World's Best Scientists 2026 revealed!
Takeo Ohsaka

Takeo Ohsaka

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 78 3005 2901 125 122 501 20164
Chemistry 79 3656 3314 207 193 507 20429

Takeo Ohsaka publications per year

The chart shows the history of publications by Takeo Ohsaka between 1980 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Takeo Ohsaka published across 45 years, from 1980 to 2024, averaging 11.4 papers a year. Output peaked at 28 publications in 2007. 3 of the 514 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1980 to 2024. Vertical axis: number of publications, 0 to 28. Peak 28 publications in 2007. 1980: 1 publication 1981: 1 publication 1982: 0 publications 1983: 12 publications 1984: 4 publications 1985: 6 publications 1986: 9 publications 1987: 12 publications 1988: 10 publications 1989: 9 publications 1990: 8 publications 1991: 13 publications 1992: 7 publications 1993: 11 publications 1994: 7 publications 1995: 3 publications 1996: 8 publications 1997: 5 publications 1998: 12 publications 1999: 15 publications 2000: 9 publications 2001: 15 publications 2002: 19 publications 2003: 23 publications 2004: 26 publications 2005: 15 publications 2006: 20 publications 2007: 28 publications 2008: 26 publications 2009: 18 publications 2010: 15 publications 2011: 19 publications 2012: 10 publications 2013: 15 publications 2014: 8 publications 2015: 14 publications 2016: 21 publications 2017: 15 publications 2018: 9 publications 2019: 8 publications 2020: 7 publications 2021: 8 publications 2022: 10 publications 2023: 2 publications 2024: 1 publication
1980 2024

514 publications in total across all disciplines

View publications per year as a table
Takeo Ohsaka: publications per year, 1980 to 2024
Year Publications
1980 1
1981 1
1982 0
1983 12
1984 4
1985 6
1986 9
1987 12
1988 10
1989 9
1990 8
1991 13
1992 7
1993 11
1994 7
1995 3
1996 8
1997 5
1998 12
1999 15
2000 9
2001 15
2002 19
2003 23
2004 26
2005 15
2006 20
2007 28
2008 26
2009 18
2010 15
2011 19
2012 10
2013 15
2014 8
2015 14
2016 21
2017 15
2018 9
2019 8
2020 7
2021 8
2022 10
2023 2
2024 1
Total 514
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Takeo Ohsaka publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Takeo Ohsaka sits on this spectrum.

No. of scientists
200 400 600 800
Bar chart with 57 bars. Horizontal axis: publications, 50–69 to 1,163+. Vertical axis: number of scientists, 0 to 891. Most scientists, 891, have 190–209 publications. The last bar groups every scientist with 1,163 publications or more. The highlighted bar, 490–509 publications, is where this scientist sits. 50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50–69 publications 1,163+

This scientist: 501 publications — 86th percentile

86% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

View publications distribution as a table
Number of Materials Science scientists by publication count, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
Publications Scientists This scientist
50–69 28
70–89 152
90–109 356
110–129 487
130–149 723
150–169 835
170–189 850
190–209 891
210–229 862
230–249 766
250–269 726
270–289 665
290–309 593
310–329 537
330–349 477
350–369 440
370–389 356
390–409 321
410–429 256
430–449 246
450–469 216
470–489 212
490–509 174 501
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92
670–689 56
690–709 53
710–729 53
730–749 38
750–769 52
770–789 43
790–809 38
810–829 34
830–849 25
850–869 18
870–889 20
890–909 24
910–929 27
930–949 20
950–969 17
970–989 10
990–1,009 16
1,010–1,029 13
1,030–1,049 12
1,050–1,069 9
1,070–1,089 8
1,090–1,109 7
1,110–1,129 9
1,130–1,149 2
1,150–1,162 5
1,163+ 100
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Takeo Ohsaka D-index placement in Materials Science in 2026

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

No. of scientists
200 400 600
Bar chart with 64 bars. Horizontal axis: D-Index, 40–41 to 165+. Vertical axis: number of scientists, 0 to 667. Most scientists, 667, have 52–53 D-Index. The last bar groups every scientist with 165 D-Index or more. The highlighted bar, 78–79 D-Index, is where this scientist sits. 40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40–41 D-Index 165+

This scientist: 78 D-Index — 77th percentile

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

The last bar groups every scientist with 165 D-Index or more.

