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Physics
Austria
2026

D-Index & Metrics

Physics

D-Index
96
Citations
31468
World Ranking
1883
National Ranking
9

Helmut Lammer publication distribution in Physics in 2026

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

103–122 publications: 7 scientists 123–142 publications: 10 scientists 143–162 publications: 31 scientists 163–182 publications: 35 scientists 183–202 publications: 53 scientists 203–222 publications: 81 scientists 223–242 publications: 85 scientists 243–262 publications: 112 scientists 263–282 publications: 114 scientists 283–302 publications: 126 scientists 303–322 publications: 136 scientists 323–342 publications: 162 scientists 343–362 publications: 155 scientists 363–382 publications: 156 scientists 383–402 publications: 134 scientists 403–422 publications: 145 scientists 423–442 publications: 147 scientists 443–462 publications: 131 scientists 463–482 publications: 131 scientists 483–502 publications: 116 scientists 503–522 publications: 106 scientists 523–542 publications: 103 scientists 543–562 publications: 87 scientists 563–582 publications: 84 scientists 583–602 publications: 94 scientists 603–622 publications: 70 scientists 623–642 publications: 76 scientists 643–662 publications: 60 scientists 663–682 publications: 54 scientists 683–702 publications: 60 scientists 703–722 publications: 48 scientists 723–742 publications: 64 scientists 743–762 publications: 48 scientists 763–782 publications: 37 scientists 783–802 publications: 43 scientists 803–822 publications: 34 scientists 823–842 publications: 36 scientists 843–862 publications: 32 scientists 863–882 publications: 32 scientists 883–902 publications: 31 scientists 903–922 publications: 25 scientists 923–942 publications: 15 scientists 943–962 publications: 24 scientists 963–982 publications: 13 scientists 983–1,002 publications: 21 scientists 1,003–1,022 publications: 21 scientists 1,023–1,042 publications: 16 scientists 1,043–1,062 publications: 9 scientists 1,063–1,082 publications: 19 scientists 1,083–1,102 publications: 11 scientists 1,103–1,122 publications: 17 scientists 1,123–1,142 publications: 11 scientists 1,143–1,162 publications: 7 scientists 1,163–1,182 publications: 4 scientists 1,183–1,202 publications: 10 scientists 1,203–1,222 publications: 8 scientists 1,223–1,242 publications: 16 scientists 1,243–1,262 publications: 4 scientists 1,263–1,282 publications: 10 scientists 1,283–1,302 publications: 5 scientists 1,303–1,322 publications: 7 scientists 1,323–1,342 publications: 4 scientists 1,343–1,362 publications: 8 scientists 1,363–1,382 publications: 6 scientists 1,383–1,402 publications: 7 scientists 1,403–1,422 publications: 3 scientists 1,423–1,442 publications: 4 scientists 1,443–1,462 publications: 4 scientists 1,463–1,468 publications: 3 scientists 1,469+ publications: 100 scientists
103 publications 1,469+

This scientist: 646 publications — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,469 publications or more.

