World's Best Scientists 2026 revealed!
Shin-ichi Sakai

Shin-ichi Sakai

D-Index & Metrics

Environmental Sciences

D-Index
60
Citations
12898
World Ranking
2931
National Ranking
40

Chemistry

D-Index
52
Citations
10290
World Ranking
13455
National Ranking
1025

Shin-ichi Sakai 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 Shin-ichi Sakai 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: 292 publications — 85th percentile

85% of scientists in this discipline score the same or lower.

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

Shin-ichi Sakai 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 Shin-ichi Sakai 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: 60 D-Index — 71st percentile

71% of scientists in this discipline score the same or lower.

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

Overview

Shin-ichi Sakai is affiliated with Kyoto University in Japan and has focused research activity primarily within the field of Environmental Science. Their work spans several subfields, including Industrial and Manufacturing Engineering, Health, Toxicology and Mutagenesis, Pollution, Mechanical Engineering, and Environmental Engineering.

The research topics central to Sakai's work include Recycling and Waste Management Techniques, Toxic Organic Pollutants Impact, Extraction and Separation Processes, Municipal Solid Waste Management, Microplastics and Plastic Pollution, Environmental Impact and Sustainability, and Sustainable Supply Chain Management.

Frequent coauthors in Sakai's research collaborations include:

  • Yasuhiro Hirai
  • Junya Yano
  • Junichiro Koshiba
  • Hidenori Matsukami
  • Shin Takahashi

Sakai has published in various scientific venues, with multiple papers appearing in:

  • Material Cycles and Waste Management Research
  • Journal of Material Cycles and Waste Management
  • Journal of the Japan Society of Material Cycles and Waste Management
  • Environmental Geochemistry and Health
  • Journal of environmental chemical engineering

Selected recent papers authored or coauthored by Sakai illustrate the range and focus of their research:

  • "A review on management practices, environmental impacts, and human exposure risks related to electrical and electronic waste in Vietnam: findings from case studies in informal e-waste recycling areas," 2022, Environmental Geochemistry and Health
  • "Comparison of end-of-life vehicle material flows for reuse, material recycling, and energy recovery between Japan and the European Union," 2021, Journal of Material Cycles and Waste Management
  • "Destruction of decabromodiphenyl ether during incineration of plastic television housing waste at commercial-scale industrial waste incineration plants," 2021, Journal of environmental chemical engineering
  • "Emission of Dioxin-like Compounds and Flame Retardants from Commercial Facilities Handling Deca-BDE and Their Downstream Sewage Treatment Plants," 2021, Environmental Science & Technology
  • "Use of comprehensive target analysis for determination of contaminants of emerging concern in a sediment core collected from Beppu Bay, Japan," 2020, Environmental Pollution

Best Publications

  • Environmental release and behavior of brominated flame retardants.

    Isao Watanabe;Shin-ichi Sakai

  • A novel abbreviation standard for organobromine, organochlorine and organophosphorus flame retardants and some characteristics of the chemicals

    Åke Bergman;Andreas Rydén;Robin J Law;Jacob de Boer

  • Brominated dioxin-like compounds: in vitro assessment in comparison to classical dioxin-like compounds and other polyaromatic compounds.

    Peter Alexander Behnisch;Kazunori Hosoe;Shin-ichi Sakai;Shin-ichi Sakai

  • Bioanalytical screening methods for dioxins and dioxin-like compounds — a review of bioassay/biomarker technology

    Peter A Behnisch;Kazunori Hosoe;Shin-ichi Sakai;Shin-ichi Sakai

  • International comparative study of 3R and waste management policy developments

    Shin-ichi Sakai;Hideto Yoshida;Yasuhiro Hirai;Misuzu Asari

  • Leaching of brominated flame retardants in leachate from landfills in Japan.

    Masahiro Osako;Yong-Jin Kim;Shin-ichi Sakai

  • Municipal solid waste incinerator residue recycling by thermal processes

    Shin-ichi Sakai;Masakatsu Hiraoka

  • Combustion of brominated flame retardants and behavior of its byproducts

    Shin-ichi Sakai;Jun Watanabe;Yoshiharu Honda;Hiroshi Takatsuki

  • Current status and research on E-waste issues in Asia

    Atsushi Terazono;Shinsuke Murakami;Naoya Abe;Bulent Inanc

  • World terends in municipal solid waste management

    S. Sakai;S.E. Sawell;A.J. Chandler;T.T. Eighmy

  • An international comparative study of end-of-life vehicle (ELV) recycling systems

    Shin-ichi Sakai;Hideto Yoshida;Jiro Hiratsuka;Carlo Vandecasteele

  • Brominated Flame Retardants and Other Polyhalogenated Compounds in Indoor Air and Dust From Two Houses in Japan

    Hidetaka Takigami;Go Suzuki;Yasuhiro Hirai;Shin-ichi Sakai

  • Photodegradation of perfluorooctane sulfonate by UV irradiation in water and alkaline 2-propanol.

    Takashi Yamamoto;Yukio Noma;Shin-ichi Sakai;Yasuyuki Shibata

  • Polybrominated diphenyl ethers (PBDEs), polybrominated dibenzo-p-dioxins/dibenzofurans (PBDD/Fs) and monobromo-polychlorinated dibenzo-p-dioxins/dibenzofurans (MoBPXDD/Fs) in the atmosphere and bulk deposition in Kyoto, Japan.

    Kenichi Hayakawa;Hiroshi Takatsuki;Isao Watanabe;Shin-ichi Sakai

  • Polybrominated dibenzo-p-dioxins, dibenzofurans, and diphenyl ethers in Japanese human adipose tissue.

    Jae-Won Choi;T Susumu Fujimaki;Kimiyoshi Kitamura;Shunji Hashimoto

  • Isotope dilution analysis of polychlorinated biphenyls (PCBs) in transformer oil and global commercial PCB formulations by high resolution gas chromatography-high resolution mass spectrometry.

    Takumi Takasuga;Kurunthachalam Senthilkumar;Tohru Matsumura;Ken Shiozaki

  • Perinatal Exposure to Brominated Flame Retardants and Polychlorinated Biphenyls in Japan

    Yukiko Kawashiro;Hideki Fukata;Mariko Omori-Inoue;Kiyoshi Kubonoya

  • Congener-Specific Composition of Polychlorinated Naphthalenes, Coplanar PCBs, Dibenzo-p-dioxins, and Dibenzofurans in the Halowax Series

    Yukio Noma;Takashi Yamamoto;Shin-Ichi Sakai

  • Flame retardants in indoor dust and air of a hotel in Japan

    Hidetaka Takigami;Go Suzuki;Yasuhiro Hirai;Yukari Ishikawa

  • Dioxin-like PCBs released from waste incineration and their deposition flux.

    Shin-Ichi Sakai;Kenichi Hayakawa;Hiroshi Takatsuki;Isamu Kawakami

Frequent Co-Authors

Hidetaka Takigami
Hidetaka Takigami National Institute for Environmental Studies
Shin Takahashi
Shin Takahashi Ehime University
Shinsuke Tanabe
Shinsuke Tanabe Ehime University
Masatoshi Morita
Masatoshi Morita United Nations University
Noriyuki Suzuki
Noriyuki Suzuki National Institute for Environmental Studies
Abraham Brouwer
Abraham Brouwer Vrije Universiteit Amsterdam
Jerzy Falandysz
Jerzy Falandysz Medical University of Lodz
Jinhui Li
Jinhui Li Tsinghua University
Tatsuya Kunisue
Tatsuya Kunisue Ehime University

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