World's Best Scientists 2026 revealed!
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Chemistry
Belgium
2025

D-Index & Metrics

Chemistry

D-Index
66
Citations
11977
World Ranking
7495
National Ranking
93

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
Hugo Thienpont
Hugo Thienpont Vrije Universiteit Brussel
Angelo Vaccari
Angelo Vaccari University of Bologna
Peter Cloetens
Peter Cloetens European Synchrotron Radiation Facility
Stefano Cesco
Stefano Cesco Free University of Bozen-Bolzano

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