World's Best Scientists 2026 revealed!

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 64 8020 7273 537 501 452 15046

Toshiaki Ohta publications per year

The chart shows the history of publications by Toshiaki Ohta between 1968 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Toshiaki Ohta published across 59 years, from 1968 to 2026, averaging 8.5 papers a year. Output peaked at 25 publications in 1996. 4 of the 501 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1968 to 2026. Vertical axis: number of publications, 0 to 25. Peak 25 publications in 1996. 1968: 1 publication 1969: 0 publications 1970: 1 publication 1971: 0 publications 1972: 0 publications 1973: 0 publications 1974: 5 publications 1975: 7 publications 1976: 5 publications 1977: 3 publications 1978: 2 publications 1979: 1 publication 1980: 1 publication 1981: 2 publications 1982: 0 publications 1983: 0 publications 1984: 1 publication 1985: 5 publications 1986: 5 publications 1987: 0 publications 1988: 1 publication 1989: 15 publications 1990: 10 publications 1991: 2 publications 1992: 3 publications 1993: 14 publications 1994: 12 publications 1995: 17 publications 1996: 25 publications 1997: 15 publications 1998: 21 publications 1999: 23 publications 2000: 13 publications 2001: 21 publications 2002: 22 publications 2003: 15 publications 2004: 13 publications 2005: 25 publications 2006: 13 publications 2007: 13 publications 2008: 10 publications 2009: 10 publications 2010: 9 publications 2011: 10 publications 2012: 14 publications 2013: 8 publications 2014: 14 publications 2015: 10 publications 2016: 21 publications 2017: 10 publications 2018: 13 publications 2019: 6 publications 2020: 14 publications 2021: 5 publications 2022: 2 publications 2023: 8 publications 2024: 1 publication 2025: 2 publications 2026: 2 publications
1968 2026

501 publications in total across all disciplines

View publications per year as a table
Toshiaki Ohta: publications per year, 1968 to 2026
Year Publications
1968 1
1969 0
1970 1
1971 0
1972 0
1973 0
1974 5
1975 7
1976 5
1977 3
1978 2
1979 1
1980 1
1981 2
1982 0
1983 0
1984 1
1985 5
1986 5
1987 0
1988 1
1989 15
1990 10
1991 2
1992 3
1993 14
1994 12
1995 17
1996 25
1997 15
1998 21
1999 23
2000 13
2001 21
2002 22
2003 15
2004 13
2005 25
2006 13
2007 13
2008 10
2009 10
2010 9
2011 10
2012 14
2013 8
2014 14
2015 10
2016 21
2017 10
2018 13
2019 6
2020 14
2021 5
2022 2
2023 8
2024 1
2025 2
2026 2
Total 501
Download as CSV

Toshiaki Ohta 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 Toshiaki Ohta sits on this spectrum.

No. of scientists
250 500 750 1,000 1,250
Bar chart with 63 bars. Horizontal axis: publications, 61–80 to 1,295+. Vertical axis: number of scientists, 0 to 1,350. Most scientists, 1,350, have 161–180 publications. The last bar groups every scientist with 1,295 publications or more. The highlighted bar, 441–460 publications, is where this scientist sits. 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
61–80 publications 1,295+

This scientist: 452 publications — 85th percentile

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

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

View publications distribution as a table
Number of Chemistry scientists by publication count, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
Publications Scientists This scientist
61–80 66
81–100 302
101–120 623
121–140 918
141–160 1,218
161–180 1,350
181–200 1,344
201–220 1,281
221–240 1,216
241–260 1,100
261–280 979
281–300 939
301–320 764
321–340 643
341–360 628
361–380 522
381–400 459
401–420 397
421–440 327
441–460 270 452
461–480 265
481–500 252
501–520 201
521–540 185
541–560 148
561–580 148
581–600 132
601–620 114
621–640 104
641–660 91
661–680 92
681–700 73
701–720 57
721–740 54
741–760 67
761–780 45
781–800 46
801–820 39
821–840 32
841–860 36
861–880 29
881–900 26
901–920 24
921–940 14
941–960 23
961–980 28
981–1,000 15
1,001–1,020 29
1,021–1,040 12
1,041–1,060 19
1,061–1,080 12
1,081–1,100 6
1,101–1,120 8
1,121–1,140 12
1,141–1,160 5
1,161–1,180 6
1,181–1,200 14
1,201–1,220 7
1,221–1,240 2
1,241–1,260 6
1,261–1,280 4
1,281–1,294 6
1,295+ 100
Download as CSV

Toshiaki Ohta 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 Toshiaki Ohta sits on this spectrum.

