World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
40
Citations
6206
World Ranking
8074
National Ranking
2894

James R. Murphy 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 James R. Murphy 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: 148 publications — 40th percentile

40% of scientists in this discipline score the same or lower.

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

James R. Murphy 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 James R. Murphy 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: 40 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

James R. Murphy is affiliated with New Mexico State University in the United States and has a research focus primarily in the field of Physics and Astronomy. Their work encompasses several subfields including Astronomy and Astrophysics, Economics and Econometrics, Ocean Engineering, Physiology, and Environmental Chemistry.

The main topics covered in Murphy's research include:

  • Planetary Science and Exploration
  • Astro and Planetary Science
  • Spaceflight effects on biology
  • Offshore Engineering and Technologies
  • Oil and Gas Production Techniques
  • Methane Hydrates and Related Phenomena
  • Space Science and Extraterrestrial Life

Their recent publications reflect a cross-disciplinary approach with studies presented in various venues. Some of the notable papers authored or co-authored by Murphy include:

  • Martian Thermospheric Warming Associated With the Planet Encircling Dust Event of 2018 (2020) - Geophysical Research Letters
  • Trans Mountain Corporation Overcomes Numerous Challenges to Construct the Trans Mountain Expansion Project (2022) - Pipelines 2022
  • Impact of Grid Resolution on Wave-Mean Flow Interactions With High Resolution Mars Global Climate Model Simulations (2025) - Geophysical Research Letters
  • Highlights of the 2022 International Year of the Salmon Pan-Pacific Winter Expedition (2024) - North Pacific Anadromous Fish Commission Bulletin
  • Linking Juvenile Chum Salmon (Oncorhynchus keta) Nutritional Condition and Trophic Status to Genetic-Based Stock Assignments (2025) - Technical Report

Murphy frequently collaborates with several co-authors who have contributed jointly to multiple publications. These include Ed Farley, Kathrine Howard, Eric Rondeau, Sonal Jain, and S. W. Bougher.

The scientist has published in a variety of academic venues, with multiple publications appearing in the following outlets:

  • Geophysical Research Letters
  • Pipelines 2022
  • North Pacific Anadromous Fish Commission Bulletin
  • Technical Report
  • Journal of Clinical Oncology

This diverse array of topics, publication venues, and collaborative efforts indicate a multidisciplinary approach in Murphy's research activities, spanning planetary sciences and ocean engineering to biological effects of spaceflight and energy production techniques.

Best Publications

  • The Mars Pathfinder atmospheric structure investigation/meteorology (ASI/MET) experiment

    J.T. Schofield;J.R. Barnes;D. Crisp;R.M. Haberle

  • Mars atmospheric dynamics as simulated by the NASA Ames General Circulation Model: 1. The zonal-mean circulation

    Robert M. Haberle;James B. Pollack;Jeffrey R. Barnes;Richard W. Zurek

  • The structure of the upper atmosphere of mars: In situ accelerometer measurements from mars global surveyor

    G. M. Keating;S. W. Bougher;R. W. Zurek;R. H. Tolson

  • General circulation model simulations of the Mars Pathfinder atmospheric structure investigation/meteorology data

    Robert M. Haberle;Manoj M. Joshi;James R. Murphy;Jeffrey R. Barnes

  • Orbital change experiments with a Mars general circulation model

    Robert M Haberle;James R Murphy;James Schaeffer

  • Mars Global Ionosphere‐Thermosphere Model: Solar cycle, seasonal, and diurnal variations of the Mars upper atmosphere

    S. W. Bougher;D. Pawlowski;J. M. Bell;S. Nelli

  • Modeling the Martian dust cycle and surface dust reservoirs with the NASA Ames general circulation model

    Melinda A. Kahre;James R. Murphy;Robert M. Haberle

  • The MAGSAT mission

    Robert Langel;Gilbert Ousley;John Berbert;James Murphy

  • MGS Radio Science electron density profiles: Interannual variability and implications for the Martian neutral atmosphere

    Stephen W. Bougher;S. Engel;D. P. Hinson;J. R. Murphy

  • Overview of the Mars Pathfinder Mission: Launch through landing, surface operations, data sets, and science results

    M.P. Golombek;R.C. Anderson;J.R. Barnes;J.F. Bell

  • Polar warming in the Mars thermosphere: Seasonal variations owing to changing insolation and dust distributions

    S. W. Bougher;J. M. Bell;J. R. Murphy;M. A. Lopez-Valverde

  • The Mars Dust Cycle

    Melinda A. Kahre;James R. Murphy;Claire E. Newman;R. John Wilson

  • Results of the Imager for Mars Pathfinder windsock experiment

    Robert Sullivan;Robert Sullivan;Ronald Greeley;Michael Kraft;Gregory Wilson;Gregory Wilson

  • Mars Pathfinder convective vortices: Frequency of occurrence

    James R. Murphy;Steven Nelli

  • Nonmigrating tides in the thermosphere of Mars

    Jeffrey M. Forbes;Alison F. C. Bridger;Stephen W. Bougher;Maura E. Hagan

  • Martian and terrestrial dust devils: Test of a scaling theory using Pathfinder data

    Nilton O. Rennó;Amelia Ann Nash;Jonathan Lunine;James Murphy

  • Composition and structure of the Martian surface at high southern latitudes from neutron spectroscopy

    T. H. Prettyman;W. C. Feldman;M. T. Mellon;G. W. McKinney

  • Assessment of Environments for Mars Science Laboratory Entry, Descent, and Surface Operations

    Ashwin R. Vasavada;Allen Chen;Jeffrey R. Barnes;P. Daniel Burkhart

  • Simulations of the general circulation of the Martian Atmosphere: 2. Seasonal pressure variations

    James B. Pollack;Robert M. Haberle;James R. Murphy;James Schaeffer

  • Three‐dimensional numerical simulation of Martian global dust storms

    James R. Murphy;James B. Pollack;Robert M. Haberle;Conway B. Leovy

Frequent Co-Authors

Robert M. Haberle
Robert M. Haberle Ames Research Center
Stephen W. Bougher
Stephen W. Bougher University of Michigan–Ann Arbor
John T. Schofield
John T. Schofield California Institute of Technology
W. C. Feldman
W. C. Feldman Los Alamos National Laboratory
William V. Boynton
William V. Boynton University of Arizona
James B. Pollack
James B. Pollack Ames Research Center
Thomas H. Prettyman
Thomas H. Prettyman Planetary Science Institute
Sylvestre Maurice
Sylvestre Maurice Research Institute in Astrophysics and Planetology
Ann L. Sprague
Ann L. Sprague University of Arizona
Ronald Greeley
Ronald Greeley Arizona State University

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