World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
38
Citations
6049
World Ranking
6433
National Ranking
334

Richard M. Friedman 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 Richard M. Friedman 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: 136 publications — 29th percentile

29% of scientists in this discipline score the same or lower.

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

Richard M. Friedman 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 Richard M. Friedman 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: 38 D-Index — 20th percentile

20% of scientists in this discipline score the same or lower.

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

Overview

Richard M. Friedman is affiliated with the University of British Columbia in Canada. Their research primarily focuses on Earth and Planetary Sciences, with notable contributions in Computer Science. Within these fields, they have concentrated on subfields including Geophysics, Artificial Intelligence, Paleontology, Atmospheric Science, and Geology.

Their work encompasses a range of topics related to geological and geochemical analysis, geochemistry and geologic mapping, and high-pressure geophysics and materials. Additional interests include paleontology and stratigraphy of fossils, earthquake and tectonic studies, geology and paleoclimatology research, and broader geological studies and exploration.

Richard M. Friedman has published several papers in various prominent venues. Some of the recent publications include:

  • Dating the Bushveld Complex: Timing of Crystallization, Duration of Magmatism, and Cooling of the World's Largest Layered Intrusion and Related Rocks (2020, Journal of Petrology)
  • New evidence for a long Rhaetian from a Panthalassan succession (Wrangell Mountains, Alaska) and regional differences in carbon cycle perturbations at the Triassic-Jurassic transition (2021, Earth and Planetary Science Letters)
  • Latest Triassic-Early Jurassic Stikine-Yukon-Tanana terrane collision and the onset of accretion in the Canadian Cordillera: Insights from Hazelton Group detrital zircon provenance and arc-back-arc configuration (2022, Geosphere)
  • Cretaceous to Oligocene magmatic and tectonic evolution of the western Alaska Range: Insights from U-Pb and 40Ar/39Ar geochronology (2020, Geosphere)
  • Timing of Magmatism and Skarn Formation at the Limon, Guajes, and Media Luna Gold ± Copper Skarn Deposits at Morelos, Guerrero State, Mexico (2022, Economic Geology)

The frequent co-authors collaborating with Richard M. Friedman include Corey J. Wall, Susan M. Karl, Paul W. Layer, James K. Mortensen, and James S. Scoates. These collaborations indicate ongoing partnerships in their research projects.

Their publications have appeared in various venues, with multiple contributions in Geosphere, Canadian Journal of Earth Sciences, Journal of Petrology, Economic Geology, and Abstracts with programs - Geological Society of America.

Best Publications

  • High-precision isotopic characterization of USGS reference materials by TIMS and MC-ICP-MS

    Dominique Weis;Bruno Kieffer;Claude Maerschalk;Jane Barling

  • U-Th-Pb geochronology of the Coast Mountains batholith in north-coastal British Columbia: Constraints on age and tectonic evolution

    G. Gehrels;M. Rusmore;G. Woodsworth;M. Crawford

  • PRECISE AGE OF THE PLATINIFEROUS MERENSKY REEF, BUSHVELD COMPLEX, SOUTH AFRICA, BY THE U-Pb ZIRCON CHEMICAL ABRASION ID-TIMS TECHNIQUE

    James S. Scoates;Richard M. Friedman

  • Cenozoic to Recent plate configurations in the Pacific Basin: Ridge subduction and slab window magmatism in western North America

    J.K. Madsen;D.J. Thorkelson;R.M. Friedman;D.D. Marshall

  • Geologic history of Siletzia, a large igneous province in the Oregon and Washington Coast Range: Correlation to the geomagnetic polarity time scale and implications for a long-lived Yellowstone hotspot

    Ray Wells;David Bukry;Richard Friedman;Douglas Pyle

  • Timing the end-Triassic mass extinction: First on land, then in the sea?

    József Pálfy;James K. Mortensen;Elizabeth S. Carter;Paul L. Smith

  • U-Pb (zircon) and geochemical constraints on the age, origin, and evolution of Paleozoic arc magmas in the Oyu Tolgoi porphyry Cu-Au district, southern Mongolia

    Alan J. Wainwright;Richard M. Tosdal;Joseph L. Wooden;Frank K. Mazdab

  • Magmatic relationships and ages between adakites, magnesian andesites and Nb-enriched basalt-andesites from Hispaniola: Record of a major change in the Caribbean island arc magma sources

    J. Escuder Viruete;F. Contreras;G. Stein;P. Urien

  • Evidence for rapid weathering response to climatic warming during the Toarcian Oceanic Anoxic Event.

