World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
50
Citations
7426
World Ranking
14550
National Ranking
1137

Kiyohiko Nakajima 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 Kiyohiko Nakajima sits on this spectrum.

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 publications 1,295+

This scientist: 210 publications — 36th percentile

36% of scientists in this discipline score the same or lower.

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

Kiyohiko Nakajima 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 Kiyohiko Nakajima sits on this spectrum.

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 D-Index 159+

This scientist: 50 D-Index — 21st percentile

21% of scientists in this discipline score the same or lower.

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

Overview

Kiyohiko Nakajima is affiliated with Aichi University of Education in Japan. Their research focuses primarily on the fields of Materials Science and Chemistry, with particular work in several subfields including Materials Chemistry, Organic Chemistry, Inorganic Chemistry, Analytical Chemistry, and Building and Construction.

Their scholarly contributions span topics such as Crystallization and Solubility Studies, X-ray Diffraction in Crystallography, Ferrocene Chemistry and Applications, Organometallic Complex Synthesis and Catalysis, Synthetic Organic Chemistry Methods, Axial and Atropisomeric Chirality Synthesis, and Asymmetric Hydrogenation and Catalysis.

Notable recent publications by Nakajima include:

  • Estimating Effective Steric and Electronic Impacts of a Ferrocenyl Group in Organophosphines, 2021, ACS Omega
  • Synthesis, Characterization, and Application of Segphos Derivative Having Diferrocenylphosphino-Donor Moieties, 2020, Organometallics
  • High-Efficiency Synthesis and Properties of Latent Pigment Red 272DPP-BOC by Microwave Irradiation, 2020, Materials Sciences and Applications
  • CCDC 1972914: Experimental Crystal Structure Determination, 2020, The Cambridge Structural Database
  • CCDC 2045425: Experimental Crystal Structure Determination, 2022, The Cambridge Structural Database

Their frequent coauthors include Hiroki Ichiryu, Masamichi Ogasawara, Naoki Seki, Yasuhiro Ohki, and Hao Hu, with collaborative counts ranging from two to seven papers.

The scientist's publications are commonly found in venues such as The Cambridge Structural Database, ACS Omega, Organometallics, and Materials Sciences and Applications. Of these, The Cambridge Structural Database features prominently in their publication record.

Best Publications

  • Cycloaddition Reaction of Zirconacyclopentadienes to Alkynes: Highly Selective Formation of Benzene Derivatives from Three Different Alkynes

    Tamotsu Takahashi;Zhenfeng Xi;Akiko Yamazaki;Yuanhong Liu

  • Selective preparation of pyridines, pyridones, and iminopyridines from two different alkynes via azazirconacycles.

    Tamotsu Takahashi;Fu-Yu Tsai;Yanzhong Li;Hui Wang

  • Palladium-Catalyzed peri-Selective Chalcogenation of Naphthylamines with Diaryl Disulfides and Diselenides via C–H Bond Cleavage

    Masayuki Iwasaki;Wataru Kaneshika;Yuta Tsuchiya;Kiyohiko Nakajima

  • Crystal Structures of [VO(sal-L-ala)(OCH3)(CH3OH)] (sal-L-ala=N-salicylidene-L-alaninate) and {[VO(sal-L-ala)]2O}2·2CH2Cl2, and the Catalytic Activity of These and Related Complexes on Asymmetric Oxidation of Methyl Phenyl Sulfide with t-Butyl Hydroperoxide

    Kiyohiko Nakajima;Masaaki Kojima;Koshiro Toriumi;Kazuo Saito

  • Preparation and characterization of optically active Schiff base-oxovanadium(IV) and -oxovanadium(V) complexes and catalytic properties of these complexes on asymmetric oxidation of sulfides into sulfoxides with organic hydroperoxides.

    Kiyohiko Nakajima;Katsuhide Kojima;Masaaki Kojima;Junnosuke Fujita

  • Straightforward Method for Synthesis of Highly Alkyl-Substituted Naphthacene and Pentacene Derivatives by Homologation

    Tamotsu Takahashi;Masanori Kitamura;and Baojian Shen;Kiyohiko Nakajima

  • Carbon−Carbon Bond Formation Reaction of Zirconacyclopentadienes with Alkynes in the Presence of Ni(II)-complexes

    Tamotsu Takahashi;Fu-Yu Tsai;Yanzhong Li;Kiyohiko Nakajima

  • Proton-Induced Tuning of Electrochemical and Photophysical Properties in Mononuclear and Dinuclear Ruthenium Complexes Containing 2,2'-Bis(benzimidazol-2-yl)-4,4'-bipyridine: Synthesis, Molecular Structure, and Mixed-Valence State and Excited-State Properties.

