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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 39 6039 5591 639 598 72 7522

William T. Perkins publications per year

The chart shows the history of publications by William T. Perkins between 1981 and 2022, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. William T. Perkins published across 42 years, from 1981 to 2022, averaging 1.9 papers a year. Output peaked at 8 publications in 1992. 2 of the 80 publications appeared in the last two years.

No. of publications
2 4 6 8
Bar chart. Horizontal axis: year, 1981 to 2022. Vertical axis: number of publications, 0 to 8. Peak 8 publications in 1992. 1981: 1 publication 1982: 0 publications 1983: 0 publications 1984: 0 publications 1985: 0 publications 1986: 0 publications 1987: 0 publications 1988: 0 publications 1989: 0 publications 1990: 0 publications 1991: 4 publications 1992: 8 publications 1993: 5 publications 1994: 2 publications 1995: 4 publications 1996: 4 publications 1997: 2 publications 1998: 3 publications 1999: 4 publications 2000: 0 publications 2001: 2 publications 2002: 1 publication 2003: 0 publications 2004: 3 publications 2005: 3 publications 2006: 4 publications 2007: 5 publications 2008: 1 publication 2009: 1 publication 2010: 3 publications 2011: 8 publications 2012: 1 publication 2013: 1 publication 2014: 3 publications 2015: 0 publications 2016: 2 publications 2017: 0 publications 2018: 2 publications 2019: 1 publication 2020: 0 publications 2021: 1 publication 2022: 1 publication
1981 2022

80 publications in total across all disciplines

View publications per year as a table
William T. Perkins: publications per year, 1981 to 2022
Year Publications
1981 1
1982 0
1983 0
1984 0
1985 0
1986 0
1987 0
1988 0
1989 0
1990 0
1991 4
1992 8
1993 5
1994 2
1995 4
1996 4
1997 2
1998 3
1999 4
2000 0
2001 2
2002 1
2003 0
2004 3
2005 3
2006 4
2007 5
2008 1
2009 1
2010 3
2011 8
2012 1
2013 1
2014 3
2015 0
2016 2
2017 0
2018 2
2019 1
2020 0
2021 1
2022 1
Total 80
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William T. Perkins 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 William T. Perkins 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, 68–77 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: 72 publications — 2nd percentile

2% 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 72
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
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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William T. Perkins 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 William T. Perkins 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, 39 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: 39 D-Index — 35th percentile

35% 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 39
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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Overview

William T. Perkins is affiliated with Aberystwyth University in the United Kingdom. Their research primarily focuses on environmental science, with specific attention to pollution, water science and technology, environmental chemistry, radiological and ultrasound technology, and artificial intelligence.

Their recent published papers include the following:

  • Metal distribution, bioavailability and isotope variations in polluted soils from Lower Swansea Valley, UK (2021), published in Environmental Geochemistry and Health
  • Application of biochar for minewater remediation: Effect of scaling up production on performance under laboratory and field conditions (2022), published in Bioresource Technology

Significant topics in Perkins's work cover heavy metals in the environment, adsorption and biosorption for pollutant removal, mine drainage and remediation techniques, radioactivity and radon measurements, and geochemistry and geologic mapping.

They have collaborated frequently with several coauthors, including:

  • A. James
  • Jones Sian
  • Damon Hammond
  • Edward Hodgson
  • Kathrin Schilling

Their studies have been published mostly in the following venues:

  • Bioresource Technology
  • Environmental Geochemistry and Health

Best Publications

  • A Compilation of New and Published Major and Trace Element Data for NIST SRM 610 and NIST SRM 612 Glass Reference Materials

    Nicholas J.G. Pearce;William T. Perkins;John A. Westgate;Michael P. Gorton

  • Relation between century-scale Holocene arid intervals in tropical and temperate zones

    H. F. Lamb;F. Gasse;A. Benkaddour;A. Benkaddour;N. El Hamouti

  • Possible interactions between bacterial diversity, microbial activity and supraglacial hydrology of cryoconite holes in Svalbard

    Arwyn Edwards;Alexandre Magno Anesio;Sara Maria Edwards Rassner;Birgit Sattler

  • All toba tephra occurrences across peninsular India belong to the 75,000 yr B.P. eruption

    John A. Westgate;Philip A. R. Shane;Nicholas J. G. Pearce;William T. Perkins

  • Quantitative analysis of trace elements in carbonates using laser ablation inductively coupled plasma mass spectrometry

    William T. Perkins;Ronald Fuge;Nicholas J. G. Pearce

  • Migration of heavy metals in soil as influenced by compost amendments.

