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D-Index & Metrics

Earth Science

D-Index
51
Citations
8657
World Ranking
3267
National Ranking
1304

Robert J. Lillis publication distribution in Earth Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Earth Science in 2026. The highlighted bar marks where Robert J. Lillis sits on this spectrum.

38–42 publications: 1 scientists 43–47 publications: 0 scientists 48–52 publications: 3 scientists 53–57 publications: 8 scientists 58–62 publications: 11 scientists 63–67 publications: 16 scientists 68–72 publications: 24 scientists 73–77 publications: 31 scientists 78–82 publications: 49 scientists 83–87 publications: 77 scientists 88–92 publications: 86 scientists 93–97 publications: 88 scientists 98–102 publications: 92 scientists 103–107 publications: 84 scientists 108–112 publications: 102 scientists 113–117 publications: 108 scientists 118–122 publications: 117 scientists 123–127 publications: 126 scientists 128–132 publications: 146 scientists 133–137 publications: 114 scientists 138–142 publications: 102 scientists 143–147 publications: 127 scientists 148–152 publications: 102 scientists 153–157 publications: 112 scientists 158–162 publications: 102 scientists 163–167 publications: 127 scientists 168–172 publications: 121 scientists 173–177 publications: 112 scientists 178–182 publications: 109 scientists 183–187 publications: 98 scientists 188–192 publications: 92 scientists 193–197 publications: 105 scientists 198–202 publications: 77 scientists 203–207 publications: 80 scientists 208–212 publications: 89 scientists 213–217 publications: 70 scientists 218–222 publications: 74 scientists 223–227 publications: 74 scientists 228–232 publications: 70 scientists 233–237 publications: 67 scientists 238–242 publications: 59 scientists 243–247 publications: 67 scientists 248–252 publications: 51 scientists 253–257 publications: 46 scientists 258–262 publications: 41 scientists 263–267 publications: 39 scientists 268–272 publications: 34 scientists 273–277 publications: 39 scientists 278–282 publications: 35 scientists 283–287 publications: 36 scientists 288–292 publications: 35 scientists 293–297 publications: 29 scientists 298–302 publications: 23 scientists 303–307 publications: 39 scientists 308–312 publications: 34 scientists 313–317 publications: 23 scientists 318–322 publications: 18 scientists 323–327 publications: 18 scientists 328–332 publications: 21 scientists 333–337 publications: 20 scientists 338–342 publications: 15 scientists 343–347 publications: 13 scientists 348–352 publications: 24 scientists 353–357 publications: 25 scientists 358–362 publications: 10 scientists 363–367 publications: 20 scientists 368–372 publications: 17 scientists 373–377 publications: 18 scientists 378–382 publications: 15 scientists 383–387 publications: 7 scientists 388–392 publications: 22 scientists 393–397 publications: 9 scientists 398–402 publications: 11 scientists 403–407 publications: 16 scientists 408–412 publications: 4 scientists 413–417 publications: 5 scientists 418–422 publications: 14 scientists 423–427 publications: 8 scientists 428–432 publications: 7 scientists 433–437 publications: 7 scientists 438–442 publications: 10 scientists 443–447 publications: 10 scientists 448–452 publications: 3 scientists 453–457 publications: 9 scientists 458–462 publications: 11 scientists 463–467 publications: 4 scientists 468–472 publications: 6 scientists 473–477 publications: 11 scientists 478–482 publications: 8 scientists 483–487 publications: 2 scientists 488–492 publications: 3 scientists 493–497 publications: 4 scientists 498–502 publications: 4 scientists 503–507 publications: 4 scientists 508–509 publications: 4 scientists 510+ publications: 100 scientists
38 publications 510+

This scientist: 374 publications — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 510 publications or more.

Robert J. Lillis D-index placement in Earth Science in 2026

The chart shows the D-index (discipline H-index) distribution of Earth Science scientists ranked by Research.com in 2026. The highlighted bar marks where Robert J. Lillis sits on this spectrum.

