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Mathematics
Greece
2026

D-Index & Metrics

Mathematics

D-Index
59
Citations
16859
World Ranking
584
National Ranking
2

Nikolaos S. Papageorgiou 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 Nikolaos S. Papageorgiou 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: 908 publications — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Nikolaos S. Papageorgiou 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 Nikolaos S. Papageorgiou 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 Greece Leader Award
  • 2025 - Research.com Mathematics in Greece Leader Award
  • 2023 - Research.com Mathematics in Greece Leader Award

Overview

Nikolaos S. Papageorgiou is affiliated with the National Technical University of Athens in Greece. Their research primarily spans the disciplines of Mathematics and Computer Science, with a particular focus on applied and computational aspects of these fields. Their work includes extensive contributions to areas such as nonlinear partial differential equations, advanced mathematical modeling in engineering, and nonlinear differential equations analysis.

The scientist's research encompasses a variety of specialized topics, including:

  • Nonlinear Partial Differential Equations
  • Advanced Mathematical Modeling in Engineering
  • Nonlinear Differential Equations Analysis
  • Spectral Theory in Mathematical Physics
  • Differential Equations and Numerical Methods
  • Differential Equations and Boundary Problems
  • Numerical methods in inverse problems

Key recent publications by Nikolaos S. Papageorgiou include:

  • Positive solutions for nonlinear Neumann problems with singular terms and convection, 2020, Journal de Mathématiques Pures et Appliquées
  • Anisotropic singular double phase Dirichlet problems, 2021, Discrete and Continuous Dynamical Systems - S
  • Non-autonomous (p, q)-equations with unbalanced growth, 2022, Mathematische Annalen

The scientist has also collaborated frequently with several coauthors, among which are:

  • Zhenhai Liu
  • Vicenţiu D. Rădulescu
  • Shengda Zeng
  • Yunru Bai
  • Francesca Vetro

Their publication record is concentrated in a number of recurrent venues, including:

  • Results in Mathematics
  • Discrete and Continuous Dynamical Systems - S
  • Nonlinear Analysis Real World Applications
  • Electronic Journal of Differential Equations
  • Complex Variables and Elliptic Equations

The research topics and contributions of Nikolaos S. Papageorgiou intersect with applied mathematics, computational theory, and mathematical physics, supporting work in complex differential equations and variational problems. This aligns with their involvement in numerical analysis and the mechanics of materials, providing a broad scope within contemporary mathematical sciences.

Best Publications

  • Handbook of Multivalued Analysis

    Shouchuan Hu;Nikolaos Socrates Papageorgiou

  • An Introduction to Nonlinear Analysis: Theory

    Zdzislaw Denkowski;Stanislaw Migrski;Nikolaos S. Papageorgiou

  • Handbook of Multivalued Analysis: Volume I: Theory

    S Hu;N Papageorgiou

  • Nonlinear Analysis - Theory and Methods

    Nikolaos S. Papageorgiou;Vicenţiu D. Rădulescu;Dušan D. Repovš

  • Topological and Variational Methods with Applications to Nonlinear Boundary Value Problems

    Dumitru Motreanu;Viorica Venera Motreanu;Nikolaos Papageorgiou

  • Socioeconomic status and risk factors for cardiovascular disease: Impact of dietary mediators

    Theodora Psaltopoulou;George Hatzis;Nikolaos Papageorgiou;Emmanuel Androulakis

  • Degree Theory for Operators of Monotone Type and Nonlinear Elliptic Equations With Inequality Constraints

    Sergiu Aizicovici;Nikolaos Socrates Papageorgiou;Vasile Staicu

  • An introduction to nonlinear analysis

    Zdzisław Denkowski;Stanisław Migórski;Nikolaos Socrates Papageorgiou

  • Handbook of Applied Analysis

    Sophia Th. Kyritsi-Yiallourou;Nikolaos S. Papageorgiou

  • Nonsmooth Critical Point Theory and Nonlinear Boundary Value Problems

    Leszek Gasiński;Nikolaos Socrates Papageorgiou

  • Convergence theorems for Banach space valued integrable multifunctions.

    Nikolaos S. Papageorgiou

  • On the theory of Banach space valued multifunctions. 1. Integration and conditional expectation

    Nikolaos S Papageorgiou

  • Random fixed point theorems for measurable multifunctions in Banach spaces

    Nikolaos S. Papageorgiou

  • Wang’s multiplicity result for superlinear (,)–equations without the Ambrosetti–Rabinowitz condition

    Dimitri Mugnai;Nikolaos S. Papageorgiou

  • Nonsmooth critical point theory and nonlinear elliptic equations at resonance

    Nikolaos C. Kourogenis;Nikolaos S. Papageorgiou

  • Nonlinear Nonhomogeneous Robin Problems with Superlinear Reaction Term

    Nikolaos S. Papageorgiou;Vicenţiu D. Rădulescu

  • Applied Nonlinear Functional Analysis

    Nikolaos S. Papageorgiou;Patrick Winkert

  • Exercises in Analysis: Part 2: Nonlinear Analysis

    Leszek Gasiński;Nikolaos S Papageorgiou

  • Positive solutions for perturbations of the Robin eigenvalue problem plus an indefinite potential

    Nikolaos S. Papageorgiou;Vicenţiu D. Rădulescu;Dušan D. Repovš

  • Multiple solutions with precise sign for nonlinear parametric Robin problems

    Nikolaos S. Papageorgiou;Vicenţiu D. Rădulescu;Vicenţiu D. Rădulescu

  • Exercises in analysis

    Leszek Gasińksi;Nikolaos S Papageorgiou

Frequent Co-Authors

Dušan Repovš
Dušan Repovš University of Ljubljana
Calogero Vetro
Calogero Vetro University of Palermo
Dumitru Motreanu
Dumitru Motreanu University of Perpignan
Donal O'Regan
Donal O'Regan University of Galway
Ravi P. Agarwal
Ravi P. Agarwal Florida Institute of Technology
V. Lakshmikantham
V. Lakshmikantham Florida Institute of Technology
Naseer Shahzad
Naseer Shahzad King Abdulaziz University
Gabriele Bonanno
Gabriele Bonanno University of Messina
Stanisław Migórski
Stanisław Migórski Jagiellonian University

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