Ahmed Elsaid

Professor
ahmed.elsaid@ejust.edu.eg

Personal Info

+201099400899

B8-F2-16

Applied and Computational Mathematics

Dr. Ahmed Elsaid graduated with an Honor Degree with a BSc in Electronic Engineering from the Faculty of Engineering, Mansoura University in 1997. He got his master's and his Ph.D. in engineering mathematics from the same school in 2003 and 2007, respectively. He has been a professor of engineering mathematics since 2017. He was a lead guest editor for a special issue in the journal “Complexity”. He was a member of the committee that wrote the regulations and course specifications of the Mechatronics engineering program at the Faculty of Engineering, Mansoura University. He is a member of the committee that prepares the question bank for the admission of students to King Abdul Aziz University, Kingdom of Saudi Arabia.    

Numerical Solutions to Differential equations

Finite Element Method

Semi-analytic Methods



Impacted Journal

Omama M., Arafa A.A., Elsaid A., Miyazaki T., Zahra W.K.

A novel fractional hybrid nanofluid model for blood flow in a stenosed artery with a peripheral plasma layer: Narrowing the gap between Bingham's model and experiments

(2025), 96, pp. 983 - 1010

 

Abdelraouf M.E., Kandil A., Zahra W.K., Elsaid A.

Analyzing MEMS resonator static pull-in and dynamics under electric excitation via position feedback controller

(2025), 100 (1), art. no. 0152a2

  

Abdelkhalek A., Kader A.H.A., El-Kalla I.L., Elsaid A., Elsonbaty A., Nisar K.S.

Dynamical analysis of a complex competitive two-strain epidemic network model with vaccination

(2025), 13, art. no. 101058

 

 Khalifa A., Torad N.L., Amer W.A., Ebrahim S., Elsaid A., Ayad M.M.

Hollow core–shell nitrogen-rich graphitic carbon as electrode materials for high-energy storage capacitors

(2025), 978, art. no. 118864

 

 Omama M., Arafa A.A., Elsaid A., Zahra W.K.

Numerical analysis of double-fractional PDEs in MHD hybrid nanofluid blood flow with slip velocity, heat source, and radiation effects

(2025), 100 (1), art. no. 015288

  

Ibrahim M.M.M., Kandil A., Zahra W.K., Elsaid A.

59966050100; 24284311200; 6504444147; 16645664900

Elimination of the vibration center shift in the nonlinear oscillations of a MAGLEV vehicle subjected to steady and unsteady aerodynamic forces: Second-order multiple scales analysis

(2025), 105 (6), art. no. e70125

  

Kandil A., Francis A.C., Elsaid A., Zahra W.K.

24284311200; 59093844500; 16645664900; 6504444147

Effect of the suspended block's weight on the nonlinear dynamics of a non-ideal magnetic levitation model connected to an energy harvester

(2025), 170, art. no. 104974

  

Adel E., El-Kalla I.L., Elsaid A., Sameeh M.

59701527900; 15118979100; 16645664900; 57223000313

An Adaptive Finite Element Scheme for Solving Space-time Riesz-Caputo Fractional Partial Differential Equations.

(2025), art. no. e2856

  

Nasurudiin S., Yoshikawa A., Elsaid A., Pappoe J.A., Mahrous A.

Comparative study of ground-based and satellite observations of Pc5 geomagnetic pulsations during solar cycle 23

(2025), 129 (1), art. no. 4

  

Abdelkhalek A., El-Kalla I.L., Elsaid A., Kader A.H.A.

Exact Soliton Solutions and Dynamical Behaviors of Hausdorff Fractal Fokas–Lenells Equation

(2025), 11 (2), art. no. 78

Essam R.; Elsaid A.; Zahra W.K. Significance of skin vasodilation for bioheat transfer within transiently heated skin tissue 2024 International Journal of Thermal Sciences 196 108749.

Attia A.G.; El-kalla I.L.; Elsaid A.; Abd El-Monem R.A. An accelerated iterative technique for solving mixed Fredholm-Volterra integral equations 2024 Ain Shams Engineering Journal 15 6 102755.

Khalaf M.; Elsaid A.; Hammad S.F.; Zahra W.K. Non-differentiable kernel-based approximation of memory-dependent derivative for drug delivery applications 2024 Physica Scripta 99 5 55001.