30 D-Index: 15 scientists 31 D-Index: 42 scientists 32 D-Index: 60 scientists 33 D-Index: 90 scientists 34 D-Index: 103 scientists 35 D-Index: 108 scientists 36 D-Index: 142 scientists 37 D-Index: 147 scientists 38 D-Index: 147 scientists 39 D-Index: 152 scientists 40 D-Index: 143 scientists 41 D-Index: 157 scientists 42 D-Index: 141 scientists 43 D-Index: 151 scientists 44 D-Index: 140 scientists 45 D-Index: 135 scientists 46 D-Index: 121 scientists 47 D-Index: 108 scientists 48 D-Index: 128 scientists 49 D-Index: 111 scientists 50 D-Index: 106 scientists 51 D-Index: 112 scientists 52 D-Index: 102 scientists 53 D-Index: 103 scientists 54 D-Index: 94 scientists 55 D-Index: 61 scientists 56 D-Index: 101 scientists 57 D-Index: 71 scientists 58 D-Index: 65 scientists 59 D-Index: 78 scientists 60 D-Index: 93 scientists 61 D-Index: 56 scientists 62 D-Index: 58 scientists 63 D-Index: 52 scientists 64 D-Index: 63 scientists 65 D-Index: 49 scientists 66 D-Index: 53 scientists 67 D-Index: 57 scientists 68 D-Index: 50 scientists 69 D-Index: 44 scientists 70 D-Index: 44 scientists 71 D-Index: 31 scientists 72 D-Index: 33 scientists 73 D-Index: 33 scientists 74 D-Index: 23 scientists 75 D-Index: 32 scientists 76 D-Index: 24 scientists 77 D-Index: 17 scientists 78 D-Index: 19 scientists 79 D-Index: 9 scientists 80 D-Index: 21 scientists 81 D-Index: 20 scientists 82 D-Index: 17 scientists 83 D-Index: 19 scientists 84 D-Index: 19 scientists 85 D-Index: 14 scientists 86 D-Index: 6 scientists 87 D-Index: 14 scientists 88 D-Index: 17 scientists 89 D-Index: 10 scientists 90 D-Index: 8 scientists 91 D-Index: 8 scientists 92 D-Index: 9 scientists 93 D-Index: 6 scientists 94+ D-Index: 98 scientists
30 D-Index 94+

This scientist: 51 D-Index — 59th percentile

59% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 94 D-Index or more.

Overview

Robert J. Lillis is a researcher affiliated with the University of California, Berkeley in the United States. Their research primarily spans the fields of Physics and Astronomy, with a detailed focus on Astronomy and Astrophysics. The subfields of their work also include Molecular Biology, Atmospheric Science, Aerospace Engineering, and Physiology, indicating a multidisciplinary approach to scientific investigation.

The foremost topics within Lillis's research encompass:

  • Planetary Science and Exploration
  • Astro and Planetary Science
  • Space Science and Extraterrestrial Life
  • Solar and Space Plasma Dynamics
  • Geomagnetism and Paleomagnetism Studies
  • Spaceflight effects on biology
  • Atmospheric Ozone and Climate

Lillis has contributed to a range of scientific publications, appearing in several notable venues. The most frequent publication platforms include:

  • Geophysical Research Letters
  • Journal of Geophysical Research Space Physics
  • Journal of Geophysical Research Planets
  • Space Science Reviews
  • Icarus

Among their recent papers are:

  • The Emirates Mars Mission (2022, Space Science Reviews)
  • Emirates Mars Mission Characterization of Mars Atmosphere Dynamics and Processes (2021, Space Science Reviews)
  • Inverted-V Electron Acceleration Events Concurring With Localized Auroral Observations at Mars by MAVEN (2020, Geophysical Research Letters)
  • The Influence of Interplanetary Magnetic Field Direction on Martian Crustal Magnetic Field Topology (2020, Geophysical Research Letters)
  • The Emirates Mars Ultraviolet Spectrometer (EMUS) for the EMM Mission (2021, Space Science Reviews)

Lillis has collaborated frequently with several researchers in their field. Notable co-authors include:

  • Shannon Curry
  • J. S. Halekas
  • Sonal Jain
  • D. A. Brain
  • Justin Deighan

Best Publications

  • The Mars Atmosphere and Volatile Evolution (MAVEN) Mission

    Bruce M. Jakosky;R. P. Lin;J. M. Grebowsky;J. G. Luhmann

  • The Space Physics Environment Data Analysis System (SPEDAS)