    Mark Farrell;William T. Perkins;Phil J. Hobbs;Gareth W. Griffith

  • Laser ablation inductively coupled plasma mass spectrometry: A new technique for the determination of trace and ultra-trace elements in silicates

    W.T. Perkins;N.J.G. Pearce;T.E. Jeffries

  • The application of ICP-MS methods to tephrochronological problems

    Nicholas J.G. Pearce;John A. Westgate;William T. Perkins;Shari J. Preece

  • Chemical fractionation during infrared and ultraviolet laser ablation inductively coupled plasma mass spectrometry—implications for mineral microanalysis

    Teresa E. Jeffries;Nicholas J. G. Pearce;William T. Perkins;Angelika Raith

  • Metal concentrations in fish otoliths in relation to body composition after laboratory exposure to mercury and lead

    A. J. Geffen;N. J. G. Pearce;W. T. Perkins

  • Identification of Aniakchak (Alaska) tephra in Greenland ice core challenges the 1645 BC date for Minoan eruption of Santorini

    Nicholas J. G. Pearce;John A. Westgate;Shari J. Preece;Warren J. Eastwood

  • Geochemistry of Santorini tephra in lake sediments from Southwest Turkey

    W.J. Eastwood;N.J.G. Pearce;J.A. Westgate;W.T. Perkins

  • Correlation and characterisation of individual glass shards from tephra deposits using trace element laser ablation ICP-MS analyses: current status and future potential

    Nicholas J. G. Pearce;Joanna S. Denton;William T. Perkins;John A. Westgate

  • Trace-element microanalysis by LA-ICP-MS: The quest for comprehensive chemical characterisation of single, sub-10 μm volcanic glass shards

    Nicholas J.G. Pearce;William T. Perkins;John A. Westgate;Stephen C. Wade

  • Trace-element analysis of volcanic glass shards by laser ablation inductively coupled plasma mass spectrometry: application to tephrochronological studies

    J.A. Westgate;W.T. Perkins;R. Fuge;N.J.G. Pearce

  • The application of laser ablation ICP-MS to the analysis of volcanic glass shards from tephra deposits : bulk glass and single shard analysis

    Nicholas J.G. Pearce;John A. Westgate;William T. Perkins;Warren J. Eastwood

  • The Late Archaean Qôrqut Granite Complex of southern west Greenland

    Michael Brown;C. R. L. Friend;V. R. McGregor;W. T. Perkins

  • The Development of Laser Ablation ICP‐MS and Calibration Strategies: Examples from the Analysis of Trace Elements in Volcanic Glass Shards and Sulfide Minerals

    William T. Perkins;Nicholas J.G. Pearce;John A. Westgate

  • Communication. Mineral microanalysis by laser ablation inductively coupled plasma mass spectrometry

    Nicholas J. G. Pearce;William T. Perkins;Ian Abell;Geoff A. T. Duller

  • Developments in the quantitative and semiquantitative determination of trace elements in carbonates by laser ablation inductively coupled plasma mass spectrometry

    Nicholas J. G. Pearce;William T. Perkins;Ronald Fuge

  • Changing ideas on the identity and stratigraphic significance of the Sheep Creek tephra beds in Alaska and the Yukon Territory, northwestern North America

    John A. Westgate;S. J. Preece;Duane G. Froese;Nicholas J. G. Pearce

Frequent Co-Authors

Nicholas J. G. Pearce
Nicholas J. G. Pearce Aberystwyth University
John A. Westgate
John A. Westgate University of Toronto
Warren J. Eastwood
Warren J. Eastwood University of Birmingham
Teresa E. Jeffries
Teresa E. Jeffries Natural History Museum
Duane G. Froese
Duane G. Froese University of Alberta
Enrico Dinelli
Enrico Dinelli University of Bologna
Gareth W. Griffith
Gareth W. Griffith Aberystwyth University
Phil J. Hobbs
Phil J. Hobbs Rothamsted Research
Mark Farrell
Mark Farrell Commonwealth Scientific and Industrial Research Organisation
Davey L. Jones
Davey L. Jones Bangor University

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