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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 32 8663 8048 2822 2498 124 4021

Frieder Klein publications per year

The chart shows the history of publications by Frieder Klein between 2006 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Frieder Klein published across 20 years, from 2006 to 2025, averaging 8.3 papers a year. Output peaked at 18 publications in 2019. 23 of the 166 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 2006 to 2025. Vertical axis: number of publications, 0 to 18. Peak 18 publications in 2019. 2006: 1 publication 2007: 0 publications 2008: 2 publications 2009: 9 publications 2010: 15 publications 2011: 2 publications 2012: 4 publications 2013: 9 publications 2014: 3 publications 2015: 9 publications 2016: 9 publications 2017: 6 publications 2018: 9 publications 2019: 18 publications 2020: 10 publications 2021: 11 publications 2022: 11 publications 2023: 15 publications 2024: 10 publications 2025: 13 publications
2006 2025

166 publications in total across all disciplines

View publications per year as a table
Frieder Klein: publications per year, 2006 to 2025
Year Publications
2006 1
2007 0
2008 2
2009 9
2010 15
2011 2
2012 4
2013 9
2014 3
2015 9
2016 9
2017 6
2018 9
2019 18
2020 10
2021 11
2022 11
2023 15
2024 10
2025 13
Total 166
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Frieder Klein 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 Frieder Klein 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, 118–127 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: 124 publications — 24th percentile

24% 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
118–127 540 124
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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Frieder Klein 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 Frieder Klein 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, 32 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: 32 D-Index — 7th percentile

7% 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 32
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
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

Frieder Klein is affiliated with the Woods Hole Oceanographic Institution in the United States and conducts research primarily in Earth and Planetary Sciences.

Their research spans several specialized subfields, including Geophysics, Mechanics of Materials, Astronomy and Astrophysics, Environmental Chemistry, and Geology.

Klein's main topics of work cover a range of subjects such as Geological and Geochemical Analysis, Hydrocarbon Exploration and Reservoir Analysis, Methane Hydrates and Related Phenomena, earthquake and tectonic studies, High-pressure Geophysics and Materials, Astro and Planetary Science, and Geochemistry and Elemental Analysis.

Some recent papers authored or co-authored by Klein include:

  • Abiotic Sources of Molecular Hydrogen on Earth (2020, Elements)
  • Recycling and Metabolic Flexibility Dictate Life in the Lower Oceanic Crust (2020, Nature)
  • Chemical and Isotopic Analyses of Hydrocarbon-bearing Fluid Inclusions in Olivine-rich Rocks (2020, Philosophical Transactions of the Royal Society A Mathematical Physical and Engineering Sciences)
  • Hydrogen Generation and Iron Partitioning During Experimental Serpentinization of an Olivine-Pyroxene Mixture (2020, Geochimica et Cosmochimica Acta)
  • Brucite Formation and Dissolution in Oceanic Serpentinite (2020, Geochemical Perspectives Letters)

Klein frequently publishes within venues such as Zenodo (CERN European Organization for Nuclear Research), Geochimica et Cosmochimica Acta, Earth and Planetary Science Letters, Goldschmidt2021 abstracts, and Nature.

The scientist collaborates regularly with fellow researchers including Wolfgang Bach, Esther M. Schwarzenbach, Florence Schubotz, T. M. McCollom, and Natsue Abe, each of whom has co-authored multiple publications with Klein.

Best Publications

  • Iron partitioning and hydrogen generation during serpentinization of abyssal peridotites from 15°N on the Mid-Atlantic Ridge

    Frieder Klein;Wolfgang Bach;Niels Jöns;Thomas M McCollom

  • Compositional controls on hydrogen generation during serpentinization of ultramafic rocks

    Frieder Klein;Wolfgang Bach;Thomas M. McCollom

  • Fe–Ni–Co–O–S Phase Relations in Peridotite–Seawater Interactions

    Frieder Klein;Wolfgang Bach

  • Magnetite in seafloor serpentinite—Some like it hot

    Frieder Klein;Wolfgang Bach;Susan E. Humphris;Wolf Achim Kahl

  • Temperature trends for reaction rates, hydrogen generation, and partitioning of iron during experimental serpentinization of olivine

