World's Best Scientists 2026 revealed!
Jef Poortmans

Jef Poortmans

D-Index & Metrics

Materials Science

D-Index
61
Citations
14337
World Ranking
6736
National Ranking
69

Jef Poortmans publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Jef Poortmans sits on this spectrum.

50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50 publications 1,163+

This scientist: 589 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

Jef Poortmans D-index placement in Materials Science in 2026

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

40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40 D-Index 165+

This scientist: 61 D-Index — 48th percentile

48% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

Overview

Jef Poortmans is affiliated with KU Leuven in Belgium and has a significant research footprint in engineering and materials science, particularly focusing on electrical and electronic engineering as well as materials chemistry.

Their recent publications demonstrate a broad engagement with various aspects of solar cell technology and photovoltaic materials. Notable papers include:

  • Minimizing the Interface-Driven Losses in Inverted Perovskite Solar Cells and Modules, 2023, ACS Energy Letters
  • Stress and strain within photovoltaic modules using the finite element method: A critical review, 2021, Renewable and Sustainable Energy Reviews
  • Improving the Morphology Stability of Spiro-OMeTAD Films for Enhanced Thermal Stability of Perovskite Solar Cells, 2021, ACS Applied Materials & Interfaces
  • Perovskite modules with 99% geometrical fill factor using point contact interconnections design, 2020, Progress in Photovoltaics Research and Applications
  • Innovative and industrially viable approach to fabricate AlOx rear passivated ultra-thin Cu(In, Ga)Se2 (CIGS) solar cells, 2020, Solar Energy

The primary research fields of Poortmans are engineering with 123 publications and materials science with 44 publications. The subfields within these areas emphasize electrical and electronic engineering (115 publications), materials chemistry (33 publications), renewable energy, sustainability and the environment (15 publications), atomic and molecular physics and optics (15 publications), and polymers and plastics (10 publications).

Poortmans's published work covers a number of research topics broadly linked to semiconductor and photovoltaic technologies. These topics include:

  • Silicon and Solar Cell Technologies
  • Chalcogenide Semiconductor Thin Films
  • Quantum Dots Synthesis And Properties
  • Perovskite Materials and Applications
  • Semiconductor materials and interfaces
  • Thin-Film Transistor Technologies
  • Photovoltaic System Optimization Techniques

The scientist has published frequently in key venues for photovoltaic and solar energy research. These publication venues include:

  • Solar Energy Materials and Solar Cells (12 publications)
  • Progress in Photovoltaics Research and Applications (8 publications)
  • Solar RRL (6 publications)
  • IEEE Journal of Photovoltaics (5 publications)
  • ACS Applied Materials & Interfaces (4 publications)

Collaboration is a significant aspect of Poortmans's research. The most frequent co-authors include:

  • Bart Vermang (24 collaborations)
  • Hariharsudan Sivaramakrishnan Radhakrishnan (20 collaborations)
  • Guy Brammertz (17 collaborations)
  • Marc Meuris (17 collaborations)
  • Jonathan Govaerts (15 collaborations)

Best Publications

  • Solar cells utilizing small molecular weight organic semiconductors

    Barry P. Rand;Jan Genoe;Paul Heremans;Jef Poortmans

  • P3HT/PCBM bulk heterojunction solar cells: Relation between morphology and electro-optical characteristics

    Peter Vanlaeke;A Swinnen;I Haeldermans;G Vanhoyland

  • Printable anodes for flexible organic solar cell modules

    Tom Aernouts;Peter Vanlaeke;Wim Geens;Jef Poortmans

  • Pinhole-free perovskite films for efficient solar modules

    Weiming Qiu;Weiming Qiu;T. Merckx;Manoj Jaysankar;Manoj Jaysankar;C. Masse de la Huerta

  • Improved anisotropic etching process for industrial texturing of silicon solar cells

    Unknown

  • Characterization of defects in 9.7% efficient Cu2ZnSnSe4-CdS-ZnO solar cells

    G. Brammertz;Marie Buffiere;S. Oueslati;S. Oueslati;S. Oueslati;H. Elanzeery;H. Elanzeery;H. Elanzeery

  • Nonhazardous Solvent Systems for Processing Perovskite Photovoltaics

    Kira L. Gardner;Kira L. Gardner;Jeffrey G. Tait;Tamara Merckx;Weiming Qiu

  • On the Role of Bathocuproine in Organic Photovoltaic Cells

    Hans Gommans;Bregt Verreet;Barry P. Rand;Robert Muller

  • Trap density in conducting organic semiconductors determined from temperature dependence of J−V characteristics

    Vikram Kumar;Suresh Jain;A.K Kapoor;Jef Poortmans

  • Minimizing voltage loss in wide-bandgap perovskites for tandem solar cells

    Manoj Jaysankar;Manoj Jaysankar;Benedito A. L. Raul;João Pedro Bastos;João Pedro Bastos;Claire H. Burgess

  • 8% Efficient thin-film polycrystalline-silicon solar cells based on aluminum-induced crystallization and thermal CVD

    I. Gordon;L. Carnel;D. Van Gestel;G. Beaucarne

  • Extraction of bulk and contact components of the series resistance in organic bulk donor-acceptor-heterojunctions

    Tom Aernouts;Wim Geens;Jef Poortmans;Paul Heremans

  • Dependence of field-effect hole mobility of PPV-based polymer films on the spin-casting solvent

    Wim Geens;Sean E Shaheen;Bernhard Wessling;Christoph J Brabec

  • Polythiophene based bulk heterojunction solar cells: morphology and its implications

    Peter Vanlaeke;G Vanhoyland;Tom Aernouts;David Cheyns

  • Perovskite–silicon tandem solar modules with optimised light harvesting

    Manoj Jaysankar;Miha Filipič;Bartosz Zielinski;Raphael Schmager

  • Stress-induced large-area lift-off of crystalline Si films

    F. Dross;J. Robbelein;B. Vandevelde;E. Van Kerschaver

  • Multicrystalline silicon solar cells with porous silicon emitter

    Renat Bilyalov;R Lüdemann;W Wettling;Lieven Stalmans

  • Injection- and space charge limited-currents in doped conducting organic materials

    Suresh Jain;Wim Geens;Anupama Mehra;Vikram Kumar

  • Epitaxial thin-film Si solar cells

    G. Beaucarne;F. Duerinckx;I. Kuzma;K. Van Nieuwenhuysen

  • Optimization of morphology of P3HT/PCBM films for organic solar cells: effects of thermal treatments and spin coating solvents

    G. Janssen;A. Aguirre;E. Goovaerts;P. Vanlaeke;P. Vanlaeke

  • Porous silicon in crystalline silicon solar cells: a review and the effect on the internal quantum efficiency

    Lieven Stalmans;Jef Poortmans;Hugo Bender;Matty Caymax

Frequent Co-Authors

Marc Meuris
Marc Meuris Hasselt University
Ulrich W. Paetzold
Ulrich W. Paetzold Karlsruhe Institute of Technology
Jean Manca
Jean Manca Hasselt University
Jan D'Haen
Jan D'Haen Hasselt University
Johan Driesen
Johan Driesen KU Leuven

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