World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
73
Citations
16060
World Ranking
1452
National Ranking
616

Bill R. Sandel publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Bill R. Sandel sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 282 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 26 scientists 501–510 publications: 17 scientists 511–520 publications: 19 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–689 publications: 4 scientists 690+ publications: 100 scientists
41 publications 690+

This scientist: 325 publications — 88th percentile

88% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 690 publications or more.

Bill R. Sandel D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Bill R. Sandel sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 198 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 20 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125 D-Index: 9 scientists 126+ D-Index: 92 scientists
30 D-Index 126+

This scientist: 73 D-Index — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 126 D-Index or more.

Overview

Bill R. Sandel is affiliated with the University of Arizona in the United States and specializes in Physics and Astronomy with a focus on Astronomy and Astrophysics as well as Aerospace Engineering. Their research broadly covers topics in Astro and Planetary Science, Planetary Science and Exploration, Solar and Space Plasma Dynamics, Ionosphere and Magnetosphere Dynamics, Space Exploration and Technology, and Astrophysics and Star Formation Studies.

Their recent publications include several papers across notable journals:

  • "The Breathing Plasmasphere: Erosion and Refilling," 2021, Journal of Geophysical Research Space Physics
  • "Observation of Helium in Mercury's Exosphere by PHEBUS on Bepi-Colombo," 2023, Journal of Geophysical Research Planets
  • "Seasonal Variation of Saturn's Lyα Brightness," 2024, The Astrophysical Journal
  • "Corrigendum to "Saturn in Lyman α: A comparison of Cassini and Voyager observations" [Icarus 339 (2020) 113594]," 2020, Icarus

The frequent co-authors contributing alongside Sandel encompass:

  • Éric Quémerais
  • D. L. Gallagher
  • Shing F. Fung
  • G. Fletcher
  • David D. Allred

Bill Sandel's works have been published predominantly in the following venues:

  • Journal of Geophysical Research Planets
  • Journal of Geophysical Research Space Physics
  • The Astrophysical Journal
  • Icarus

Best Publications

  • Extreme ultraviolet observations from Voyager 1 encounter with Jupiter

    A. L. Broadfoot;M. J. S. Belton;P. Z. Takacs;B. R. Sandel

  • Ultraviolet spectrometer observations of Neptune and Triton

    A. L. Broadfoot;S. K. Atreya;J. L. Bertaux;J. E. Blamont

  • The Analyser of Space Plasmas and Energetic Atoms (ASPERA-4) for the Venus Express mission

    S. Barabash;R. Lundin;H. Andersson;K. Brinkfeldt

  • Overview of the Voyager ultraviolet spectrometry results through Jupiter encounter

    A. L. Broadfoot;B. R. Sandel;D. E Shemansky;J. C. McConnell

  • The Analyzer of Space Plasmas and Energetic Atoms (ASPERA-3) for the Mars Express Mission

    Unknown

  • The Extreme Ultraviolet Imager Investigation for the IMAGE Mission

    B. R. Sandel;A. L. Broadfoot;C. C. Curtis;R. A. King

  • Discovery of an aurora on Mars.

    Jean-Loup Bertaux;François Leblanc;Olivier Witasse;Eric Quemerais

  • Solar Wind-Induced Atmospheric Erosion at Mars: First Results from ASPERA-3 on Mars Express

    R. Lundin;S. Barabash;H. Andersson;M. Holmström

  • SPICAV on Venus Express: Three spectrometers to study the global structure and composition of the Venus atmosphere

    Jean-Loup Bertaux;D. Nevejans;O. Korablev;Eric Villard

  • Initial results from the IMAGE Extreme Ultraviolet Imager

    Bill R. Sandel;Robert A. King;W. T. Forrester;Dennis L. Gallagher

  • A warm layer in Venus' cryosphere and high-altitude measurements of HF, HCl, H2O and HDO.

    Jean-Loup Bertaux;Ann-Carine Vandaele;Oleg Korablev;E. Villard

  • Observations of comet 19P/Borrelly by the miniature integrated camera and spectrometer aboard Deep Space 1

    Laurence A. Soderblom;T.L. Becker;G. Bennett;D.C. Boice

  • Ultraviolet spectrometer observations of Uranus

    A. L. Broadfoot;F. Herbert;J. B. Holberg;D. M. Hunten

  • Ultraviolet spectrometer experiment for the Voyager mission

    A. L. Broadfoot;B. R. Sandel;D. E. Shemansky;S. K. Atreya

  • Extreme ultraviolet observations from the Voyager 2 encounter with Saturn

    B. R. Sandel;D. E. Shemansky;A. L. Broadfoot;J. B. Holberg

  • Extreme Ultraviolet Imager Observations of the Structure and Dynamics of the Plasmasphere

    B. R. Sandel;J. Goldstein;D. L. Gallagher;M. Spasojevic

  • The loss of ions from Venus through the plasma wake

    S. Barabash;A. Fedorov;J. J. Sauvaud;R. Lundin

  • New perspectives on Titan's upper atmosphere from a reanalysis of the Voyager 1 UVS solar occultations

    Ronald J. Vervack;Bill R. Sandel;Darrell F. Strobel

  • Titan's upper atmosphere: Composition and temperature from the EUV solar occultation results

    Gerald R. Smith;Darrell F. Strobel;A. L. Broadfoot;B. R. Sandel

  • Detection of geomagnetically aligned currents associated with an auroral arc

    P. A. Cloutier;H. R. Anderson;R. J. Park;R. R. Vondrak

  • Views of Earth's Magnetosphere with the IMAGE Satellite

    J. L. Burch;S. B. Mende;D. G. Mitchell;T. E. Moore

  • Global response of the plasmasphere to a geomagnetic disturbance

    M. Spasojević;J. Goldstein;D. L. Carpenter;U. S. Inan

  • Identifying the plasmapause in IMAGE EUV data using IMAGE RPI in situ steep density gradients

    J. Goldstein;M. Spasojević;P. H. Reiff;B. R. Sandel

  • Extreme ultraviolet observations from voyager 1 encounter with saturn.

    Unknown

  • Ultraviolet spectrometer observations of Uranus

    A.L. Broadfoot;J.B. Holberg;B.R. Sandel;D.E. Shemansky

Frequent Co-Authors

Hannu E. J. Koskinen
Hannu E. J. Koskinen University of Helsinki
R. A. Frahm
R. A. Frahm Southwest Research Institute
Esa Kallio
Esa Kallio Aalto University
Rickard Lundin
Rickard Lundin Swedish Institute of Space Physics
Mats Holmström
Mats Holmström Swedish Institute of Space Physics
Peter Wurz
Peter Wurz University of Bern
Andrew J. Coates
Andrew J. Coates University College London
Roger V. Yelle
Roger V. Yelle University of Arizona
Janet G. Luhmann
Janet G. Luhmann University of California, Berkeley
Janet U. Kozyra
Janet U. Kozyra University of Michigan–Ann Arbor

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