cutting process

    Article • ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, September 2024, Wiley

    Prof. Essam El-Zahar

  9. Computational analysis of microgravity and viscous dissipation impact on periodical heat transfer of MHD fluid along porous radiative surface with thermal slip effects

    Article • Case Studies in Thermal Engineering, August 2024, Elsevier

    Prof. Essam El-Zahar

  10. Oscillatory and non-oscillatory analysis of heat and mass transfer of Darcian MHD flow of nanofluid along inclined radiating plate with joule heating and multiple slip effects: Microgravity analysis

    Article • Case Studies in Thermal Engineering, August 2024, Elsevier

    Prof. Essam El-Zahar, Prof. Saleh Al Arni

  11. Microgravity analysis of periodic oscillations of heat and mass transfer of Darcy-Forchheimer nanofluid along radiating stretching surface with Joule heating effects

    Article • Results in Physics, July 2024, Elsevier

    Prof. Essam El-Zahar

  12. Solar radiation and heat sink impact on fluctuating mixed convective flow and heat rate of Darcian nanofluid: Applications in electronic cooling systems

    Article • Case Studies in Thermal Engineering, July 2024, Elsevier

    Prof. Essam El-Zahar

  13. Optimal Combination of the Splitting–Linearizing Method to SSOR and SAOR for Solving the System of Nonlinear Equations

    Article • Mathematics, June 2024, MDPI AG

    Prof. Essam El-Zahar

  14. Heat and mass transfer in magnetohydrodynamic boundary layer flow of second-grade nanofluid fluid past inclined stretching permeable surface implanted in a porous medium

    Article • International Journal of Modelling and Simulation, April 2024, Taylor & Francis

    Prof. Essam El-Zahar

  15. Analytical study to solving the inhomogeneous pantograph delay equation: the exact solution

    Article • Journal of Mathematics and Computer Science, March 2024, International Scientific Research Publications MY SDN. BHD.

    Prof. Essam El-Zahar

  16. Artificial neural network of thermal Buoyancy and Fourier flux impact on suction/injection‐based Darcy medium surface filled with hybrid and ternary nanoparticles

    Article • ZAMM ‐ Journal of Applied Mathematics and Mechanics / Zeitschrift für Angewandte Mathematik und Mechanik, February 2024, Wiley

    Prof. Essam El-Zahar

  17. Heat Transfer in Hybrid Nanofluid Flow Past an Infinite Orthogonal Plate with Biot Number and Velocity Slip Effects

    Article • Journal of Nanofluids, February 2024, American Scientific Publishers

    Prof. Essam El-Zahar

  18. Amplitude and oscillating frequency of chemically reactive flow along inclined gravity-driven surface in the presence of thermal conductivity

    Article • Case Studies in Thermal Engineering, February 2024, Elsevier

    Prof. Essam El-Zahar

  19. Developed analytical approach for a special kind of differential-difference equation: Exact solution

    Article • Journal of Mathematics and Computer Science, January 2024, International Scientific Research Publications MY SDN. BHD.

    Prof. Essam El-Zahar

  20. Approximate Analytical Solutions for Strongly Coupled Systems of Singularly Perturbed Convection–Diffusion Problems

    Article • Mathematics, January 2024, MDPI AG

    Prof. Essam El-Zahar

  21. Piecewise approximate analytical solutions of high-order reaction-diffusion singular perturbation problems with boundary and interior layers

    Article • AIMS Mathematics, January 2024, American Institute of Mathematical Sciences (AIMS)

    Prof. Essam El-Zahar

  22. Thermal radiation effects on oscillating frequency of heat transfer of Darcy–Forchheimer nanofluid with chemical reaction and applications in machining operations

    Article • Physics of Fluids, January 2024, American Institute of Physics

    Prof. Essam El-Zahar

  23. Amplitude of heat and mass transfer of gravity-driven convective oscillatory flow along inclined heated plate under reduced gravity and viscosity

    Article • Case Studies in Thermal Engineering, January 2024, Elsevier

    Prof. Essam El-Zahar

  24. Advances in mathematical analysis for solving inhomogeneous scalar differential equation

    Article • AIMS Mathematics, January 2024, Tsinghua University Press

    Prof. Essam El-Zahar

  25. A novel analytical treatment for the Ambartsumian delay differential equation with a variable coefficient

    Article • AIMS Mathematics, January 2024, Tsinghua University Press

    Prof. Essam El-Zahar

  26. Significance of thermal density and viscous dissipation on heat and mass transfer of chemically reactive nanofluid flow along stretching sheet under magnetic field

    Article • Results in Engineering, December 2023, Elsevier

    Prof. Essam El-Zahar

  27. Thermal analysis of mineral oil-based hybrid nanofluid subject to time-dependent energy and flow conditions and multishaped nanoparticles

    Article • Journal of Thermal Analysis and Calorimetry, November 2023, Springer Science + Business Media

    Prof. Essam El-Zahar

  28. A Two-Dimensional Variant of Newton’s Method and a Three-Point Hermite Interpolation: Fourth- and Eighth-Order Optimal Iterative Schemes

