World's Best Scientists 2026 revealed!
Zempachi Ogumi

Zempachi Ogumi

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Chemistry
Japan
2026
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Materials Science
Japan
2022

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Materials Science 91 1592 1528 63 61 662 33156
Chemistry 91 1950 1742 103 97 643 33075

Zempachi Ogumi publications per year

The chart shows the history of publications by Zempachi Ogumi between 1969 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Zempachi Ogumi published across 57 years, from 1969 to 2025, averaging 11.7 papers a year. Output peaked at 49 publications in 2014. 7 of the 667 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1969 to 2025. Vertical axis: number of publications, 0 to 49. Peak 49 publications in 2014. 1969: 1 publication 1970: 0 publications 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 0 publications 1975: 0 publications 1976: 5 publications 1977: 0 publications 1978: 1 publication 1979: 1 publication 1980: 0 publications 1981: 1 publication 1982: 0 publications 1983: 1 publication 1984: 4 publications 1985: 4 publications 1986: 0 publications 1987: 1 publication 1988: 4 publications 1989: 6 publications 1990: 12 publications 1991: 4 publications 1992: 6 publications 1993: 7 publications 1994: 10 publications 1995: 14 publications 1996: 12 publications 1997: 15 publications 1998: 15 publications 1999: 16 publications 2000: 13 publications 2001: 15 publications 2002: 16 publications 2003: 20 publications 2004: 15 publications 2005: 29 publications 2006: 23 publications 2007: 26 publications 2008: 18 publications 2009: 23 publications 2010: 22 publications 2011: 34 publications 2012: 39 publications 2013: 30 publications 2014: 49 publications 2015: 27 publications 2016: 34 publications 2017: 23 publications 2018: 11 publications 2019: 13 publications 2020: 21 publications 2021: 8 publications 2022: 6 publications 2023: 5 publications 2024: 6 publications 2025: 1 publication
1969 2025

667 publications in total across all disciplines

View publications per year as a table
Zempachi Ogumi: publications per year, 1969 to 2025
Year Publications
1969 1
1970 0
1971 0
1972 0
1973 0
1974 0
1975 0
1976 5
1977 0
1978 1
1979 1
1980 0
1981 1
1982 0
1983 1
1984 4
1985 4
1986 0
1987 1
1988 4
1989 6
1990 12
1991 4
1992 6
1993 7
1994 10
1995 14
1996 12
1997 15
1998 15
1999 16
2000 13
2001 15
2002 16
2003 20
2004 15
2005 29
2006 23
2007 26
2008 18
2009 23
2010 22
2011 34
2012 39
2013 30
2014 49
2015 27
2016 34
2017 23
2018 11
2019 13
2020 21
2021 8
2022 6
2023 5
2024 6
2025 1
Total 667
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Zempachi Ogumi 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 Zempachi Ogumi 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, 650–669 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: 662 publications — 94th percentile

94% 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
510–529 194
530–549 162
550–569 131
570–589 111
590–609 103
610–629 99
630–649 77
650–669 92 662
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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Zempachi Ogumi 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 Zempachi Ogumi 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, 90–91 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: 91 D-Index — 88th percentile

88% 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
80–81 230
82–83 210
84–85 195
86–87 203
88–89 175
90–91 175 91
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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Research.com Recognitions

  • 2026 - Research.com Chemistry in Japan Leader Award
  • 2025 - Research.com Chemistry in Japan Leader Award
  • 2022 - Research.com Chemistry in Japan Leader Award
  • 2022 - Research.com Materials Science in Japan Leader Award

Overview

Zempachi Ogumi is a researcher affiliated with Kyoto University in Japan with a focus on engineering and chemistry, primarily working within electrical and electronic engineering and inorganic chemistry. Their research covers materials chemistry, automotive engineering, and mechanical engineering. The core of their work centers on advancements in battery materials and inorganic fluorides, with particular interest in advanced battery materials and technologies as well as related electrochemical processes.

Ogumi has contributed to multiple scientific publications, including key papers such as:

  • Fluoride-Ion Shuttle Battery with High Volumetric Energy Density, 2020, Chemistry of Materials
  • Practical Reversibility of CuF2 in a Bulk-Type All-Solid-State Fluoride-Ion Battery, 2023, ACS Energy Letters
  • Bifunctional electrocatalysts of lanthanum-based perovskite oxide with Sb-doped SnO2 for oxygen reduction and evolution reactions, 2020, Journal of Power Sources
  • Assessing Reaction Mechanisms of Graphite Negative Electrodes Based on Operando Synchrotron Radiation Diffraction Data, 2021, Journal of The Electrochemical Society
  • Sequential delithiation behavior and structural rearrangement of a nanoscale composite-structured Li1.2Ni0.2Mn0.6O2 during charge-discharge cycles, 2020, Scientific Reports

Ogumi frequently collaborates with several coauthors, including Takeshi Abe, Hisao Kiuchi, Keiji Shimoda, Hiroyuki Fujimoto, and Ken-ichi Okazaki. These partnerships are reflected in a substantial volume of joint research output.

Their publications have appeared in venues such as:

  • ECS Meeting Abstracts
  • Journal of The Electrochemical Society
  • Chemistry of Materials
  • Journal of Electroanalytical Chemistry
  • Carbon

Their research topics highlight:

  • Advancements in Battery Materials
  • Inorganic Fluorides and Related Compounds
  • Advanced Battery Materials and Technologies
  • Advanced Battery Technologies Research
  • Fiber-reinforced polymer composites
  • Molten salt chemistry and electrochemical processes

Ogumi's work is deeply embedded in the development and analysis of advanced batteries and electrochemical systems, with considerable attention to fluoride-ion battery technologies and related materials science challenges.

