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D-Index & Metrics

Environmental Sciences

D-Index
37
Citations
11550
World Ranking
8751
National Ranking
3125

Robert F. Cahalan 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 Robert F. Cahalan 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: 283 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: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 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 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 142 publications — 37th percentile

37% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Robert F. Cahalan 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 Robert F. Cahalan 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: 199 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: 19 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: 99 scientists
30 D-Index 125+

This scientist: 37 D-Index — 10th percentile

10% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Overview

Robert F. Cahalan is affiliated with the Goddard Space Flight Center in the United States. Their research primarily addresses topics related to solar radiation, atmospheric conditions, and space plasma dynamics. Cahalan's work intersects several main fields of study, including Computer Science, with a focus on Artificial Intelligence, Atmospheric Science, Astronomy and Astrophysics, and Aerospace Engineering.

The scientist's recent publications reflect a concentration on solar-related phenomena. Notable papers include:

  • Solar Temperature Variations Computed from SORCE SIM Irradiances Observed During 2003-2020 (2022, Solar Physics)
  • Correction to: Solar Temperature Variations Computed from SORCE SIM Irradiances Observed During 2003-2020 (2022, Solar Physics)

The publication venue where Cahalan frequently publishes is Solar Physics, with at least two recorded papers in this journal.

Research collaborations involve co-authorship with Paulino Ajiquichí and Gaspar Yatáz, both appearing as frequent collaborators, each with two joint publications.

Key topics addressed throughout Cahalan's work include:

  • Solar Radiation and Photovoltaics
  • Atmospheric Ozone and Climate
  • Solar and Space Plasma Dynamics
  • Calibration and Measurement Techniques

This combination of topics demonstrates a focus on the measurement and analysis of solar energy inputs, atmospheric composition, and space weather processes. The integration of Artificial Intelligence within this framework suggests an application of computational methods to enhance understanding and modeling in these areas.

Best Publications

  • Sampling Errors in the Estimation of Empirical Orthogonal Functions

    Gerald R. North;Thomas L. Bell;Robert F. Cahalan;Fanthune J. Moeng

  • Energy Balance Climate Models

    Gerald R. North;Robert F. Cahalan;James A. Coakley

  • The albedo of fractal stratocumulus clouds

    Robert F. Cahalan;William Ridgway;Warren J. Wiscombe;Thomas L. Bell

  • Multifractal characterizations of nonstationarity and intermittency in geophysical fields: Observed, retrieved, or simulated

    Anthony Davis;Alexander Marshak;Warren Wiscombe;Robert Cahalan

  • Independent Pixel and Monte Carlo Estimates of Stratocumulus Albedo

    Robert F. Cahalan;William Ridgway;Warren J. Wiscombe;Steven Gollmer

  • Fractal Statistics of Cloud Fields

    Robert F. Cahalan;Joachim H. Joseph

  • Radiative smoothing in fractal clouds

    Alexander Marshak;Anthony Davis;Warren Wiscombe;Robert Cahalan

  • Impact of three-dimensional radiative effects on satellite retrievals of cloud droplet sizes

    Alexander Marshak;Steven Platnick;Tamás Várnai;Guoyong Wen

  • The Landsat Scale Break in Stratocumulus as a Three-Dimensional Radiative Transfer Effect: Implications for Cloud Remote Sensing

    Anthony Davis;Alexander Marshak;Robert Cahalan;Warren Wiscombe

  • Scale Invariance of Liquid Water Distributions in Marine Stratocumulus. Part I: Spectral Properties and Stationarity Issues

    Anthony Davis;Alexander Marshak;Warren Wiscombe;Robert Cahalan

  • Bounded cascade models as nonstationary multifractals

    A. Marshak;A. Davis;R. Cahalan;W. Wiscombe

  • The I3RC - Bringing Together the Most Advanced Radiative Transfer Tools for Cloudy Atmospheres

    Robert F. Cahalan;Lazaros Oreopoulos;Lazaros Oreopoulos;Alexander Marshak;Alexander Marshak;K. Franklin Evans

  • Modeling Sustainability: Population, Inequality, Consumption, and Bidirectional Coupling of the Earth and Human Systems

    Safa Motesharrei;Jorge Rivas;Eugenia Kalnay;Ghassem R. Asrar

  • Marine stratocumulus structure

    Robert F. Cahalan;Jack B. Snider

  • 3‐D aerosol‐cloud radiative interaction observed in collocated MODIS and ASTER images of cumulus cloud fields

    Guoyong Wen;Guoyong Wen;Alexander Marshak;Robert F. Cahalan;Lorraine A. Remer

  • A simple model for the cloud adjacency effect and the apparent bluing of aerosols near clouds

    Alexander Marshak;Guoyong Wen;James A. Coakley;Lorraine A. Remer

  • Scale Invariance in Liquid Water Distributions in Marine Stratocumulus. Part II: Multifractal Properties and Intermittency Issues.

    Alexander Marshak;Anthony Davis;Warren Wiscombe;Robert Cahalan

  • Bounded cascade clouds: albedo and effective thickness

    R. F. Cahalan

  • Predictability in a Solvable Stochastic Climate Model

    Gerald R. North;Robert F. Cahalan

  • The Latitude Dependence of the Variance of Zonally Averaged Quantities

    Gerald R. North;Fanthune J. Moeng;Thomas L. Bell;Robert F. Cahalan

Frequent Co-Authors

Alexander Marshak
Alexander Marshak Goddard Space Flight Center
Anthony B. Davis
Anthony B. Davis California Institute of Technology
Lazaros Oreopoulos
Lazaros Oreopoulos Goddard Space Flight Center
Peter Pilewskie
Peter Pilewskie University of Colorado Boulder
Gerald R. North
Gerald R. North Texas A&M University
Lorraine A. Remer
Lorraine A. Remer University of Maryland, Baltimore County
Howard W. Barker
Howard W. Barker Environment and Climate Change Canada
Si-Chee Tsay
Si-Chee Tsay Goddard Space Flight Center
Steven Platnick
Steven Platnick Goddard Space Flight Center
Norman G. Loeb
Norman G. Loeb Langley Research Center

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