World's Best Scientists 2026 revealed!
Ahmet Yildirim

Ahmet Yildirim

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Mathematics
Turkey
2026

D-Index & Metrics

Mathematics

D-Index
59
Citations
9747
World Ranking
606
National Ranking
3

Ahmet Yildirim 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 Ahmet Yildirim 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: 296 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Ahmet Yildirim 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 Ahmet Yildirim 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: 59 D-Index — 84th percentile

84% 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 Turkey Leader Award
  • 2025 - Research.com Mathematics in Turkey Leader Award
  • 2022 - Research.com Mathematics in Turkey Leader Award

Overview

Ahmet Yildirim is affiliated with Ege University in Turkey and has contributed to research primarily in the fields of Engineering and Mathematics. Their work spans several subfields including Modeling and Simulation, Statistical and Nonlinear Physics, Mechanical Engineering, Numerical Analysis, and Computational Mechanics.

The main research topics addressed by Ahmet Yildirim include:

  • Fractional Differential Equations Solutions
  • Iterative Methods for Nonlinear Equations
  • Nonlinear Photonic Systems
  • Nonlinear Waves and Solitons
  • Diabetes Management and Research
  • Advanced Control Systems Design
  • Cellular and Composite Structures

Among the recent publications authored or coauthored by Ahmet Yildirim are:

  • Experimental and numerical investigation of crashworthiness performance for optimal automobile structures using response surface methodology and oppositional based learning differential evolution algorithm, 2023, Materials Testing
  • Biorthogonal multiwavelets on the interval for solving multidimensional fractional optimal control problems with inequality constraint, 2020, Optimal Control Applications and Methods
  • Exploration of some novel solutions to a coupled Schrödinger-KdV equations in the interactions of capillary-gravity waves, 2022, Mathematical sciences
  • A modified harmonic balance method to obtain higher-order approximations to strongly nonlinear oscillators, 2020, Journal of Interdisciplinary Mathematics
  • A Modified Energy Balance Method to Obtain Higher-order Approximations to the Oscillators with Cubic and Harmonic Restoring Force, 2020, DOAJ (DOAJ: Directory of Open Access Journals)

Frequent publication venues for Ahmet Yildirim include:

  • Computational methods for differential equations
  • Materials Testing
  • Optimal Control Applications and Methods
  • Mathematical sciences
  • Journal of Interdisciplinary Mathematics

Collaborations are a significant part of Ahmet Yildirim's research activities. Common coauthors include Murat Karaoğlan, Md. Alal Hosen, Gamal M. Ismail, Mehmet Keskın, and S R Saratha, with multiple joint works published together.

Best Publications

  • Solutions of singular IVPs of Lane–Emden type by homotopy perturbation method

    Ahmet Yıldırım;Turgut Öziş

  • A Comparative Study of He's Homotopy Perturbation Method for Determining Frequency-amplitude Relation of a Nonlinear Oscillator with Discontinuities

    Turgut Öziş;Ahmet Yıldırım

  • Solutions of singular IVPs of Lane–Emden type by the variational iteration method

    Ahmet Yıldırım;Turgut Öziş

  • On the coupling of the homotopy perturbation method and Laplace transformation

    Mohammad Madani;Mahdi Fathizadeh;Yasir Khan;Ahmet Yildirim

  • The effects of variable viscosity and thermal conductivity on a thin film flow over a shrinking/stretching sheet

    Yasir Khan;Qingbiao Wu;Naeem Faraz;Ahmet Yildirim

  • Solution of BVPs for fourth-order integro-differential equations by using homotopy perturbation method

    Ahmet Yıldırım

  • An Algorithm for Solving the Fractional Nonlinear Schrodinger Equation by Means of the Homotopy Perturbation Method

    Ahmet Yildirim

  • Traveling Wave Solution of Korteweg-de Vries Equation using He's Homotopy Perturbation Method

    Turgut Öziş;Ahmet Yıldırım

  • Homotopy perturbation method for solving the space–time fractional advection–dispersion equation

    Ahmet Yıldırım;Hüseyin Koçak

  • Optical Soliton Perturbation with Improved Nonlinear Schrödinger's Equation in Nano Fibers

    Michelle Savescu;Kaisar R. Khan;Russell W. Kohl;Luminita Moraru

  • HOMOTOPY PERTURBATION METHOD FOR THREE-DIMENSIONAL PROBLEM OF CONDENSATION FILM ON INCLINED ROTATING DISK

    M. Sheikholeslami;H.R. Ashorynejad;D.D. Ganji;A. Yıldırım

  • He's homotopy perturbation method for solving the space-and time-fractional telegraph equations

    Ahmet Yıldırım

  • Bright and dark optical solitons in birefringent fibers with Hamiltonian perturbations and Kerr law nonlinearity

    Anjan Biswas;Kaisar Khan;Atiqur Rahman;Ahmet Yildirim

  • An effective modification of the homotopy perturbation method for MHD viscous flow over a stretching sheet

    M. Fathizadeh;M. Madani;Yasir Khan;Naeem Faraz

  • The application of homotopy perturbation method for MHD flows of UCM fluids above porous stretching sheets

    Behrouz Raftari;Ahmet Yildirim

  • Application of He's homotopy perturbation method for solving the Cauchy reaction-diffusion problem

    Ahmet Yıldırım

  • Determination of periodic solution for a u1/3 force by He's modified Lindstedt–Poincaré method

    Turgut Öziş;Ahmet Yıldırım

  • A new formula for fractional integrals of Chebyshev polynomials: Application for solving multi-term fractional differential equations

    A.H. Bhrawy;A.H. Bhrawy;M.M. Tharwat;M.M. Tharwat;A. Yildirim

  • Determination of the frequency-amplitude relation for a Duffing-harmonic oscillator by the energy balance method

    Turgut Öziş;Ahmet Yıldırım

  • A note on He’s homotopy perturbation method for van der Pol oscillator with very strong nonlinearity

    Turgut Öziş;Ahmet Yıldırım

Frequent Co-Authors

Syed Tauseef Mohyud-Din
Syed Tauseef Mohyud-Din HITEC University
Yasir Khan
Yasir Khan Zhejiang University
Anjan Biswas
Anjan Biswas Grambling State University
Turgut Öziş
Turgut Öziş Ege University
Ali H. Bhrawy
Ali H. Bhrawy Beni-Suef University
Houria Triki
Houria Triki Badji Mokhtar University
Shaher Momani
Shaher Momani University of Jordan
Tasawar Hayat
Tasawar Hayat Quaid-i-Azam University
M.A. Abdou
M.A. Abdou Mansoura University
Davood Younesian
Davood Younesian Iran University of Science and Technology

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