World's Best Scientists 2026 revealed!
Robert A. Creaser

Robert A. Creaser

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 78 589 520 22 19 357 20442

Robert A. Creaser publications per year

The chart shows the history of publications by Robert A. Creaser between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Robert A. Creaser published across 41 years, from 1985 to 2025, averaging 9.4 papers a year. Output peaked at 28 publications in 2015. 31 of the 386 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1985 to 2025. Vertical axis: number of publications, 0 to 28. Peak 28 publications in 2015. 1985: 1 publication 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 1 publication 1990: 0 publications 1991: 5 publications 1992: 4 publications 1993: 3 publications 1994: 0 publications 1995: 1 publication 1996: 5 publications 1997: 4 publications 1998: 1 publication 1999: 5 publications 2000: 7 publications 2001: 7 publications 2002: 9 publications 2003: 11 publications 2004: 13 publications 2005: 13 publications 2006: 11 publications 2007: 19 publications 2008: 24 publications 2009: 21 publications 2010: 9 publications 2011: 7 publications 2012: 10 publications 2013: 18 publications 2014: 15 publications 2015: 28 publications 2016: 7 publications 2017: 20 publications 2018: 13 publications 2019: 8 publications 2020: 22 publications 2021: 10 publications 2022: 10 publications 2023: 13 publications 2024: 12 publications 2025: 19 publications
1985 2025

386 publications in total across all disciplines

View publications per year as a table
Robert A. Creaser: publications per year, 1985 to 2025
Year Publications
1985 1
1986 0
1987 0
1988 0
1989 1
1990 0
1991 5
1992 4
1993 3
1994 0
1995 1
1996 5
1997 4
1998 1
1999 5
2000 7
2001 7
2002 9
2003 11
2004 13
2005 13
2006 11
2007 19
2008 24
2009 21
2010 9
2011 7
2012 10
2013 18
2014 15
2015 28
2016 7
2017 20
2018 13
2019 8
2020 22
2021 10
2022 10
2023 13
2024 12
2025 19
Total 386
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Robert A. Creaser 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 Robert A. Creaser sits on this spectrum.

No. of scientists
100 200 300 400 500
Bar chart with 58 bars. Horizontal axis: publications, 38–47 to 603+. Vertical axis: number of scientists, 0 to 557. Most scientists, 557, have 128–137 publications. The last bar groups every scientist with 603 publications or more. The highlighted bar, 348–357 publications, is where this scientist sits. 38–47 publications: 5 scientists 48–57 publications: 33 scientists 58–67 publications: 94 scientists 68–77 publications: 161 scientists 78–87 publications: 278 scientists 88–97 publications: 376 scientists 98–107 publications: 404 scientists 108–117 publications: 484 scientists 118–127 publications: 540 scientists 128–137 publications: 557 scientists 138–147 publications: 491 scientists 148–157 publications: 495 scientists 158–167 publications: 458 scientists 168–177 publications: 490 scientists 178–187 publications: 414 scientists 188–197 publications: 401 scientists 198–207 publications: 333 scientists 208–217 publications: 292 scientists 218–227 publications: 290 scientists 228–237 publications: 262 scientists 238–247 publications: 243 scientists 248–257 publications: 208 scientists 258–267 publications: 185 scientists 268–277 publications: 147 scientists 278–287 publications: 128 scientists 288–297 publications: 119 scientists 298–307 publications: 120 scientists 308–317 publications: 107 scientists 318–327 publications: 93 scientists 328–337 publications: 87 scientists 338–347 publications: 64 scientists 348–357 publications: 87 scientists 358–367 publications: 60 scientists 368–377 publications: 60 scientists 378–387 publications: 34 scientists 388–397 publications: 50 scientists 398–407 publications: 44 scientists 408–417 publications: 31 scientists 418–427 publications: 39 scientists 428–437 publications: 27 scientists 438–447 publications: 36 scientists 448–457 publications: 27 scientists 458–467 publications: 29 scientists 468–477 publications: 30 scientists 478–487 publications: 19 scientists 488–497 publications: 15 scientists 498–507 publications: 18 scientists 508–517 publications: 19 scientists 518–527 publications: 16 scientists 528–537 publications: 10 scientists 538–547 publications: 11 scientists 548–557 publications: 14 scientists 558–567 publications: 11 scientists 568–577 publications: 7 scientists 578–587 publications: 14 scientists 588–597 publications: 5 scientists 598–602 publications: 4 scientists 603+ publications: 100 scientists
38–47 publications 603+

This scientist: 357 publications — 92nd percentile

92% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 603 publications or more.

