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Thomas Chacko 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 Thomas Chacko 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+

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

Thomas Chacko 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 Thomas Chacko 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+

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

Overview

Thomas Chacko is affiliated with the University of Alberta in Canada and has contributed extensively to the field of Earth and Planetary Sciences, with a focus on Geophysics, Artificial Intelligence, Paleontology, Astronomy and Astrophysics, and Atmospheric Science. Their research portfolio includes 41 publications in these areas, emphasizing geological and geochemical analysis, earthquake and tectonic studies, high-pressure geophysics and materials, and geochemistry.

The major topics covered in Thomas Chacko's work include:

  • Geological and Geochemical Analysis
  • Earthquake and Tectonic Studies
  • High-Pressure Geophysics and Materials
  • Geochemistry and Geologic Mapping
  • Paleontology and Stratigraphy of Fossils
  • Geology and Paleoclimatology Research
  • Geochemistry and Elemental Analysis

Thomas Chacko's recent publications include:

  • Deep continental roots and cratons, 2021, Nature
  • Hafnium isotopes in zircons document the gradual onset of mobile-lid tectonics, 2020, Geochemical Perspectives Letters
  • Carbon and Nitrogen in Mantle-Derived Diamonds, 2022, Reviews in Mineralogy and Geochemistry
  • Re-Os systematics and chronology of graphite, 2022, Geochimica et Cosmochimica Acta
  • Quantifying the effect of late bombardment on terrestrial zircons, 2023, Earth and Planetary Science Letters

The frequent co-authors of Thomas Chacko are:

  • D. Graham Pearson
  • Jesse Reimink
  • Robert A. Creaser
  • Larry M. Heaman
  • Edith Martel

Significant publication venues for their work include:

  • Geochimica et Cosmochimica Acta
  • Goldschmidt2022 abstracts
  • Nature
  • Geochemical Perspectives Letters
  • Reviews in Mineralogy and Geochemistry

In addition to journal articles, Thomas Chacko has contributed to academic literature through book publications. Notably, they have published with Bloomsbury Publishing plc, with a title titled Tax Litigation Handbook released in 2024.

Best Publications

  • Oxygen isotope fractionations involving diopside, forsterite, magnetite, and calcite: Application to geothermometry

    Hitoshi Chiba;Thomas Chacko;Robert N Clayton;Julian R Goldsmith

  • Equilibrium Oxygen, Hydrogen and Carbon Isotope Fractionation Factors Applicable to Geologic Systems

    Thomas Chacko;David R. Cole;Juske Horita

  • The Granulite Uncertainty Principle: Limitations on Thermobarometry in Granulites

    B. Ronald Frost;Thomas Chacko

  • Oxygen and carbon isotope fractionations between CO2 and calcite

    Thomas Chacko;Toshiko K Mayeda;Robert N Clayton;Julian R Goldsmith

  • Temperatures of Granulite-facies Metamorphism: Constraints from Experimental Phase Equilibria and Thermobarometry Corrected for Retrograde Exchange

    David R. M. Pattison;Thomas Chacko;James Farquhar;Christopher R. M. McFARLANE

  • 1891–1883 Ma Southern Bastar–Cuddapah mafic igneous events, India: A newly recognized large igneous province

    Jason E. French;Larry M. Heaman;Thomas Chacko;Rajesh K. Srivastava

  • Metamorphic P-T Conditions of the Kerala (South India) Khondalite Belt, a Granulite Facies Supracrustal Terrain

    Thomas Chacko;G. R. Ravindra Kumar;Robert C. Newton

  • Earth’s earliest evolved crust generated in an Iceland-like setting

    Jesse R. Reimink;Thomas Chacko;Richard A. Stern;Larry M. Heaman

  • In situ petrographic thin section U-Pb dating of zircon, monazite, and titanite using laser ablation-MC-ICP-MS

    Antonio Simonetti;Larry M. Heaman;Thomas Chacko;Neil R. Banerjee;Neil R. Banerjee

  • Deep continental roots and cratons

    D. Graham Pearson;James M. Scott;Jingao Liu;Andrew Schaeffer

  • Further evaluation of the Re-Os geochronometer in organic-rich sedimentary rocks: A test of hydrocarbon maturation effects in the Exshaw Formation, Western Canada Sedimentary Basin

    Robert A Creaser;Poulomi Sannigrahi;Thomas Chacko;David Selby

  • Theoretical calculation of oxygen isotope fractionation factors in carbonate systems

    Thomas Chacko;Peter Deines

  • Role of oceanic plateaus in the initiation of subduction and origin of continental crust

    Rajeev Nair;Thomas Chacko

  • Oxygen isotope fractionations in muscovite, phlogopite, and rutile

    Thomas Chacko;Xiangsheng Hu;Toshiko K. Mayeda;Robert N. Clayton

  • Circa 2.3‐Ga Magmatism of the Arrowsmith Orogeny, Uranium City Region, Western Churchill Craton, Canada

    R. P. Hartlaub;L. M. Heaman;T. Chacko;K. E. Ashton

  • Multi-Stage Modification of the Northern Slave Mantle Lithosphere: Evidence from Zircon- and Diamond-Bearing Eclogite Xenoliths Entrained in Jericho Kimberlite, Canada

    Larry M. Heaman;Robert A. Creaser;Harrison O. Cookenboo;Tom Chacko

  • Geochemistry of high-grade supracrustal rocks from the Kerala Khondalite Belt and adjacent massif charnockites, South India

    Thomas Chacko;G.R. Ravindra Kumar;James K. Meen;John J.W. Rogers

  • Diamond growth from oxidized carbon sources beneath the Northern Slave Craton, Canada: A δ13C–N study of eclogite-hosted diamonds from the Jericho kimberlite

    Katie A. Smart;Thomas Chacko;Thomas Stachel;Karlis Muehlenbachs

  • No evidence for Hadean continental crust within Earth’s oldest evolved rock unit

    J. R. Reimink;J. R. Reimink;Joshua Davies;T. Chacko;R. A. Stern

  • Constraints on Rates of Granitic Magma Transport from Epidote Dissolution Kinetics

    Alan D. Brandon;Robert A. Creaser;Thomas Chacko

  • Tectonic setting of the Taltson magmatic zone at 1.92.0 Ga: a granitoid-based perspective

    Thomas Chacko;Suman K. De;Robert A. Creaser;Karlis Muehlenbachs

Frequent Co-Authors

Larry M. Heaman
Larry M. Heaman University of Alberta
Robert A. Creaser
Robert A. Creaser University of Alberta
Richard A. Stern
Richard A. Stern University of Alberta
Antonio Simonetti
Antonio Simonetti University of Notre Dame
Thomas Stachel
Thomas Stachel University of Alberta
Karlis Muehlenbachs
Karlis Muehlenbachs University of Alberta
Steven B. Shirey
Steven B. Shirey Carnegie Institution for Science
Sonja Aulbach
Sonja Aulbach Goethe University Frankfurt
Julian R. Goldsmith
Julian R. Goldsmith University of Chicago
Robert N. Clayton
Robert N. Clayton University of Chicago

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