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Daniel J. Lehrmann

Daniel J. Lehrmann

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 36 7134 6599 2472 2187 161 6010

Daniel J. Lehrmann publications per year

The chart shows the history of publications by Daniel J. Lehrmann between 1996 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Daniel J. Lehrmann published across 30 years, from 1996 to 2025, averaging 5.7 papers a year. Output peaked at 20 publications in 2017. 27 of the 172 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1996 to 2025. Vertical axis: number of publications, 0 to 20. Peak 20 publications in 2017. 1996: 1 publication 1997: 2 publications 1998: 3 publications 1999: 3 publications 2000: 0 publications 2001: 1 publication 2002: 0 publications 2003: 2 publications 2004: 2 publications 2005: 0 publications 2006: 7 publications 2007: 6 publications 2008: 2 publications 2009: 3 publications 2010: 1 publication 2011: 1 publication 2012: 2 publications 2013: 3 publications 2014: 5 publications 2015: 8 publications 2016: 4 publications 2017: 20 publications 2018: 10 publications 2019: 15 publications 2020: 11 publications 2021: 16 publications 2022: 12 publications 2023: 5 publications 2024: 10 publications 2025: 17 publications
1996 2025

172 publications in total across all disciplines

View publications per year as a table
Daniel J. Lehrmann: publications per year, 1996 to 2025
Year Publications
1996 1
1997 2
1998 3
1999 3
2000 0
2001 1
2002 0
2003 2
2004 2
2005 0
2006 7
2007 6
2008 2
2009 3
2010 1
2011 1
2012 2
2013 3
2014 5
2015 8
2016 4
2017 20
2018 10
2019 15
2020 11
2021 16
2022 12
2023 5
2024 10
2025 17
Total 172
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Daniel J. Lehrmann 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 Daniel J. Lehrmann 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, 158–167 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: 161 publications — 45th percentile

45% 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
158–167 458 161
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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Daniel J. Lehrmann 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 Daniel J. Lehrmann 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, 36 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: 36 D-Index — 23rd percentile

23% 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 36
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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Overview

Daniel J. Lehrmann is affiliated with Trinity University in the United States and has made significant contributions to the field of Earth and Planetary Sciences, with a strong focus on paleontology and geology. Their body of work spans several interconnected subfields, including paleontology, geology, mechanics of materials, atmospheric science, and earth-surface processes.

The main topics of Lehrmann's research include:

  • Paleontology and Stratigraphy of Fossils
  • Hydrocarbon exploration and reservoir analysis
  • Geological and Geophysical Studies
  • Geology and Paleoclimatology Research
  • Geological formations and processes
  • Geochemistry and Elemental Analysis
  • Geological and Geochemical Analysis

Lehrmann has published extensively in a variety of scientific venues. The most frequent publication venues are:

  • Abstracts with programs - Geological Society of America
  • Marine and Petroleum Geology
  • Sedimentology
  • Geology
  • AAPG Bulletin

The scientist has collaborated with several frequent co-authors, including:

  • Jonathan L. Payne
  • Demir Altıner
  • Meiyi Yu
  • John Luczaj
  • Brian M. Kelley

Notable recent papers by Daniel J. Lehrmann include:

  • Fully automated carbonate petrography using deep convolutional neural networks, 2020, Marine and Petroleum Geology
  • Implications of giant ooids for the carbonate chemistry of Early Triassic seawater, 2020, Geology
  • Quantitative evaluation of the roles of ocean chemistry and climate on ooid size across the Phanerozoic: Global versus local controls, 2022, Sedimentology
  • Fault zone processes and fluid history in Austin Chalk, southwest Texas, 2020, AAPG Bulletin
  • Controls on carbonate platform architecture and reef recovery across the Palaeozoic to Mesozoic transition: A high-resolution analysis of the Great Bank of Guizhou, 2020, Sedimentology

Best Publications

  • Large Perturbations of the Carbon Cycle During Recovery from the End-Permian Extinction

    Jonathan L. Payne;Daniel J. Lehrmann;Jiayong Wei;Michael J. Orchard

  • Early Triassic calcimicrobial mounds and biostromes of the Nanpanjiang basin, south China

    Daniel J. Lehrmann

  • Marine anoxia and delayed Earth system recovery after the end-Permian extinction

    Kimberly V. Lau;Kate Maher;Demir Altiner;Brian M. Kelley

  • Calcium isotope constraints on the end-Permian mass extinction

    Jonathan L. Payne;Alexandra V. Turchyn;Adina Paytan;Donald J. DePaolo

  • Timing of recovery from the end-Permian extinction: Geochronologic and biostratigraphic constraints from south China