View publications distribution as a table
Number of Earth Science scientists by publication count, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
Publications Scientists This scientist
38–47 5
48–57 33
58–67 94
68–77 161
78–87 278
88–97 376
98–107 404
108–117 484
118–127 540
128–137 557
138–147 491
148–157 495
158–167 458
168–177 490
178–187 414
188–197 401
198–207 333
208–217 292
218–227 290
228–237 262
238–247 243
248–257 208
258–267 185
268–277 147
278–287 128
288–297 119
298–307 120
308–317 107
318–327 93
328–337 87
338–347 64
348–357 87 357
358–367 60
368–377 60
378–387 34
388–397 50
398–407 44
408–417 31
418–427 39
428–437 27
438–447 36
448–457 27
458–467 29
468–477 30
478–487 19
488–497 15
498–507 18
508–517 19
518–527 16
528–537 10
538–547 11
548–557 14
558–567 11
568–577 7
578–587 14
588–597 5
598–602 4
603+ 100
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Robert A. Creaser 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 Robert A. Creaser sits on this spectrum.

No. of scientists
100 200 300
Bar chart with 77 bars. Horizontal axis: D-Index, 30 to 106+. Vertical axis: number of scientists, 0 to 389. Most scientists, 389, have 36 D-Index. The last bar groups every scientist with 106 D-Index or more. The highlighted bar, 78 D-Index, is where this scientist sits. 30 D-Index: 144 scientists 31 D-Index: 215 scientists 32 D-Index: 278 scientists 33 D-Index: 379 scientists 34 D-Index: 366 scientists 35 D-Index: 372 scientists 36 D-Index: 389 scientists 37 D-Index: 366 scientists 38 D-Index: 344 scientists 39 D-Index: 349 scientists 40 D-Index: 296 scientists 41 D-Index: 289 scientists 42 D-Index: 277 scientists 43 D-Index: 279 scientists 44 D-Index: 248 scientists 45 D-Index: 257 scientists 46 D-Index: 212 scientists 47 D-Index: 202 scientists 48 D-Index: 207 scientists 49 D-Index: 204 scientists 50 D-Index: 183 scientists 51 D-Index: 178 scientists 52 D-Index: 182 scientists 53 D-Index: 178 scientists 54 D-Index: 163 scientists 55 D-Index: 117 scientists 56 D-Index: 163 scientists 57 D-Index: 120 scientists 58 D-Index: 113 scientists 59 D-Index: 136 scientists 60 D-Index: 135 scientists 61 D-Index: 96 scientists 62 D-Index: 103 scientists 63 D-Index: 83 scientists 64 D-Index: 103 scientists 65 D-Index: 83 scientists 66 D-Index: 89 scientists 67 D-Index: 92 scientists 68 D-Index: 89 scientists 69 D-Index: 78 scientists 70 D-Index: 75 scientists 71 D-Index: 53 scientists 72 D-Index: 62 scientists 73 D-Index: 54 scientists 74 D-Index: 35 scientists 75 D-Index: 52 scientists 76 D-Index: 50 scientists 77 D-Index: 32 scientists 78 D-Index: 37 scientists 79 D-Index: 20 scientists 80 D-Index: 33 scientists 81 D-Index: 36 scientists 82 D-Index: 34 scientists 83 D-Index: 34 scientists 84 D-Index: 24 scientists 85 D-Index: 19 scientists 86 D-Index: 18 scientists 87 D-Index: 26 scientists 88 D-Index: 30 scientists 89 D-Index: 17 scientists 90 D-Index: 21 scientists 91 D-Index: 19 scientists 92 D-Index: 15 scientists 93 D-Index: 14 scientists 94 D-Index: 20 scientists 95 D-Index: 9 scientists 96 D-Index: 10 scientists 97 D-Index: 15 scientists 98 D-Index: 13 scientists 99 D-Index: 3 scientists 100 D-Index: 13 scientists 101 D-Index: 3 scientists 102 D-Index: 9 scientists 103 D-Index: 4 scientists 104 D-Index: 6 scientists 105 D-Index: 6 scientists 106+ D-Index: 98 scientists
30 D-Index 106+

This scientist: 78 D-Index — 94th percentile

94% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 106 D-Index or more.

