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Mathematics
Malaysia
2026
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Engineering and Technology
Malaysia
2022

D-Index & Metrics

Mathematics

D-Index
65
Citations
11898
World Ranking
397
National Ranking
2

Ishak Hashim publication distribution in Mathematics in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Mathematics in 2026. The highlighted bar marks where Ishak Hashim sits on this spectrum.

42–46 publications: 3 scientists 47–51 publications: 5 scientists 52–56 publications: 7 scientists 57–61 publications: 20 scientists 62–66 publications: 14 scientists 67–71 publications: 25 scientists 72–76 publications: 19 scientists 77–81 publications: 35 scientists 82–86 publications: 50 scientists 87–91 publications: 60 scientists 92–96 publications: 86 scientists 97–101 publications: 84 scientists 102–106 publications: 83 scientists 107–111 publications: 90 scientists 112–116 publications: 99 scientists 117–121 publications: 90 scientists 122–126 publications: 91 scientists 127–131 publications: 109 scientists 132–136 publications: 110 scientists 137–141 publications: 98 scientists 142–146 publications: 112 scientists 147–151 publications: 102 scientists 152–156 publications: 88 scientists 157–161 publications: 106 scientists 162–166 publications: 83 scientists 167–171 publications: 102 scientists 172–176 publications: 77 scientists 177–181 publications: 81 scientists 182–186 publications: 78 scientists 187–191 publications: 71 scientists 192–196 publications: 92 scientists 197–201 publications: 64 scientists 202–206 publications: 69 scientists 207–211 publications: 64 scientists 212–216 publications: 62 scientists 217–221 publications: 58 scientists 222–226 publications: 53 scientists 227–231 publications: 50 scientists 232–236 publications: 46 scientists 237–241 publications: 46 scientists 242–246 publications: 46 scientists 247–251 publications: 43 scientists 252–256 publications: 29 scientists 257–261 publications: 45 scientists 262–266 publications: 30 scientists 267–271 publications: 33 scientists 272–276 publications: 34 scientists 277–281 publications: 30 scientists 282–286 publications: 31 scientists 287–291 publications: 21 scientists 292–296 publications: 34 scientists 297–301 publications: 26 scientists 302–306 publications: 10 scientists 307–311 publications: 17 scientists 312–316 publications: 23 scientists 317–321 publications: 13 scientists 322–326 publications: 16 scientists 327–331 publications: 26 scientists 332–336 publications: 13 scientists 337–341 publications: 13 scientists 342–346 publications: 16 scientists 347–351 publications: 17 scientists 352–356 publications: 12 scientists 357–361 publications: 18 scientists 362–366 publications: 18 scientists 367–371 publications: 9 scientists 372–376 publications: 11 scientists 377–381 publications: 8 scientists 382–386 publications: 8 scientists 387–391 publications: 9 scientists 392–396 publications: 9 scientists 397–401 publications: 8 scientists 402–406 publications: 11 scientists 407–411 publications: 6 scientists 412–416 publications: 6 scientists 417–421 publications: 9 scientists 422–426 publications: 8 scientists 427–431 publications: 5 scientists 432–436 publications: 8 scientists 437–441 publications: 8 scientists 442–446 publications: 4 scientists 447–451 publications: 4 scientists 452–456 publications: 4 scientists 457–461 publications: 2 scientists 462–466 publications: 2 scientists 467–471 publications: 4 scientists 472–476 publications: 3 scientists 477–481 publications: 3 scientists 482–486 publications: 6 scientists 487–491 publications: 3 scientists 492–496 publications: 5 scientists 497–501 publications: 5 scientists 502–506 publications: 1 scientists 507–511 publications: 6 scientists 512–516 publications: 4 scientists 517–521 publications: 1 scientists 522–526 publications: 3 scientists 527–531 publications: 1 scientists 532–536 publications: 4 scientists 537+ publications: 100 scientists
42 publications 537+

This scientist: 395 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 537 publications or more.

Ishak Hashim D-index placement in Mathematics in 2026

The chart shows the D-index (discipline H-index) distribution of Mathematics scientists ranked by Research.com in 2026. The highlighted bar marks where Ishak Hashim sits on this spectrum.