Barakat M.; Zahra W.; Elsaid A. A new approach for recovering the gradient and a posteriori error estimates 2024 Computers and Mathematics with Applications 159 202 218 16

Essam R.; Elsaid A.; Zahra W.K. Insights from the Weinbaum-Jiji framework: Examining time-fractional dual-phase lag models in heat conduction in skin tissues 2024 International Communications in Heat and Mass Transfer 155 107584

Francis A.C.; Zahra W.K.; Elsaid A.; Kandil A. Improvement of the Non-periodic Energy Harvesting Behavior of a Non-ideal Magnetic Levitation System Utilizing Internal Resonance 2024 Journal of Vibration Engineering and Technologies

Khalifa A.; Ebrahim S.; ElSaid A.; Ayad M.M. Highly exposed active sites of MOFs-derived N-doped nanoporous carbon decorated with platinum for enhanced energy storage application 2024 Journal of Energy Storage 84 110774

Omama M.; Arafa A.A.; Elsaid A.; Zahra W.K. MHD flow of the novel quadruple hybrid nanofluid model in a stenosis artery with porous walls and thermal radiation: A Sisko model-based analysis 2024 ZAMM Zeitschrift fur Angewandte Mathematik und Mechanik 104 6 e202300719

Kyeremateng K.; Hamada A.; Elsaid A.; Mahrous A. Deep learning-based prediction of CME-driven shock standoff distances in metric type II radio emissions 2024 Astrophysics and Space Science 369 6 57

Minta F.N.; Nozawa S.I.; Kozarev K.; Elsaid A.; Mahrous A. Assessing the spectral characteristics of band splitting type II radio bursts observed by CALLISTO spectrometers 2023 Advances in Space Research 72 3 816 829 13

Sameeh M.; Elsaid A.; El-Agamy M. Goal-oriented adaptive method for Fredholm partial integro-differential equations 2023 Ain Shams Engineering Journal 14 11 102541

Minta F.N.; Nozawa S.I.; Kozarev K.; Elsaid A.; Mahrous A. Solar radio bursts observations by Egypt- Alexandria CALLISTO spectrometer: First results 2023 Advances in Space Research 72 3 844 853 9

Rukundo W.; Shiokawa K.; Elsaid A.; AbuElezz O.A.; Mahrous A.M. A machine learning approach for total electron content (TEC) prediction over the northern anomaly crest region in Egypt 2023 Advances in Space Research 72 3 790 804 14

Sameeh M.; Elsaid A. Chebyshev collocation method for an interface parabolic partial differential equation model of transdermal medication delivery and transcutaneous absorption 2023 Partial Differential Equations in Applied Mathematics 8 100582

Fawzy D.M.; Elsaid A.; Zahra W.K.; Arafa A.A. Qualitative analysis of a Filippov wild-sterile mosquito population model with immigration 2023 Chaos 33 11 113101

Adel E.; El-Kalla I.L.; Elsaid A.; Sameeh M. An adaptive finite element method for Riesz fractional partial integro-differential equations 2023 Mathematical Sciences

Minta F.N.; Nozawa S.; Kozarev K.; Elsaid A.; Mahrous A. Forecasting the transit times of earth-directed halo CMEs using artificial neural network: A case study application with GCS forward-modeling technique 2023 Journal of Atmospheric and Solar-Terrestrial Physics 247 106080

Khalaf M.; Elsaid A.; Hammad S.F.; Zahra W.K. Fractional modeling of drug diffusion from cylindrical tablets based on Fickian and relaxed approaches with in vivo validation 2023 International Journal for Numerical Methods in Biomedical Engineering 39 9 e3755

El-Agamy M.; Essam R.; Elsaid A. Flux recovery scheme for elliptic interface problems 2023 Alexandria Engineering Journal 62 303 312 9

Kamal F.M.; Elsaid A.; Elsonbaty A. Ghost attractor in fractional order blinking system and its application 2022 Nonlinear Dynamics 108 4 4471 4497 26

Elsaid A.; Helal S.M. Moving Taylor series for solving one-dimensional one-phase Stefan problem 2022 Alexandria Engineering Journal 61 9 7121 7128 7

Kamal F.M.; Elsonbaty A.; Elsaid A. A novel fractional nonautonomous chaotic circuit model and its application to image encryption 2021 Chaos, Solitons and Fractals 144 110686

Elhanafy A.; Elsaid A.; Guaily A. Numerical simulation of viscoelastic blood flow with hematocrit variation in an arterial segment with two aneurysms 2021 Progress in Computational Fluid Dynamics 21 4 222 233 11

