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

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

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