    Article • Mathematics, November 2023, MDPI AG

    Prof. Essam El-Zahar

  29. Projectile Motion in Special Theory of Relativity: Re-Investigation and New Dynamical Properties in Vacuum

    Article • Mathematics, September 2023, MDPI AG

    Prof. Essam El-Zahar

  30. Dynamical Optimal Values of Parameters in the SSOR, AOR, and SAOR Testing Using Poisson Linear Equations

    Article • Mathematics, September 2023, MDPI AG

    Prof. Essam El-Zahar

  31. Amplitude and oscillating assessment of thermal and magnetic boundary layer flow across circular heated cylinder with heat source/sink

    Article • Case Studies in Thermal Engineering, September 2023, Elsevier

    Prof. Essam El-Zahar

  32. Comparative thermal analysis of Nickel and Tantalum based hybrid nanofluid using constant proportional Caputo and Atangana–Baleanu operators with time-controlled condition

    Article • Case Studies in Thermal Engineering, September 2023, Elsevier

    Prof. Essam El-Zahar

  33. Heat transfer assessment with entropy generation and thermal density effects on boundary layer flow of magneto nanofluid across the stretching sheet under magnetic field

    Article • Thermal Science and Engineering Progress, August 2023, Elsevier

    Prof. Essam El-Zahar

  34. Retraction notice to “Theoretical study of MHD electro-osmotically flow of third-grade fluid in micro channel” [Applied Mathematics and Computation 420(2022) / 126868]

    Article • Applied Mathematics and Computation, August 2023, Elsevier

    Prof. Essam El-Zahar

  35. A Proposed Application of Fractional Calculus on Time Dilation in Special Theory of Relativity

    Article • Mathematics, July 2023, MDPI AG

    Prof. Essam El-Zahar

  36. Exact Solution of Non-Homogeneous Fractional Differential System Containing 2n Periodic Terms under Physical Conditions

    Article • Mathematics, July 2023, MDPI AG

    Prof. Essam El-Zahar

  37. Viscous dissipation and variable viscosity impacts on oscillatory heat and mass transfer of gravity-driven reactive flow along heated plate

    Article • Physics of Fluids, July 2023, American Institute of Physics

    Prof. Essam El-Zahar

  38. Mathematical Physics of Time Dilation through Curved Trajectories with Applications

    Article • Mathematics, May 2023, MDPI AG

    Prof. Essam El-Zahar

  39. Applications of triadic hybridized-cross nanomaterials suspended in engine oil using quadratic and linear convection with magnetic dipole

    Article • Case Studies in Thermal Engineering, April 2023, Elsevier

    Prof. Essam El-Zahar

  40. A Novel Approach to Solving Fractional-Order Kolmogorov and Rosenau–Hyman Models through the q-Homotopy Analysis Transform Method

    Article • Mathematics, March 2023, MDPI AG

    Prof. Essam El-Zahar

  41. NUMERICAL ANALYSIS OF FRACTIONAL- ORDER EMDEN–FOWLER EQUATIONS USING MODIFIED VARIATIONAL ITERATION METHOD

    Article • Fractals, March 2023, World Scientific Pub Co Pte Lt

    Prof. Essam El-Zahar

  42. AN EFFECTIVE SHOOTING PIECEWISE ANALYTICAL INTEGRATION METHOD FOR SINGULAR PERTURBATION TWO-POINT BOUNDARY VALUE PROBLEMS

    Article • Advances in Differential Equations and Control Processes, January 2023, Pushpa Publishing House

    Prof. Essam El-Zahar

  43. Nonlinear Algebraic Equations Solved by an Optimal Splitting-Linearizing Iterative Method

    Article • Computer Modeling in Engineering & Sciences, January 2023, Computers, Materials and Continua (Tech Science Press)

    Prof. Essam El-Zahar

  44. Analytical and Numerical Simulations of a Delay Model: The Pantograph Delay Equation

    Article • Axioms, December 2022, MDPI AG

    Prof. Essam El-Zahar

  45. The Exact Solutions of Fractional Differential Systems with n Sinusoidal Terms under Physical Conditions

    Article • Symmetry, December 2022, MDPI AG

    Prof. Essam El-Zahar

  46. Heat transfers thermodynamic activity of a second-grade ternary nanofluid flow over a vertical plate with Atangana-Baleanu time-fractional integral

    Article • Alexandria Engineering Journal, December 2022, Elsevier

    Prof. Essam El-Zahar

  47. MHD electroosmotic peristaltic flow of Jeffrey nanofluid with slip conditions and chemical reaction

    Article • Alexandria Engineering Journal, December 2022, Elsevier

    Prof. Essam El-Zahar

  48. Extended Residual Power Series Algorithm for Boundary Value Problems

    Article • Mathematical Problems in Engineering, September 2022, Hindawi Publishing Corporation

    Prof. Essam El-Zahar

  49. An analytical study of the unsteady nonlinear convection flow of nanofluids in an infinitely rectangular channel

    Article • Waves in Random and Complex Media, September 2022, Taylor & Francis

    Prof. Essam El-Zahar

  50. The significance of exponential space-based heat generation and variable thermophysical properties on the dynamics of Casson fluid over a stratified surface with non-uniform thickness

