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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 33 8474 7869 2785 2465 142 3479

Alexander R. Simms publications per year

The chart shows the history of publications by Alexander R. Simms between 2005 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Alexander R. Simms published across 22 years, from 2005 to 2026, averaging 7.4 papers a year. Output peaked at 18 publications in 2020. 13 of the 163 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 2005 to 2026. Vertical axis: number of publications, 0 to 18. Peak 18 publications in 2020. 2005: 1 publication 2006: 3 publications 2007: 3 publications 2008: 2 publications 2009: 2 publications 2010: 3 publications 2011: 6 publications 2012: 6 publications 2013: 13 publications 2014: 9 publications 2015: 5 publications 2016: 13 publications 2017: 6 publications 2018: 8 publications 2019: 5 publications 2020: 18 publications 2021: 12 publications 2022: 11 publications 2023: 11 publications 2024: 13 publications 2025: 12 publications 2026: 1 publication
2005 2026

163 publications in total across all disciplines

View publications per year as a table
Alexander R. Simms: publications per year, 2005 to 2026
Year Publications
2005 1
2006 3
2007 3
2008 2
2009 2
2010 3
2011 6
2012 6
2013 13
2014 9
2015 5
2016 13
2017 6
2018 8
2019 5
2020 18
2021 12
2022 11
2023 11
2024 13
2025 12
2026 1
Total 163
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Alexander R. Simms 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 Alexander R. Simms 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, 138–147 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: 142 publications — 34th percentile

34% 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
138–147 491 142
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
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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Alexander R. Simms 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 Alexander R. Simms 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, 33 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: 33 D-Index — 11th percentile

11% 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 33
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
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

  • 1994 - Member of the Royal Irish Academy

Overview

Alexander R. Simms is affiliated with the University of California, Santa Barbara in the United States. Their research primarily focuses on Earth and Planetary Sciences, with a significant concentration in Atmospheric Science, Earth-Surface Processes, and Environmental Chemistry. Additional subfields include Ecology and Anthropology.

Their main topics of work span geology and paleoclimatology research, geological formations and processes, methane hydrates and related phenomena, coastal and marine dynamics, cryospheric studies and observations, coastal wetland ecosystem dynamics, and Pleistocene-era hominins and archaeology.

Alexander R. Simms has published numerous papers, including the following recent ones:

  • "Evidence for a 'Little Ice Age' glacial advance within the Antarctic Peninsula - Examples from glacially-overrun raised beaches" (2021, Quaternary Science Reviews)
  • "The World Atlas of Last Interglacial Shorelines (version 1.0)" (2023, Earth system science data)
  • "Last interglacial sea levels within the Gulf of Mexico and northwestern Caribbean Sea" (2021, Earth system science data)
  • "Correcting MIS5e and 5a sea-level estimates for tectonic uplift, an example from southern California" (2020, Quaternary Science Reviews)
  • "Last interglacial sea-level proxies in the Korean Peninsula" (2022, Earth system science data)

Frequent co-authors associated with their research include:

  • Regina DeWitt
  • Davin J. Wallace
  • Julie Zurbuchen
  • Louise Best
  • Sarah Bradley

They often publish in venues such as:

  • Abstracts with programs - Geological Society of America
  • Zenodo (CERN European Organization for Nuclear Research)
  • Quaternary Science Reviews
  • Earth system science data
  • Sedimentology

Among their book publications, a notable work is "Holocene Evolution of the Western Louisiana-Texas Coast, USA: Response to Sea-Level Rise and Climate Change," published by the Geological Society of America in 2022.

Alexander R. Simms received the award of Member of the Royal Irish Academy in 1994.

Best Publications

  • A community-based geological reconstruction of Antarctic Ice Sheet deglaciation since the Last Glacial Maximum

    Michael J Bentley;Colm Ó Cofaigh;John B Anderson;Howard Conway

  • Reconstruction of ice-sheet changes in the Antarctic Peninsula since the Last Glacial Maximum

    Colm Ó Cofaigh;Bethan J. Davies;Stephen J. Livingstone;James A. Smith

  • Progressive Cenozoic cooling and the demise of Antarctica’s last refugium

    John B. Anderson;Sophie Warny;Rosemary A. Askin;Julia S. Wellner

  • Variable response of coastal environments of the northwestern Gulf of Mexico to sea-level rise and climate change: Implications for future change

    John B. Anderson;Davin J. Wallace;Alexander R. Simms;Antonio B. Rodriguez

  • Recycling sediments between source and sink during a eustatic cycle: Systems of late Quaternary northwestern Gulf of Mexico Basin

    John B. Anderson;Davin J. Wallace;Alexander R. Simms;Antonio B. Rodriguez

  • Terrace Inundation as an Autocyclic Mechanism for Parasequence Formation: Galveston Estuary, Texas, U.S.A.

