World's Best Scientists 2026 revealed!

D-Index & Metrics

Environmental Sciences

D-Index
43
Citations
5661
World Ranking
7218
National Ranking
2565

Ryan Mathur 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 Ryan Mathur 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: 162 publications — 48th percentile

48% of scientists in this discipline score the same or lower.

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

Ryan Mathur 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 Ryan Mathur 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: 43 D-Index — 29th percentile

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

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

Overview

Ryan Mathur is affiliated with Juniata College in the United States. Their research focuses primarily on Earth and Planetary Sciences, with extensive contributions in the subfields of Geophysics, Artificial Intelligence, Geochemistry and Petrology, Archeology, and Paleontology.

Their work covers several main topics, including Geological and Geochemical Analysis, Geochemistry and Geologic Mapping, earthquake and tectonic studies, Geochemistry and Elemental Analysis, Archaeology and ancient environmental studies, Metallurgy and Cultural Artifacts, and High-pressure geophysics and materials.

Mathur has been published across multiple venues, with frequent contributions to:

  • Abstracts with programs - Geological Society of America
  • Ore Geology Reviews
  • Geochimica et Cosmochimica Acta
  • Journal of Archaeological Science
  • Minerals

Notable recent papers include:

  • Antimony isotope fractionation in hydrothermal systems, 2021, Geochimica et Cosmochimica Acta
  • Provenance of tin in the Late Bronze Age Balkans based on probabilistic and spatial analysis of Sn isotopes, 2020, Journal of Archaeological Science
  • Compositional variation and Sn isotope fractionation of cassiterite during magmatic-hydrothermal processes, 2023, Earth and Planetary Science Letters
  • Tin isotopes via fs-LA-MC-ICP-MS analysis record complex fluid evolution in single cassiterite crystals, 2021, American Mineralogist
  • Tin from Uluburun shipwreck shows small-scale commodity exchange fueled continental tin supply across Late Bronze Age Eurasia, 2022, Science Advances

Frequent co-authors collaborating with Mathur include:

  • Linda Godfrey
  • Wayne Powell
  • Da Wang
  • Adam C. Simon
  • George D. Kamenov

Best Publications

  • Cu isotopic fractionation in the supergene environment with and without bacteria

    Ryan Mathur;Joaquin Ruiz;Spencer Titley;Laura Liermann

  • Exploration potential of Cu isotope fractionation in porphyry copper deposits

    Ryan Mathur;Spencer Titley;Fernando Barra;Susan Brantley

  • Copper isotope fractionation in acid mine drainage

    Bryn E Kimball;Ryan Mathur;Alice Dohnalkova;A J Wall

  • A Re–Os study of sulfide minerals from the Bagdad porphyry Cu–Mo deposit, northern Arizona, USA

    Fernando Barra;Fernando Barra;Joaquin Ruiz;Ryan Mathur;Spencer Titley

  • New Chronology for El Teniente, Chilean Andes, from U-Pb, 40 Ar/ 39 Ar, Re-Os, and Fission-Track Dating: Implications for the Evolution of a Supergiant Porphyry Cu-Mo Deposit

    Victor Maksaev;Francisco Munizaga;Michael McWilliams;Christopher Fanning

  • Age of Mineralization of the Candelaria Fe Oxide Cu-Au Deposit and the Origin of the Chilean Iron Belt, Based on Re-Os Isotopes

    Ryan Dilip Mathur;Robert Marschik;Robert Marschik;Joaquin Ruiz;Francisco Munizaga

  • Evolution of porosity and geochemistry in Marcellus Formation black shale during weathering

    Lixin Jin;Lixin Jin;Ryan Mathur;Gernot Rother;David Cole

  • Geology and Re‐Os Geochronology of Mineralization of the Miduk Porphyry Copper Deposit, Iran

    Nader Taghipour;Alijan Aftabi;Ryan Mathur

  • Age and sources of the ore at Tharsis and Rio Tinto, Iberian Pyrite Belt, from Re-Os isotopes

    R. Mathur;J. Ruiz;F. Tornos

  • Cu isotopes and concentrations during weathering of black shale of the Marcellus Formation, Huntingdon County, Pennsylvania (USA)

    R. Mathur;L. Jin;L. Jin;V. Prush;J. Paul

  • Relationship between copper tonnage of Chilean base-metal porphyry deposits and Os isotope ratios

    Ryan Mathur;Joaquin Ruiz;Francisco Munizaga

  • Fe cycling in the Shale Hills Critical Zone Observatory, Pennsylvania: An analysis of biogeochemical weathering and Fe isotope fractionation

    Tiffany Yesavage;Matthew S. Fantle;Jeffrey Vervoort;Ryan Mathur

  • Different crustal sources for Au-rich and Au-poor ores of the Grasberg Cu–Au porphyry deposit

    Ryan Mathur;Joaquin Ruiz;Spencer Titley;Stacie Gibbins

  • Patterns in the Copper Isotope Composition of Minerals in Porphyry Copper Deposits in Southwestern United States

    Ryan Dilip Mathur;Molly Dendas;Spencer Titley;Allison Phillips

  • Cu isotope fractionation during bornite dissolution: An in situ X-ray diffraction analysis

    Andrew J. Wall;Ryan Mathur;Jeffrey E. Post;Peter J. Heaney

  • Copper Isotopic Perspectives on Supergene Processes: Implications for the Global Cu Cycle

    Ryan Mathur;Matthew S. Fantle

  • 40Ar/39Ar and Re-Os Geochronology of Porphyry Copper-Molybdenum Deposits and Related Copper-Silver Veins in the Collahuasi District, Northern Chile

    Glenton J. Masterman;David R. Cooke;Ron F. Berry;Alan H. Clark

  • Modern and Paleofluid Pathways Revealed by Cu Isotope Compositions in Surface Waters and Ores of the Pebble Porphyry Cu-Au-Mo Deposit, Alaska

    Ryan Dilip Mathur;Leeann Munk;Michael Nguyen;Melissa Gregory

  • Phosphorus and iron cycling in deep saprolite, Luquillo Mountains, Puerto Rico

    Heather L. Buss;Ryan Mathur;Arthur F. White;Susan L. Brantley

  • Redox reactions control Cu and Fe isotope fractionation in a magmatic Ni-Cu mineralization system

    Yun Zhao;Chunji Xue;Sheng-Ao Liu;Ryan Mathur

  • Variation of Mo isotopes from molybdenite in high-temperature hydrothermal ore deposits

    Ryan Mathur;S. Brantley;Ariel Anbar;F. Munizaga

  • New Chronology for El Teniente, Chilean Andes, from U-Pb, 40 Ar/ 39 Ar, Re-Os, and Fission-Track Dating: Implications for the Evolution of a

    Victor Maksaev;Francisco Munizaga;Michael Mcwilliams;Mark Fanning

Frequent Co-Authors

Joaquin Ruiz
Joaquin Ruiz University of Arizona
Susan L. Brantley
Susan L. Brantley Pennsylvania State University
Wayne Powell
Wayne Powell Scotland's Rural College
Linda Godfrey
Linda Godfrey Rutgers, The State University of New Jersey
Lixin Jin
Lixin Jin The University of Texas at El Paso
Ariel D. Anbar
Ariel D. Anbar Arizona State University
Fernando Tornos
Fernando Tornos Spanish National Research Council
Sheng-Ao Liu
Sheng-Ao Liu China University of Geosciences
Jeffrey D. Vervoort
Jeffrey D. Vervoort Washington State University
David Selby
David Selby Durham University

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