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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Chemistry 65 7891 7154 526 491 179 10857

Takahiro Nishimura publications per year

The chart shows the history of publications by Takahiro Nishimura between 1994 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Takahiro Nishimura published across 32 years, from 1994 to 2025, averaging 5.8 papers a year. Output peaked at 17 publications in 2010. 7 of the 187 publications appeared in the last two years.

No. of publications
5 10 15
Bar chart. Horizontal axis: year, 1994 to 2025. Vertical axis: number of publications, 0 to 17. Peak 17 publications in 2010. 1994: 1 publication 1995: 0 publications 1996: 1 publication 1997: 2 publications 1998: 2 publications 1999: 2 publications 2000: 7 publications 2001: 7 publications 2002: 5 publications 2003: 5 publications 2004: 7 publications 2005: 7 publications 2006: 7 publications 2007: 8 publications 2008: 12 publications 2009: 7 publications 2010: 17 publications 2011: 9 publications 2012: 7 publications 2013: 6 publications 2014: 2 publications 2015: 10 publications 2016: 6 publications 2017: 11 publications 2018: 4 publications 2019: 7 publications 2020: 3 publications 2021: 7 publications 2022: 3 publications 2023: 8 publications 2024: 2 publications 2025: 5 publications
1994 2025

187 publications in total across all disciplines

View publications per year as a table
Takahiro Nishimura: publications per year, 1994 to 2025
Year Publications
1994 1
1995 0
1996 1
1997 2
1998 2
1999 2
2000 7
2001 7
2002 5
2003 5
2004 7
2005 7
2006 7
2007 8
2008 12
2009 7
2010 17
2011 9
2012 7
2013 6
2014 2
2015 10
2016 6
2017 11
2018 4
2019 7
2020 3
2021 7
2022 3
2023 8
2024 2
2025 5
Total 187
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Takahiro Nishimura 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 Takahiro Nishimura 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, 161–180 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: 179 publications — 25th percentile

25% 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 1,350 179
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
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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Takahiro Nishimura 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 Takahiro Nishimura 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: 65 D-Index — 58th percentile

58% 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 65
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

Takahiro Nishimura is a researcher affiliated with Osaka Metropolitan University in Japan, specializing in the field of chemistry. Their work predominantly focuses on organic chemistry, with extensions into inorganic and materials chemistry. Nishimura's research encompasses subfields such as organic chemistry, inorganic chemistry, materials chemistry, molecular biology, and process chemistry and technology.

Their main research topics include asymmetric hydrogenation and catalysis, catalytic C-H functionalization methods, synthesis and catalytic reactions, catalytic cross-coupling reactions, asymmetric synthesis and catalysis, cyclopropane reaction mechanisms, and synthetic organic chemistry methods.

Nishimura has contributed extensively to scientific literature with a total of 63 publications in chemistry. Some of the frequent publication venues include:

  • Chemical Communications
  • Synthesis
  • Advanced Synthesis & Catalysis
  • Organic Letters
  • The Cambridge Structural Database

Recent notable papers authored or coauthored by Nishimura include:

  • "Iridium-Catalyzed Hydroarylation via C−H Bond Activation" (2021) published in The Chemical Record
  • "Iridium-catalyzed enantioselective addition of an N-methyl C-H bond to α-trifluoromethylstyrenes via C-H activation" (2021) published in Chemical Communications
  • "Enantioselective synthesis of 3-substituted dihydrobenzofurans through iridium-catalyzed intramolecular hydroarylation" (2020) published in Organic & Biomolecular Chemistry
  • "Iridium-Catalyzed Branch-Selective and Enantioselective C2-Alkylation of N-Benzimidazolyl Indoles" (2023) published in Advanced Synthesis & Catalysis
  • "Iridium-Catalyzed Enantioselective Intermolecular Hydroarylation of 1,1-Disubstituted Alkenes" (2023) published in The Journal of Organic Chemistry

Their frequent coauthors include:

  • Kentaro Yamakawa
  • Kana Sakamoto
  • Kazuhiko Sakaguchi
  • Ryota Yabe
  • Moeko Umeda

Best Publications

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

    Takahiro Nishimura;Tomoaki Onoue;Kouichi Ohe;Sakae Uemura

  • Palladium-catalyzed asymmetric arylation, vinylation, and allenylation of tert-cyclobutanols via enantioselective C-C bond cleavage.