30 D-Index: 174 scientists 31 D-Index: 151 scientists 32 D-Index: 174 scientists 33 D-Index: 117 scientists 34 D-Index: 136 scientists 35 D-Index: 127 scientists 36 D-Index: 145 scientists 37 D-Index: 153 scientists 38 D-Index: 150 scientists 39 D-Index: 150 scientists 40 D-Index: 138 scientists 41 D-Index: 136 scientists 42 D-Index: 93 scientists 43 D-Index: 108 scientists 44 D-Index: 115 scientists 45 D-Index: 112 scientists 46 D-Index: 103 scientists 47 D-Index: 75 scientists 48 D-Index: 59 scientists 49 D-Index: 67 scientists 50 D-Index: 60 scientists 51 D-Index: 57 scientists 52 D-Index: 59 scientists 53 D-Index: 62 scientists 54 D-Index: 60 scientists 55 D-Index: 50 scientists 56 D-Index: 42 scientists 57 D-Index: 54 scientists 58 D-Index: 50 scientists 59 D-Index: 42 scientists 60 D-Index: 41 scientists 61 D-Index: 35 scientists 62 D-Index: 40 scientists 63 D-Index: 21 scientists 64 D-Index: 31 scientists 65 D-Index: 27 scientists 66 D-Index: 29 scientists 67 D-Index: 19 scientists 68 D-Index: 25 scientists 69 D-Index: 17 scientists 70 D-Index: 18 scientists 71 D-Index: 12 scientists 72 D-Index: 14 scientists 73 D-Index: 13 scientists 74 D-Index: 18 scientists 75 D-Index: 9 scientists 76 D-Index: 11 scientists 77 D-Index: 10 scientists 78 D-Index: 9 scientists 79 D-Index: 16 scientists 80 D-Index: 12 scientists 81 D-Index: 10 scientists 82 D-Index: 5 scientists 83 D-Index: 5 scientists 84 D-Index: 13 scientists 85 D-Index: 6 scientists 86+ D-Index: 99 scientists
30 D-Index 86+

This scientist: 65 D-Index — 90th percentile

90% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 86 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Mathematics in Malaysia Leader Award
  • 2025 - Research.com Mathematics in Malaysia Leader Award
  • 2022 - Research.com Engineering and Technology in Malaysia Leader Award

Overview

Ishak Hashim is affiliated with the National University of Malaysia and has contributed extensively to the fields of Engineering and Mathematics. Their research primarily focuses on Mechanical Engineering, Biomedical Engineering, Numerical Analysis, Computational Mechanics, and Modeling and Simulation.

The scientist's work addresses several topics including:

  • Nanofluid Flow and Heat Transfer
  • Heat Transfer Mechanisms
  • Fractional Differential Equations Solutions
  • Fluid Dynamics and Turbulent Flows
  • Heat Transfer and Optimization
  • Iterative Methods for Nonlinear Equations
  • Differential Equations and Numerical Methods

Notable recent papers authored or co-authored by Ishak Hashim include:

  • "Impact of two-phase hybrid nanofluid approach on mixed convection inside wavy lid-driven cavity having localized solid block" (2020, Journal of Advanced Research)
  • "Heatlines visualisation of mixed convection flow in a wavy heated cavity filled with nanofluids and having an inner solid block" (2020, International Journal of Mechanical Sciences)
  • "Entropy Generation and Natural Convection Flow of Hybrid Nanofluids in a Partially Divided Wavy Cavity Including Solid Blocks" (2020, Energies)
  • "Residual Series Representation Algorithm for Solving Fuzzy Duffing Oscillator Equations" (2020, Symmetry)
  • "Convection heat transfer in enclosures with inner bodies: A review on single and two-phase nanofluid models" (2023, Renewable and Sustainable Energy Reviews)

Frequent co-authors working alongside Ishak Hashim include Ammar I. Alsabery, Ali J. Chamkha, Mohammad Ghalambaz, Muneer A. Ismael, and Kohilavani Naganthran. These collaborations reflect sustained joint research efforts in related scientific areas.

The scientist has published a significant number of articles in several journals, notably:

  • Mathematics
  • European Journal of Pure and Applied Mathematics
  • AIMS Mathematics
  • International Communications in Heat and Mass Transfer
  • Journal of Thermal Analysis and Calorimetry

Ishak Hashim's body of work demonstrates deep engagement with advanced topics in heat transfer, fluid flow, and numerical analysis, contributing to both theoretical and applied aspects within their disciplines.