    Article • Waves in Random and Complex Media, September 2022, Taylor & Francis

    Prof. Essam El-Zahar

  51. Author Correction: Finite element analysis for ternary hybrid nanoparticles on thermal enhancement in pseudo-plastic liquid through porous stretching sheet

    Article • Scientific Reports, September 2022, Springer Science + Business Media

    Prof. Essam El-Zahar

  52. Homotopic solutions of an unsteady magnetohydrodynamic flow of Casson nanofluid flow by a vertical cylinder with Brownian and viscous dissipation effects

    Article • Waves in Random and Complex Media, August 2022, Taylor & Francis

    Prof. Essam El-Zahar

  53. Higher-Order Asymptotic Numerical Solutions for Singularly Perturbed Problems with Variable Coefficients

    Article • Mathematics, August 2022, MDPI AG

    Prof. Essam El-Zahar

  54. Galerkin finite element analysis for the augmentation in thermal transport of ternary-hybrid nanoparticles by engaging non-Fourier’s law

    Article • Scientific Reports, August 2022, Springer Science + Business Media

    Prof. Essam El-Zahar

  55. Thermal conductivity performance in propylene glycol-based Darcy-Forchheimer nanofluid flow with entropy analysis

    Article • Journal of Petroleum Science and Engineering, August 2022, Elsevier

    Prof. Essam El-Zahar

  56. Modeling of three dimensional Prandtl hybrid nano-material over a heated rotating cone involving hall and ion slip currents via finite element procedure

    Article • Scientific Reports, July 2022, Springer Science + Business Media

    Prof. Essam El-Zahar

  57. LSM and DTM-Pade approximation for the combined impacts of convective and radiative heat transfer on an inclined porous longitudinal fin

    Article • Case Studies in Thermal Engineering, July 2022, Elsevier

    Prof. Essam El-Zahar, Prof. Prasannakumara B.C

  58. Analysis of natural convection flows of Jeffrey fluid with Prabhakar-like thermal transport

    Article • Case Studies in Thermal Engineering, July 2022, Elsevier

    Prof. Essam El-Zahar

  59. A study of triple-mass diffusion species and energy transfer in Carreau–Yasuda material influenced by activation energy and heat source

    Article • Scientific Reports, June 2022, Springer Science + Business Media

    Prof. Essam El-Zahar

  60. Analysis of Fractional-Order Regularized Long-Wave Models via a Novel Transform

    Article • Journal of Function Spaces, June 2022, Hindawi Publishing Corporation

    Prof. Essam El-Zahar

  61. Finite element analysis for ternary hybrid nanoparticles on thermal enhancement in pseudo-plastic liquid through porous stretching sheet

    Article • Scientific Reports, June 2022, Springer Science + Business Media

    Prof. Essam El-Zahar

  62. Analysis of fourth-grade fluid model over a stretchable surface with Riga plate subject to permeable medium

    Article • Journal of Computational Design and Engineering, June 2022, Oxford University Press (OUP)

    Prof. Essam El-Zahar

  63. Application of random forest for modelling of surface water salinity

    Article • Ain Shams Engineering Journal, June 2022, Elsevier

    Prof. Essam El-Zahar

  64. Forced convection three-dimensional Maxwell nanofluid flow due to bidirectional movement of sheet with zero mass flux

    Article • International Communications in Heat and Mass Transfer, June 2022, Elsevier

    Prof. Essam El-Zahar

  65. Memory effects on conjugate buoyant convective transport of nanofluids in annular geometry: A generalized Cattaneo law of thermal flux

    Article • International Communications in Heat and Mass Transfer, June 2022, Elsevier

    Prof. Essam El-Zahar

  66. Theoretical investigation of radiative viscous hybrid nanofluid towards a permeable surface of cylinder

    Article • Chinese Journal of Physics, June 2022, Elsevier

    Prof. Essam El-Zahar

  67. Mathematical Simulation of Heat Transfer in Thermally Magnetised Oldroyd-B Fluid in Sakiadis Rheology with a Heat Reservoir

    Article • Mathematics, May 2022, MDPI AG

    Prof. Essam El-Zahar

  68. Numerical investigation of EMHD nanofluid flows over a convectively heated riga pattern positioned horizontally in a Darcy-Forchheimer porous medium: application of passive control strategy and generalized transfer laws

    Article • Waves in Random and Complex Media, May 2022, Taylor & Francis

    Prof. Essam El-Zahar, Dr. Ghulam Rasool

  69. Applications of bioconvection for tiny particles due to two concentric cylinders when role of Lorentz force is significant

    Article • PLOS One, May 2022, PLOS

    Prof. Essam El-Zahar

  70. A three-dimensional flow of an Oldroyd-B liquid with magnetic field and radiation effects: An application of thermophoretic particle deposition

    Article • International Communications in Heat and Mass Transfer, May 2022, Elsevier

    Prof. Prasannakumara B.C, Prof. Essam El-Zahar

  71. Computation of magnetized Couette–Poiseuille thermal flow of couple stress between two analogous plate with variable viscosity suspending the hafnium particles

    Article • International Communications in Heat and Mass Transfer, May 2022, Elsevier