Helmut Lammer D-index placement in Physics in 2026

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

70–71 D-Index: 76 scientists 72–73 D-Index: 110 scientists 74–75 D-Index: 143 scientists 76–77 D-Index: 153 scientists 78–79 D-Index: 144 scientists 80–81 D-Index: 167 scientists 82–83 D-Index: 167 scientists 84–85 D-Index: 166 scientists 86–87 D-Index: 132 scientists 88–89 D-Index: 155 scientists 90–91 D-Index: 134 scientists 92–93 D-Index: 137 scientists 94–95 D-Index: 102 scientists 96–97 D-Index: 112 scientists 98–99 D-Index: 110 scientists 100–101 D-Index: 116 scientists 102–103 D-Index: 97 scientists 104–105 D-Index: 103 scientists 106–107 D-Index: 87 scientists 108–109 D-Index: 90 scientists 110–111 D-Index: 67 scientists 112–113 D-Index: 78 scientists 114–115 D-Index: 75 scientists 116–117 D-Index: 67 scientists 118–119 D-Index: 69 scientists 120–121 D-Index: 60 scientists 122–123 D-Index: 59 scientists 124–125 D-Index: 53 scientists 126–127 D-Index: 42 scientists 128–129 D-Index: 41 scientists 130–131 D-Index: 33 scientists 132–133 D-Index: 32 scientists 134–135 D-Index: 45 scientists 136–137 D-Index: 19 scientists 138–139 D-Index: 24 scientists 140–141 D-Index: 28 scientists 142–143 D-Index: 31 scientists 144–145 D-Index: 22 scientists 146–147 D-Index: 20 scientists 148–149 D-Index: 12 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 24 scientists 154–155 D-Index: 23 scientists 156–157 D-Index: 15 scientists 158–159 D-Index: 15 scientists 160–161 D-Index: 11 scientists 162–163 D-Index: 17 scientists 164–165 D-Index: 12 scientists 166–167 D-Index: 11 scientists 168–169 D-Index: 9 scientists 170–171 D-Index: 9 scientists 172–173 D-Index: 11 scientists 174–175 D-Index: 4 scientists 176–177 D-Index: 8 scientists 178–179 D-Index: 5 scientists 180–181 D-Index: 3 scientists 182–183 D-Index: 4 scientists 184 D-Index: 4 scientists 185+ D-Index: 99 scientists
70 D-Index 185+

This scientist: 96 D-Index — 50th percentile

50% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 185 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Physics in Austria Leader Award
  • 2025 - Research.com Physics in Austria Leader Award

Overview

Helmut Lammer is affiliated with the Austrian Academy of Sciences in Austria. Their research primarily focuses on the fields of physics and astronomy, with a particular emphasis on astronomy and astrophysics, geophysics, aerospace engineering, atmospheric science, and paleontology. Their extensive publication record includes significant contributions to planetary and space science topics.

The main topics of Helmut Lammer's work include:

  • Astro and Planetary Science
  • Planetary Science and Exploration
  • Stellar, planetary, and galactic studies
  • Solar and Space Plasma Dynamics
  • Astrophysics and Star Formation Studies
  • Ionosphere and magnetosphere dynamics
  • Earthquake Detection and Analysis

The scientist has published frequently in the following venues:

  • Space Science Reviews
  • arXiv (Cornell University)
  • Monthly Notices of the Royal Astronomical Society
  • Journal of Geophysical Research Planets
  • The Astrophysical Journal

Helmut Lammer's recent papers include:

  • A pebble accretion model for the formation of the terrestrial planets in the Solar System, 2021, Science Advances
  • Overcoming the Limitations of the Energy-limited Approximation for Planet Atmospheric Escape, 2020, SibFU Digital Repository (Siberian Federal University)
  • The Long-Term Evolution of the Atmosphere of Venus: Processes and Feedback Mechanisms, 2022, Space Science Reviews
  • Particles and Photons as Drivers for Particle Release from the Surfaces of the Moon and Mercury, 2022, Space Science Reviews
  • Evidence for the volatile-rich composition of a 1.5-Earth-radius planet, 2022, Nature Astronomy

Frequent co-authors in Helmut Lammer's research include:

  • Manuel Scherf
  • P. Wurz
  • L. Fossati
  • Н. В. Еркаев
  • André Galli

Best Publications

  • The PLATO 2.0 Mission

    H. Rauer;C. Catala;C. Aerts;T. Appourchaux

  • The PLATO 2.0 mission

    H. Rauer;H. Rauer;C. Catala;C. Aerts;T. Appourchaux

  • Transiting exoplanets from the CoRoT space mission VIII. CoRoT-7b: the first Super-Earth with measured radius

    A. Leger;D. Rouan;J. Schneider;P. Barge

  • Transiting exoplanets from the CoRoT space mission VIII. CoRoT-7b: the first Super-Earth with measured radius