View D-Index distribution as a table
Number of Earth Science scientists by D-index, Research.com 2026 ranking edition. Based on 9,176 ranked scientists.
D-Index Scientists This scientist
30 144
31 215
32 278
33 379
34 366
35 372
36 389
37 366
38 344
39 349
40 296
41 289
42 277
43 279
44 248
45 257
46 212
47 202
48 207
49 204
50 183
51 178
52 182
53 178
54 163
55 117
56 163
57 120
58 113
59 136
60 135
61 96
62 103
63 83
64 103
65 83
66 89
67 92
68 89
69 78
70 75
71 53
72 62
73 54
74 35
75 52
76 50
77 32
78 37 78
79 20
80 33
81 36
82 34
83 34
84 24
85 19
86 18
87 26
88 30
89 17
90 21
91 19
92 15
93 14
94 20
95 9
96 10
97 15
98 13
99 3
100 13
101 3
102 9
103 4
104 6
105 6
106+ 98
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Research.com Recognitions

  • 2008 - Fellow of the Royal Society of Canada Academy of Science

Overview

Robert A. Creaser is affiliated with the University of Alberta in Canada. Their research primarily spans Earth and Planetary Sciences, with a significant focus on Computer Science. The subfields of study include Geophysics, Artificial Intelligence, Geochemistry and Petrology, Paleontology, and Atmospheric Science.

The scientist's work covers a range of topics, including:

  • Geological and Geochemical Analysis
  • Geochemistry and Geologic Mapping
  • Earthquake and tectonic studies
  • High-pressure geophysics and materials
  • Paleontology and Stratigraphy of Fossils
  • Geochemistry and Elemental Analysis
  • Geology and Paleoclimatology Research

Robert A. Creaser has contributed to several recent papers, such as:

  • "Determining the style and provenance of magmatic activity during the Early Aptian Oceanic Anoxic Event (OAE 1a)" (2021) published in Global and Planetary Change
  • "An Archean Porphyry-Type Gold Deposit: The Côté Gold Au(-Cu) Deposit, Swayze Greenstone Belt, Superior Province, Ontario, Canada" (2020) published in Economic Geology
  • "Shale and pyrite Re-Os ages from the Hornby Bay and Amundsen basins provide new chronological markers for Mesoproterozoic stratigraphic successions of northern Canada" (2020) published in Earth and Planetary Science Letters
  • "A Middle Devonian basin-scale precious metal enrichment event across northern Yukon (Canada)" (2020) published in Geology
  • "Biomass-Derived Provenance Dominates Glacial Surface Organic Carbon in the Western Himalaya" (2020) published in Environmental Science & Technology

Frequent co-authors in Robert A. Creaser's research include:

  • Jonathan Toma
  • Danny Hnatyshin
  • Thomas Chacko
  • José Perelló
  • Nicolas J. Saintilan

Common publication venues are:

  • Economic Geology
  • Geology
  • Mineralium Deposita
  • Ore Geology Reviews
  • Precambrian Research

In recognition of contributions to science, Robert A. Creaser was named a Fellow of the Royal Society of Canada in 2008, under the Academy of Science category.

