World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
49
Citations
6495
World Ranking
3701
National Ranking
417

Alexandra V. Turchyn 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 Alexandra V. Turchyn 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: 222 publications — 68th percentile

68% of scientists in this discipline score the same or lower.

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

Alexandra V. Turchyn 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 Alexandra V. Turchyn 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: 49 D-Index — 54th percentile

54% of scientists in this discipline score the same or lower.

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

Overview

Alexandra V. Turchyn is affiliated with the University of Cambridge in the United Kingdom. Their research focuses primarily on Earth and Planetary Sciences and Environmental Science, with extensive work in several subfields, including Atmospheric Science, Geochemistry and Petrology, Environmental Chemistry, Paleontology, and Oceanography.

The scientist's work encompasses multiple core topics such as Geology and Paleoclimatology Research, Paleontology and Stratigraphy of Fossils, Methane Hydrates and Related Phenomena, Groundwater and Isotope Geochemistry, Isotope Analysis in Ecology, Geochemistry and Elemental Analysis, and Hydrocarbon Exploration and Reservoir Analysis.

Frequent collaboration has taken place with colleagues including Harold J. Bradbury, Gilad Antler, Angus Fotherby, André Pellerin, and Zvi Steiner.

Publications have appeared regularly in the following venues:

  • Geochimica et Cosmochimica Acta
  • Goldschmidt2021 abstracts
  • Frontiers in Earth Science
  • Earth and Planetary Science Letters
  • Chemical Geology

Recent papers authored or co-authored by Alexandra V. Turchyn include:

  • Large mass-independent sulphur isotope anomalies link stratospheric volcanism to the Late Ordovician mass extinction, 2020, Nature Communications
  • Triple oxygen isotope insight into terrestrial pyrite oxidation, 2020, Proceedings of the National Academy of Sciences
  • Early diagenesis of iron and sulfur in Bornholm Basin sediments: The role of near-surface pyrite formation, 2020, Geochimica et Cosmochimica Acta
  • Partitioning riverine sulfate sources using oxygen and sulfur isotopes: Implications for carbon budgets of large rivers, 2021, Earth and Planetary Science Letters
  • Controls on the Precipitation of Carbonate Minerals Within Marine Sediments, 2021, Frontiers in Earth Science

Best Publications

  • A Contemporary Microbially Maintained Subglacial Ferrous "Ocean"

    Jill A. Mikucki;Ann Pearson;David T. Johnston;Alexandra V. Turchyn

  • Non-enzymatic glycolysis and pentose phosphate pathway-like reactions in a plausible Archean ocean

    Markus A Keller;Alexandra V Turchyn;Markus Ralser;Markus Ralser

  • Calcium isotope constraints on the end-Permian mass extinction

    Jonathan L. Payne;Alexandra V. Turchyn;Adina Paytan;Donald J. DePaolo

  • Remobilization of crustal carbon may dominate volcanic arc emissions.

    Emily Mason;Marie Edmonds;Alexandra V. Turchyn

  • Multiple sulfur isotope constraints on the modern sulfur cycle

    Rosalie Tostevin;Alexandra V. Turchyn;James Farquhar;David T. Johnston

  • Contribution of cyanobacterial alkane production to the ocean hydrocarbon cycle

    David J. Lea-Smith;Steven J. Biller;Matthew P. Davey;Charles A. R. Cotton

  • Recycling of water, carbon, and sulfur during subduction of serpentinites: A stable isotope study of Cerro del Almirez, Spain

    Jeffrey C. Alt;Carlos J. Garrido;Wayne C. Shanks;Alexandra Turchyn

  • Oxygen Isotope Constraints on the Sulfur Cycle over the Past 10 Million Years

    Alexandra V. Turchyn;Daniel P. Schrag

  • Coupled sulfur and oxygen isotope insight into bacterial sulfate reduction in the natural environment

    Gilad Antler;Alexandra V. Turchyn;Victoria Rennie;Barak Herut

  • Significant contribution of authigenic carbonate to marine carbon burial

    Xiaole Sun;Alexandra V. Turchyn

  • Iron oxides stimulate sulfate-driven anaerobic methane oxidation in seeps.

    Orit Sivan;Gilad Antler;Alexandra V. Turchyn;Jeffrey J. Marlow

  • Two-billion-year-old evaporites capture Earth's great oxidation.

    Clara Blättler;Mark Claire;Anthony Robert Prave;K. Kirsimäe

  • Drilling and sampling a natural CO2 reservoir: Implications for fluid flow and CO2-fluid–rock reactions during CO2 migration through the overburden

    N. Kampman;N. Kampman;N. Kampman;M. J. Bickle;A. Maskell;H. J. Chapman

  • Cenozoic evolution of the sulfur cycle: Insight from oxygen isotopes in marine sulfate

    Alexandra V. Turchyn;Daniel P. Schrag

  • Decarbonation efficiency in subduction zones: Implications for warm Cretaceous climates

    Fraser K.B. Johnston;Alexandra V. Turchyn;Marie Edmonds

  • The preservation of δSSO434 and δOSO418 in carbonate-associated sulfate during marine diagenesis: A 25 Myr test case using marine sediments

    Victoria C.F. Rennie;Alexandra V. Turchyn

  • Kinetic oxygen isotope effects during dissimilatory sulfate reduction: a combined theoretical and experimental approach.

    Alexandra V. Turchyn;Volker Brüchert;Timothy W. Lyons;Gregory S. Engel

  • Late Glacial temperature and precipitation changes in the lowland Neotropics by tandem measurement of δ18O in biogenic carbonate and gypsum hydration water

    David A. Hodell;Alexandra V. Turchyn;Camilla J. Wiseman;Jaime Escobar;Jaime Escobar

  • Sulfur and oxygen isotope tracing of sulfate driven anaerobic methane oxidation in estuarine sediments

    Gilad Antler;Alexandra V. Turchyn;Barak Herut;Alicia Davies

  • Calcium isotope evidence for suppression of carbonate dissolution in carbonate-bearing organic-rich sediments

    Alexandra V. Turchyn;Donald J. DePaolo

  • Large sulfur isotope fractionation by bacterial sulfide oxidation

    André Pellerin;Gilad Antler;Simon Agner Holm;Alyssa J. Findlay

  • Isotope evidence for secondary sulfide precipitation along the Marsyandi River, Nepal, Himalayas

    Alexandra V. Turchyn;Edward T. Tipper;Albert Galy;Jun-Kai Lo

Frequent Co-Authors

Daniel P. Schrag
Daniel P. Schrag Harvard University
Bo Barker Jørgensen
Bo Barker Jørgensen Aarhus University
Hans Røy
Hans Røy Aarhus University
Donald J. DePaolo
Donald J. DePaolo Lawrence Berkeley National Laboratory
David A Hodell
David A Hodell University of Cambridge
Mike J. Bickle
Mike J. Bickle University of Cambridge
Marie Edmonds
Marie Edmonds University of Cambridge
Sabine Kasten
Sabine Kasten University of Bremen
Andy Hodson
Andy Hodson University Centre in Svalbard

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