    Prof. Essam El-Zahar

  72. Irreversibility analysis in hydromagnetic flow of Newtonian fluid with Joule heating: Darcy-Forchheimer model

    Article • Journal of Petroleum Science and Engineering, May 2022, Elsevier

    Prof. Essam El-Zahar

  73. Linear and quadratic convection on 3D flow with transpiration and hybrid nanoparticles

    Article • International Communications in Heat and Mass Transfer, May 2022, Elsevier

    Prof. Essam El-Zahar

  74. RETRACTED: Theoretical study of MHD electro-osmotically flow of third-grade fluid in micro channel

    Article • Applied Mathematics and Computation, May 2022, Elsevier

    Prof. Essam El-Zahar, Prof. Dr. Muhammad Yousaf Malik

  75. Bidirectional rotating flow of nanofluid over a variable thickened stretching sheet with non-Fourier’s heat flux and non-Fick’s mass flux theory

    Article • PLOS One, April 2022, PLOS

    Prof. Essam El-Zahar

  76. Novel Evaluation of Fuzzy Fractional Cauchy Reaction-Diffusion Equation

    Article • Journal of Function Spaces, April 2022, Hindawi Publishing Corporation

    Prof. Essam El-Zahar

  77. Entropy optimized analysis for the radiative flow of a nanofluid: the Darcy-Forchheimer model

    Article • Waves in Random and Complex Media, April 2022, Taylor & Francis

    Prof. Essam El-Zahar

  78. Heat transfer enhancement for Marangoni Darcy-Forchheimer convective flow of hybrid nanofluid with magnetic force and dissipation features

    Article • Waves in Random and Complex Media, April 2022, Taylor & Francis

    Prof. Essam El-Zahar

  79. The impact of the movement of the gyrotactic microorganisms on the heat and mass transfer characteristics of Casson nanofluid

    Article • Waves in Random and Complex Media, April 2022, Taylor & Francis

    Prof. Essam El-Zahar

  80. Numerical simulation of a thermally enhanced EMHD flow of a heterogeneous micropolar mixture comprising (60%)-ethylene glycol (EG), (40%)-water (W), and copper oxide nanomaterials (CuO)

    Article • Case Studies in Thermal Engineering, April 2022, Elsevier

    Prof. Essam El-Zahar

  81. Analytical solution for temperature equation of a fin problem with variable temperature-dependent thermal properties: Application of LSM and DTM-Pade approximant

    Article • Chemical Physics Letters, April 2022, Elsevier

    Prof. Essam El-Zahar, Prof. Prasannakumara B.C

  82. Entropy optimized flow of Darcy-Forchheimer viscous fluid with cubic autocatalysis chemical reactions

    Article • International Journal of Hydrogen Energy, April 2022, Elsevier

    Prof. Essam El-Zahar

  83. Generalized Exp-Function Method to Find Closed Form Solutions of Nonlinear Dispersive Modified Benjamin–Bona–Mahony Equation Defined by Seismic Sea Waves

    Article • Mathematics, March 2022, MDPI AG

    Prof. Essam El-Zahar

  84. Studying Massive Suction Impact on Magneto-Flow of a Hybridized Casson Nanofluid on a Porous Continuous Moving or Fixed Surface

    Article • Symmetry, March 2022, MDPI AG

    Prof. Essam El-Zahar

  85. Thermal transport model for Brinkman type nanofluid containing carbon nanotubes with sinusoidal oscillations conditions: a fractional derivative concept

    Article • Waves in Random and Complex Media, March 2022, Taylor & Francis

    Prof. Essam El-Zahar

  86. Fractional Analysis of Coupled Burgers Equations within Yang Caputo-Fabrizio Operator

    Article • Journal of Function Spaces, March 2022, Hindawi Publishing Corporation

    Prof. Essam El-Zahar

  87. Intelligent computing through neural networks for entropy generation in MHD third-grade nanofluid under chemical reaction and viscous dissipation

    Article • Waves in Random and Complex Media, March 2022, Taylor & Francis

    Prof. Essam El-Zahar, Dr Muhammad Asif Zahoor Raja, Prof. Dr. Muhammad Yousaf Malik

  88. An Efficient Technique of Fractional-Order Physical Models Involving ρ-Laplace Transform

    Article • Mathematics, March 2022, MDPI AG

    Prof. Essam El-Zahar

  89. Comparative Performance among Hamilton Crosser and Yamada Ota Hybrid Nanofluid Models in Generalized Mass Diffusion and Heat Energy across a Vertical Heated Riga Plate via Finite Element Analysis

    Article • March 2022, Research Square

    Prof. Essam El-Zahar

  90. Hall effects and viscous dissipation applications in peristaltic transport of Jeffrey nanofluid due to wave frame

    Article • Colloids and Interface Science Communications, March 2022, Elsevier

    Prof. Essam El-Zahar, Prof. Dr. Muhammad Yousaf Malik

  91. Applications of fractional derivatives in MHD free-convective oscillating flow of a blood based CNTs nanofluid across a porous medium

    Article • Proceedings of the Institution of Mechanical Engineers Part E Journal of Process Mechanical Engineering, February 2022, SAGE Publications

