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Yasufumi Iryu

Yasufumi Iryu

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Earth Science 36 7357 6810 211 199 300 4153

Yasufumi Iryu publications per year

The chart shows the history of publications by Yasufumi Iryu between 1988 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Yasufumi Iryu published across 38 years, from 1988 to 2025, averaging 8.3 papers a year. Output peaked at 36 publications in 2020. 16 of the 317 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 36. Peak 36 publications in 2020. 1988: 2 publications 1989: 0 publications 1990: 0 publications 1991: 2 publications 1992: 2 publications 1993: 2 publications 1994: 1 publication 1995: 2 publications 1996: 1 publication 1997: 0 publications 1998: 1 publication 1999: 4 publications 2000: 3 publications 2001: 3 publications 2002: 2 publications 2003: 9 publications 2004: 6 publications 2005: 11 publications 2006: 6 publications 2007: 7 publications 2008: 4 publications 2009: 16 publications 2010: 15 publications 2011: 10 publications 2012: 17 publications 2013: 17 publications 2014: 14 publications 2015: 13 publications 2016: 13 publications 2017: 10 publications 2018: 9 publications 2019: 21 publications 2020: 36 publications 2021: 18 publications 2022: 15 publications 2023: 9 publications 2024: 7 publications 2025: 9 publications
1988 2025

317 publications in total across all disciplines

View publications per year as a table
Yasufumi Iryu: publications per year, 1988 to 2025
Year Publications
1988 2
1989 0
1990 0
1991 2
1992 2
1993 2
1994 1
1995 2
1996 1
1997 0
1998 1
1999 4
2000 3
2001 3
2002 2
2003 9
2004 6
2005 11
2006 6
2007 7
2008 4
2009 16
2010 15
2011 10
2012 17
2013 17
2014 14
2015 13
2016 13
2017 10
2018 9
2019 21
2020 36
2021 18
2022 15
2023 9
2024 7
2025 9
Total 317
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Yasufumi Iryu 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 Yasufumi Iryu 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, 298–307 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: 300 publications — 86th percentile

86% 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
298–307 120 300
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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Yasufumi Iryu 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 Yasufumi Iryu 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

Yasufumi Iryu is a researcher affiliated with Tohoku University in Japan, specializing in Earth and Planetary Sciences and Environmental Science. Their research extensively covers subfields such as Geophysics, Atmospheric Science, Environmental Chemistry, Oceanography, and Ecology.

The main topics of Yasufumi Iryu's work include:

  • Geology and Paleoclimatology Research
  • Methane Hydrates and Related Phenomena
  • Seismic Imaging and Inversion Techniques
  • Paleontology and Stratigraphy of Fossils
  • Marine Biology and Ecology Research
  • Geological and Geophysical Studies
  • Isotope Analysis in Ecology

Their recent publications demonstrate a focus on marine geology, carbonate sedimentology, and isotope geochemistry. Selected papers include:

  • Holocene sea-surface temperatures and related coastal upwelling regime recorded by vermetid assemblages, southeastern Brazil (Arraial do Cabo, RJ), 2020, Marine Geology
  • Boring bivalve traces in modern reef and deeper-water macroid and rhodolith beds, 2020, Progress in Earth and Planetary Science
  • Contrasting intensity of aragonite dissolution and dolomite cementation in glacial versus interglacial intervals of a subtropical carbonate succession, 2022, Sedimentology
  • The δ13C-δ18O variations in marble in the Hida Belt, Japan, 2021, Island Arc
  • Spathian to Aegean (upper Lower Triassic to lower Middle Triassic) carbon isotope stratigraphy constrained by the conodont biostratigraphy of carbonates on top of a mid-oceanic seamount formed in the Panthalassic Ocean, 2021, Island Arc

Yasufumi Iryu frequently collaborates with other researchers. Their most common coauthors include:

  • Kazuhiko Fujita
  • Jody M. Webster
  • Thomas Felis
  • Alexander Thomas
  • Ryuji Asami

The scientist has published in multiple venues, with a notable number of papers appearing in:

  • Zenodo (CERN European Organization for Nuclear Research)
  • Progress in Earth and Planetary Science
  • Island Arc
  • OPAL (Open@LaTrobe) (La Trobe University)
  • Palaeogeography Palaeoclimatology Palaeoecology

Best Publications

  • Rapid glaciation and a two-step sea level plunge into the Last Glacial Maximum

    Yusuke Yokoyama;Yusuke Yokoyama;Tezer M. Esat;William G. Thompson;Alexander L. Thomas

  • The Pliocene to recent history of the Kuroshio and Tsushima Currents: a multi-proxy approach

    Stephen J. Gallagher;Akihisa Kitamura;Yasufumi Iryu;Takuya Itaki

  • Distribution of marine organisms and its geological significance in the modern reef complex of the Ryukyu Islands

