World's Best Scientists 2026 revealed!
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Chemistry
Belgium
2025

D-Index & Metrics

Chemistry

D-Index
66
Citations
11977
World Ranking
7493
National Ranking
93

Koen Janssens publication distribution in Chemistry in 2026

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

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 331 publications — 69th percentile

69% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Koen Janssens D-index placement in Chemistry in 2026

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

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 66 D-Index — 60th percentile

60% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Research.com Recognitions

  • 2025 - Research.com Chemistry in Belgium Leader Award
  • 2022 - Research.com Chemistry in Belgium Leader Award

Overview

Koen Janssens is affiliated with the University of Antwerp in Belgium and specializes in research related to Arts and Humanities, with a focus on Cultural Heritage Materials Analysis. Their work spans multiple subfields including Archeology, Earth-Surface Processes, Conservation, Radiation, and Materials Chemistry.

Their research covers main topics such as:

  • Cultural Heritage Materials Analysis
  • Building materials and conservation
  • Conservation Techniques and Studies
  • X-ray Spectroscopy and Fluorescence Analysis
  • Pigment Synthesis and Properties
  • Radioactive element chemistry and processing
  • X-ray Diffraction in Crystallography

Koen Janssens has published extensively in several scientific venues. The most frequent venues for their work include:

  • Heritage Science
  • Science Advances
  • SSRN Electronic Journal
  • Acta Crystallographica Section A Foundations and Advances
  • Analytical Chemistry

Among their notable recent publications are:

  • Effect of ultra-fine fly ash on concrete performance and durability, 2020, Construction and Building Materials
  • Probing the chemistry of CdS paints in The Scream by in situ noninvasive spectroscopies and synchrotron radiation x-ray techniques, 2020, Science Advances
  • Characterization of polyvinyl alcohol-borax/agarose (PVA-B/AG) double network hydrogel utilized for the cleaning of works of art, 2020, Heritage Science
  • The "Historical Materials BAG": A New Facilitated Access to Synchrotron X-ray Diffraction Analyses for Cultural Heritage Materials at the European Synchrotron Radiation Facility, 2022, Molecules
  • Insights into the composition of ancient Egyptian red and black inks on papyri achieved by synchrotron-based microanalyses, 2020, Proceedings of the National Academy of Sciences

Collaboration is an important aspect of Janssens' research, often working alongside frequent co-authors such as:

  • Frederik Vanmeert
  • Geert Van der Snickt
  • Steven De Meyer
  • Marine Cotte
  • Arthur Gestels

Janssens' research frequently involves advanced analytical techniques such as X-ray spectroscopy, fluorescence analysis, and synchrotron-based methods. These approaches support investigations into material conservation, pigment properties, and the chemical composition of cultural heritage objects.

The body of work reflects a consistent engagement with interdisciplinary efforts connecting archeological science, conservation technology, and materials chemistry, aiming to enhance the understanding and preservation of historical materials.

Best Publications

  • Visualization of a lost painting by Vincent van Gogh using synchrotron radiation based X-ray fluorescence elemental mapping.

    Joris Dik;Koen Janssens;Geert Van Der Snickt;Luuk van der Loeff

  • Carbonates from the lower part of transition zone or even the lower mantle

    Frank E. Brenker;Christian Vollmer;Laszlo Vincze;Bart Vekemans

  • A mobile instrument for in situ scanning macro-XRF investigation of historical paintings

    Matthias Alfeld;Joana Vaz Pedroso;Margriet van Eikema Hommes;Geert Van der Snickt

  • AXIL-PC: software for the analysis of complex X-ray spectra

    P Van Espen;K Janssens;J Nobels

  • Elemental Compositions of Comet 81P/Wild 2 Samples Collected by Stardust

    George J. Flynn;Pierre Bleuet;Janet Borg;John P. Bradley

  • Characterization of a degraded cadmium yellow (CdS) pigment in an oil painting by means of synchrotron radiation based X-ray techniques.