    Prof. Essam El-Zahar

  92. Dynamics of mixed convection and Hall current in radiative power-law velocity slip flow of non-Newtonian fluid

    Article • Waves in Random and Complex Media, February 2022, Taylor & Francis

    Prof. Essam El-Zahar

  93. Variable thermal applications of radiative micropolar nanofluid solutal boundary conditions

    Article • Waves in Random and Complex Media, February 2022, Taylor & Francis

    Prof. Essam El-Zahar, Prof. Dr. Muhammad Yousaf Malik

  94. An Application of Homotopy Perturbation Method to Fractional-Order Thin Film Flow of the Johnson–Segalman Fluid Model

    Article • Mathematical Problems in Engineering, February 2022, Hindawi Publishing Corporation

    Prof. Essam El-Zahar

  95. Investigation of thermal performance of Maxwell hybrid nanofluid boundary value problem in vertical porous surface via finite element approach

    Article • Scientific Reports, February 2022, Springer Science + Business Media

    Prof. Essam El-Zahar

  96. Heat transport in entropy-optimized flow of viscoelastic fluid due to Riga plate: analysis of artificial neural network

    Article • Waves in Random and Complex Media, February 2022, Taylor & Francis

    Prof. Essam El-Zahar, Dr Muhammad Asif Zahoor Raja, Prof. Dr. Muhammad Yousaf Malik

  97. Dynamics of ferromagnetic due to nonlinear thermal buoyancy when Cattaneo–Christov heat flux and magnetic dipole whose magnetic scalars are significant

    Article • Waves in Random and Complex Media, February 2022, Taylor & Francis

    Prof. Essam El-Zahar

  98. Numerical simulations for three-dimensional rotating porous disk flow of viscoelastic nanomaterial with activation energy, heat generation and Nield boundary conditions

    Article • Waves in Random and Complex Media, February 2022, Taylor & Francis

    Prof. Essam El-Zahar, Prof. Dr. Muhammad Yousaf Malik

  99. Study of buoyancy effects in unsteady stagnation point flow of Maxwell nanofluid over a vertical stretching sheet in the presence of Joule heating

    Article • Waves in Random and Complex Media, February 2022, Taylor & Francis

    Prof. Essam El-Zahar

  100. EMHD creeping rheology of nanofluid through a micro-channel via ciliated propulsion under porosity and thermal effects

    Article • Case Studies in Thermal Engineering, February 2022, Elsevier

    Prof. Essam El-Zahar

  101. RETRACTED: Implication of forced convective flow of nanofluid towards an exponentially stretched surface: Non-similar transformations

    Article • Proceedings of the Institution of Mechanical Engineers Part E Journal of Process Mechanical Engineering, February 2022, SAGE Publications

    Prof. Essam El-Zahar, Prof. Dr. Muhammad Yousaf Malik

  102. Influential study of novel microorganism and nanoparticles during heat and mass transport in Homann flow of visco-elastic materials

    Article • International Communications in Heat and Mass Transfer, February 2022, Elsevier

    Prof. Essam El-Zahar

  103. Solving nonlinear boundary value problems by a boundary shape function method and a splitting and linearizing method

    Article • International Journal of Nonlinear Sciences and Numerical Simulation, January 2022, De Gruyter

    Prof. Essam El-Zahar

  104. Transportation of Marangoni convection with dust particles random motion in flow of hybrid nanomaterials

    Article • Waves in Random and Complex Media, January 2022, Taylor & Francis

    Prof. Essam El-Zahar, Prof. Dr. Muhammad Yousaf Malik

  105. A Galerkin strategy for tri-hybridized mixture in ethylene glycol comprising variable diffusion and thermal conductivity using non-Fourier’s theory

    Article • Nanotechnology Reviews, January 2022, De Gruyter

    Prof. Essam El-Zahar

  106. An implication of magnetic dipole in Carreau Yasuda liquid influenced by engine oil using ternary hybrid nanomaterial

    Article • Nanotechnology Reviews, January 2022, De Gruyter

    Prof. Essam El-Zahar

  107. Darcy-Forchheimer Flow of Magnetized Bioconvective Williamson Nanofluid with Variable Thermal Conductivity

    Article • Journal of Magnetics, December 2021, The Korean Magnetics Society

    Prof. Essam El-Zahar

  108. Non-axisymmetric Homann stagnation-point flow of unsteady Walter's B nanofluid over a vertical cylindrical disk

    Article • Proceedings of the Institution of Mechanical Engineers Part E Journal of Process Mechanical Engineering, December 2021, SAGE Publications

    Prof. Essam El-Zahar

  109. Thermal Improvement in Pseudo-Plastic Material Using Ternary Hybrid Nanoparticles via Non-Fourier’s Law over Porous Heated Surface

    Article • Energies, December 2021, MDPI AG

    Prof. Essam El-Zahar, Dhinakaran Veman

  110. Heat Transfer Analysis For Oscillating Flow of Magnetized Fluid By Using The Modified Prabhakar-Like Fractional Derivatives

    Article • December 2021, Research Square

    Prof. Essam El-Zahar

  111. Comparative analysis for radiative slip flow of magnetized viscous fluid with mixed convection features: Atangana-Baleanu and Caputo-Fabrizio fractional simulations