    Thomas M. McCollom;Frieder Klein;Mark Robbins;Bruce Moskowitz

  • Abiotic methane synthesis and serpentinization in olivine-hosted fluid inclusions

    Frieder Klein;Niya G. Grozeva;Jeffrey S. Seewald

  • The petrology of seafloor rodingites: Insights from geochemical reaction path modeling

    Wolfgang Bach;Frieder Klein

  • Thermodynamic constraints on mineral carbonation of serpentinized peridotite

    Frieder Klein;Carlos J. Garrido

  • Effect of water activity on rates of serpentinization of olivine.

    Hector M. Lamadrid;Hector M. Lamadrid;J. Donald Rimstidt;Esther M. Schwarzenbach;Frieder Klein

  • Serpentinized troctolites exposed near the Kairei Hydrothermal Field, Central Indian Ridge: Insights into the origin of the Kairei hydrothermal fluid supporting a unique microbial ecosystem

    Kentaro Nakamura;Kentaro Nakamura;Tomoaki Morishita;Wolfgang Bach;Frieder Klein

  • Abiotic Sources of Molecular Hydrogen on Earth

    Frieder Klein;Jesse D. Tarnas;Wolfgang Bach

  • Fluid mixing and the deep biosphere of a fossil Lost City-type hydrothermal system at the Iberia Margin

    Frieder Klein;Susan E. Humphris;Weifu Guo;Florence Schubotz

  • From serpentinization to carbonation: New insights from a CO2 injection experiment

    Frieder Klein;Thomas M. McCollom

  • Experimental constraints on fluid-rock reactions during incipient serpentinization of harzburgite

    Frieder Klein;Niya G. Grozeva;Jeffrey S. Seewald;Thomas M. McCollom

  • Progress in Deciphering the Controls on the Geochemistry of Fluids in Seafloor Hydrothermal Systems

    Susan E Humphris;Frieder Klein

  • Experimental study of carbonate formation in oceanic peridotite

    Niya G. Grozeva;Frieder Klein;Jeffrey S. Seewald;Sean P. Sylva

  • Recycling and metabolic flexibility dictate life in the lower oceanic crust

    Jiangtao Li;Jiangtao Li;Paraskevi Mara;Florence Schubotz;Jason B. Sylvan

  • Metasomatism within the ocean crust

    Wolfgang Bach;Niels Jöns;Frieder Klein

  • Hydrogen generation and iron partitioning during experimental serpentinization of an olivine–pyroxene mixture

    Thomas M. McCollom;Frieder Klein;Bruce Moskowitz;Thelma S. Berquó

  • Chemical and isotopic analyses of hydrocarbon-bearing fluid inclusions in olivine-rich rocks

    Niya G. Grozeva;Frieder Klein;Jeffrey S. Seewald;Sean P. Sylva

  • Quantifying the volume increase and chemical exchange during serpentinization

    Frieder Klein;Véronique Le Roux

Frequent Co-Authors

Wolfgang Bach
Wolfgang Bach University of Bremen
Thomas M. McCollom
Thomas M. McCollom University of Colorado Boulder
Susan E. Humphris
Susan E. Humphris Woods Hole Oceanographic Institution
Jeffrey S. Seewald
Jeffrey S. Seewald Woods Hole Oceanographic Institution
Mark D. Kurz
Mark D. Kurz Woods Hole Oceanographic Institution
Glenn A. Gaetani
Glenn A. Gaetani Woods Hole Oceanographic Institution
Horst R. Marschall
Horst R. Marschall Goethe University Frankfurt
Damon A. H. Teagle
Damon A. H. Teagle University of Southampton
Tomoaki Morishita
Tomoaki Morishita Kanazawa University
Sean P. Sylva
Sean P. Sylva Woods Hole Oceanographic Institution

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