    Geert Van der Snickt;Joris Dik;Marine Cotte;Koen Janssens

  • Strategies for processing mega-pixel X-ray fluorescence hyperspectral data: a case study on a version of Caravaggio's painting Supper at Emmaus

    Matthias Alfeld;Koen Janssens

  • The ID21 X-ray and infrared microscopy beamline at the ESRF: status and recent applications to artistic materials

    Marine Cotte;Marine Cotte;Emeline Pouyet;Murielle Salomé;Camille Rivard

  • Non-destructive Micro Analysis of Cultural Heritage Materials

    Koen H. A. Janssens;R. van Grieken

  • Combined use of Synchrotron Radiation Based Micro-X-ray Fluorescence, Micro-X-ray Diffraction, Micro-X-ray Absorption Near-Edge, and Micro-Fourier Transform Infrared Spectroscopies for Revealing an Alternative Degradation Pathway of the Pigment Cadmium Yellow in a Painting by Van Gogh

    Geert Van der Snickt;Koen Janssens;Joris Dik;Wout De Nolf

  • Synchrotron-based X-ray absorption spectroscopy for art conservation: looking back and looking forward.

    Marine Cotte;Jean Susini;Joris Dik;Koen Janssens

  • Degradation Process of Lead Chromate in Paintings by Vincent van Gogh Studied by Means of Synchrotron X-ray Spectromicroscopy and Related Methods. 1. Artificially Aged Model Samples

    Letizia Monico;Geert Van der Snickt;Koen Janssens;Wout De Nolf

  • Mitigation strategies for radiation damage in the analysis of ancient materials

    Loïc Bertrand;Sebastian Schöeder;Demetrios Anglos;Demetrios Anglos;Mark B.H. Breese

  • Photon-based techniques for nondestructive subsurface analysis of painted cultural heritage artifacts.

    Koen Janssens;Joris Dik;Marine Cotte;Jean Susini

  • Degradation Process of Lead Chromate in Paintings by Vincent van Gogh Studied by Means of Spectromicroscopic Methods. 3. Synthesis, Characterization, and Detection of Different Crystal Forms of the Chrome Yellow Pigment

    Letizia Monico;Koen Janssens;Costanza Miliani;Brunetto Giovanni Brunetti

  • Effect of ultra-fine fly ash on concrete performance and durability

    Patricia Kara De Maeijer;Bart Craeye;Ruben Snellings;Hadi Kazemi-Kamyab

  • Microscopic X-ray fluorescence analysis and related methods with laboratory and synchrotron radiation sources

    F. Adams;K. Janssens;A. Snigirev

  • Cultural heritage and archaeology materials studied by synchrotron spectroscopy and imaging

    Loïc Bertrand;Laurianne Robinet;Mathieu Thoury;Koen Janssens

  • Change in silica sources in Roman and post-Roman glass ☆

    A. Aerts;B. Velde;K. Janssens;W. Dijkman

  • High energy X-ray microscopy for characterisation of fuel particles

    B. Salbu;T. Krekling;O.C. Lind;D.H. Oughton

  • Confocal μ-XRF depth analysis of paint layers

    Ž. Šmit;Ž. Šmit;K. Janssens;K. Proost;I. Langus

Frequent Co-Authors

Marine Cotte
Marine Cotte European Synchrotron Radiation Facility
Freddy Adams
Freddy Adams University of Antwerp
Costanza Miliani
Costanza Miliani National Research Council (CNR)
Brit Salbu
Brit Salbu Norwegian University of Life Sciences
Melissa A. Denecke
Melissa A. Denecke University of Manchester
Herman Terryn
Herman Terryn Vrije Universiteit Brussel
Angelo Vaccari
Angelo Vaccari University of Bologna
Peter Cloetens
Peter Cloetens European Synchrotron Radiation Facility
Hugo Thienpont
Hugo Thienpont Vrije Universiteit Brussel
Frank E. Brenker
Frank E. Brenker Goethe University Frankfurt

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