World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
82
Citations
24450
World Ranking
3082
National Ranking
231

Ralf Ludwig 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 Ralf Ludwig 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: 455 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Ralf Ludwig 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 Ralf Ludwig 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: 82 D-Index — 83rd percentile

83% of scientists in this discipline score the same or lower.

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

Overview

Ralf Ludwig is affiliated with the University of Rostock in Germany and has a broad research focus within Medicine, encompassing several specialized subfields. Their main areas of study include Pathology and Forensic Medicine, Rheumatology, Genetics, Immunology, and Dermatology.

The researcher's work primarily addresses topics related to autoimmune and inflammatory conditions. Key research themes include:

  • Autoimmune Bullous Skin Diseases
  • Coagulation, Bradykinin, Polyphosphates, and Angioedema
  • Urticaria and Related Conditions
  • Dermatology and Skin Diseases
  • Psoriasis: Treatment and Pathogenesis
  • Asthma and Respiratory Diseases
  • Monoclonal and Polyclonal Antibodies Research

Ralf Ludwig has contributed to a significant number of publications, often collaborating with frequent co-authors such as Khalaf Kridin, Katja Bieber, Enno Schmidt, Detlef Zillikens, and Diamant Thaçi. Their research output is published in several prominent journals. The venues with the highest number of their publications include:

  • Journal of Investigative Dermatology
  • Frontiers in Immunology
  • Journal of the European Academy of Dermatology and Venereology
  • Journal of the American Academy of Dermatology
  • Frontiers in Medicine

Notable recent papers by Ralf Ludwig include:

  • Updated S2K guidelines on the management of pemphigus vulgaris and foliaceus initiated by the European Academy of Dermatology and Venereology, 2020, Journal of the European Academy of Dermatology and Venereology
  • Unmet Medical Needs in Chronic, Non-communicable Inflammatory Skin Diseases, 2022, Frontiers in Medicine
  • Lichen sclerosus: The 2023 update, 2023, Frontiers in Medicine
  • Lichen Planus, 2021, Frontiers in Medicine
  • Autoimmune pre-disease, 2022, Autoimmunity Reviews

The scientist's work spans emerging and established areas of clinical and immunological research, reflecting an ongoing commitment to understanding chronic inflammatory skin diseases and autoimmune conditions.

Best Publications

  • Water: From Clusters to the Bulk

    Ralf Ludwig

  • Efficient Dehydrogenation of Formic Acid Using an Iron Catalyst

    Albert Boddien;Albert Boddien;Dörthe Mellmann;Felix Gärtner;Ralf Jackstell

  • Mesenchymal stem cells display coordinated rolling and adhesion behavior on endothelial cells

    Brigitte Rüster;Brigitte Rüster;Stephan Göttig;Stephan Göttig;Ralf J. Ludwig;Ralf J. Ludwig;Roxana Bistrian;Roxana Bistrian

  • Selective Catalytic Hydrogenations of Nitriles, Ketones, and Aldehydes by Well-Defined Manganese Pincer Complexes

    Saravanakumar Elangovan;Christoph Topf;Steffen Fischer;Haijun Jiao

  • Anti-inflammatory activity of IgG1 mediated by Fc galactosylation and association of FcγRIIB and dectin-1

    Christian M. Karsten;Manoj K. Pandey;Julia Figge;Regina Kilchenstein

  • Psoriasis : a possible risk factor for development of coronary artery calcification

    Ralf J. Ludwig;C. Herzog;A. Rostock;Falk Rudiger Ochsendorf

  • Mechanisms of Autoantibody-Induced Pathology.

    Ralf J. Ludwig;Karen Vanhoorelbeke;Frank Leypoldt;Ziya Kaya

  • Strong, Localized, and Directional Hydrogen Bonds Fluidize Ionic Liquids

    Koichi Fumino;Alexander Wulf;Ralf Ludwig

  • Molecular Dynamic Simulations of Ionic Liquids: A Reliable Description of Structure, Thermodynamics and Dynamics

    Thorsten Köddermann;Dietmar Paschek;Ralf Ludwig

  • Iron-Catalyzed Hydrogen Production from Formic Acid

    Albert Boddien;Björn Loges;Felix Gärtner;Christian Torborg

  • Ion‐Pair Formation in the Ionic Liquid 1‐Ethyl‐3‐methylimidazolium Bis(triflyl)imide as a Function of Temperature and Concentration

    Thorsten Köddermann;Christiane Wertz;Andreas Heintz;Ralf Ludwig

  • Hydrogen bonding in protic ionic liquids: reminiscent of water.

    Koichi Fumino;Alexander Wulf;Ralf Ludwig

  • Psoriasis patients show signs of insulin resistance.

    Sandra Boehncke;Diamant Thaci;Heike Beschmann;Ralf J. Ludwig

  • The influence of hydrogen bonding on the physical properties of ionic liquids.

    Koichi Fumino;Tim Peppel;Monika Geppert-Rybczyńska;Monika Geppert-Rybczyńska;Dzmitry H. Zaitsau

  • The Association of Water in Ionic Liquids: A Reliable Measure of Polarity

    Thorsten Köddermann;Christiane Wertz;Andreas Heintz;Ralf Ludwig

  • Updated S2K guidelines on the management of pemphigus vulgaris and foliaceus initiated by the european academy of dermatology and venereology (EADV).

    P. Joly;B. Horvath;Α Patsatsi;S. Uzun

  • The cation-anion interaction in ionic liquids probed by far-infrared spectroscopy.

    Koichi Fumino;Alexander Wulf;Ralf Ludwig

  • Spectroscopic Evidence for an Enhanced Anion-Cation Interaction from Hydrogen Bonding in Pure Imidazolium Ionic Liquids

    Alexander Wulf;Koichi Fumino;Ralf Ludwig

  • Probing molecular interaction in ionic liquids by low frequency spectroscopy: Coulomb energy, hydrogen bonding and dispersion forces

    Koichi Fumino;Sebastian Reimann;Ralf Ludwig

  • The potential role of hydrogen bonding in aprotic and protic ionic liquids.

    Koichi Fumino;Alexander Wulf;Ralf Ludwig

  • Endothelial P-Selectin as a Target of Heparin Action in Experimental Melanoma Lung Metastasis

    Ralf J. Ludwig;Beatrice Boehme;Maurizio Podda;Reinhard Henschler

Frequent Co-Authors

Detlef Zillikens
Detlef Zillikens University of Lübeck
Enno Schmidt
Enno Schmidt University of Lübeck
Wolf-Henning Boehncke
Wolf-Henning Boehncke University of Geneva
Jörg Köhl
Jörg Köhl University of Lübeck
Wolfram Mauser
Wolfram Mauser Ludwig-Maximilians-Universität München
Henrik Junge
Henrik Junge Leibniz Institute for Catalysis
Frank Weinhold
Frank Weinhold University of Wisconsin–Madison
Michael P. Schön
Michael P. Schön University of Göttingen
Marcel F. Jonkman
Marcel F. Jonkman University Medical Center Groningen
Alexander G. Stepanov
Alexander G. Stepanov Boreskov Institute of Catalysis

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