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O. Tapani Rämö

O. Tapani Rämö

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 32 8690 8074 16 16 118 3869

O. Tapani Rämö publications per year

The chart shows the history of publications by O. Tapani Rämö between 1990 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. O. Tapani Rämö published across 36 years, from 1990 to 2025, averaging 3.6 papers a year. Output peaked at 13 publications in 2016. 6 of the 128 publications appeared in the last two years.

No. of publications
5 10
Bar chart. Horizontal axis: year, 1990 to 2025. Vertical axis: number of publications, 0 to 13. Peak 13 publications in 2016. 1990: 2 publications 1991: 1 publication 1992: 2 publications 1993: 0 publications 1994: 2 publications 1995: 1 publication 1996: 1 publication 1997: 1 publication 1998: 5 publications 1999: 1 publication 2000: 2 publications 2001: 1 publication 2002: 4 publications 2003: 4 publications 2004: 2 publications 2005: 9 publications 2006: 3 publications 2007: 2 publications 2008: 2 publications 2009: 7 publications 2010: 8 publications 2011: 5 publications 2012: 4 publications 2013: 4 publications 2014: 4 publications 2015: 8 publications 2016: 13 publications 2017: 5 publications 2018: 1 publication 2019: 6 publications 2020: 5 publications 2021: 5 publications 2022: 1 publication 2023: 1 publication 2024: 2 publications 2025: 4 publications
1990 2025

128 publications in total across all disciplines

View publications per year as a table
O. Tapani Rämö: publications per year, 1990 to 2025
Year Publications
1990 2
1991 1
1992 2
1993 0
1994 2
1995 1
1996 1
1997 1
1998 5
1999 1
2000 2
2001 1
2002 4
2003 4
2004 2
2005 9
2006 3
2007 2
2008 2
2009 7
2010 8
2011 5
2012 4
2013 4
2014 4
2015 8
2016 13
2017 5
2018 1
2019 6
2020 5
2021 5
2022 1
2023 1
2024 2
2025 4
Total 128
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O. Tapani Rämö 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 O. Tapani Rämö 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: 118 publications — 20th percentile

20% 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
118–127 540 118
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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O. Tapani Rämö 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 O. Tapani Rämö 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

O. Tapani Rämö is affiliated with the University of Helsinki in Finland. Their research primarily spans the field of Earth and Planetary Sciences, with a particular focus on subfields such as Geophysics, Artificial Intelligence, Geology, Geochemistry and Petrology, and Mechanics of Materials.

The scientist's work covers key topics including:

  • Geological and Geochemical Analysis
  • High-pressure geophysics and materials
  • Geochemistry and Geologic Mapping
  • Earthquake and tectonic studies
  • Geological Studies and Exploration
  • Geochemistry and Elemental Analysis
  • Hydrocarbon exploration and reservoir analysis

O. Tapani Rämö has contributed to various respected publication venues, with frequent publications in:

  • Mineralium Deposita
  • Abstracts with programs - Geological Society of America
  • Journal of Petrology
  • Lithos
  • Tectonics

Some notable recent papers authored or co-authored by Rämö include:

  • "The Vaasa Migmatitic Complex (Svecofennian Orogen, Finland): Buildup of a LP-HT Dome During Nuna Assembly," 2020, Tectonics
  • "Petrography, geochemistry, and geochronology of the Sc-enriched Kiviniemi ferrodiorite intrusion, eastern Finland," 2020, Mineralium Deposita
  • "Timing and Petrogenesis of the Permo-Carboniferous Larvik Plutonic Complex, Oslo Rift, Norway: New Insights from U-Pb, Lu-Hf, and O Isotopes in Zircon," 2022, Journal of Petrology
  • "Open-system Evolution of a Crustal-scale Magma Column, Klamath Mountains, California," 2021, Journal of Petrology
  • "Silver isotope analysis and systematics of native gold from the Rajapalot Co-enriched gold deposit, Finnish Lapland," 2023, Mineralium Deposita

Frequent collaborators in their research include:

  • Nolwenn Coint
  • Melanie A. Barnes
  • Kevin R. Chamberlain
  • John M. Cottle
  • John W. Valley

Best Publications

  • Precambrian geology of Finland : key to the evolution of the fennoscandian shield

    Unknown

  • Petrogenesis of the Paleoproterozoic rapakivi A-type granites of the Archean Carajás metallogenic province, Brazil

    Roberto Dall'Agnol;Nilson P. Teixeira;O. Tapani Rämö;Candido A.V. Moura

  • Tectonic setting and origin of the Proterozoic rapakivi granites of southeastern Fennoscandia

    Ilmari Haapala;O. Tapani Rämö

  • Petrology of the anorogenic, oxidised Jamon and Musa granites, Amazonian Craton: implications for the genesis of Proterozoic A-type granites

    Roberto Dall'Agnol;O.Tapani Rämö;Marilia Sacramento de Magalhães;Moacir José Buenano Macambira

  • IGCP Project 510 “A-type Granites and Related Rocks through Time”: Project vita, results, and contribution to granite research

