World's Best Scientists 2026 revealed!
Ryo Tatsukawa

Ryo Tatsukawa

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Environmental Sciences
Japan
2026

D-Index & Metrics

Environmental Sciences

D-Index
86
Citations
21616
World Ranking
725
National Ranking
6

Ryo Tatsukawa publication distribution in Environmental Sciences in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Environmental Sciences in 2026. The highlighted bar marks where Ryo Tatsukawa sits on this spectrum.

41–50 publications: 21 scientists 51–60 publications: 62 scientists 61–70 publications: 133 scientists 71–80 publications: 257 scientists 81–90 publications: 361 scientists 91–100 publications: 440 scientists 101–110 publications: 492 scientists 111–120 publications: 541 scientists 121–130 publications: 617 scientists 131–140 publications: 544 scientists 141–150 publications: 541 scientists 151–160 publications: 539 scientists 161–170 publications: 444 scientists 171–180 publications: 444 scientists 181–190 publications: 400 scientists 191–200 publications: 377 scientists 201–210 publications: 318 scientists 211–220 publications: 283 scientists 221–230 publications: 263 scientists 231–240 publications: 220 scientists 241–250 publications: 217 scientists 251–260 publications: 180 scientists 261–270 publications: 181 scientists 271–280 publications: 155 scientists 281–290 publications: 130 scientists 291–300 publications: 127 scientists 301–310 publications: 130 scientists 311–320 publications: 85 scientists 321–330 publications: 106 scientists 331–340 publications: 80 scientists 341–350 publications: 83 scientists 351–360 publications: 75 scientists 361–370 publications: 69 scientists 371–380 publications: 52 scientists 381–390 publications: 54 scientists 391–400 publications: 56 scientists 401–410 publications: 44 scientists 411–420 publications: 40 scientists 421–430 publications: 36 scientists 431–440 publications: 25 scientists 441–450 publications: 25 scientists 451–460 publications: 32 scientists 461–470 publications: 29 scientists 471–480 publications: 21 scientists 481–490 publications: 26 scientists 491–500 publications: 25 scientists 501–510 publications: 17 scientists 511–520 publications: 18 scientists 521–530 publications: 15 scientists 531–540 publications: 22 scientists 541–550 publications: 12 scientists 551–560 publications: 15 scientists 561–570 publications: 11 scientists 571–580 publications: 19 scientists 581–590 publications: 9 scientists 591–600 publications: 9 scientists 601–610 publications: 7 scientists 611–620 publications: 11 scientists 621–630 publications: 5 scientists 631–640 publications: 5 scientists 641–650 publications: 6 scientists 651–660 publications: 3 scientists 661–670 publications: 3 scientists 671–680 publications: 4 scientists 681–686 publications: 3 scientists 687+ publications: 100 scientists
41 publications 687+

This scientist: 245 publications — 77th percentile

77% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 687 publications or more.

Ryo Tatsukawa D-index placement in Environmental Sciences in 2026

The chart shows the D-index (discipline H-index) distribution of Environmental Sciences scientists ranked by Research.com in 2026. The highlighted bar marks where Ryo Tatsukawa sits on this spectrum.

