World's Best Scientists 2026 revealed!
Shigeto Okada

Shigeto Okada

D-Index & Metrics

Chemistry

D-Index
73
Citations
18793
World Ranking
4969
National Ranking
288

Shigeto Okada publication distribution in Chemistry in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Chemistry in 2026. The highlighted bar marks where Shigeto Okada sits on this spectrum.

61–80 publications: 66 scientists 81–100 publications: 302 scientists 101–120 publications: 623 scientists 121–140 publications: 918 scientists 141–160 publications: 1,218 scientists 161–180 publications: 1,350 scientists 181–200 publications: 1,344 scientists 201–220 publications: 1,281 scientists 221–240 publications: 1,216 scientists 241–260 publications: 1,100 scientists 261–280 publications: 979 scientists 281–300 publications: 939 scientists 301–320 publications: 764 scientists 321–340 publications: 643 scientists 341–360 publications: 628 scientists 361–380 publications: 522 scientists 381–400 publications: 459 scientists 401–420 publications: 397 scientists 421–440 publications: 327 scientists 441–460 publications: 270 scientists 461–480 publications: 265 scientists 481–500 publications: 252 scientists 501–520 publications: 201 scientists 521–540 publications: 185 scientists 541–560 publications: 148 scientists 561–580 publications: 148 scientists 581–600 publications: 132 scientists 601–620 publications: 114 scientists 621–640 publications: 104 scientists 641–660 publications: 91 scientists 661–680 publications: 92 scientists 681–700 publications: 73 scientists 701–720 publications: 57 scientists 721–740 publications: 54 scientists 741–760 publications: 67 scientists 761–780 publications: 45 scientists 781–800 publications: 46 scientists 801–820 publications: 39 scientists 821–840 publications: 32 scientists 841–860 publications: 36 scientists 861–880 publications: 29 scientists 881–900 publications: 26 scientists 901–920 publications: 24 scientists 921–940 publications: 14 scientists 941–960 publications: 23 scientists 961–980 publications: 28 scientists 981–1,000 publications: 15 scientists 1,001–1,020 publications: 29 scientists 1,021–1,040 publications: 12 scientists 1,041–1,060 publications: 19 scientists 1,061–1,080 publications: 12 scientists 1,081–1,100 publications: 6 scientists 1,101–1,120 publications: 8 scientists 1,121–1,140 publications: 12 scientists 1,141–1,160 publications: 5 scientists 1,161–1,180 publications: 6 scientists 1,181–1,200 publications: 14 scientists 1,201–1,220 publications: 7 scientists 1,221–1,240 publications: 2 scientists 1,241–1,260 publications: 6 scientists 1,261–1,280 publications: 4 scientists 1,281–1,294 publications: 6 scientists 1,295+ publications: 100 scientists
61 publications 1,295+

This scientist: 424 publications — 83rd percentile

83% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,295 publications or more.