    Roberto Dall'Agnol;Carol D. Frost;O. Tapani Rämö

  • Re-evaluation of Rapakivi Petrogenesis: Source Constraints from the Hf Isotope Composition of Zircon in the Rapakivi Granites and Associated Mafic Rocks of Southern Finland

    A. P. Heinonen;T. Andersen;O. T. Rämö

  • Zircon geochronology, geochemistry and origin of the TTG suites of the Rio Maria granite-greenstone terrane: Implications for the growth of the Archean crust of the Carajás province, Brazil

    José de Arimatéia Costa de Almeida;Roberto Dall’Agnol;Marcelo Augusto de Oliveira;Moacir José Buenano Macambira

  • New U-Pb ages from the Wiborg rapakivi area: constraints on the temporal evolution of the rapakivi granite-anorthosite-diabase dyke association of southeastern Finland

    Matti Vaasjoki;O. Tapani Rämö;Matti Sakko

  • Petrogenesis of the Proterozoic rapakivi granites of Finland

    Ilmari Haapala;O. Tapani Rämö

  • The Ediacaran Ferani and Rutig volcano-sedimentary successions of the northernmost Arabian-Nubian Shield (ANS): New insights from zircon U–Pb geochronology, geochemistry and O–Nd isotope ratios

    Y. Be’eri-Shlevin;M.D. Samuel;M.K. Azer;O.T. Rämö

  • Comparison of Proterozoic and Phanerozoic rift-related basaltic-granitic magmatism

    Ilmari Haapala;O. Tapani Rämö;Stephen Frindt

  • 1700 Ma Shachang complex, northeast China: Proterozoic rapakivi granite not associated with Paleoproterozoic orogenic crust

    O. Tapani Rämö;Ilmari Haapala;Matti Vaasjoki;Jian-Hua Yu

  • Radiogenic isotopes of the Estonian and Latvian rapakivi granite suites: new data from the concealed Precambrian of the East European Craton

    O.Tapani Rämö;Hannu Huhma;Juho Kirs

  • Petrogenesis of the Post-kinematic Magmatism of the Central Finland Granitoid Complex I; Radiogenic Isotope Constraints and Implications for Crustal Evolution

    Unknown

  • Neodymium and strontium isotopic and trace element composition of a Mesozoic CFB suite from Dronning Maud Land, Antarctica: implications for lithosphere and asthenosphere contributions to Karoo magmatism

    A.V. Luttinen;O.T. Rämö;H. Huhma

  • 1.88 1.87 Ga post-kinematic intrusions of the Central Finland Granitoid Complex: a shift from C-type to A-type magmatism during lithospheric convergence

    Unknown

  • The Mesoproterozoic Zig-Zag Dal basalts and associated intrusions of eastern North Greenland: mantle plume–lithosphere interaction

    B. G. J. Upton;O. T. Rämö;L. M. Heaman;J. Blichert-Toft

  • THE PERALKALINE TIN-MINERALIZED MADEIRA CRYOLITE ALBITE-RICH GRANITE OF PITINGA, AMAZONIAN CRATON, BRAZIL: PETROGRAPHY, MINERALOGY AND CRYSTALLIZATION PROCESSES

    Hilton Tulio Costi;Roberto Dall’Agnol;Michel Pichavant;Osmo Tapani Rämö

  • Diverse sources of crustal granitic magma: Lu-Hf isotope data on zircon in three Paleoproterozoic leucogranites of southern Finland

    Matti Kurhila;Tom Andersen;O. Tapani Rämö

  • 1.88 Ga Oxidized A‐Type Granites of the Rio Maria Region, Eastern Amazonian Craton, Brazil: Positively Anorogenic!

    O. Tapani Rämö;Roberto Dall’Agnol;Moacir J. B. Macambira;Albano A. S. Leite

  • Chapter 12 Rapakivi Granites

    Unknown

  • Intermittent 1630–1220 Ma magmatism in central Mazatzal province: New geochronologic piercing points and some tectonic implications

    O. Tapani Rämö;Virginia T. McLemore;Michael A. Hamilton;Paula J. Kosunen

  • Nd isotopic composition of cratonic rocks in the southern Death Valley region: Evidence for a substantial Archean source component in Mojavia

    O. Tapani Rämö;James P. Calzia

  • Mineral chemistry constraints on the evolution of the 1.88–1.87 Ga post-kinematic granite plutons in the Central Finland Granitoid Complex

    Brent A. Elliott;O. Tapani Rämö;Mikko Nironen

Frequent Co-Authors

Roberto Dall'Agnol
Roberto Dall'Agnol Federal University of Para
Tom Andersen
Tom Andersen University of Oslo
Carol D. Frost
Carol D. Frost University of Wyoming
Hannu Huhma
Hannu Huhma Geological Survey of Finland
Matt Heizler
Matt Heizler New Mexico Institute of Mining and Technology
Michael A. Hamilton
Michael A. Hamilton University of Toronto
Thorvaldur Thordarson
Thorvaldur Thordarson University of Iceland
Brian G. J. Upton
Brian G. J. Upton University of Edinburgh
Feiko Kalsbeek
Feiko Kalsbeek Geological Survey of Denmark and Greenland
Martin J. Whitehouse
Martin J. Whitehouse Swedish Museum of Natural History

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