View D-Index distribution as a table
Number of Materials Science scientists by D-index, Research.com 2026 ranking edition. Based on 12,847 ranked scientists.
D-Index Scientists This scientist
40–41 211
42–43 450
44–45 612
46–47 612
48–49 598
50–51 657
52–53 667
54–55 621
56–57 597
58–59 610
60–61 587
62–63 606
64–65 533
66–67 490
68–69 469
70–71 378
72–73 421
74–75 359
76–77 323
78–79 299 78
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175
92–93 142
94–95 121
96–97 117
98–99 107
100–101 88
102–103 85
104–105 68
106–107 62
108–109 57
110–111 45
112–113 49
114–115 50
116–117 34
118–119 38
120–121 37
122–123 29
124–125 28
126–127 24
128–129 33
130–131 28
132–133 21
134–135 20
136–137 23
138–139 17
140–141 12
142–143 17
144–145 21
146–147 13
148–149 11
150–151 14
152–153 13
154–155 9
156–157 10
158–159 7
160–161 4
162–163 4
164 3
165+ 98
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Overview

Takeo Ohsaka is affiliated with Kanagawa University in Japan, focusing primarily on engineering disciplines.

Their research spans various subfields including electrical and electronic engineering, automotive engineering, renewable energy, sustainability and the environment, materials chemistry, and electrochemistry.

Key topics of their work cover:

  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Advanced Battery Technologies Research
  • Electrocatalysts for Energy Conversion
  • Fuel Cells and Related Materials
  • Advanced battery technologies research
  • Electrochemical Analysis and Applications

Recent publications by Takeo Ohsaka include:

  • "Enhancement of the Oxygen Reduction Reaction Activity of Pt by Tuning Its d-Band Center via Transition Metal Oxide Support Interactions", 2021, ACS Catalysis
  • "In Situ Ion-Conducting Protective Layer Strategy to Stable Lithium Metal Anode for All-Solid-State Sulfide-Based Lithium Metal Batteries", 2020, Advanced Materials Interfaces
  • "A fluorinated electrolyte stabilizing high-voltage graphite/NCM811 batteries with an inorganic-rich electrode-electrolyte interface", 2022, Chemical Engineering Journal
  • "Synergistic Defect Engineering and Interface Stability of Activated Carbon Nanotubes Enabling Ultralong Lifespan All-Solid-State Lithium-Sulfur Batteries", 2023, ACS Applied Materials & Interfaces
  • "High-Efficiency Electrolyte for Li-Rich Cathode Materials Achieving Enhanced Cycle Stability and Suppressed Voltage Fading Capable of Practical Applications on a Li-Ion Battery", 2020, ACS Applied Materials & Interfaces

Frequent co-authors collaborating with Takeo Ohsaka are:

  • Futoshi Matsumoto
  • Jianfei Wu
  • Xiaolin Sun
  • Depeng Song
  • Zewen Yang

Publications appear regularly in several scientific venues, with the most frequent being:

  • ECS Meeting Abstracts
  • ACS Applied Materials & Interfaces
  • Chemical Engineering Journal
  • Electrochimica Acta
  • ChemElectroChem

Best Publications

  • Gold nanoparticle arrays for the voltammetric sensing of dopamine

    C.Retna Raj;Takeyoshi Okajima;Takeo Ohsaka

  • IR absorption spectroscopic identification of electroactive and electroinactive polyaniline films prepared by the electrochemical polymerization of aniline

    Takeo Ohsaka;Yukio Ohnuki;Noboru Oyama;Gen Katagiri

  • Mechanistic study of the reduction of oxygen in air electrode with manganese oxides as electrocatalysts

    Lanqun Mao;Dun Zhang;Tadashi Sotomura;Kenichi Nakatsu

  • An extraordinary electrocatalytic reduction of oxygen on gold nanoparticles-electrodeposited gold electrodes ☆

    Mohamed S. El-Deab;Takeo Ohsaka

  • Permselectivity of films prepared by electrochemical oxidation of phenol and amino-aromatic compounds

    Yukio Ohnuki;Hiroaki Matsuda;Takeo Ohsaka;Noboru Oyama

  • Voltammetric detection of uric acid in the presence of ascorbic acid at a gold electrode modified with a self-assembled monolayer of heteroaromatic thiol

    C. Retna Raj;Takeo Ohsaka

  • Electrical Double-Layer Structure in Ionic Liquids: A Corroboration of the Theoretical Model by Experimental Results

    Md. Mominul Islam;Muhammad Tanzirul Alam;Takeo Ohsaka

  • Simultaneous electroanalysis of dopamine and ascorbic acid using poly (N,N-dimethylaniline)-modified electrodes.

