World's Best Scientists 2026 revealed!
Juergen Siepmann

Juergen Siepmann

D-Index & Metrics

Chemistry

D-Index
74
Citations
23282
World Ranking
4610
National Ranking
141

Juergen Siepmann 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 Juergen Siepmann 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: 228 publications — 42nd percentile

42% of scientists in this discipline score the same or lower.

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

Juergen Siepmann 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 Juergen Siepmann 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: 74 D-Index — 75th percentile

75% 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

  • 1998 - Fellow of Alfred P. Sloan Foundation

Overview

Juergen Siepmann is affiliated with the University of Lille in France and works primarily within the field of Pharmacology, Toxicology and Pharmaceutics. Their research focuses mainly on Pharmaceutical Science, where they have contributed extensively to the study of drug delivery technologies and related topics.

Their recent publications include:

  • Clinical translation of advanced colonic drug delivery technologies, 2021, Advanced Drug Delivery Reviews
  • Pharmaceutical Technology in Europe, 2021, International Journal of Pharmaceutics
  • Sink conditions do not guarantee the absence of saturation effects, 2020, International Journal of Pharmaceutics
  • GnRH neurons recruit astrocytes in infancy to facilitate network integration and sexual maturation, 2021, Nature Neuroscience
  • Extracellular Vesicles and Biomaterial Design: New Therapies for Cardiac Repair, 2020, Trends in Molecular Medicine

Frequent co-authors in Juergen Siepmann's work include:

  • F. Siepmann
  • J. Vérin
  • Jean-François Willart
  • Florence Danède
  • Christel Neut

The scientist regularly publishes in key venues such as:

  • International Journal of Pharmaceutics
  • International Journal of Pharmaceutics X
  • Journal of Drug Delivery Science and Technology
  • Journal of Controlled Release
  • European Journal of Pharmaceutics and Biopharmaceutics

Thematic areas covered in their research include:

  • Advanced Drug Delivery Systems
  • Drug Solubility and Delivery Systems
  • Gastrointestinal Motility and Disorders
  • Bone Tissue Engineering Materials
  • Ocular Surface and Contact Lens
  • Hydrogels: Synthesis, Properties, Applications
  • Biodegradable Polymer Synthesis and Properties

This profile scientist has also contributed to subfields such as Biomedical Engineering, Molecular Biology, Gastroenterology, and Public Health, Environmental and Occupational Health.

Juergen Siepmann was awarded the Fellow of Alfred P. Sloan Foundation in 1998.

Best Publications

  • Modeling of drug release from delivery systems based on hydroxypropyl methylcellulose (HPMC).

    J. Siepmann;Nicholas Peppas

  • Higuchi equation: derivation, applications, use and misuse.

    Juergen Siepmann;Nicholas A. Peppas

  • Modeling of diffusion controlled drug delivery.

    Juergen Siepmann;Florence Siepmann;Florence Siepmann

  • Mathematical modeling of bioerodible, polymeric drug delivery systems.

    J Siepmann;A Göpferich

  • Gastroretentive drug delivery systems

    Alexander Streubel;Juergen Siepmann;Roland Bodmeier

  • HPMC-matrices for controlled drug delivery: a new model combining diffusion, swelling, and dissolution mechanisms and predicting the release kinetics.

    J. Siepmann;H. Kranz;R. Bodmeier;N. A. Peppas

  • Mathematical modeling of drug dissolution.

    J. Siepmann;F. Siepmann;F. Siepmann

  • PLGA-based microparticles: elucidation of mechanisms and a new, simple mathematical model quantifying drug release

    N. Faisant;J. Siepmann;J.P. Benoit

  • How porosity and size affect the drug release mechanisms from PLGA-based microparticles.

    D. Klose;F. Siepmann;K. Elkharraz;S. Krenzlin

  • Polymer blends for controlled release coatings.

    F. Siepmann;J. Siepmann;M. Walther;R.J. MacRae

  • Floating matrix tablets based on low density foam powder: effects of formulation and processing parameters on drug release.

    A Streubel;J Siepmann;R Bodmeier

  • Drug delivery to the upper small intestine window using gastroretentive technologies

    Alexander Streubel;Juergen Siepmann;Juergen Siepmann;Roland Bodmeier

  • How autocatalysis accelerates drug release from PLGA-based microparticles: a quantitative treatment.

    Juergen Siepmann;Khaled Elkharraz;Florence Siepmann;Diana Klose

  • Effect of the size of biodegradable microparticles on drug release: experiment and theory.

    J Siepmann;N Faisant;J Akiki;J Richard

  • PLGA-based drug delivery systems: importance of the type of drug and device geometry.

    D. Klose;F. Siepmann;K. Elkharraz;J. Siepmann;J. Siepmann

  • Hydrophilic Matrices for Controlled Drug Delivery: An Improved Mathematical Model to Predict the Resulting Drug Release Kinetics (the “sequential Layer” Model)

    J. Siepmann;J. Siepmann;Nicholas Peppas

  • pH-independent release of a weakly basic drug from water-insoluble and -soluble matrix tablets

    A Streubel;J Siepmann;A Dashevsky;R Bodmeier

  • A New Model Describing the Swelling and Drug Release Kinetics from Hydroxypropyl Methylcellulose Tablets

    J. Siepmann;J. Siepmann;K. Podual;M. Sriwongjanya;N.A. Peppas

  • Floating microparticles based on low density foam powder

    A Streubel;J Siepmann;R Bodmeier

  • Diffusion-controlled drug delivery systems: calculation of the required composition to achieve desired release profiles.

    J Siepmann;F Lecomte;R Bodmeier

  • Calculation of the required size and shape of hydroxypropyl methylcellulose matrices to achieve desired drug release profiles

    Jürgen Siepmann;H Kranz;N.A Peppas;R Bodmeier

Frequent Co-Authors

Roland Bodmeier
Roland Bodmeier Freie Universität Berlin
Nicholas A. Peppas
Nicholas A. Peppas The University of Texas at Austin
Thomas Rades
Thomas Rades University of Copenhagen
Marc Descamps
Marc Descamps University of Lille
Michael Pepper
Michael Pepper University College London
Gerhard Winter
Gerhard Winter Ludwig-Maximilians-Universität München
Wim Jiskoot
Wim Jiskoot Leiden University
Andrea Gazzaniga
Andrea Gazzaniga University of Milan
Thorsteinn Loftsson
Thorsteinn Loftsson University of Iceland
Elias Fattal
Elias Fattal University of Paris-Saclay

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