Best Publications

  • Scientific aspects of polymer electrolyte fuel cell durability and degradation.

    Rodney Borup;Jeremy Meyers;Bryan Pivovar;Yu Seung Kim

  • Gas crossover and membrane degradation in polymer electrolyte fuel cells

    Minoru Inaba;Taro Kinumoto;Taro Kinumoto;Masayuki Kiriake;Ryota Umebayashi

  • Solvated Li-Ion Transfer at Interface Between Graphite and Electrolyte

    Takeshi Abe;Hideo Fukuda;Yasutoshi Iriyama;Zempachi Ogumi

  • Carbon-Coated Si as a Lithium-Ion Battery Anode Material

    Masaki Yoshio;Hongyu Wang;Kenji Fukuda;Tatsuo Umeno

  • Alkaline direct alcohol fuel cells using an anion exchange membrane

    Koji Matsuoka;Yasutoshi Iriyama;Takeshi Abe;Masao Matsuoka

  • Effects of Some Organic Additives on Lithium Deposition in Propylene Carbonate

    Ryo Mogi;Minoru Inaba;Soon-Ki Jeong;Yasutoshi Iriyama

  • Characterization of the interface between LiCoO2 and Li7La3Zr2O12 in an all-solid-state rechargeable lithium battery

    Ki Hyun Kim;Yasutoshi Iriyama;Kazuo Yamamoto;Shota Kumazaki

  • Durability of perfluorinated ionomer membrane against hydrogen peroxide

    Taro Kinumoto;Taro Kinumoto;Minoru Inaba;Yoko Nakayama;Kazuhito Ogata

  • Kinetics of lithium ion transfer at the interface between graphite and liquid electrolytes: effects of solvent and surface film.

    Yuki Yamada;Yasutoshi Iriyama;Takeshi Abe;Zempachi Ogumi

  • Surface Film Formation on a Graphite Negative Electrode in Lithium-Ion Batteries: Atomic Force Microscopy Study on the Effects of Film-Forming Additives in Propylene Carbonate Solutions

    Soon-Ki Jeong;Minoru Inaba;Ryo Mogi;Yasutoshi Iriyama

  • In situ Raman study on electrochemical Li intercalation into graphite

    Minoru Inaba;Hiroyuki Yoshida;Zempachi Ogumi;Takeshi Abe

  • Impedance Study on the Electrochemical Lithium Intercalation into Natural Graphite Powder

    Atsushi Funabiki;Minoru Inaba;Zempachi Ogumi;Shin‐ichi Yuasa

  • Improvement of natural graphite as a lithium-ion battery anode material, from raw flake to carbon-coated sphere

    Masaki Yoshio;Hongyu Wang;Kenji Fukuda;Tatsuo Umeno

  • Raman study of layered rock‐salt LiCoO2 and its electrochemical lithium deintercalation

    Minoru Inaba;Yasutoshi Iriyama;Zempachi Ogumi;Yasufumi Todzuka

  • Dynamic Visualization of the Electric Potential in an All‐Solid‐State Rechargeable Lithium Battery

    Kazuo Yamamoto;Yasutoshi Iriyama;Toru Asaka;Tsukasa Hirayama

  • Electrochemical intercalation of lithium into a natural graphite anode in quaternary ammonium-based ionic liquid electrolytes

    Honghe Zheng;Honghe Zheng;Kai Jiang;Takeshi Abe;Zempachi Ogumi

  • Lithium-Ion Transfer at the Interface Between Lithium-Ion Conductive Ceramic Electrolyte and Liquid Electrolyte-A Key to Enhancing the Rate Capability of Lithium-Ion Batteries

    Takeshi Abe;Fumihiro Sagane;Masahiro Ohtsuka;Yasutoshi Iriyama

  • Crystal Structure and Metal–Insulator Transition of La1−xSrxCoO3

    Atsushi Mineshige;Minoru Inaba;Takeshi Yao;Zempachi Ogumi

  • High lithium ion conductive Li7La3Zr2O12 by inclusion of both Al and Si

    Shota Kumazaki;Yasutoshi Iriyama;Ki-Hyun Kim;Ramaswamy Murugan

  • Gas Permeation in SPE Method II . Oxygen and Hydrogen Permeation Through Nafion

    Zempachi Ogumi;Tohru Kuroe;Zen‐ichiro Takehara

Frequent Co-Authors

Takeshi Abe
Takeshi Abe Kyoto University
Yoshiharu Uchimoto
Yoshiharu Uchimoto Kyoto University
Minoru Inaba
Minoru Inaba Doshisha University
Yasutoshi Iriyama
Yasutoshi Iriyama Nagoya University
Hajime Arai
Hajime Arai Tokyo Institute of Technology
Yuki Orikasa
Yuki Orikasa Ritsumeikan University
Eiichiro Matsubara
Eiichiro Matsubara Kyoto University
Katsutoshi Fukuda
Katsutoshi Fukuda Kyoto University
Toshiaki Ohta
Toshiaki Ohta Ritsumeikan University
Atsushi Sakuda
Atsushi Sakuda Osaka Metropolitan University

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