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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 76 659 583 68 61 308 22324

Simon P. Kelley publications per year

The chart shows the history of publications by Simon P. Kelley between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Simon P. Kelley published across 41 years, from 1985 to 2025, averaging 7.9 papers a year. Output peaked at 17 publications in 2012. 5 of the 324 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1985 to 2025. Vertical axis: number of publications, 0 to 17. Peak 17 publications in 2012. 1985: 3 publications 1986: 1 publication 1987: 0 publications 1988: 3 publications 1989: 2 publications 1990: 2 publications 1991: 1 publication 1992: 6 publications 1993: 4 publications 1994: 12 publications 1995: 6 publications 1996: 6 publications 1997: 8 publications 1998: 16 publications 1999: 10 publications 2000: 12 publications 2001: 12 publications 2002: 16 publications 2003: 14 publications 2004: 10 publications 2005: 12 publications 2006: 7 publications 2007: 5 publications 2008: 9 publications 2009: 10 publications 2010: 15 publications 2011: 13 publications 2012: 17 publications 2013: 16 publications 2014: 10 publications 2015: 13 publications 2016: 12 publications 2017: 11 publications 2018: 11 publications 2019: 3 publications 2020: 3 publications 2021: 5 publications 2022: 1 publication 2023: 2 publications 2024: 2 publications 2025: 3 publications
1985 2025

324 publications in total across all disciplines

View publications per year as a table
Simon P. Kelley: publications per year, 1985 to 2025
Year Publications
1985 3
1986 1
1987 0
1988 3
1989 2
1990 2
1991 1
1992 6
1993 4
1994 12
1995 6
1996 6
1997 8
1998 16
1999 10
2000 12
2001 12
2002 16
2003 14
2004 10
2005 12
2006 7
2007 5
2008 9
2009 10
2010 15
2011 13
2012 17
2013 16
2014 10
2015 13
2016 12
2017 11
2018 11
2019 3
2020 3
2021 5
2022 1
2023 2
2024 2
2025 3
Total 324
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Simon P. Kelley 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 Simon P. Kelley 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, 308–317 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: 308 publications — 87th percentile

87% 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
308–317 107 308
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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Simon P. Kelley 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 Simon P. Kelley 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, 76 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: 76 D-Index — 93rd percentile

93% 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 76
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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Overview

Simon P. Kelley is affiliated with the University of Leeds in the United Kingdom. Their research is primarily focused within the fields of Earth and Planetary Sciences and Materials Science, with significant contributions in the subfields of Geophysics, Materials Chemistry, Atmospheric Science, Astronomy and Astrophysics, and Geochemistry and Petrology.

The main topics covered in their work include Geological and Geochemical Analysis, Geology and Paleoclimatology Research, Crystallization and Solubility Studies, X-ray Diffraction in Crystallography, earthquake and tectonic studies, Archaeology and ancient environmental studies, and Planetary Science and Exploration.

Simon P. Kelley has published multiple recent papers, including:

  • Interpreting and reporting 40Ar/39Ar geochronologic data, 2020, Geological Society of America Bulletin
  • The Boltysh impact structure: An early Danian impact event during recovery from the K-Pg mass extinction, 2021, Science Advances
  • Tracking the behaviour of persistently degassing volcanoes using noble gas analysis of Pele's hairs and tears: A case study of the Masaya volcano (Nicaragua), 2021, Journal of Volcanology and Geothermal Research
  • Diversity of critical minerals deposits in the North American Cordilleran alkaline-igneous belt in Southern Colorado, New Mexico, Texas and Mexico, 2024, Geological Society London Special Publications
  • Expanding the toolbox for dating basaltic lava sequences: 40Ar-39Ar dating of silicic volcanic glass from interbeds, 2020, Journal of the Geological Society

They have collaborated frequently with co-authors such as Darren F. Mark, David W. Jolley, Simone Cogliati, Sarah C. Sherlock, and Alison M. Halton, each with multiple joint publications.

Simon P. Kelley's work has appeared in various publication venues, with notable contributions to The Cambridge Structural Database, Abstracts with programs - Geological Society of America, Proceedings volume... annual spring meeting, Geological Society of America Bulletin, and Science Advances.