    Masa-aki Haga;Md. Meser Ali;Shiro Koseki;Kaori Fujimoto

  • Coupling reaction of zirconacyclopentadienes with dihalonaphthalenes and dihalopyridines: a new procedure for the preparation of substituted anthracenes, quinolines, and isoquinolines.

    Tamotsu Takahashi;Yanzhong Li;Petr Stepnicka;Masanori Kitamura

  • Asymmetric oxidation of sulfides to sulfoxides by organic hydroperoxides with optically active Schiff base-oxovanadium(IV) catalysts

    Kiyohiko Nakajima;Masaaki Kojima;Junnosuke Fujita

  • Chelate-Assisted Direct Selenation of Aryl C–H Bonds with Diselenides Catalyzed by Palladium

    Masayuki Iwasaki;Yuta Tsuchiya;Kiyohiko Nakajima;Yasushi Nishihara

  • Homologation Method for Preparation of Substituted Pentacenes and Naphthacenes

    Tamotsu Takahashi;Shi Li;Wenying Huang;Fanzhi Kong

  • Chromium-Mediated Synthesis of Polycyclic Aromatic Compounds from Halobiaryls

    Ken-ichiro Kanno;Yuanhong Liu;Atsushi Iesato;Kiyohiko Nakajima

  • Selective Intermolecular Coupling of Alkynes with Nitriles and Ketones via beta,beta' Carbon-Carbon Bond Cleavage of Zirconacyclopentenes.

    Tamotsu Takahashi;Chanjuan Xi;Zhenfeng Xi;Motohiro Kageyama

  • ZIRCONOCENE-MEDIATED INTRAMOLECULAR CARBON-CARBON BOND FORMATION OF TWO ALKYNYL GROUPS OF BIS(ALKYNYL)SILANES

    Zhenfeng Xi;Reinald Fischer;Ryuichiro Hara;Wen-Hua Sun

  • Tetradentate Schiff base–oxovanadium(IV) complexes: structures and reactivities in the solid state

    Masaaki Kojima;Hideki Taguchi;Masanobu Tsuchimoto;Kiyohiko Nakajima

  • Enantioselective Synthesis of Planar-Chiral Phosphaferrocenes by Molybdenum-Catalyzed Asymmetric Interannular Ring-Closing Metathesis

    Masamichi Ogasawara;Susumu Watanabe;Kiyohiko Nakajima;Tamotsu Takahashi

  • Iron‐Induced Regio‐ and Stereoselective Addition of Sulfenyl Chlorides to Alkynes by a Radical Pathway

    Masayuki Iwasaki;Tomoya Fujii;Kiyohiko Nakajima;Yasushi Nishihara

  • Synthesis of Benzoisoselenazolone Derivatives by Nickel-Catalyzed Dehydrogenative Direct Selenation of C(sp2)-H Bonds with Elemental Selenium in Air

    Masayuki Iwasaki;Natsumi Miki;Yuta Tsuchiya;Kiyohiko Nakajima

  • Novel Syntheses of Eight-Membered-Five-Membered Fused-Ring Compounds from Zirconacyclopentadienes

    Tamotsu Takahashi;Martin Kotora;Kayoko Kasai;Noriyuki Suzuki

  • Preparation and Characterization of Optically Active Quadridentate Schiff Base-Titanium(IV) Complexes and the Catalytic Properties of These Complexes on Asymmetric Oxidation of Methyl Phenyl Sulfide with Organic Hydroperoxides

    Caori Sasaki;Kiyohiko Nakajima;Masaaki Kojima;Junnosuke Fujita

Frequent Co-Authors

Tamotsu Takahashi
Tamotsu Takahashi Hokkaido University
Yasushi Nishihara
Yasushi Nishihara Okayama University
Masamichi Ogasawara
Masamichi Ogasawara University of Tokushima
Martin Kotora
Martin Kotora Charles University
Masako Kato
Masako Kato Hokkaido University
Wen-Hua Sun
Wen-Hua Sun Chinese Academy of Sciences
Chanjuan Xi
Chanjuan Xi Tsinghua University
Zhenfeng Xi
Zhenfeng Xi Peking University
Noriyuki Suzuki
Noriyuki Suzuki National Institute for Environmental Studies
Yasushi Obora
Yasushi Obora Kansai University

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