    Article • Case Studies in Thermal Engineering, December 2021, Elsevier

    Prof. Essam El-Zahar, Prof. Dr. Muhammad Yousaf Malik

  112. Heat transfer and melting flow ofa Reiner-Philippoff fluid over a surface with Darcy-Forchheimer medium

    Article • Case Studies in Thermal Engineering, December 2021, Elsevier

    Prof. Essam El-Zahar

  113. Computational Assessment of Thermal and Solute Mechanisms in Carreau–Yasuda Hybrid Nanoparticles Involving Soret and Dufour Effects over Porous Surface

    Article • Micromachines, October 2021, MDPI AG

    Prof. Essam El-Zahar

  114. A boundary shape function iterative method for solving nonlinear singular boundary value problems

    Article • Mathematics and Computers in Simulation, September 2021, Elsevier

    Prof. Essam El-Zahar

  115. The Magneto-Natural Convection Flow of a Micropolar Hybrid Nanofluid over a Vertical Plate Saturated in a Porous Medium

    Article • Fluids, May 2021, MDPI AG

    Prof. Essam El-Zahar

  116. Unsteady MHD Mixed Convection Flow of Non-Newtonian Casson Hybrid Nanofluid in the Stagnation Zone of Sphere Spinning Impulsively

    Article • Fluids, May 2021, MDPI AG

    Prof. Essam El-Zahar

  117. Numerical Computation of Dufour and Soret Effects on Radiated Material on a Porous Stretching Surface with Temperature-Dependent Thermal Conductivity

    Article • Fluids, May 2021, MDPI AG

    Prof. Essam El-Zahar

  118. Contribution of joule heating and viscous dissipation on three dimensional flow of Casson model comprising temperature dependent conductance utilizing shooting method

    Article • Physica Scripta, May 2021, Institute of Physics Publishing

    Prof. Essam El-Zahar

  119. Effect of rotational slip on the physical parameter in a micropolar fluid flow past a stretching sheet

    Article • International Journal of Modern Physics B, May 2021, World Scientific Pub Co Pte Lt

    Prof. Essam El-Zahar

  120. Micropolar nanoliquid flow via mixed convective over an orthogonal cylinder

    Article • Heat Transfer, May 2021, Wiley

    Prof. Essam El-Zahar

  121. Solving nonlinear elliptic equations in arbitrary plane domains by using a new splitting and linearization technique

    Article • Engineering Analysis with Boundary Elements, April 2021, Elsevier

    Prof. Essam El-Zahar

  122. Three novel fifth-order iterative schemes for solving nonlinear equations

    Article • Mathematics and Computers in Simulation, March 2021, Elsevier

    Prof. Essam El-Zahar

  123. A novel exact solution for the fractional Ambartsumian equation

    Article • Advances in Difference Equations, January 2021, Springer Science + Business Media

    Prof. Essam El-Zahar

  124. Combination ofShehudecomposition and variational iteration transform methods for solving fractional third order dispersive partial differential equations

    Article • Numerical Methods for Partial Differential Equations, January 2021, Wiley

    Prof. Essam El-Zahar

  125. The Variational Iteration Transform Method for Solving the Time-Fractional Fornberg–Whitham Equation and Comparison with Decomposition Transform Method

    Article • Mathematics, January 2021, MDPI AG

    Prof. Essam El-Zahar

  126. An efficient approach for solution of fractional-order Helmholtz equations

    Article • Advances in Difference Equations, January 2021, Springer Science + Business Media

    Prof. Essam El-Zahar

  127. The Riemann–Liouville fractional derivative for Ambartsumian equation

    Article • Results in Physics, December 2020, Elsevier

    Prof. Essam El-Zahar

  128. Analysis of Optical Solitons for Nonlinear Schrödinger Equation with Detuning Term by Iterative Transform Method

    Article • Symmetry, November 2020, MDPI AG

    Prof. Essam El-Zahar, Professor Praveen Agarwal

  129. Boundary layer flow pattern of heat and mass for homogenous shear thinning hybrid‐nanofluid: An experimental data base modeling

    Article • Numerical Methods for Partial Differential Equations, November 2020, Wiley

    Prof. Essam El-Zahar

  130. The Exact Solution of the Falling Body Problem in Three-Dimensions: Comparative Study

    Article • Mathematics, October 2020, MDPI AG

    Prof. Essam El-Zahar

  131. On some wavelet solutions of singular differential equations arising in the modeling of chemical and biochemical phenomena

    Article • Advances in Difference Equations, September 2020, Springer Science + Business Media

    Prof. Essam El-Zahar

  132. Author Correction: Magneto-Hybrid Nanofluids Flow via Mixed Convection past a Radiative Circular Cylinder

    Article • Scientific Reports, September 2020, Springer Science + Business Media

    Prof. Essam El-Zahar

  133. Impacts of Viscous Dissipation and Brownian Motion on Jeffrey Nanofluid Flow over an Unsteady Stretching Surface with Thermophoresis

    Article • Symmetry, September 2020, MDPI AG

    Prof. Essam El-Zahar

  134. Analytical approximate solutions for nonplanar Burgers equations by weighted residual method

    Article • Results in Physics, September 2020, Elsevier

    Prof. Essam El-Zahar

  135. Heat Transfer Enhancement of Magneto-Micropolar Nanofluid Over a Wedge

    Article • Journal of Nanofluids, September 2020, American Scientific Publishers

    Prof. Essam El-Zahar

  136. A PIECEWISE APPROXIMATE ANALYTICAL SOLUTION FOR NONLINEAR TRANSIENT CIRCUITS USING ADAPTIVE STEP SIZE L-STABLE INTEGRATION SCHEME