Elhanafy A.; Elsaid A.; Guaily A. Numerical investigation of hematocrit variation effect on blood flow in an arterial segment with variable stenosis degree 2020 Journal of Molecular Liquids 313 113550

Elsaid A.; Helal S.M. A new algorithm for computing the differential transform in nonlinear two-dimensional partial differential equations 2020 Journal of King Saud University - Science 32 1 858 861 3

Elhanafy A.; Guaily A.; Elsaid A. Numerical simulation of Oldroyd-B fluid with application to hemodynamics 2019 Advances in Mechanical Engineering 11 5

Essam R.; El-Agamy M.; Elsaid A. Heat flux recovery in a multilayer model for skin tissues in the presence of a tumor 2019 European Physical Journal Plus 134 6 285

Elhanafy A.; Guaily A.; Elsaid A. Numerical simulation of blood flow in abdominal aortic aneurysms: Effects of blood shear-thinning and viscoelastic properties 2019 Mathematics and Computers in Simulation 160 55 71 16

Shamseldeen S.; Elsaid A.; Madkour S. Caputo–Riesz-Feller fractional wave equation: analytic and approximate solutions and their continuation 2019 Journal of Applied Mathematics and Computing 59 2-Jan 423 444 21

El-sobky B.; Abo-elnaga Y.; Elsaid A.; Foda A. Relaxed I-SHOT trust-region algorithm for solving multi-objective economic emission load dispatch problem 2018 Journal of Taibah University for Science 12 5 573 583 10

Latif M.S.A.; El Shazly E.; Elsaid A.; Nour H.M. Group classification and some new periodic-like and soliton-like solutions of the generalised fisher equation with time-variable coefficients 2018 International Journal of Dynamical Systems and Differential Equations 8 4 313 325 12

Elsonbaty A.; Abdelkhalek A.; Elsaid A. Dynamical Behaviors of Coupled Memristor-Based Oscillators with Identical and Different Nonlinearities 2018 Mathematical Problems in Engineering 2018 4394058

Kader A.H.A.; Latif M.S.A.; El Bialy F.; Elsaid A. Symmetry analysis and some new exact solutions of some nonlinear KdV-like equations 2018 Asian-European Journal of Mathematics 11 3 1850040

Abdel Latif M.S.; El-Shazly E.; Baleanu D.; Elsaid A.; Nour H.M. Some new soliton-like and doubly periodic-like solutions of Fisher equation with time-dependent coefficients 2018 Modern Physics Letters B 32 33 1850413

El-Bialy F.; Abdel Latif M.S.; Elsaid A. Symmetry analysis and some new exact solutions of the (2+1)-dimensional burgers equations 2017 Acta Physica Polonica B 48 11 2031 2043 12

Elsaid A.; Torres D.F.M.; Bhalekar S.; Elsadany A.; Elsonbaty A. Hyperchaotic Fractional-Order Systems and Their Applications 2017 Complexity 2017 7476090

Sameeh M.; Elsaid A. Chebyshev Collocation Method for Parabolic Partial Integrodifferential Equations 2016 Advances in Mathematical Physics 2016 7854806

Elsaid A.; Shamseldeen S.; Madkour S. Semianalytic Solution of Space-Time Fractional Diffusion Equation 2016 International Journal of Differential Equations 2016 2371837

Elsaid A.; Latif M.S.A.; Maneea M. Similarity solutions for solving riesz fractional partial differential equations 2016 Progress in Fractional Differentiation and Applications 2 4 293 298 5

Elsaid A.; Abdel Latif M.S.; Maneea M. Similarity Solutions for Multiterm Time-Fractional Diffusion Equation 2016 Advances in Mathematical Physics 2016 7304659

Elsaid A.; Abdel Latif M.S.; Maneea M. Similarity solutions of fractional order heat equations with variable coefficients 2016 Miskolc Mathematical Notes 17 1 245 254 9

El-Sayed A.M.A.; Nour H.M.; Elsaid A.; Matouk A.E.; Elsonbaty A. Dynamical behaviors, circuit realization, chaos control, and synchronization of a new fractional order hyperchaotic system 2016 Applied Mathematical Modelling 40 6-May 3516 3534 18

Elsaid A.; Helal S.M.; El-Sayed A.M.A. The eigenvalue problem for elliptic partial differential equation with two-point nonlocal conditions 2015 Journal of Applied Analysis and Computation 5 1 146 158 12