    Daniel J. Lehrmann;Jahandar Ramezani;Samuel A. Bowring;Mark W. Martin

  • Erosional truncation of uppermost Permian shallow-marine carbonates and implications for Permian-Triassic boundary events

    Jonathan L. Payne;Daniel J. Lehrmann;David Follett;Margaret Seibel

  • Permian–Triassic Boundary Sections from Shallow-Marine Carbonate Platforms of the Nanpanjiang Basin, South China: Implications for Oceanic Conditions Associated with the End-Permian Extinction and Its Aftermath

    Daniel J. Lehrmann;Jonathan L. Payne;Sharon V. Felix;Peter M. Dillett

  • Controls on Facies Architecture of a Large Triassic Carbonate Platform: the Great Bank of Guizhou, Nanpanjiang Basin, South China

    Daniel J. Lehrmann;Jiayong Wei;Paul Enos

  • Stable carbon isotope stratigraphy across the Permian-Triassic boundary in shallow marine carbonate platforms, Nanpanjiang Basin, south China

    Evelyn S. Krull;Daniel J. Lehrmann;Dominic Druke;Benjamin Kessel

  • The Pattern and Timing of Biotic Recovery from the End-Permian Extinction on the Great Bank of Guizhou, Guizhou Province, China

    Jonathan L. Payne;Daniel J. Lehrmann;Jiayong Wei;Andrew H. Knoll

  • Secular Variation in Parasequence and Facies Stacking Patterns of Platform Carbonates: A Guide to Application of Stacking-Patterns Analysis in Strata of Diverse Ages and Settings

    Daniel J. Lehrmann;Robert K. Goldhammer

  • An integrated biostratigraphy (conodonts and foraminifers) and chronostratigraphy (paleomagnetic reversals, magnetic susceptibility, elemental chemistry, carbon isotopes and geochronology) for the Permian–Upper Triassic strata of Guandao section, Nanpanjiang Basin, south China

    Daniel J. Lehrmann;Leanne M. Stepchinski;Demir Altiner;Michael J. Orchard

  • Lower Triassic peritidal cyclic limestone: an example of anachronistic carbonate facies from the Great Bank of Guizhou, Nanpanjiang Basin, Guizhou province, South China

    Daniel J Lehrmann;Yang Wan;Jiayong Wei;YouYi Yu

  • Control of mechanical stratigraphy on bed-restricted jointing and normal faulting: Eagle Ford Formation, south-central Texas

    David A. Ferrill;Ronald N. McGinnis;Alan P. Morris;Kevin J. Smart

  • Mechanical stratigraphic controls on natural fracture spacing and penetration

    Ronald N. McGinnis;David A. Ferrill;Alan P. Morris;Kevin J. Smart

  • Triassic Evolution of the Yangtze Platform in Guizhou Province, People's Republic of China

    Paul Enos;Daniel J. Lehrmann;Wei Jiayong;Yu Youyi

  • Early and Middle Triassic trends in diversity, evenness, and size of foraminifers on a carbonate platform in south China: implications for tempo and mode of biotic recovery from the end-Permian mass extinction

    Jonathan L. Payne;Mindi Summers;Brianna L. Rego;Demir Altiner

  • ENVIRONMENTAL AND BIOLOGICAL CONTROLS ON THE INITIATION AND GROWTH OF A MIDDLE TRIASSIC (ANISIAN) REEF COMPLEX ON THE GREAT BANK OF GUIZHOU, GUIZHOU PROVINCE, CHINA

    Jonathan L. Payne;Daniel J. Lehrmann;Shannon Christensen;Jiayong Wei

  • Death in Guizhou — Late Triassic drowning of the Yangtze carbonate platform

    Paul Enos;Wei Jiayong;Daniel J Lehrmann

  • Impact of differential tectonic subsidence on isolated carbonate-platform evolution: Triassic of the Nanpanjiang Basin, south China

    Daniel J. Lehrmann;Pei Donghong;Paul Enos;Marcello Minzoni

Frequent Co-Authors

Jonathan L. Payne
Jonathan L. Payne Stanford University
André W. Droxler
André W. Droxler Rice University
Paul M. Harris
Paul M. Harris University of Miami
David A. Ferrill
David A. Ferrill Southwest Research Institute
Michael J. Orchard
Michael J. Orchard Geological Survey of Canada
Alan P. Morris
Alan P. Morris The University of Texas at Austin
Adina Paytan
Adina Paytan University of California, Santa Cruz
Donald J. DePaolo
Donald J. DePaolo Lawrence Berkeley National Laboratory
Sylvain Richoz
Sylvain Richoz Lund University
Kate Maher
Kate Maher Stanford University

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