No. of scientists
250 500 750 1,000
Bar chart with 61 bars. Horizontal axis: D-Index, 40–41 to 159+. Vertical axis: number of scientists, 0 to 1,051. Most scientists, 1,051, have 56–57 D-Index. The last bar groups every scientist with 159 D-Index or more. The highlighted bar, 64–65 D-Index, is where this scientist sits. 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
40–41 D-Index 159+

This scientist: 64 D-Index — 56th percentile

56% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Chemistry scientists by D-index, Research.com 2026 ranking edition. Based on 17,934 ranked scientists.
D-Index Scientists This scientist
40–41 289
42–43 612
44–45 808
46–47 776
48–49 835
50–51 861
52–53 872
54–55 933
56–57 1,051
58–59 930
60–61 882
62–63 834
64–65 731 64
66–67 775
68–69 683
70–71 646
72–73 561
74–75 501
76–77 437
78–79 388
80–81 354
82–83 292
84–85 275
86–87 254
88–89 235
90–91 185
92–93 192
94–95 155
96–97 163
98–99 125
100–101 105
102–103 105
104–105 112
106–107 88
108–109 68
110–111 69
112–113 65
114–115 79
116–117 61
118–119 44
120–121 37
122–123 40
124–125 33
126–127 26
128–129 34
130–131 35
132–133 25
134–135 27
136–137 17
138–139 16
140–141 20
142–143 20
144–145 15
146–147 9
148–149 9
150–151 16
152–153 11
154–155 9
156–157 3
158 3
159+ 98
Download as CSV

Overview

Toshiaki Ohta is affiliated with Ritsumeikan University in Japan and has a research focus primarily within the fields of engineering and materials science. Their scholarly work encompasses a broad range of topics with particular emphasis on advancements in battery materials and technologies, as well as materials chemistry and electronic, optical, and magnetic materials.

Their main research fields are:

  • Engineering
  • Materials Science

Subfields of study include:

  • Electrical and Electronic Engineering
  • Electronic, Optical and Magnetic Materials
  • Materials Chemistry
  • Inorganic Chemistry
  • Mechanical Engineering

Major research topics covered in their publications are:

  • Advancements in Battery Materials
  • Advanced Battery Materials and Technologies
  • Supercapacitor Materials and Fabrication
  • Extraction and Separation Processes
  • Metal-Organic Frameworks: Synthesis and Applications
  • Semiconductor materials and devices
  • Bacterial Identification and Susceptibility Testing

Frequent collaboration partners include:

  • Naoaki Yabuuchi
  • Keisuke Yamanaka
  • Toyonari Yaji
  • Hye Ryung Byon
  • Daisuke Shibata

Ohta has published work in several scientific venues, most notably in:

  • ChemSusChem
  • ACS Central Science
  • Scientific Reports
  • Small
  • Materials Today

Representative recent papers include:

  • Activation and stabilization mechanisms of anionic redox for Li storage applications: Joint experimental and theoretical study on Li2TiO3-LiMnO2 binary system, 2020, Materials Today
  • Elucidating Influence of Mg- and Cu-Doping on Electrochemical Properties of O3-Nax[Fe,Mn]O2 for Na-Ion Batteries, 2020, Small
  • Porous Metal-Organic Frameworks Containing Reversible Disulfide Linkages as Cathode Materials for Lithium-Ion Batteries, 2020, ChemSusChem
  • Nanostructured LiMnO2 with Li3PO4 Integrated at the Atomic Scale for High-Energy Electrode Materials with Reversible Anionic Redox, 2020, ACS Central Science
  • Durable Manganese-Based Li-Excess Electrode Material without Voltage Decay: Metastable and Nanosized Li2MnO1.5F1.5, 2023, ACS Energy Letters

Best Publications

  • INSTABILITY AND CHARGE DENSITY WAVE OF METALLIC QUANTUM CHAINS ON A SILICON SURFACE

    H. W. Yeom;S. Takeda;E. Rotenberg;I. Matsuda

  • High-capacity electrode materials for rechargeable lithium batteries: Li3NbO4-based system with cation-disordered rocksalt structure

    Naoaki Yabuuchi;Mitsue Takeuchi;Masanobu Nakayama;Hiromasa Shiiba

  • Promoting Formation of Noncrystalline Li2O2 in the Li–O2 Battery with RuO2 Nanoparticles

    Eda Yilmaz;Chihiro Yogi;Keisuke Yamanaka;Toshiaki Ohta

  • Origin of stabilization and destabilization in solid-state redox reaction of oxide ions for lithium-ion batteries.

    Naoaki Yabuuchi;Masanobu Nakayama;Mitsue Takeuchi;Shinichi Komaba

  • Adsorption of Thiolates to Singly Coordinated Sites on Au(111) Evidenced by Photoelectron Diffraction

    Hiroshi Kondoh;M. Iwasaki;T. Shimada;K. Amemiya

  • Size-controlled synthesis of nickel nanoparticles

    Y. Hou;Y. Hou;H. Kondoh;T. Ohta;S. Gao

  • Direct observation of reversible oxygen anion redox reaction in Li-rich manganese oxide, Li2MnO3, studied by soft X-ray absorption spectroscopy

    Masatsugu Oishi;Keisuke Yamanaka;Iwao Watanabe;Iwao Watanabe;Keiji Shimoda

  • High-yield preparation of uniform cobalt hydroxide and oxide nanoplatelets and their characterization.