    Yasufumi Iryu;Toru Nakamori;Shinya Matsuda;Osamu Abe

  • Response of the Great Barrier Reef to sea-level and environmental changes over the past 30,000 years

    Jody M. Webster;Juan Carlos Braga;Marc Humblet;Donald C. Potts

  • Interannual and decadal variability of the western Pacific sea surface condition for the years 1787–2000: Reconstruction based on stable isotope record from a Guam coral

    Ryuji Asami;Tsutomu Yamada;Yasufumi Iryu;Terrence M. Quinn

  • Reef response to sea-level and environmental changes during the last deglaciation: Integrated Ocean Drilling Program Expedition 310, Tahiti Sea Level

    Gilbert F. Camoin;Claire Seard;Pierre Deschamps;Jody M. Webster

  • Introductory perspective on the COREF Project

    Yasufumi Iryu;Hiroki Matsuda;Hideaki Machiyama;Werner E. Piller

  • Pleistocene reef development in the southwest Ryukyu Islands, Japan

    Natsume Sagawa;Toru Nakamori;Yasufumi Iryu

  • Origin of atoll dolomites distinguished by geochemistry and crystal chemistry: Kita-daito-jima, northern Philippine Sea

    Yuka Suzuki;Yasufumi Iryu;Shizue Inagaki;Tsutomu Yamada

  • Holocene sea-level change and tectonic uplift deduced from raised reef terraces, Kikai-jima, Ryukyu Islands, Japan

    Kaoru Sugihara;Toru Nakamori;Yasufumi Iryu;Keiichi Sasaki

  • Glacial Indonesian Throughflow weakening across the Mid-Pleistocene Climatic Transition

    Benjamin F. Petrick;Alfredo Martinez-Garcia;Gerald Auer;Lars Reuning;Lars Reuning

  • Present-day and fossil rhodolith pavements compared: Their potential for analysing shallow-water carbonate deposits

    Davide Bassi;James H. Nebelsick;Alessio Checconi;Johann Hohenegger

  • Sources of plutonium to the tropical Northwest Pacific Ocean (1943–1999) identified using a natural coral archive

    Patric Lindahl;Ryuji Asami;Yasufumi Iryu;Paul Worsfold

  • Responses of coral reefs to increased amplitude of sea-level changes at the Mid-Pleistocene Climate Transition

    Kazuyuki Yamamoto;Yasufumi Iryu;Tokiyuki Sato;Shun Chiyonobu

  • Philippine Sea Plate motion since the Eocene estimated from paleomagnetism of seafloor drill cores and gravity cores

    Toshitsugu Yamazaki;Masaki Takahashi;Yasufumi Iryu;Tokiyuki Sato

  • Water circulation and carbon flux on Shiraho coral reef of the Ryukyu Islands, Japan

    T. Nakamori;A. Suzuki;Y. Iryu

  • 230Th/234U and 14C dating of a lowstand coral reef beneath the insular shelf off Irabu Island, Ryukyus, southwestern Japan

    Keiichi Sasaki;Akio Omura;Tetsuo Miwa;Yoshihiro Tsuji

  • Carbon and oxygen isotopic composition of a Guam coral and their relationships to environmental variables in the western Pacific

    Ryuji Asami;Tsutomu Yamada;Yasufumi Iryu;Christopher P. Meyer

  • Evidence for tropical South Pacific climate change during the Younger Dryas and the Bølling–Allerød from geochemical records of fossil Tahiti corals

    Ryuji Asami;Ryuji Asami;Thomas Felis;Pierre Deschamps;Kimio Hanawa

  • IODP Expedition 310 Reconstructs Sea Level, Climatic, and Environmental Changes in the South Pacific during the Last Deglaciation

    G. F. Camoin;Y. Iryu;D. B. McInroy

  • Evidence for eutrophication in the northwestern Pacific and eastern Indian oceans during the Miocene to Pleistocene based on the nannofossil accumulation rate, Discoaster abundance, and coccolith size distribution of Reticulofenestra

    Ryo Imai;Meutia Farida;Tokiyuki Sato;Yasufumi Iryu

Frequent Co-Authors

Yusuke Yokoyama
Yusuke Yokoyama University of Tokyo
Jody M. Webster
Jody M. Webster University of Sydney
Gilbert Camoin
Gilbert Camoin Aix-Marseille University
Juan C. Braga
Juan C. Braga University of Granada
Alexander L. Thomas
Alexander L. Thomas University of Edinburgh
Pierre Deschamps
Pierre Deschamps Aix-Marseille University
Koshi Yamamoto
Koshi Yamamoto Nagoya University
Hildegard Westphal
Hildegard Westphal Leibniz Center for Tropical Marine Ecology
Ryuichi Shinjo
Ryuichi Shinjo University of the Ryukyus
Yoshihiro Asahara
Yoshihiro Asahara Nagoya University

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