Shigeto Okada D-index placement in Chemistry in 2026

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

40–41 D-Index: 289 scientists 42–43 D-Index: 612 scientists 44–45 D-Index: 808 scientists 46–47 D-Index: 776 scientists 48–49 D-Index: 835 scientists 50–51 D-Index: 861 scientists 52–53 D-Index: 872 scientists 54–55 D-Index: 933 scientists 56–57 D-Index: 1,051 scientists 58–59 D-Index: 930 scientists 60–61 D-Index: 882 scientists 62–63 D-Index: 834 scientists 64–65 D-Index: 731 scientists 66–67 D-Index: 775 scientists 68–69 D-Index: 683 scientists 70–71 D-Index: 646 scientists 72–73 D-Index: 561 scientists 74–75 D-Index: 501 scientists 76–77 D-Index: 437 scientists 78–79 D-Index: 388 scientists 80–81 D-Index: 354 scientists 82–83 D-Index: 292 scientists 84–85 D-Index: 275 scientists 86–87 D-Index: 254 scientists 88–89 D-Index: 235 scientists 90–91 D-Index: 185 scientists 92–93 D-Index: 192 scientists 94–95 D-Index: 155 scientists 96–97 D-Index: 163 scientists 98–99 D-Index: 125 scientists 100–101 D-Index: 105 scientists 102–103 D-Index: 105 scientists 104–105 D-Index: 112 scientists 106–107 D-Index: 88 scientists 108–109 D-Index: 68 scientists 110–111 D-Index: 69 scientists 112–113 D-Index: 65 scientists 114–115 D-Index: 79 scientists 116–117 D-Index: 61 scientists 118–119 D-Index: 44 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 40 scientists 124–125 D-Index: 33 scientists 126–127 D-Index: 26 scientists 128–129 D-Index: 34 scientists 130–131 D-Index: 35 scientists 132–133 D-Index: 25 scientists 134–135 D-Index: 27 scientists 136–137 D-Index: 17 scientists 138–139 D-Index: 16 scientists 140–141 D-Index: 20 scientists 142–143 D-Index: 20 scientists 144–145 D-Index: 15 scientists 146–147 D-Index: 9 scientists 148–149 D-Index: 9 scientists 150–151 D-Index: 16 scientists 152–153 D-Index: 11 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 3 scientists 158 D-Index: 3 scientists 159+ D-Index: 98 scientists
40 D-Index 159+

This scientist: 73 D-Index — 73rd percentile

73% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 159 D-Index or more.

Overview

Shigeto Okada is affiliated with Kyushu University in Japan and has made significant contributions to the field of engineering, with a focus on electrical and electronic engineering. Their research spans multiple subfields including materials chemistry, automotive engineering, inorganic chemistry, and mechanical engineering.

The scientist's work primarily centers on advancements in battery materials and technologies. The main topics covered in their research include:

  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Advanced Battery Technologies Research
  • Advanced battery technologies research
  • Supercapacitor Materials and Fabrication
  • Extraction and Separation Processes
  • Transition Metal Oxide Nanomaterials

Okada's recent papers demonstrate a focus on lithium-ion and sodium-ion batteries, with studies on polymer electrolytes, anode materials, and electrolyte composition. Notable recent publications include:

  • Flexible poly(vinylidene fluoride-co-hexafluoropropylene)-based gel polymer electrolyte for high-performance lithium-ion batteries (2021, RSC Advances)
  • Hydrogenated Anatase and Rutile TiO2 for Sodium-Ion Battery Anodes (2021, ACS Applied Energy Materials)
  • Synthesis of bimetallic sulfide FeCoS4@carbon nanotube graphene hybrid as a high-performance anode material for sodium-ion batteries (2021, Chemical Engineering Journal)
  • Composition manipulation of bis(fluorosulfonyl)imide-based ionic liquid electrolyte for high-voltage graphite//LiNi0.5Mn1.5O4 lithium-ion batteries (2021, Chemical Engineering Journal)
  • Tin phosphide-carbon composite as a high-performance anode active material for sodium-ion batteries with high energy density (2021, Journal of Energy Chemistry)

The scientist frequently collaborates with several coauthors, contributing multiple joint publications with:

  • Atsushi Inoishi
  • Ryo Sakamoto
  • Hikarí Sakaebe
  • Kosuke Nakamoto
  • Ayuko Kitajou

Okada's work appears in a number of reputable academic venues, reflecting the focus of their research community. Frequent publication venues include:

  • Electrochemistry
  • ECS Meeting Abstracts
  • Batteries & Supercaps
  • RSC Advances
  • Chemical Communications

Best Publications

  • Effect of Structure on the Fe3 + / Fe2 + Redox Couple in Iron Phosphates

    A. K. Padhi;K. S. Nanjundaswamy;C. Masquelier;Shigeto Okada;Shigeto Okada

  • Decomposition reaction of LiPF6-based electrolytes for lithium ion cells

    Tetsuya Kawamura;Shigeto Okada;Jun ichi Yamaki

  • Cathode properties of phospho-olivine LiMPO4 for lithium secondary batteries

    Shigeto Okada;Shoichiro Sawa;Minato Egashira;Jun Ichi Yamaki

  • Electrochemical Properties of NaTi2(PO4)3 Anode for Rechargeable Aqueous Sodium-Ion Batteries