    Satoshi Matsumura;Yasunari Maeda;Takahiro Nishimura;Sakae Uemura

  • Pd(II)−Hydrotalcite-Catalyzed Oxidation of Alcohols to Aldehydes and Ketones Using Atmospheric Pressure of Air

    Nobuyuki Kakiuchi;Yasunari Maeda;Takahiro Nishimura;Sakae Uemura

  • Asymmetric Synthesis of (Triaryl)methylamines by Rhodium-Catalyzed Addition of Arylboroxines to Cyclic N-Sulfonyl Ketimines

    Takahiro Nishimura;Akira Noishiki;Gavin Chit Tsui;Tamio Hayashi

  • 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

  • Oxovanadium complex-catalyzed aerobic oxidation of propargylic alcohols.

    Yasunari Maeda;Nobuyuki Kakiuchi;Satoshi Matsumura;Takahiro Nishimura

  • Sodium tetraarylborates as effective nucleophiles in rhodium/diene-catalyzed 1,4-addition to beta,beta-disubstituted alpha,beta-unsaturated ketones: catalytic asymmetric construction of quaternary carbon stereocenters.

    Ryo Shintani;Yosuke Tsutsumi;Makoto Nagaosa;Takahiro Nishimura

  • Vanadium-Catalyzed Sulfenylation of Indoles and 2-Naphthols with Thiols under Molecular Oxygen

    Yasunari Maeda;Motonori Koyabu;Takahiro Nishimura;Sakae Uemura

  • The concise synthesis of chiral tfb ligands and their application to the rhodium-catalyzed asymmetric arylation of aldehydes.

    Takahiro Nishimura;Hana Kumamoto;Makoto Nagaosa;Tamio Hayashi

  • Rhodium-Catalyzed Asymmetric Rearrangement of Alkynyl Alkenyl Carbinols: Synthetic Equivalent to Asymmetric Conjugate Alkynylation of Enones

    Takahiro Nishimura;Taisuke Katoh;Keishi Takatsu;Ryo Shintani

  • Steric tuning of silylacetylenes and chiral phosphine ligands for rhodium-catalyzed asymmetric conjugate alkynylation of enones.

    Takahiro Nishimura;Xun-Xiang Guo;Nanase Uchiyama;Taisuke Katoh

  • Iridium-catalyzed ring cleavage reaction of cyclobutanone O-benzoyloximes providing nitriles.

    Takahiro Nishimura;Tomoaki Yoshinaka;Yoshiki Nishiguchi;Yasunari Maeda

  • Iridium-Catalyzed [3 + 2] Annulation of Cyclic N-Sulfonyl Ketimines with 1,3-Dienes via C–H Activation

    Takahiro Nishimura;Yusuke Ebe;Tamio Hayashi

  • Palladium-catalyzed oxidative alkynylation of alkenes via C-C bond bleavage under oxygen atmosphere

    Takahiro Nishimura;Hitoshi Araki;Yasunari Maeda;Sakae Uemura

  • Palladium(II)-supported hydrotalcite as acatalyst for selective oxidation of alcohols using molecular oxygen

    Takahiro Nishimura;Nobuyuki Kakiuchi;Masashi Inoue;Sakae Uemura

  • Iridium/Chiral Diene-Catalyzed Asymmetric 1,6-Addition of Arylboroxines to α,β,γ,δ-Unsaturated Carbonyl Compounds

    Takahiro Nishimura;Yuichi Yasuhara;Takahiro Sawano;Tamio Hayashi

  • Rhodium-catalyzed enantioselective 1,6-addition of arylboronic acids to enynamides: asymmetric synthesis of axially chiral allenylsilanes.

    Takahiro Nishimura;Hiroki Makino;Makoto Nagaosa;Tamio Hayashi

  • Copper-Catalyzed Oxidation of Amines with Molecular Oxygen

    Yasunari Maeda;Takahiro Nishimura;Sakae Uemura

  • Hydroxorhodium/Chiral Diene Complexes as Effective Catalysts for the Asymmetric Arylation of 3‐Aryl‐3‐hydroxyisoindolin‐1‐ones

    Takahiro Nishimura;Akira Noishiki;Yusuke Ebe;Tamio Hayashi

  • Synthesis of All-Carbon Quaternary Stereocenters

    R. Shintani;Y. Tsutsumi;M. Nagaosa;T. Nishimura

Frequent Co-Authors

Tamio Hayashi
Tamio Hayashi National Taiwan Normal University
Sakae Uemura
Sakae Uemura Kyoto University
Ryo Shintani
Ryo Shintani Osaka University
Hideki Yorimitsu
Hideki Yorimitsu Kyoto University
Kouichi Ohe
Kouichi Ohe Kyoto University
Masashi Inoue
Masashi Inoue Kyoto University
Wing-Yiu Yu
Wing-Yiu Yu Hong Kong Polytechnic University
Fuk Yee Kwong
Fuk Yee Kwong Chinese University of Hong Kong
Albert S. C. Chan
Albert S. C. Chan Sun Yat-sen University
Zen-ichi Yoshida
Zen-ichi Yoshida Kyoto University

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