Best Publications

  • A Whiff of Oxygen Before the Great Oxidation Event

    Ariel D. Anbar;Yun Duan;Timothy W. Lyons;Gail L. Arnold

  • A-type granites revisited: Assessment of a residual-source model

    Robert A. Creaser;Richard C. Price;Richard J. Wormald

  • Negative thermal ion mass spectrometry of osmium, rhenium, and iridium

    R. A. Creaser;D. A. Papanastassiou;G. J. Wasserburg

  • Cretaceous oceanic anoxic event 2 triggered by a massive magmatic episode

    Steven C. Turgeon;Robert A. Creaser

  • Macroscale NTIMS and microscale LA-MC-ICP-MS Re-Os isotopic analysis of molybdenite: Testing spatial restrictions for reliable Re-Os age determinations, and implications for the decoupling of Re and Os within molybdenite

    David Selby;Robert A. Creaser

  • Re-Os Geochronology and Systematics in Molybdenite from the Endako Porphyry Molybdenum Deposit, British Columbia, Canada

    David Selby;Robert A. Creaser

  • Re-Os geochronology of organic rich sediments: an evaluation of organic matter analysis methods

    David Selby;Robert A. Creaser

  • Re-Os geochronology of postglacial black shales in Australia: Constraints on the timing of “Sturtian” glaciation

    Brian Kendall;Robert A. Creaser;David Selby

  • Isotopic evidence for geochemical decoupling between ancient epeiric seas and bordering oceans: Implications for secular curves

    C. Holmden;R. A. Creaser;K. Muehlenbachs;S. A. Leslie

  • Osmium Recycling in Subduction Zones

    Alan D. Brandon;Robert A. Creaser;Steven B. Shirey;Richard W. Carlson

  • Re-Os and Mo isotope systematics of black shales from the Middle Proterozoic Velkerri and Wollogorang Formations, McArthur Basin, northern Australia

    Brian Kendall;Brian Kendall;Robert A. Creaser;Gwyneth W. Gordon;Ariel D. Anbar

  • Uranium and molybdenum isotope evidence for an episode of widespread ocean oxygenation during the late Ediacaran Period

    Brian Kendall;Brian Kendall;Tsuyoshi Komiya;Tsuyoshi Komiya;Tsuyoshi Komiya;Timothy W. Lyons;Steve M. Bates

  • The temporal evolution of North American kimberlites

    Larry M. Heaman;Bruce A. Kjarsgaard;Robert A. Creaser

  • Timing of Iron Oxide Cu-Au-(U) Hydrothermal Activity and Nd Isotope Constraints on Metal Sources in the Gawler Craton, South Australia

    Roger G. Skirrow;Evgeniy N. Bastrakov;K. Barovich;Geoffrey L. Fraser

  • Constraints on the timing of Marinoan “Snowball Earth” glaciation by 187Re–187Os dating of a Neoproterozoic, post-glacial black shale in Western Canada

    Brian S. Kendall;Robert A. Creaser;Gerald M. Ross;David Selby

  • Direct Radiometric Dating of Hydrocarbon Deposits Using Rhenium-Osmium Isotopes

    David Selby;David Selby;Robert A. Creaser;Robert A. Creaser

  • Precise age of Bangiomorpha pubescens dates the origin of eukaryotic photosynthesis

    Timothy M. Gibson;Patrick M. Shih;Patrick M. Shih;Vivien M. Cumming;Woodward W. Fischer

  • The timing of kimberlite magmatism in North America: implications for global kimberlite genesis and diamond exploration

    L.M Heaman;B.A Kjarsgaard;R.A Creaser

  • U–Pb zircon dating by laser ablation-MC-ICP-MS using a new multiple ion counting Faraday collector array

    Antonio Simonetti;Larry M. Heaman;Russell P. Hartlaub;Robert A. Creaser

  • 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

Frequent Co-Authors

Larry M. Heaman
Larry M. Heaman University of Alberta
David Selby
David Selby Durham University
Brian Kendall
Brian Kendall University of Waterloo
Jeremy P. Richards
Jeremy P. Richards Laurentian University
Antonio Simonetti
Antonio Simonetti University of Notre Dame
Daniel J. Kontak
Daniel J. Kontak Laurentian University
Thomas Chacko
Thomas Chacko University of Alberta
Sonja Aulbach
Sonja Aulbach Goethe University Frankfurt
Thomas Stachel
Thomas Stachel University of Alberta
Karlis Muehlenbachs
Karlis Muehlenbachs University of Alberta

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