    Sun Il Park;Irina Gocheva;Shigeto Okada;Jun Ichi Yamaki

  • Characterization and cathode performance of Li1 − xNi1 + xO2 prepared with the excess lithium method

    H. Arai;S. Okada;H. Ohtsuka;M. Ichimura

  • Synthesis, redox potential evaluation and electrochemical characteristics of NASICON-related-3D framework compounds

    K. S. Nanjundaswamy;A. K. Padhi;John B Goodenough;S. Okada

  • Thermal stability of alkyl carbonate mixed-solvent electrolytes for lithium ion cells

    Tetsuya Kawamura;Arihisa Kimura;Minato Egashira;Shigeto Okada

  • Thermal behavior of Li1-yNiO2 and the decomposition mechanism

    Hajime Arai;Shigeto Okada;Yoji Sakurai;Jun Ichi Yamaki

  • Fabrication and performances of all solid-state symmetric sodium battery based on NASICON-related compounds

    Yoshinori Noguchi;Eiji Kobayashi;Larisa S. Plashnitsa;Shigeto Okada

  • Performance of NASICON Symmetric Cell with Ionic Liquid Electrolyte

    Larisa S. Plashnitsa;Eiji Kobayashi;Yoshinori Noguchi;Shigeto Okada

  • Thermal stability of LixCoO2 cathode for lithium ion battery

    Yasunori Baba;Shigeto Okada;Jun ichi Yamaki

  • Electrochemical and Thermal Properties of α-NaFeO2 Cathode for Na-Ion Batteries

    Jie Zhao;Liwei Zhao;Nikolay Dimov;Shigeto Okada

  • Cathode performance and voltage estimation of metal trihalides

    Hajime Arai;Shigeto Okada;Yoji Sakurai;Jun Ichi Yamaki

  • Electrochemical and thermal behavior of LiNi1-zMzO2 (M = Co, Mn, Ti)

    Hajime Arai;Shigeto Okada;Yoji Sakurai;Jun Ichi Yamaki

  • Cathode properties of Na3M2(PO4) 2F3 [M = Ti, Fe, V] for sodium-ion batteries

    Kuniko Chihara;Ayuko Kitajou;Irina D. Gocheva;Shigeto Okada

  • Reversibility of LiNiO2 cathode

    Hajime Arai;Shigeto Okada;Yoji Sakurai;Jun Ichi Yamaki

  • Cathodic performance of LiMn1−xMxPO4 (M = Ti, Mg and Zr) annealed in an inert atmosphere

    Tomoyuki Shiratsuchi;Shigeto Okada;Takayuki Doi;Jun ichi Yamaki

  • Cathode properties of metal trifluorides in Li and Na secondary batteries

    Manabu Nishijima;Irina D. Gocheva;Shigeto Okada;Takayuki Doi

  • Electrochemical and thermal properties of hard carbon-type anodes for Na-ion batteries

    Jie Zhao;Liwei Zhao;Kuniko Chihara;Shigeto Okada

  • Liquid-phase synthesis of highly dispersed NaFeF3 particles and their electrochemical properties for sodium-ion batteries

    Yosuke Yamada;Takayuki Doi;Ichiro Tanaka;Shigeto Okada

Frequent Co-Authors

Jun-ichi Yamaki
Jun-ichi Yamaki Kyoto University
Tamio Oguchi
Tamio Oguchi Osaka University
Hajime Arai
Hajime Arai Tokyo Institute of Technology
Prabeer Barpanda
Prabeer Barpanda Indian Institute of Science
Seong Ho Yoon
Seong Ho Yoon Kyushu University
Zempachi Ogumi
Zempachi Ogumi Kyoto University
Jing Xu
Jing Xu Zhejiang University
Ying Shirley Meng
Ying Shirley Meng University of Chicago
Isao Mochida
Isao Mochida Kyushu University
Norio Miura
Norio Miura Kyushu University

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