World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 42 5156 4764 366 347 344 8816

Robert F Spielhagen publications per year

The chart shows the history of publications by Robert F Spielhagen between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Robert F Spielhagen published across 38 years, from 1988 to 2025, averaging 9.4 papers a year. Output peaked at 31 publications in 2001. 4 of the 357 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1988 to 2025. Vertical axis: number of publications, 0 to 31. Peak 31 publications in 2001. 1988: 1 publication 1989: 0 publications 1990: 3 publications 1991: 0 publications 1992: 3 publications 1993: 2 publications 1994: 6 publications 1995: 5 publications 1996: 3 publications 1997: 2 publications 1998: 18 publications 1999: 7 publications 2000: 0 publications 2001: 31 publications 2002: 3 publications 2003: 24 publications 2004: 16 publications 2005: 18 publications 2006: 6 publications 2007: 4 publications 2008: 14 publications 2009: 12 publications 2010: 10 publications 2011: 24 publications 2012: 21 publications 2013: 17 publications 2014: 17 publications 2015: 27 publications 2016: 11 publications 2017: 11 publications 2018: 10 publications 2019: 6 publications 2020: 5 publications 2021: 8 publications 2022: 7 publications 2023: 1 publication 2024: 1 publication 2025: 3 publications
1988 2025

357 publications in total across all disciplines

View publications per year as a table
Robert F Spielhagen: publications per year, 1988 to 2025
Year Publications
1988 1
1989 0
1990 3
1991 0
1992 3
1993 2
1994 6
1995 5
1996 3
1997 2
1998 18
1999 7
2000 0
2001 31
2002 3
2003 24
2004 16
2005 18
2006 6
2007 4
2008 14
2009 12
2010 10
2011 24
2012 21
2013 17
2014 17
2015 27
2016 11
2017 11
2018 10
2019 6
2020 5
2021 8
2022 7
2023 1
2024 1
2025 3
Total 357
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Robert F Spielhagen 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 Robert F Spielhagen 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, 338–347 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: 344 publications — 91st percentile

91% 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
318–327 93
328–337 87
338–347 64 344
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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Robert F Spielhagen 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 Robert F Spielhagen 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, 42 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: 42 D-Index — 44th percentile

44% 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 42
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

Robert F Spielhagen is affiliated with the GEOMAR Helmholtz Centre for Ocean Research Kiel in Germany. Their research spans multiple areas within Earth and Planetary Sciences and Environmental Science, focusing on topics related to geology, paleoclimatology, and marine environmental studies.

The scientist's main fields of study include Earth and Planetary Sciences and Environmental Science. Within these broad domains, their research covers the following subfields:

  • Atmospheric Science
  • Environmental Chemistry
  • Ecology
  • Oceanography
  • Geology

Robert F Spielhagen's work addresses several key topics, primarily concentrating on:

  • Geology and Paleoclimatology Research
  • Methane Hydrates and Related Phenomena
  • Isotope Analysis in Ecology
  • Marine and environmental studies
  • Geological Studies and Exploration
  • Arctic and Antarctic ice dynamics
  • Climate change and permafrost

Frequent collaborators in their research include:

  • Henning A. Bauch
  • Mohamed M. Ezat
  • Ruediger Stein
  • Marc Zehnich
  • Nicole Syring

Robert F Spielhagen has published in several academic venues, with the majority of outputs appearing in:

  • Quaternary Science Reviews
  • Nature Geoscience
  • Geochimica et Cosmochimica Acta
  • Proceedings of the National Academy of Sciences
  • The Holocene

The scientist's recent published papers include the following:

  • "Active Nordic Seas deep-water formation during the last glacial maximum" (2022), published in Nature Geoscience
  • "Holocene changes in sea-ice cover and polynya formation along the eastern North Greenland shelf: New insights from biomarker records" (2020), published in Quaternary Science Reviews
  • "Natural variability of the Arctic Ocean sea ice during the present interglacial" (2020), published in Proceedings of the National Academy of Sciences
  • "The ikaite to calcite transformation: Implications for palaeoclimate studies" (2022), published in Geochimica et Cosmochimica Acta
  • "Environmental variability off NE Greenland (western Fram Strait) during the past 10,600 years" (2020), published in The Holocene

Best Publications

  • Late quaternary ice sheet history of northern Eurasia

    John Inge Svendsen;Helena Alexanderson;Valery I Astakhov;Igor Demidov

  • Enhanced Modern Heat Transfer to the Arctic by Warm Atlantic Water

    Robert F. Spielhagen;Kirstin Werner;Steffen Aagaard Sørensen;Katarzyna Zamelczyk

  • Arctic Ocean deep-sea record of northern Eurasian ice sheet history

    Robert F. Spielhagen;Robert F. Spielhagen;Karl-Heinz Baumann;Helmut Erlenkeuser;Norbert R. Nowaczyk