El-Sayed A.M.A.; Nour H.M.; Elsaid A.; Matouk A.E.; Elsonbaty A. Circuit realization, bifurcations, chaos and hyperchaos in a new 4D system 2014 Applied Mathematics and Computation 239 333 345 12

El-Sayed A.M.A.; Elsaid A.; Nour H.M.; Elsonbaty A. Dynamical behavior, chaos control and synchronization of a memristor-based ADVP circuit 2013 Communications in Nonlinear Science and Numerical Simulation 18 1 148 170 22

Elsaid A. Fractional differential transform method combined with the Adomian polynomials 2012 Applied Mathematics and Computation 218 12 6899 6911 12

El-Sayed A.M.A.; Elsaid A.; Hammad D. A reliable treatment of homotopy perturbation method for solving the nonlinear Klein-Gordon equation of arbitrary (fractional) orders 2012 Journal of Applied Mathematics 2012 581481

El-Sayed A.M.A.; Elsaid A.; El-Kalla I.L.; Hammad D. A homotopy perturbation technique for solving partial differential equations of fractional order in finite domains 2012 Applied Mathematics and Computation 218 17 8329 8340 11

Elsonbaty A.; Elsaid A.; Nour H.M. Effects of environmental fluctuation and time delay on ratio dependent hyperparasitism model 2011 Communications in Nonlinear Science and Numerical Simulation 16 6 2609 2619 10

Elsaid A. Homotopy analysis method for solving a class of fractional partial differential equations 2011 Communications in Nonlinear Science and Numerical Simulation 16 9 3655 3664 9

Elsaid A. The variational iteration method for solving Riesz fractional partial differential equations 2010 Computers and Mathematics with Applications 60 7 1940 1947 7

Hashish H.; Behiry S.H.; Elsaid A. Solving the 2-D heat equations using wavelet-Galerkin method with variable time step 2009 Applied Mathematics and Computation 213 1 209 215 6

Behiry S.H.; Hashish H.; El-Kalla I.L.; Elsaid A. A new algorithm for the decomposition solution of nonlinear differential equations 2007 Computers and Mathematics with Applications 54 4 459 466 7


International Conference

Ayman Hassan, Diaa Abidou, A Elsaid, WK Zahra, A fractional simulation of laser drilling process on graded mesh, 2024, AIP Conference Proceedings.

M Khalaf, A Elsaid, SF Hammad, WK Zahra, Memory-based model of drug release from Metformin Hydrochloride/Vildagliptin tablets, 2024, AIP Conference Proceedings

Essam R.; Elsaid A.; Zahra W.K. Bio-heat transfer in skin tissue using fractional Weinbaum-Jiji model 2023 2023 International Conference on Fractional Differentiation and Its Applications, ICFDA 2023

Fawzy D.M.; Arafa A.A.; Elsaid A.; Zahra W.K. Mathematical Analysis of a Non-Smooth Mosquitoes Control Model 2023 2023 International Conference on Fractional Differentiation and Its Applications, ICFDA 2023

Rukundo W.; Shiokawa K.; Elsaid A.; Elezz O.A.; Mahrous A. Forecasting of Ionospheric Electron Content (TEC) Using a Nonlinear Regression Timeseries Network Over the Northern Crest Region of the Equatorial Anomaly in Egypt 2023 Springer Proceedings in Earth and Environmental Sciences Part F1684 207 213 6

Adeyiola A.O.; Rabia S.I.; Elsaid A.; Fadel S.; Zakaria A. A Markov Decision Process Framework for Optimal Cancer Chemotherapy Dose Selection 2022 Journal of Physics: Conference Series 2287 1 12002

Barakat M.; Zahra W.K.; Elsaid A. A Modified Polynomial Preserving Recovery Technique 2022 Proceedings of the International Conference on Simulation and Modeling Methodologies, Technologies and Applications 1 63 69 6




National Conference

1.     6th. Symposium of Fractional Calculus and Applications, Alexandria University, Alexandria, August 4, 2014

2.     3rd. Symposium of Fractional Calculus and Applications, Alexandria University, Alexandria, August 4, 2011

3.     2nd. Symposium of Fractional Calculus and Applications, Alexandria University, Alexandria, August 4, 2010

Courses Teaching

Calculus

 Algebra

Numerical Analysis

Differential Equations

Publications

Barakat M.; Zahra W.K.; Elsaid A. Enhancing the Recovered Gradient of the Finite Element Solution for a Class of Differential Equations 2023 Lecture Notes in Networks and Systems 780 LNNS 101 115 14