World's Best Scientists 2026 revealed!

D-Index & Metrics

Earth Science

D-Index
45
Citations
7948
World Ranking
4432
National Ranking
491

J. R. L. Allen 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 J. R. L. Allen sits on this spectrum.

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 publications 603+

This scientist: 128 publications — 26th percentile

26% of scientists in this discipline score the same or lower.

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

J. R. L. Allen 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 J. R. L. Allen sits on this spectrum.

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: 45 D-Index — 53rd percentile

53% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 1996 - Penrose Medal, The Geological Society of America
  • Fellow of the Geological Society of America
  • GSA Honorary Fellow Award, The Geological Society of America
  • Fellow of the Geological Society of America
  • GSA Honorary Fellow Award, The Geological Society of America
  • Fellow of the Geological Society of America
  • GSA Honorary Fellow Award, The Geological Society of America
  • Fellow of the Geological Society of America
  • GSA Honorary Fellow Award, The Geological Society of America

Overview

J. R. L. Allen was affiliated with the University of Reading in the United Kingdom and contributed to the field of Medicine, particularly focusing on several subfields including Orthopedics and Sports Medicine, Surgery, Ophthalmology, Anatomy, and Radiology.

Their research primarily addressed topics related to Foot and Ankle Surgery, Medical and Biological Sciences, Orthopedic Infections and Treatments, Orthopedic Surgery and Rehabilitation, as well as Retinal Diseases and Treatments, and Retinal Imaging and Analysis.

Among their recent papers were:

  • Effect of High-Dose Intravitreal Aflibercept, 8 mg, in Patients With Neovascular Age-Related Macular Degeneration, 2023, JAMA Ophthalmology
  • Is There a Psychiatric Diagnosis in Chronic Ankle Instability Patients?, 2022, Foot & Ankle Orthopaedics
  • Rates of Depression and Post-Traumatic Stress Disorder Differ by Insurance Type in Chronic Ankle Instability Patient, 2023, Foot & Ankle Orthopaedics

J. R. L. Allen frequently collaborated with colleagues including Jerry L. Bauman, Stuart T. Haines, Erika J. Ernst, Iowa City, and Beth M. Phillips.

The scientist's work was published predominantly in the following venues:

  • JACCP JOURNAL OF THE AMERICAN COLLEGE OF CLINICAL PHARMACY
  • Foot & Ankle Orthopaedics
  • JAMA Ophthalmology
  • Britannia

The academic output in Medicine included 15 publications, with 5 each in Orthopedics and Sports Medicine and Surgery subfields, 2 in Ophthalmology, and others spanning Anatomy and Radiology.

Throughout their career, J. R. L. Allen received recognition including the Penrose Medal from The Geological Society of America in 1996 and was acknowledged as a Fellow as well as an Honorary Fellow of the Geological Society of America.

Best Publications

  • A REVIEW OF THE ORIGIN AND CHARACTERISTICS OF RECENT ALLUVIAL SEDIMENTS

    Unknown

  • Principles of physical sedimentology

    Unknown

  • Sand waves: A model of origin and internal structure

    Unknown

  • Studies in Fluviatile Sedimentation: A Comparison of Fining-Upwards Cyclothems, with Special Reference to Coarse-member Composition and Interpretation

    Unknown

  • STUDIES IN FLUVIATILE SEDIMENTATION: SIX CYCLOTHEMS FROM THE LOWER OLD RED SANDSTONE, ANGLOWELSH BASIN

    Unknown

  • Accretion of a New England (U.S.A.) Salt Marsh in Response to Inlet Migration, Storms, and Sea-level Rise

    C.T. Roman;J.A. Peck;J.R. Allen;J.W. King

  • The possible mechanics of convolute lamination in graded sand beds

    Unknown

  • Criteria for the instability of upper‐stage plane beds

    J. R. L. Allen;M. R. Leeder

  • A QUANTITATIVE MODEL OF CLIMBING RIPPLES AND THEIR CROSS‐LAMINATED DEPOSITS

    Unknown

  • Lower Cretaceous tides revealed by cross-bedding with mud drapes

    Unknown

  • Short Paper: Fossil vertebrate tracks and indenter mechanics

    J. R. L. Allen

  • Features of cross‐stratified units due to random and other changes in bed forms

    Unknown

  • Constraints on measurement of sea-level movements from salt-marsh accretion rates

    J. R. L. Allen

  • A continuity-based sedimentological model for temperate-zone tidal salt marshes

    J. R. L. Allen

  • Deposition of the Catskill Facies, Appalachian Region: With Notes on Some Other Old Red Sandstone Basins

    Unknown

  • The formation of coastal peat marshes under an upward tendency of relative sea-level

    Unknown

  • Salt-marsh accretion and sea-level movement in the inner Severn Estuary, southwest Britain: the archaeological and historical contribution

    J. R. L. Allen

  • On the Geometry of Current Ripples in Relation to Stability of Fluid Flow

    Unknown

  • Asymmetrical ripple marks and the origin of water‐laid Cosets of Cross‐Strata

    Unknown

  • Beaconites antarcticus: a giant channel‐associated trace fossil from the lower old red sandstone of south wales and the welsh borders

    Unknown

  • Sedimentary structures: Sorby and the last decade

    J.R.L. Allen

  • Palaeoclimates and their Modelling

    J. R. L. Allen;B. J. Hoskins;B. W. Sellwood;R. A. Spicer

  • Late Flandrian coastal change and tidal palaeochannel development at Hills Flats, Severn Estuary (SW Britain)

    J. R. L. Allen;M. G. Fulford

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Best Scientists Citing J. R. L. Allen