    Yanglong Hou;Hiroshi Kondoh;Masatsugu Shimojo;Toshihiro Kogure

  • Structural and Electronic-State Changes of a Sulfide Solid Electrolyte during the Li Deinsertion–Insertion Processes

    Takashi Hakari;Minako Deguchi;Kei Mitsuhara;Toshiaki Ohta

  • Direct observation of reversible charge compensation by oxygen ion in Li-rich manganese layered oxide positive electrode material, Li1.16Ni0.15Co0.19Mn0.50O2

    Masatsugu Oishi;Chihiro Yogi;Iwao Watanabe;Toshiaki Ohta

  • Charge compensation mechanisms in Li1.16Ni0.15Co0.19Mn0.50O2 positive electrode material for Li-ion batteries analyzed by a combination of hard and soft X-ray absorption near edge structure

    Masatsugu Oishi;Takahiro Fujimoto;Yu Takanashi;Yuki Orikasa

  • Ionic Conduction in Lithium Ion Battery Composite Electrode Governs Cross-sectional Reaction Distribution

    Yuki Orikasa;Yuma Gogyo;Hisao Yamashige;Misaki Katayama

  • Unexpected Li2O2 Film Growth on Carbon Nanotube Electrodes with CeO2 Nanoparticles in Li-O2 Batteries.

    Chunzhen Yang;Raymond A. Wong;Raymond A. Wong;Misun Hong;Keisuke Yamanaka

  • Discharge/charge reaction mechanisms of FeS2 cathode material for aluminum rechargeable batteries at 55°C

    Takuya Mori;Yuki Orikasa;Koji Nakanishi;Chen Kezheng

  • Polarized XANES studies of oriented polyethylene and fluorinated polyethylenes

    Toshiaki Ohta;Kazuhiko Seki;Toshihiko Yokoyama;Ikuo Morisada

  • Core hole effect in NEXAFS spectroscopy of polycyclic aromatic hydrocarbons: Benzene, chrysene, perylene, and coronene

    Hiroshi Oji;Ryuichi Mitsumoto;Eisuke Ito;Hisao Ishii

  • Self-assembly of Co nanoplatelets into spheres: Synthesis and characterization

    Yanglong Hou;Hiroshi Kondoh;Toshiaki Ohta

  • Sulfur K-edge absorption spectra of Na2SO4, Na2SO3, Na2S2O3, and Na2S2Ox(x=5―8)

    Hideo Sekiyama;Nobuhiro Kosugi;Haruo Kuroda;Toshiaki Ohta

  • All-Solid-State Lithium Secondary Battery with Li2S – C Composite Positive Electrode Prepared by Spark-Plasma-Sintering Process

    Tomonari Takeuchi;Hiroyuki Kageyama;Koji Nakanishi;Mitsuharu Tabuchi

  • Preparation of alkyl-modified silicon nanosheets by hydrosilylation of layered polysilane (Si6H6).

    Hideyuki Nakano;Mitsuru Nakano;Koji Nakanishi;Daiki Tanaka

  • Anharmonic Interatomic Potentials of Metals and Metal Bromides Determined by EXAFS

    Toshihiko Yokoyama;Tomiaki Satsukawa;Toshiaki Ohta

Frequent Co-Authors

Toshihiko Yokoyama
Toshihiko Yokoyama Institute of Molecular Sciences
Haruo Kuroda
Haruo Kuroda Tokyo University of Science
Yoshiharu Uchimoto
Yoshiharu Uchimoto Kyoto University
Yuki Orikasa
Yuki Orikasa Ritsumeikan University
Zempachi Ogumi
Zempachi Ogumi Kyoto University
Hajime Arai
Hajime Arai Tokyo Institute of Technology
Manabu Kiguchi
Manabu Kiguchi Tokyo Institute of Technology
Yanglong Hou
Yanglong Hou Sun Yat-sen University
Naoaki Yabuuchi
Naoaki Yabuuchi Yokohama National University
Hiroyuki Kageyama
Hiroyuki Kageyama National Institute of Advanced Industrial Science and Technology

If you think any of the details on this page are incorrect, let us know.

Report an issue

We appreciate your kind effort to assist us to improve this page, it would be helpful providing us with as much detail as possible in the text box below:

Related Online Degrees & Career Pathways

Studying Chemistry in the USA opens doors to diverse career opportunities, especially when combined with related fields like criminal justice and forensic science. For those interested in applying chemical knowledge in legal contexts, pursuing an online associate degree in criminal justice can be a strategic starting point. This degree provides foundational understanding of the legal system, which complements scientific expertise.

Career options expand further with specialized paths such as becoming a forensic scientist. Understanding the forensic scientist salary landscape helps students assess the financial benefits and job outlook of this profession, which merges chemistry and investigative work.

Additionally, roles in the legal field like paralegal positions can benefit from science backgrounds. Pursuing a paralegal associate degree offers practical skills and competitive salaries, making it a viable pathway for chemistry graduates exploring alternative careers.

Finally, understanding the costs associated with related programs is crucial. Reviewing the criminal justice degree cost can help students plan their educational investments wisely, ensuring alignment with their career goals.

Best Scientists Citing Toshiaki Ohta

Trending Scientists