30 D-Index: 12 scientists 31 D-Index: 26 scientists 32 D-Index: 51 scientists 33 D-Index: 88 scientists 34 D-Index: 123 scientists 35 D-Index: 163 scientists 36 D-Index: 206 scientists 37 D-Index: 267 scientists 38 D-Index: 265 scientists 39 D-Index: 275 scientists 40 D-Index: 321 scientists 41 D-Index: 343 scientists 42 D-Index: 305 scientists 43 D-Index: 336 scientists 44 D-Index: 330 scientists 45 D-Index: 348 scientists 46 D-Index: 291 scientists 47 D-Index: 275 scientists 48 D-Index: 272 scientists 49 D-Index: 273 scientists 50 D-Index: 263 scientists 51 D-Index: 232 scientists 52 D-Index: 266 scientists 53 D-Index: 217 scientists 54 D-Index: 199 scientists 55 D-Index: 177 scientists 56 D-Index: 202 scientists 57 D-Index: 204 scientists 58 D-Index: 166 scientists 59 D-Index: 177 scientists 60 D-Index: 166 scientists 61 D-Index: 152 scientists 62 D-Index: 143 scientists 63 D-Index: 150 scientists 64 D-Index: 124 scientists 65 D-Index: 119 scientists 66 D-Index: 120 scientists 67 D-Index: 118 scientists 68 D-Index: 82 scientists 69 D-Index: 98 scientists 70 D-Index: 94 scientists 71 D-Index: 105 scientists 72 D-Index: 74 scientists 73 D-Index: 84 scientists 74 D-Index: 70 scientists 75 D-Index: 67 scientists 76 D-Index: 78 scientists 77 D-Index: 60 scientists 78 D-Index: 59 scientists 79 D-Index: 52 scientists 80 D-Index: 47 scientists 81 D-Index: 38 scientists 82 D-Index: 48 scientists 83 D-Index: 42 scientists 84 D-Index: 42 scientists 85 D-Index: 43 scientists 86 D-Index: 29 scientists 87 D-Index: 37 scientists 88 D-Index: 29 scientists 89 D-Index: 30 scientists 90 D-Index: 34 scientists 91 D-Index: 20 scientists 92 D-Index: 22 scientists 93 D-Index: 17 scientists 94 D-Index: 19 scientists 95 D-Index: 24 scientists 96 D-Index: 21 scientists 97 D-Index: 20 scientists 98 D-Index: 24 scientists 99 D-Index: 17 scientists 100 D-Index: 17 scientists 101 D-Index: 21 scientists 102 D-Index: 25 scientists 103 D-Index: 18 scientists 104 D-Index: 26 scientists 105 D-Index: 19 scientists 106 D-Index: 15 scientists 107 D-Index: 10 scientists 108 D-Index: 13 scientists 109 D-Index: 15 scientists 110 D-Index: 12 scientists 111 D-Index: 8 scientists 112 D-Index: 7 scientists 113 D-Index: 9 scientists 114 D-Index: 6 scientists 115 D-Index: 12 scientists 116 D-Index: 7 scientists 117 D-Index: 8 scientists 118 D-Index: 3 scientists 119 D-Index: 5 scientists 120 D-Index: 7 scientists 121 D-Index: 2 scientists 122 D-Index: 4 scientists 123 D-Index: 8 scientists 124 D-Index: 7 scientists 125+ D-Index: 99 scientists
30 D-Index 125+

This scientist: 86 D-Index — 93rd percentile

93% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 125 D-Index or more.

Research.com Recognitions

  • 2026 - Research.com Environmental Sciences in Japan Leader Award
  • 2025 - Research.com Environmental Sciences in Japan Leader Award
  • 2023 - Research.com Environmental Sciences in Japan Leader Award
  • 2022 - Research.com Environmental Sciences in Japan Leader Award

Overview

Ryo Tatsukawa is affiliated with Ehime University in Japan. Their research contributions include work focused on electrochemical processes and materials science, particularly related to battery technology.

One of their recent publications is titled "Catalytic activation of electrochemical fluoride-ion introduction into graphene-like graphite in all-solid-state fluoride shuttle batteries," published in 2025 in the journal Electrochimica Acta.

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

  • Akane Inoo
  • Junichi Inamoto
  • Y. Matsuo

Tatsukawa's work has appeared notably in the journal Electrochimica Acta, reflecting their engagement with research in electrochemical applications and materials.

Best Publications

  • Distribution of persistent organochlorines in the oceanic air and surface seawater and the role of ocean on their global transport and fate

    Hisato Iwata;Shinsuke Tanabe;Norio Sakai;Ryo Tatsukawa

  • Global contamination by persistent organochlorines and their ecotoxicological impact on marine mammals

    Shinsuke Tanabe;Hisato Iwata;Ryo Tatsukawa

  • Geographical distribution of persistent organochlorines in air, water and sediments from Asia and Oceania, and their implications for global redistribution from lower latitudes.

    Hisato Iwata;Shinsuke Tanabe;Norio Sakai;Atsushi Nishimura

  • Capacity and mode of PCB metabolism in small cetaceans

    Shinsuke Tanabe;Seiji Watanabe;Hiroshi Kan;Ryo Tatsukawa

  • Highly toxic coplanar PCBs: occurrence, source, persistency and toxic implications to wildlife and humans.

    S. Tanabe;N. Kannan;An. Subramanian;S. Watanabe

  • Geographical distribution and accumulation features of organochlorine residues in fish in tropical Asia and oceania.