    A. Léger;D. Rouan;J. Schneider;P. Barge

  • Atmospheric Loss of Exoplanets Resulting from Stellar X-Ray and Extreme-Ultraviolet Heating

    H. Lammer;F. Selsis;I. Ribas;E. F. Guinan

  • What makes a planet habitable

    H. Lammer;J. H. Bredehöft;A. Coustenis;M. L. Khodachenko

  • The CoRoT-7 planetary system: two orbiting super-Earths

    D. Queloz;F. Bouchy;F. Bouchy;C. Moutou;A. Hatzes

  • Coronal mass ejection (CME) activity of low mass M stars as an important factor for the habitability of terrestrial exoplanets. II. CME-induced ion pick up of Earth-like exoplanets in close-in habitable zones.

    Helmut Lammer;Herbert I.M. Lichtenegger;Yuri N. Kulikov;Jean Mathias Grießmeier

  • Roche lobe effects on the atmospheric loss from "Hot Jupiters"

    N. V. Erkaev;Yu. N. Kulikov;H. Lammer;F. Selsis

  • Roche lobe effects on the atmospheric loss of "Hot Jupiters"

    N. V. Erkaev;H. Lammer;Yu. N. Kulikov;D. Langmayr

  • Coronal mass ejection (CME) activity of low mass M stars as an important factor for the habitability of terrestrial exoplanets. I. CME impact on expected magnetospheres of Earth-like exoplanets in close-in habitable zones.

    Maxim L. Khodachenko;Ignasi Ribas;Helmut Lammer;Jean-Mathias Grießmeier

  • A new family of planets? Ocean-Planets

    A. Leger;Franck Selsis;C. Sotin;T. Guillot

  • M stars as targets for terrestrial exoplanet searches and biosignature detection.

    John M Scalo;Lisa Kaltenegger;Ant Gona Segura;Malcolm Fridlund

  • The extreme ultraviolet and X-ray Sun in Time: High-energy evolutionary tracks of a solar-like star

    Lin Tu;Colin P. Johnstone;Manuel Güdel;Helmut Lammer

  • The effect of evaporation on the evolution of close-in giant planets

    I. Baraffe;F. Selsis;G. Chabrier;T. S. Barman

  • Atmospheric Escape and Evolution of Terrestrial Planets and Satellites

    Helmut Lammer;James F. Kasting;Eric Chassefière;Robert E. Johnson

  • Transiting exoplanets from the CoRoT space mission - II. CoRoT-Exo-2b: a transiting planet around an active G star

    R. Alonso;M. Auvergne;A. Baglin;M. Ollivier

  • Transiting exoplanets from the CoRoT space mission I - CoRoT-Exo-1b: a low-density short-period planet around a G0V star

    P. Barge;A. Baglin;M. Auvergne;Heike Rauer

  • Magnetic field investigation of the Venus plasma environment: Expected new results from Venus Express

    T.L. Zhang;T.L. Zhang;W. Baumjohann;M. Delva;H.-U. Auster

  • Transiting exoplanets from the CoRoT space mission . VI. CoRoT-Exo-3b: the first secure inhabitant of the brown-dwarf desert

    M. Deleuil;H. J. Deeg;R. Alonso;F. Bouchy

Frequent Co-Authors

Nikolai V. Erkaev
Nikolai V. Erkaev Siberian Federal University
Heike Rauer
Heike Rauer Freie Universität Berlin
Peter Wurz
Peter Wurz University of Bern
Manuel Güdel
Manuel Güdel University of Vienna
Tristan Guillot
Tristan Guillot Centre national de la recherche scientifique, CNRS
Suzanne Aigrain
Suzanne Aigrain University of Oxford
Magali Deleuil
Magali Deleuil Aix-Marseille University
A. P. Hatzes
A. P. Hatzes Max Planck Society
Mats Holmström
Mats Holmström Swedish Institute of Space Physics
Tsevi Mazeh
Tsevi Mazeh Tel Aviv University

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