    Antonio B. Rodriguez;John B. Anderson;Alexander R. Simms

  • Balancing the last glacial maximum (LGM) sea-level budget

    Alexander R. Simms;Lorraine Lisiecki;Geoffrey Gebbie;Pippa L. Whitehouse

  • Sea-level history of the Gulf of Mexico since the Last Glacial Maximum with implications for the melting history of the Laurentide Ice Sheet

    Alexander R. Simms;Kurt Lambeck;Anthony Purcell;John B. Anderson

  • Timing of the most recent Neoglacial advance and retreat in the South Shetland Islands, Antarctic Peninsula: insights from raised beaches and Holocene uplift rates

    Alexander R. Simms;Erik R. Ivins;Regina DeWitt;Peter Kouremenos

  • Barrier-island aggradation via inlet migration: Mustang Island, Texas

    Alexander R. Simms;John B. Anderson;Michael Blum

  • The marine record of deglaciation of the South Shetland Islands, Antarctica since the Last Glacial Maximum

    Alexander R. Simms;Kristy T. Milliken;John B. Anderson;Julia S. Wellner

  • Overfilled Versus Underfilled Incised Valleys: Examples From the Quaternary Gulf of Mexico

    Alexander R. Simms;John B. Anderson;Z. Patrick Taha;Antonio B. Rodriguez

  • A new approach to reconstructing sea levels in Antarctica using optically stimulated luminescence of cobble surfaces

    Alexander R. Simms;Regina DeWitt;Peter Kouremenos;Ann Marie Drewry

  • Bay-head deltas across the northern Gulf of Mexico back step in response to the 8.2 ka cooling event

    Antonio B. Rodriguez;Alexander R. Simms;John B. Anderson

  • MIS 5e relative sea-level changes in the Mediterranean Sea : Contribution of isostatic disequilibrium

    Paolo Stocchi;Matteo Vacchi;Thomas Lorscheid;Bas de Boer

  • Relative sea-level history of Marguerite Bay, Antarctic Peninsula derived from optically stimulated luminescence-dated beach cobbles

    Lauren M. Simkins;Alexander R. Simms;Regina DeWitt

  • Coastal Impact Underestimated From Rapid Sea Level Rise

    John Anderson;Kristy Milliken;Davin Wallace;Antonio Rodriguez

  • Marine terraces and rates of vertical tectonic motion: The importance of glacio-isostatic adjustment along the Pacific coast of central North America

    Alexander R. Simms;Hélène Rouby;Hélène Rouby;Hélène Rouby;Kurt Lambeck;Kurt Lambeck

  • The incised valley of Baffin Bay, Texas: a tale of two climates

    Alexander R. Simms;Niranjan Aryal;Lauren Miller;Yusuke Yokoyama;Yusuke Yokoyama

  • Highstand shelf fans: The role of buoyancy reversal in the deposition of a new type of shelf sand body

    Elisabeth Steel;Alexander R. Simms;Jonathan Warrick;Yusuke Yokoyama;Yusuke Yokoyama

Frequent Co-Authors

John B. Anderson
John B. Anderson Rice University
Antonio B. Rodriguez
Antonio B. Rodriguez University of North Carolina at Chapel Hill
Yusuke Yokoyama
Yusuke Yokoyama University of Tokyo
Thomas K. Rockwell
Thomas K. Rockwell San Diego State University
Kurt Lambeck
Kurt Lambeck Australian National University
Jonathan A. Warrick
Jonathan A. Warrick United States Geological Survey
Michael J. Bentley
Michael J. Bentley Durham University
Werner Ehrmann
Werner Ehrmann Leipzig University
Michael D. Blum
Michael D. Blum University of Kansas
David Mohrig
David Mohrig The University of Texas at Austin

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