    V. Angelopoulos;P. Cruce;A. Drozdov;E. W. Grimes

  • Loss of the Martian atmosphere to space: Present-day loss rates determined from MAVEN observations and integrated loss through time

    Bruce Jakosky;David Brain;Michael Chaffin;Shannon M. Curry

  • MAVEN observations of the response of Mars to an interplanetary coronal mass ejection

    Bruce M. Jakosky;Joseph M. Grebowsky;Janet G. Luhmann;J. Connerney

  • Electron pitch angle distributions as indicators of magnetic field topology near Mars

    D. A. Brain;R. J. Lillis;D. L. Mitchell;J. S. Halekas

  • Rapid decrease in Martian crustal magnetization in the Noachian era: Implications for the dynamo and climate of early Mars

    R. J. Lillis;H. V. Frey;M. Manga

  • The spatial distribution of planetary ion fluxes near Mars observed by MAVEN

    David A. Brain;J. P. Mcfadden;Jasper S. Halekas;J. E. P. Connerney

  • A New Model of the Crustal Magnetic Field of Mars Using MGS and MAVEN

    Benoit Langlais;Erwan Thébault;Aymeric Houliez;Michael E. Purucker

  • Variability of the altitude of the Martian sheath

    D. A. Brain;J. S. Halekas;R. Lillis;D. L. Mitchell

  • An improved crustal magnetic field map of Mars from electron reflectometry: Highland volcano magmatic history and the end of the martian dynamo

    Robert J. Lillis;Herbert V. Frey;Michael Manga;David L. Mitchell

  • Giant impacts on early Mars and the cessation of the Martian dynamo

    J. H. Roberts;J. H. Roberts;R. J. Lillis;M. Manga

  • Discovery of diffuse aurora on Mars

    N. M. Schneider;J. I. Deighan;S. K. Jain;Arnaud Stiepen

  • Photochemical escape of oxygen from Mars: First results from MAVEN in situ data

    Robert J. Lillis;Justin Deighan;Jane L. Fox;Stephen W. Bougher

  • Characterizing Atmospheric Escape from Mars Today and Through Time, with MAVEN

    R. J. Lillis;D. A. Brain;Stephen W. Bougher;F. Leblanc

  • Early MAVEN Deep Dip campaign reveals thermosphere and ionosphere variability

    S. Bougher;B. Jakosky;J. Halekas;J. Grebowsky

  • Time history of the Martian dynamo from crater magnetic field analysis

    Robert J. Lillis;Stuart Robbins;Michael Manga;Jasper S. Halekas

  • Nightside ionosphere of Mars: Modeling the effects of crustal magnetic fields and electron pitch angle distributions on electron impact ionization

    Robert J. Lillis;Matthew O. Fillingim;Laura M. Peticolas;David A. Brain

  • Observations of the nightside ionosphere of Mars by the Mars Express Radio Science Experiment (MaRS)

    Paul Withers;M. O. Fillingim;R. J. Lillis;B. Häusler

  • Large impact crater histories of Mars: The effect of different model crater age techniques

    Stuart J. Robbins;Brian M. Hynek;Robert J. Lillis;William F. Bottke

  • MAVEN observations of the solar cycle 24 space weather conditions at Mars

    C. O. Lee;T. Hara;J. S. Halekas;E. Thiemann

Frequent Co-Authors

Jasper Halekas
Jasper Halekas University of Iowa
Janet G. Luhmann
Janet G. Luhmann University of California, Berkeley
David A. Brain
David A. Brain University of Colorado Boulder
Bruce M. Jakosky
Bruce M. Jakosky University of Colorado Boulder
John E. P. Connerney
John E. P. Connerney Goddard Space Flight Center
Stephen W. Bougher
Stephen W. Bougher University of Michigan–Ann Arbor
Jared Espley
Jared Espley Goddard Space Flight Center
David L. Mitchell
David L. Mitchell University of California, Berkeley
Michael Manga
Michael Manga University of California, Berkeley
Christian Mazelle
Christian Mazelle Centre national de la recherche scientifique, CNRS

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