    Kurunthachalam. Kannan;Shinsuke. Tanabe;Ryo. Tatsukawa

  • Persistent organochlorine residues in air, water, sediments, and soils from the lake baikal region, Russia.

    Hisato. Iwata;Shinsuke. Tanabe;Kozo. Ueda;Ryo. Tatsukawa

  • PCBs and chlorinated hydrocarbon pesticides in Antarctic atmosphere and hydrosphere

    Shinsuke Tanabe;Hideo Hidaka;Ryo Tatsukawa

  • Butyltins in muscle and liver of fish collected from certain Asian and Oceanian countries.

    Kurunthachalam Kannan;Shinsuke Tanabe;Hisato Iwata;Ryo Tatsukawa

  • Critical evaluation of polychlorinated biphenyl toxicity in terrestrial and marine mammals: increasing impact of non-ortho and mono-ortho coplanar polychlorinated biphenyls from land to ocean.

    Narayanan Kannan;Shinsuke Tanabe;Mitsuhiro Ono;Ryo Tatsukawa

  • Persistent organochlorine residues in foodstuffs from India and their implications on human dietary exposure

    Kurunthachalam. Kannan;Shinsuke. Tanabe;Aramandla. Ramesh;Annamalai. Subramanian

  • Organochlorine Pesticides and Polychlorinated Biphenyls in Foodstuffs from Asian and Oceanic Countries

    Kurunthachalam Kannan;Shinsuke Tanabe;John P. Giesy;Ryo Tatsukawa

  • Polychlorobiphenyls, ΣDDT, and hexachlorocyclohexane isomers in the western North Pacific ecosystem

    Shinsuke Tanabe;Hiroyuki Tanaka;Ryo Tatsukawa

  • Embryonic abnormalities and organochlorine contamination in double-crested cormorants (Phalacrocorax auritus) and Caspian terns (Hydroprogne caspia) from the upper Great Lakes in 1988

    Nobuyoshi Yamashita;Shinsuke Tanabe;James P. Ludwig;Hiroko Kurita

  • Congener profile and toxicity assessment of polychlorinated biphenyls in dolphins, sharks and tuna collected from Italian coastal waters

    Simonetta Corsolini;Silvano Focardi;Kurunthachalam Kannan;Shinsuke Tanabe

  • Distribution of heavy metals and their age-related changes in the eastern great white egret, Egretta alba modesta, in Korea

    Katsuhisa Honda;Byung Yoon Min;Ryo Tatsukawa

  • Heavy Metal Concentrations in Muscle, Liver and Kidney Tissue of Striped Dolphin, Stenella coeruleoalba, and Their Variations with Body Length, Weight, Age and Sex

    Katsuhisa Honda;Ryo Tatsukawa;Kazuomi Itano;Nobuyuki Miyazaki

  • Formation of brominated dibenzofurans from the photolysis of flame retardant decabromobiphenyl ether in hexane solution by UV and sun light.

    Isao Watanabe;Ryo Tatsukawa

  • Bioconcentration and residue patterns of chlordane compounds in marine animals: invertebrates, fish, mammals, and seabirds.

    Masahide. Kawano;Tsuyoshi. Inoue;Toyohito. Wada;Hideo. Hidaka

  • Global pollution of marine mammals by PCBs, DDTs and HCHs (BHCs)

    Shinsuke Tanabe;Toru Mori;Ryo Tatsukawa;Nobuyuki Miyazaki

Frequent Co-Authors

Shinsuke Tanabe
Shinsuke Tanabe Ehime University
Nobuyuki Miyazaki
Nobuyuki Miyazaki University of Tokyo
Kurunthachalam Kannan
Kurunthachalam Kannan University at Albany, State University of New York
Hisato Iwata
Hisato Iwata Ehime University
Narayanan Kannan
Narayanan Kannan Taylor's University
Annamalai Subramanian
Annamalai Subramanian Ehime University
Jerzy Falandysz
Jerzy Falandysz Medical University of Lodz
Nobuyoshi Yamashita
Nobuyoshi Yamashita National Institute of Advanced Industrial Science and Technology
Thomas R. Loughlin
Thomas R. Loughlin National Marine Fisheries Service
Silvano Focardi
Silvano Focardi University of Siena

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