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Kouichi Ohe

Kouichi Ohe

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 59 10378 9384 752 692 234 9832

Kouichi Ohe publications per year

The chart shows the history of publications by Kouichi Ohe between 1985 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Kouichi Ohe published across 41 years, from 1985 to 2025, averaging 6 papers a year. Output peaked at 16 publications in 1999. 9 of the 244 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1985 to 2025. Vertical axis: number of publications, 0 to 16. Peak 16 publications in 1999. 1985: 7 publications 1986: 1 publication 1987: 6 publications 1988: 7 publications 1989: 2 publications 1990: 9 publications 1991: 8 publications 1992: 6 publications 1993: 7 publications 1994: 7 publications 1995: 7 publications 1996: 10 publications 1997: 3 publications 1998: 8 publications 1999: 16 publications 2000: 9 publications 2001: 3 publications 2002: 4 publications 2003: 4 publications 2004: 4 publications 2005: 4 publications 2006: 2 publications 2007: 5 publications 2008: 4 publications 2009: 6 publications 2010: 9 publications 2011: 8 publications 2012: 8 publications 2013: 5 publications 2014: 5 publications 2015: 6 publications 2016: 3 publications 2017: 5 publications 2018: 14 publications 2019: 2 publications 2020: 7 publications 2021: 9 publications 2022: 2 publications 2023: 3 publications 2024: 6 publications 2025: 3 publications
1985 2025

244 publications in total across all disciplines

View publications per year as a table
Kouichi Ohe: publications per year, 1985 to 2025
Year Publications
1985 7
1986 1
1987 6
1988 7
1989 2
1990 9
1991 8
1992 6
1993 7
1994 7
1995 7
1996 10
1997 3
1998 8
1999 16
2000 9
2001 3
2002 4
2003 4
2004 4
2005 4
2006 2
2007 5
2008 4
2009 6
2010 9
2011 8
2012 8
2013 5
2014 5
2015 6
2016 3
2017 5
2018 14
2019 2
2020 7
2021 9
2022 2
2023 3
2024 6
2025 3
Total 244
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Kouichi Ohe 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 Kouichi Ohe 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, 221–240 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: 234 publications — 44th percentile

44% 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 1,216 234
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
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
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Kouichi Ohe 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 Kouichi Ohe 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, 58–59 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: 59 D-Index — 44th percentile

44% 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 59
60–61 882
62–63 834
64–65 731
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
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Overview

Kouichi Ohe is affiliated with Kyoto University in Japan and has contributed extensively to research in materials science and chemistry. Their work spans multiple subfields including materials chemistry, biomedical engineering, organic chemistry, molecular biology, and spectroscopy.

The scientist's research topics cover a range of areas such as crystallization and solubility studies, X-ray diffraction in crystallography, nanoplatforms for cancer theranostics, luminescence and fluorescent materials, porphyrin and phthalocyanine chemistry, photoacoustic and ultrasonic imaging, and photodynamic therapy research studies.

Major recent papers by Kouichi Ohe include:

  • Bis-Metal Complexes of Doubly N-Confused Dioxohexaphyrins as Potential Near-Infrared-II Photoacoustic Dyes (2020, Journal of the American Chemical Society)
  • pH-Activatable Cyanine Dyes for Selective Tumor Imaging Using Near-Infrared Fluorescence and Photoacoustic Modalities (2020, ACS Sensors)
  • Deep-Red/Near-Infrared Turn-On Fluorescence Probes for Aldehyde Dehydrogenase 1A1 in Cancer Stem Cells (2021, ACS Sensors)
  • Substituted meso-vinyl-BODIPY as thiol-selective fluorogenic probes for sensing unfolded proteins in the endoplasmic reticulum (2021, Chemical Communications)
  • An enzyme-triggered turn-on fluorescent probe based on carboxylate-induced detachment of a fluorescence quencher (2020, Organic & Biomolecular Chemistry)

Kouichi Ohe frequently collaborates with several co-authors, including:

  • Koji Miki (29 joint publications)
  • Huiying Mu (20 joint publications)
  • Kazuhiro Okamoto (20 joint publications)
  • Kohei Sasakura (19 joint publications)
  • Masahiro Oe (13 joint publications)

Their research is often published in venues such as The Cambridge Structural Database, Chemical Communications, Chemistry - A European Journal, Journal of Materials Chemistry B, and ACS Sensors.

Kouichi Ohe's academic contributions emphasize the intersection of advanced materials and biomedical engineering, particularly through the development of fluorescent probes and imaging modalities for cancer and biological sensing applications.

Best Publications

  • Palladium(II)-Catalyzed Oxidation of Alcohols to Aldehydes and Ketones by Molecular Oxygen.

    Takahiro Nishimura;Tomoaki Onoue;Kouichi Ohe;Sakae Uemura

  • Ruthenium-catalyzed cyclopropanation of alkenes using propargylic carboxylates as precursors of vinylcarbenoids.