Best Publications

  • HOMOTOPY ANALYSIS METHOD FOR FRACTIONAL IVPS

    Ishak Hashim;O. Abdulaziz;S. Momani

  • Natural convection heat transfer in a nanofluid-filled trapezoidal enclosure

    H. Saleh;R. Roslan;Ishak Hashim

  • Variational iteration method for fractional heat- and wave-like equations

    Yulita Molliq R;Mohd. Salmi Md. Noorani;Ishak Hashim

  • Solving the generalized Burgers-Huxley equation using the Adomian decomposition method

    I. Hashim;M. S. M. Noorani;M. R. Said Al-Hadidi

  • Solutions of a class of singular second-order IVPs by homotopy-perturbation method

    Md. Sazzad Hossien Chowdhury;Ishak Hashim

  • Solving systems of fractional differential equations by homotopy-perturbation method

    O. Abdulaziz;Ishak Hashim;S. Momani

  • Adomian decomposition method for solving BVPs for fourth-order integro-differential equations

    Ishak Hashim

  • On convergence of homotopy analysis method and its application to fractional integro-differential equations

    S. Abbasbandy;M. S. Hashemi;Ishak Hashim

  • A Representation of the Exact Solution of Generalized Lane-Emden Equations Using a New Analytical Method

    Omar Abu Arqub;Ahmad El-Ajou;A. Sami Bataineh;Ishak Hashim

  • Solutions of Emden-Fowler equations by homotopy-perturbation method

    Md. Sazzad Hossien Chowdhury;Ishak Hashim

  • Heat and mass transfer of thermophoretic MHD flow over an inclined radiate isothermal permeable surface in the presence of heat source/sink

    N. F M Noor;S. Abbasbandy;Ishak Hashim

  • Mixed convection of Al2O3-water nanofluid in a double lid-driven square cavity with a solid inner insert using Buongiorno’s two-phase model

    Ammar I. Alsabery;Muneer A. Ismael;Ali J. Chamkha;Ishak Hashim

  • APPLICATION OF VARIATIONAL ITERATION METHOD TO THE GENERALIZED BURGERS-HUXLEY EQUATION

    B. Batiha;Mohd. Salmi Md. Noorani;Ishak Hashim

  • Simple non-perturbative solution for MHD viscous flow due to a shrinking sheet

    N. F M Noor;S. Awang Kechil;Ishak Hashim

  • The fractional-order modeling and synchronization of electrically coupled neuron systems

    K. Moaddy;A. G. Radwan;K. N. Salama;S. Momani

  • Effect of local thermal non-equilibrium model on natural convection in a nanofluid-filled wavy-walled porous cavity containing inner solid cylinder

    Ammar I. Alsabery;Ammar I. Alsabery;Rasul Mohebbi;Ali J. Chamkha;Ali J. Chamkha;Ishak Hashim

  • Homotopy analysis method for singular IVPs of Emden–Fowler type

    A. Sami Bataineh;Mohd. Salmi Md. Noorani;Ishak Hashim

  • Effect of rotating cylinder on heat transfer in a square enclosure filled with nanofluids

    R. Roslan;H. Saleh;Ishak Hashim

  • Approximate analytical solutions of systems of PDEs by homotopy analysis method

    A. Sami Bataineh;M. S. M. Noorani;I. Hashim

  • Thermocapillarity and magnetic field effects in a thin liquid film on an unsteady stretching surface

    N. F M Noor;Ishak Hashim

  • Application of homotopy-perturbation method to fractional IVPs

    O. Abdulaziz;I. Hashim;S. Momani

  • Flow and Heat Transfer of Cu-Water Nanofluid between a Stretching Sheet and a Porous Surface in a Rotating System

    Mohsen Sheikholeslami;Hamid Reza Ashorynejad;G. Domairry;Ishak Hashim

  • Solutions of time-dependent Emden–Fowler type equations by homotopy analysis method

    A. Sami Bataineh;M.S.M. Noorani;I. Hashim

  • Control and switching synchronization of fractional order chaotic systems using active control technique.

    A.G. Radwan;K. Moaddy;Khaled N. Salama;S. Momani

  • Accuracy of the Adomian decomposition method applied to the Lorenz system

    I. Hashim;M.S.M. Noorani;R. Ahmad;S.A. Bakar

Frequent Co-Authors

Ammar I. Alsabery
Ammar I. Alsabery Islamic University of Najaf
Ali J. Chamkha
Ali J. Chamkha Kuwait College of Science and Technology
Shaher Momani
Shaher Momani University of Jordan
Saeid Abbasbandy
Saeid Abbasbandy Imam Khomeini International University
Kamaruzzaman Sopian
Kamaruzzaman Sopian National University of Malaysia
Mohammed Al-Smadi
Mohammed Al-Smadi Lusail University
Mikhail A. Sheremet
Mikhail A. Sheremet National Research Tomsk State University
Ahmed G. Radwan
Ahmed G. Radwan Cairo University
Mohammad Ghalambaz
Mohammad Ghalambaz Ton Duc Thang University
Muneer A. Ismael
Muneer A. Ismael University of Basrah

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