    Protiva Rani Roy;Takeyoshi Okajima;Takeo Ohsaka

  • Electroanalytical applications of cationic self-assembled monolayers: square-wave voltammetric determination of dopamine and ascorbate.

    Chellappan Retna Raj;Koichi Tokuda;Takeo Ohsaka

  • Electrochemical preparation of a ladder polymer containing phenazine rings

    K. Chiba;T. Ohsaka;Y. Ohnuki;N. Oyama

  • Manganese Oxide Nanoparticles Electrodeposited on Platinum Are Superior to Platinum for Oxygen Reduction

    Mohamed S. El-Deab;Takeo Ohsaka

  • Emerging new generation electrocatalysts for the oxygen reduction reaction

    C. Retna Raj;Arpan Samanta;Seung Hyo Noh;Siniya Mondal

  • Electroanalysis of ascorbate and dopamine at a gold electrode modified with a positively charged self-assembled monolayer

    Chellappan Retna Raj;Takeo Ohsaka

  • Capacitance Measurements in a Series of Room-Temperature Ionic Liquids at Glassy Carbon and Gold Electrode Interfaces

    Muhammad Tanzirul Alam;Md. Mominul Islam;Takeyoshi Okajima;Takeo Ohsaka

  • Electrochemical Reduction of Oxygen on Gold Nanoparticle-Electrodeposited Glassy Carbon Electrodes

    Mohamed S. El-Deab;Takeyoshi Okajima;Takeo Ohsaka

  • Enhancement of the Oxygen Reduction Reaction Activity of Pt by Tuning Its d-Band Center via Transition Metal Oxide Support Interactions

    Fuma Ando;Takao Gunji;Toyokazu Tanabe;Isao Fukano

  • Hydrodynamic voltammetric studies of the oxygen reduction at gold nanoparticles-electrodeposited gold electrodes

    Mohamed S El-Deab;Takeo Ohsaka

  • Measurements of differential capacitance in room temperature ionic liquid at mercury, glassy carbon and gold electrode interfaces

    Muhammad Tanzirul Alam;Md. Mominul Islam;Takeyoshi Okajima;Takeo Ohsaka

  • Simultaneous electrochemical detection of uric acid and ascorbic acid at a poly(N,N-dimethylaniline) film-coated GC electrode

    Protiva Rani Roy;Takeyoshi Okajima;Takeo Ohsaka

  • Use of Hydrodynamic Chronocoulometry for Simultaneous Determination of Diffusion Coefficients and Concentrations of Dioxygen in Various Media

    Manabu. Tsushima;Koichi. Tokuda;Takeo. Ohsaka

  • Superoxide Dismutase-Based Third-Generation Biosensor for Superoxide Anion

    Yang Tian;Lanqun Mao;Takeyoshi Okajima;Takeo Ohsaka

Frequent Co-Authors

Koichi Tokuda
Koichi Tokuda Tokyo Institute of Technology
Takeyoshi Okajima
Takeyoshi Okajima Tokyo Institute of Technology
Noboru Oyama
Noboru Oyama Tokyo University of Agriculture and Technology
C. Retna Raj
C. Retna Raj Indian Institute of Technology Kharagpur
Cheng Wang
Cheng Wang Wuhan University
S. Abraham John
S. Abraham John Gandhigram Rural Institute
Jean-Michel Savéant
Jean-Michel Savéant Université Paris Cité
Li Yang
Li Yang Chinese Academy of Sciences
Fred C. Anson
Fred C. Anson California Institute of Technology
Héctor D. Abruña
Héctor D. Abruña Cornell University

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