    Koji Miki;Kouichi Ohe;Sakae Uemura

  • Pd(OAc)2-catalyzed oxidation of alcohols to aldehydes and ketones by molecular oxygen

    Takahiro Nishimura;Tomoaki Onoue;Kouichi Ohe;Sakae Uemura

  • PALLADIUM(II)-CATALYZED OXIDATIVE RING CLEAVAGE OF TERT-CYCLOBUTANOLS UNDER OXYGEN ATMOSPHERE

    Takahiro Nishimura;Kouichi Ohe;Sakae Uemura

  • Novel approach for catalytic cyclopropanation of alkenes via (2-furyl)carbene complexes from 1-benzoyl-cis-1-buten-3-yne.

    Koji Miki;Fumiaki Nishino;Kouichi Ohe;Sakae Uemura

  • Chiral Oxazolinylferrocene-Phosphine Hybrid Ligand for the Asymmetric Hydrosilylation of Ketones

    Yoshiaki Nishibayashi;Kyohei Segawa;Kouichi Ohe;Sakae Uemura

  • A new ruthenium-catalyzed cyclopropanation of alkenes using propargylic acetates as a precursor of vinylcarbenoids

    Koji Miki;Kouichi Ohe;Sakae Uemura

  • Novel Chiral Ligands, Diferrocenyl Dichalcogenides and Their Derivatives, for Rhodium- and Iridium-Catalyzed Asymmetric Hydrosilylation

    Yoshiaki Nishibayashi;Kyohei Segawa;Jai Deo Singh;Shin-ichi Fukuzawa

  • CATALYTIC ASYMMETRIC SULFIMIDATION

    Hiroya Takada;Yoshiaki Nishibayashi;Kouichi Ohe;Sakae Uemura

  • Recent Progress on Cyclic Nitrenoid Precursors in Transition-Metal-Catalyzed Nitrene-Transfer Reactions

    Takuya Shimbayashi;Kohei Sasakura;Akira Eguchi;Kazuhiro Okamoto

  • A New Catalytic Activity of Antimony(III) Chloride in Palladium(0)-Catalyzed Conjugate Addition of Aromatics to .alpha.,.beta.-Unsaturated Ketones and Aldehydes with Sodium Tetraphenylborate and Arylboronic Acids

    Chan Sik Cho;Shin-ichi Motofusa;Kouichi Ohe;Sakae Uemura

  • Enantioselective ortho-Lithiation of Substituted Ferrocenes

    Yoshiaki Nishibayashi;Yasuyoshi Arikawa;Kouichi Ohe;Sakae Uemura

  • Palladium-Catalyzed Decarboxylative Intramolecular Aziridination from 4H-Isoxazol-5-ones Leading to 1-Azabicyclo[3.1.0]hex-2-enes†

    Kazuhiro Okamoto;Tomohiro Oda;Sho Kohigashi;Kouichi Ohe

  • Palladium(II)-catalyzed oxidation of terminal alkenes to methyl ketones using molecular oxygen

    Takahiro Nishimura;Nobuyuki Kakiuchi;Tomoaki Onoue;Kouichi Ohe

  • Doyle−Kirmse Reaction of Allylic Sulfides with Diazoalkane-Free (2-Furyl)carbenoid Transfer

    Yumiko Kato;Koji Miki;Fumiaki Nishino;Kouichi Ohe

  • Oxidative transformation of tert-cyclobutanols by palladium catalysis under oxygen atmosphere.

    Takahiro Nishimura;Kouichi Ohe;Sakae Uemura

  • Chemistry of Zerumbone. 1. Simplified Isolation, Conjugate Addition Reactions, and a Unique Ring Contracting Transannular Reaction of Its Dibromide

    Takashi Kitayama;Tadashi Okamoto;Richard K. Hill;Yasushi Kawai

  • Transition Metal-catalyzed Reactions Using Alkynes as Precursors of Carbene and Vinylidene Complexes

    Koji Miki;Sakae Uemura;Kouichi Ohe

  • Palladium-Catalyzed Asymmetric Allylic Substitution Reactions using New Chiral Phosphinite-Oxazoline Ligands Derived from D-Glucosamine.

    Koji Yonehara;Tomohiro Hashizume;Kenji Mori;Kouichi Ohe

  • The first example of enantioselective carbenoid addition to organochalcogen atoms: application to [2,3]sigmatropic rearrangement of allylic chalcogen ylides

    Yoshiaki Nishibayashi;Kouichi Ohe;Sakae Uemura

Frequent Co-Authors

Sakae Uemura
Sakae Uemura Kyoto University
Shinji Murai
Shinji Murai Osaka University
Yoshiaki Nishibayashi
Yoshiaki Nishibayashi University of Tokyo
Naoto Chatani
Naoto Chatani Osaka University
Sensuke Ogoshi
Sensuke Ogoshi Osaka University
Takahiro Nishimura
Takahiro Nishimura Osaka Metropolitan University
Yoshihiro Miyake
Yoshihiro Miyake Nagoya University
Masahiro Hiraoka
Masahiro Hiraoka Kyoto University
Shin-ichi Fukuzawa
Shin-ichi Fukuzawa Chuo University
Noboru Sonoda
Noboru Sonoda Kansai University

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