    Article • Advances in Differential Equations and Control Processes, August 2020, Pushpa Publishing House

    Prof. Essam El-Zahar

  137. Absolutely stable difference scheme for a general class of singular perturbation problems

    Article • Advances in Difference Equations, August 2020, Springer Science + Business Media

    Prof. Essam El-Zahar

  138. Generalized Newtonian fractional model for the vertical motion of a particle

    Article • Applied Mathematical Modelling, July 2020, Elsevier

    Prof. Essam El-Zahar

  139. Magneto-Hybrid Nanofluids Flow via Mixed Convection past a Radiative Circular Cylinder

    Article • Scientific Reports, June 2020, Springer Science + Business Media

    Prof. Essam El-Zahar

  140. Re-Evaluating the Classical Falling Body Problem

    Article • Mathematics, April 2020, MDPI AG

    Prof. Essam El-Zahar

  141. Adaptation of Conformable Residual Power Series Scheme in Solving Nonlinear Fractional Quantum Mechanics Problems

    Article • Applied Sciences, January 2020, MDPI AG

    Prof. Essam El-Zahar

  142. Nonlinear Vibrations Analysis and Dynamic Responses of a Vertical Conveyor System Controlled by a Proportional Derivative Controller

    Article • IEEE Access, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Essam El-Zahar

  143. Sinusoidal Natural Convective Flow of Non-Newtonian Nanoliquid Over a Radiative Vertical Plate in a Saturated Porous Medium

    Article • IEEE Access, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Essam El-Zahar

  144. Utilizing Nonlinear Active Vibration Control to Quench the Nonlinear Vibrations of Helicopter Blade Flapping System

    Article • IEEE Access, January 2020, Institute of Electrical & Electronics Engineers (IEEE)

    Prof. Essam El-Zahar

  145. Approximate analytical solution of singularly perturbed boundary value problems in MAPLE

    Article • AIMS Mathematics, January 2020, American Institute of Mathematical Sciences (AIMS)

    Prof. Essam El-Zahar

  146. Development of analytical solution for a generalized Ambartsumian equation

    Article • AIMS Mathematics, January 2020, American Institute of Mathematical Sciences (AIMS)

    Prof. Essam El-Zahar

  147. Exact Solution of Non-Newtonian Blood Flow with Nanoparticles through Porous Arteries: A Comparative Study

    Article • Computers Materials & Continua, January 2020, Computers, Materials and Continua (Tech Science Press)

    Prof. Essam El-Zahar

  148. Analytical Solution of Neutron Diffusion Equation in Reflected Reactors Using Modified Differential Transform Method

    Article • January 2020, Springer Science + Business Media

    Prof. Essam El-Zahar

  149. A New Generalized Taylor-Like Explicit Method for Stiff Ordinary Differential Equations

    Article • Mathematics, December 2019, MDPI AG

    Prof. Essam El-Zahar

  150. The Impact of Sinusoidal Surface Temperature on the Natural Convective Flow of a Ferrofluid along a Vertical Plate

    Article • Mathematics, October 2019, MDPI AG

    Prof. Essam El-Zahar

  151. Exact solutions of the generalized nonlinear Fokas-Lennells equation

    Article • Results in Physics, September 2019, Elsevier

    Prof. Essam El-Zahar

  152. Analysis of the two-dimensional fractional projectile motion in view of the experimental data

    Article • Nonlinear Dynamics, July 2019, Springer Science + Business Media

    Prof. Essam El-Zahar

  153. Analytical solutions of cylindrical and spherical dust ion-acoustic solitary waves

    Article • Results in Physics, June 2019, Elsevier

    Prof. Essam El-Zahar

  154. Solution of Ambartsumian Delay Differential Equation with Conformable Derivative

    Article • Mathematics, May 2019, MDPI AG

    Prof. Essam El-Zahar

  155. Optical soliton solutions of the time-fractional perturbed Fokas-Lenells equation: Riemann-Liouville fractionalderivative

    Article • Optik, April 2019, Elsevier

    Prof. Essam El-Zahar

  156. Unsteady MHD slip flow of a ferrofluid over an impulsively stretched vertical surface

    Article • AIP Advances, April 2019, American Institute of Physics

    Rama Gorla, Prof. Essam El-Zahar

  157. Analytical and Numerical Investigation of Fe3O4–Water Nanofluid Flow over a Moveable Plane in a Parallel Stream with High Suction

    Article • Energies, January 2019, MDPI AG

    Prof. Essam El-Zahar, Professor Ali J. Chamkha

  158. Optical soliton perturbation with Fokas-Lenells model by Riccati equation approach

    Article • Optik, November 2018, Elsevier

    Prof. Essam El-Zahar

  159. Cylindrical and spherical solitary waves in an electron-acoustic plasma with vortex electron distribution

    Article • Physics of Plasmas, April 2018, American Institute of Physics

    Prof. Essam El-Zahar

  160. A new analytical solution of the hyperbolic Kepler equation using the Adomian decomposition method

    Article • Acta Astronautica, September 2017, Elsevier

    Prof. Essam El-Zahar

  161. A New Fractional Model for the Falling Body Problem

    Article • Chinese Physics Letters, February 2017, Institute of Physics Publishing