Best Publications

  • Post-collision, shoshonitic volcanism on the Tibetan Plateau: implications for convective thinning of the lithosphere and the source of ocean island basalts

    S. Turner;N. Arnaud;J. Liu;N. Rogers

  • Constant elevation of southern Tibet over the past 15 million years

    Robert A. Spicer;Nigel B. W. Harris;Mike Widdowson;Alexei B. Herman

  • Timing of Hot Spot—Related Volcanism and the Breakup of Madagascar and India

    Michael Storey;John J. Mahoney;Andrew D. Saunders;Robert A. Duncan

  • Episodic Silicic Volcanism in Patagonia and the Antarctic Peninsula: Chronology of Magmatism Associated with the Break-up of Gondwana

    R. J. Pankhurst;T. R. Riley;C. M. Fanning;S. P. Kelley

  • Timing of Tibetan uplift constrained by analysis of volcanic rocks

    Simon Turner;Chris Hawkesworth;Jiaqi Liu;Nick Rogers

  • Magmatism and continental break-up in the South Atlantic: high precision40Ar-39Ar geochronology

    Simon Turner;Marcel Regelous;Simon Kelley;Chris Hawkesworth

  • Age and composition of dikes in Southern Tibet: new constraints on the timing of east-west extension and its relationship to postcollisional volcanism

    Helen Williams;Simon Turner;Simon Kelley;Nigel Harris

  • Excess argon in K–Ar and Ar–Ar geochronology

    Simon Kelley

  • Nature of the source regions for post-collisional, potassic magmatism in Southern and Northern Tibet from geochemical variations and inverse trace element modelling

    H. M. Williams;S. P. Turner;Julian A. Pearce;S. P. Kelley

  • Earliest magmatism in Ethiopia: Evidence for two mantle plumes in one flood basalt province

    Rhiannon George;Nick Rogers;Simon Kelley

  • Causes and consequences of protracted melting of the mid-crust exposed in the North Himalayan antiform

    Hongfei Zhang;Nigel Harris;Randy Parrish;Simon Kelley

  • Magmatism Associated with Orogenic Collapse of the Betic–Alboran Domain, SE Spain

    S. P. Turner;J. P. Platt;R. M. M. George;S. P. Kelley

  • The Cretaceous World

    Peter W. Skelton;Robert A. Spicer;Simon P. Kelley;Iain Gilmour

  • 3-D, 40Ar39Ar geochronology in the Paraná continental flood basalt province

    Kathy Stewart;Simon Turner;Simon P. Kelley;Chris Hawkesworth

  • Evolution of a volcanic rifted margin: Southern Red Sea, Ethiopia

    Ellen Wolfenden;Cynthia Ebinger;Gezahegn Yirgu;Paul R. Renne

  • Rift deflection, migration, and propagation: Linkage of the Ethiopian and Eastern rifts, Africa

    C. J. Ebinger;T. Yemane;D. J. Harding;S. Tesfaye

  • Post-collision magmatism and tectonics in northwest Anatolia

    Nigel B. W. Harris;Simon Kelley;Aral I. Okay

  • Thermal evolution, rate of exhumation, and tectonic significance of metamorphic rocks from the floor of the Alboran extensional basin, western Mediterranean

    J. P. Platt;J.-I. Soto;M. J. Whitehouse;A. J. Hurford

  • 40Ar-39Ar and Rb-Sr geochronology of high-pressure metamorphism and exhumation history of the Tavsanli Zone, NW Turkey

    Sarah Sherlock;Simon Kelley;Simon Inger;Nigel Harris

  • Paraná magmatism and the opening of the South Atlantic

    C. J. Hawkesworth;K. Gallagher;S. Kelley;M. Mantovani

  • Magmatism and continental break-up in the South Atlantic: high precision 40'AR'-39'AR' geochronology

    Marta Silvia Maria Mantovani;S Turner;M Regelous;S Kelley

Frequent Co-Authors

Sarah C. Sherlock
Sarah C. Sherlock The Open University
Susanne P. Schwenzer
Susanne P. Schwenzer The Open University
John Bridges
John Bridges University of Leicester
Andrew G. Tindle
Andrew G. Tindle The Open University
David W. Jolley
David W. Jolley University of Aberdeen
Nigel Harris
Nigel Harris The Open University
Simon Turner
Simon Turner Macquarie University
Mike Widdowson
Mike Widdowson University of Hull
Clare J. Warren
Clare J. Warren The Open University
John G. Spray
John G. Spray University of New Brunswick

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