    Theodore R. Them;Theodore R. Them;Benjamin C. Gill;David Selby;Darren R. Gröcke

  • The Stillwater Complex: Integrating Zircon Geochronological and Geochemical Constraints on the Age, Emplacement History and Crystallization of a Large, Open-System Layered Intrusion

    Corey J. Wall;Corey J. Wall;James S. Scoates;Dominique Weis;Richard M. Friedman

  • Evidence for protracted High Arctic large igneous province magmatism in the central Sverdrup Basin from stratigraphy, geochronology, and paleodepths of saucer-shaped sills

    Carol A. Evenchick;William J. Davis;Jean H. Bédard;Nathan Hayward

  • The Coast Belt Thrust System: Evidence of Late Cretaceous shortening in southwest British Columbia

    Unknown

  • Magmatic relationships and ages of Caribbean Island arc tholeiites, boninites and related felsic rocks, Dominican Republic

    J. Escuder Viruete;A. Díaz de Neira;P.P. Hernáiz Huerta;J. Monthel

  • Age and Paleotectonic Setting of Volcanogenic Massive Sulfide Deposits in the Guerrero Terrane of Central Mexico: Constraints from U-Pb Age and Pb Isotope Studies

    James K. Mortensen;Brian V. Hall;Thomas Bissig;Richard M. Friedman

  • Archean zircons in Cretaceous strata of the western Canadian Cordillera: The “Baja B.C.” hypothesis fails a “crucial test”

    J. Brian Mahoney;Peter S. Mustard;James W. Haggart;Richard M. Friedman

  • Reduced granitic magmas in an arc setting: The Catface porphyry Cu–Mo deposit of the Paleogene Cascade Arc

    C.M. Smith;D. Canil;S.M. Rowins;R. Friedman

  • Magmatism in the southeastern Anatolian orogenic belt: transition from arc to post-collisional setting in an evolving orogen

    Ilkay Kuscu;Ilkay Kuscu;Gonca Gencalioglu Kuscu;Gonca Gencalioglu Kuscu;Richard M. Tosdal;Thomas D. Ulrich

  • Coherent French Range blueschist: Subduction to exhumation in <2.5 m.y.?

    M.G. Mihalynuk;P. Erdmer;E.D. Ghent;F. Cordey

  • In situ location and U-Pb dating of small zircon grains in igneous rocks using laser ablation–inductively coupled plasma–quadrupole mass spectrometry

    Patrick J. Sack;Ron F. Berry;Sebastien Meffre;Trevor J. Falloon

  • Crustal evolution along a seismic section across the Grenville Province (western Quebec)

    J. Martignole;A.J. Calvert;R. Friedman;P. Reynolds

  • Caribbean island-arc rifting and back-arc basin development in the Late Cretaceous: Geochemical, isotopic and geochronological evidence from Central Hispaniola

    J. Escuder Viruete;M. Joubert;P. Urien;R. Friedman

  • Dating the Bushveld Complex: Timing of Crystallization, Duration of Magmatism, and Cooling of the World's Largest Layered Intrusion and Related Rocks

    James S. Scoates;Corey J. Wall;Corey J. Wall;Richard M. Friedman;Dominique Weis

Frequent Co-Authors

James S. Scoates
James S. Scoates University of British Columbia
James K. Mortensen
James K. Mortensen University of British Columbia
Dominique Weis
Dominique Weis University of British Columbia
Richard M. Tosdal
Richard M. Tosdal University of British Columbia
Paul W. Layer
Paul W. Layer University of Alaska Fairbanks
Carlos O. Limarino
Carlos O. Limarino University of Buenos Aires
Andrés Pérez-Estaún
Andrés Pérez-Estaún Spanish National Research Council
Peter J. Haeussler
Peter J. Haeussler United States Geological Survey
József Pálfy
József Pálfy Eötvös Loránd University
Dwight C. Bradley
Dwight C. Bradley United States Geological Survey

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