    Prof. Essam El-Zahar

  162. Approximate Analytical Solution of Nonlinear Third-Order Singularly Perturbed BVPs Using Homotopy Analysis Method-Padé Method

    Article • Journal of Computational and Theoretical Nanoscience, November 2016, American Scientific Publishers

    Prof. Essam El-Zahar

  163. Effect of Chemical Reaction on Heat and Mass Transfer by Mixed Convection Flow of Casson Fluid About a Sphere with Partial Slip

    Article • Journal of Computational and Theoretical Nanoscience, August 2016, American Scientific Publishers

    Prof. Essam El-Zahar

  164. Piecewise Rational Approximate Solutions of Nonlinear Transient Circuits Using Adaptive Step-Size MsDTM-Pad� Method

    Article • Journal of Computational and Theoretical Nanoscience, August 2016, American Scientific Publishers

    Prof. Essam El-Zahar

  165. Piecewise Approximate Analytical Solutions of High-Order Singular Perturbation Problems with a Discontinuous Source Term

    Article • International Journal of Differential Equations, January 2016, Hindawi Publishing Corporation

    Prof. Essam El-Zahar

  166. Studying High Suction Effect on Boundary-Layer Flow of a Nanofluid on Permeable Surface via Singular Perturbation Technique

    Article • Journal of Computational and Theoretical Nanoscience, November 2015, American Scientific Publishers

    Prof. Essam El-Zahar

  167. On controlling the vibrations and energy transfer in MEMS gyroscope system with simultaneous resonance

    Article • Nonlinear Dynamics, October 2015, Springer Science + Business Media

    Prof. Essam El-Zahar

  168. A Comparison of Explicit Semi-Analytical Numerical Integration Methods for Solving Stiff ODE Systems

    Article • American Journal of Applied Sciences, May 2015, Science Publications

    Prof. Essam El-Zahar, Professor Mohammad Mehdi Rashidi

  169. MHD mixed convection stagnation-point flow of a viscoelastic fluid towards a stretching sheet in a porous medium with heat generation and radiation

    Article • Canadian Journal of Physics, May 2015, Canadian Science Publishing

    Prof. Essam El-Zahar, Professor Ali J. Chamkha

  170. A non-linear high order explicit differential transform based method for solving initial value problems

    Article • International Journal of Mathematical Analysis, January 2015, Hikari, Ltd.

    Prof. Essam El-Zahar

  171. Applications of Adaptive Multi Step Differential Transform Method to Singular Perturbation Problems Arising in Science and Engineering

    Article • Applied Mathematics & Information Sciences, January 2015, Scientific Publishing Center

    Prof. Essam El-Zahar

  172. Applications of Adaptive Multi Step Differential Transform Method to Singular Perturbation Problems Arising in Science and Engineering

    Article • Applied Mathematics & Information Sciences, January 2015, Natural Sciences Publishing

    Prof. Essam El-Zahar

  173. A NON-LINEAR FIFTH ORDER A-STABLE EXPLICIT ONE-STEP METHOD FOR STIFF SYSTEMS ARISING IN CHEMICAL REACTIONS

    Article • International Journal of Pure and Apllied Mathematics, July 2014, Academic Publications

    Prof. Essam El-Zahar

  174. A NON-LINEAR ABSOLUTELY-STABLE EXPLICIT NUMERICAL INTEGRATION ALGORITHM FOR STIFF INITIAL-VALUE PROBLEMS

    Article • American Journal of Applied Sciences, November 2013, Science Publications

    Prof. Essam El-Zahar

  175. Approximate analytical solutions of singularly perturbed fourth order boundary value problems using differential transform method

    Article • Journal of King Saud University - Science, July 2013, Elsevier

    Prof. Essam El-Zahar

  176. Mathematical Modeling of Heat-Transfer for a Moving Sheet in a Moving Fluid

    Article • Journal of Applied Fluid Mechanics, July 2013, Academic World Research

    Prof. Essam El-Zahar

  177. A New Method for Solving Singularly Perturbed Boundary Value Problems

    Article • Applied Mathematics & Information Sciences, May 2013, Natural Sciences Publishing

    Prof. Essam El-Zahar

  178. Approximate Analytical Solutions for Singularly Perturbed Boundary Value Problems by Multi-Step Differential Transform Method

    Article • Journal of Applied Sciences, December 2012, Science Alert

    Prof. Essam El-Zahar

  179. NME: Some Useful Excel/VBA Codes for Numerical Methods in Engineering

    Article • January 2010, American Institute of Aeronautics and Astronautics (AIAA)

    Prof. Essam El-Zahar

  180. Variable step size initial value algorithm for singular perturbation problems using locally exact integration

    Article • Applied Mathematics and Computation, June 2008, Elsevier

    Prof. Essam El-Zahar

  181. An algorithm for solving singular perturbation problems with mechanization

    Article • Applied Mathematics and Computation, May 2007, Elsevier

    Prof. Essam El-Zahar