  • Last interglacial Arctic warmth confirms polar amplification of climate change

    P. Anderson;O. Bennike;N. Bigelow;J. Brigham-Grette

  • Chronology of the Holocene transgression at the North Siberian margin

    Henning A. Bauch;Thomas Mueller-Lupp;Ekaterina Taldenkova;Robert F. Spielhagen

  • Temperature and precipitation history of the Arctic

    G. H. Miller;J. Brigham-Grette;R. B. Alley;L. Anderson

  • Glacimarine sedimentary processes and facies on the Polar North Atlantic margins

    J.A. Dowdeswell;A. Elverhfi;R. Spielhagen

  • A multiproxy reconstruction of the evolution of deep and surface waters in the subarctic Nordic seas over the last 30,000yr

    Henning A. Bauch;Helmut Erlenkeuser;Robert F. Spielhagen;Ulrich Struck

  • Arctic Ocean during the Last Glacial Maximum: Atlantic and polar domains of surface water mass distribution and ice cover

    Niels Nørgaard-Pedersen;Niels Nørgaard-Pedersen;Robert F. Spielhagen;Helmut Erlenkeuser;Pieter M. Grootes

  • The Growth and Decay of the Late Weichselian Ice Sheet in Western Svalbard and Adjacent Areas Based on Provenance Studies of Marine Sediments

    Anders Elverhøi;Espen S. Andersen;Trond Dokken;Dierk Hebbeln

  • Reflection of Scandinavian Ice Sheet Fluctuations in Norwegian Sea Sediments during the Past 150,000 Years

    Karl-Heinz Baumann;Klas S. Lackschewitz;Jan Mangerud;Robert F. Spielhagen

  • Central Arctic surface ocean environment during the past 80,000 years

    Niels Nørgaard-Pedersen;Robert F. Spielhagen;Jörn Thiede;Heidemarie Kassens

  • Active Nordic Seas deep-water formation during the last glacial maximum

    Unknown

  • Arctic Ocean evidence for late Quaternary initiation of northern Eurasian ice sheets

    Robert F. Spielhagen;Georges Bonani;Anton Eisenhauer;Martin Frank

  • Overview of Glacial Atlantic Ocean Mapping (GLAMAP 2000)

    Michael Sarnthein;R. Gersonde;S. Niebler;U. Pflaumann

  • Arctic ice export events and their potential impact on global climate during the late Pleistocene

    Dennis A. Darby;Jens F. Bischof;Robert F. Spielhagen;Steven A. Marshall

  • Holocene sea subsurface and surface water masses in the Fram Strait – Comparisons of temperature and sea-ice reconstructions

    Kirstin Werner;Juliane Müller;Katrine Husum;Robert F. Spielhagen;Robert F. Spielhagen

  • Atlantic Water advection versus sea-ice advances in the eastern Fram Strait during the last 9 ka - multiproxy evidence for a two-phase Holocene

    Kirstin Werner;Robert F. Spielhagen;Dorothea Bauch;H. Christian Hass

  • Stable oxygen and carbon isotopes in planktic foraminifers from Arctic Ocean surface sediments: Reflection of the low salinity surface water layer

    Robert F. Spielhagen;Helmut Erlenkeuser

  • Detailed mineralogical evidence for two nearly identical glacial/deglacial cycles and Atlantic water advection to the Arctic Ocean during the last 90,000 years

    Christoph Vogt;Jochen Knies;Robert F. Spielhagen;Ruediger Stein

  • Late Quaternary paleoceanography of the Eurasian Basin, Arctic Ocean

    T. M. Cronin;T. R. Holtz;Rüdiger Stein;R. Spielhagen

Frequent Co-Authors

Helmut Erlenkeuser
Helmut Erlenkeuser Kiel University
Henning A Bauch
Henning A Bauch GEOMAR Helmholtz Centre for Ocean Research Kiel
Heidemarie Kassens
Heidemarie Kassens GEOMAR Helmholtz Centre for Ocean Research Kiel
Katrine Husum
Katrine Husum Norwegian Polar Institute
Jörn Thiede
Jörn Thiede Alfred Wegener Institute for Polar and Marine Research
Dorothea Bauch
Dorothea Bauch GEOMAR Helmholtz Centre for Ocean Research Kiel
Jochen Knies
Jochen Knies University of Tromsø - The Arctic University of Norway
Jan Heinemeier
Jan Heinemeier Aarhus University
Ruediger Stein
Ruediger Stein University of Bremen
Thomas M. Marchitto
Thomas M. Marchitto University of Colorado Boulder

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