World's Best Scientists 2026 revealed!
Shiki Yagai

Shiki Yagai

D-Index & Metrics

Chemistry

D-Index
59
Citations
9648
World Ranking
10397
National Ranking
755

Shiki Yagai 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 Shiki Yagai 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: 183 publications — 26th percentile

26% of scientists in this discipline score the same or lower.

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

Shiki Yagai 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 Shiki Yagai 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: 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.

Overview

Shiki Yagai is affiliated with Chiba University in Japan and conducts research primarily in the fields of materials science and chemistry. Their work spans several subfields, including organic chemistry, biomaterials, materials chemistry, biomedical engineering, and molecular biology.

The main focus of their research involves supramolecular self-assembly in materials, with additional emphasis on polydiacetylene-based materials and applications, supramolecular chemistry and complexes, luminescence and fluorescent materials, synthesis and properties of aromatic compounds, covalent organic framework applications, and photochromic and fluorescence chemistry.

Their recent publications include the following:

  • Self-assembled poly-catenanes from supramolecular toroidal building blocks, 2020, Nature
  • Supramolecular copolymerization driven by integrative self-sorting of hydrogen-bonded rosettes, 2020, Nature Communications
  • Nanoengineering of Curved Supramolecular Polymers: Toward Single-Chain Mesoscale Materials, 2022, Accounts of Materials Research
  • Diarylethene-Powered Light-Induced Folding of Supramolecular Polymers, 2021, Journal of the American Chemical Society
  • Amplification of Molecular Asymmetry during the Hierarchical Self-Assembly of Foldable Azobenzene Dyads into Nanotoroids and Nanotubes, 2022, Journal of the American Chemical Society

Shiki Yagai frequently publishes in the following venues:

  • Journal of the American Chemical Society
  • Chemical Communications
  • Angewandte Chemie
  • Nature
  • Nature Communications

They collaborate regularly with a core group of co-authors, including:

  • Sougata Datta
  • Takuho Saito
  • Martin J. Hollamby
  • Takumi Aizawa
  • Atsushi Isobe

Best Publications

  • Recent advances in photoresponsive supramolecular self-assemblies.

    Shiki Yagai;Shiki Yagai;Akihide Kitamura

  • Design amphiphilic dipolar π-systems for stimuli-responsive luminescent materials using metastable states

    Shiki Yagai;Satoru Okamura;Yujiro Nakano;Mitsuaki Yamauchi

  • Transformation from H- to J-aggregated perylene bisimide dyes by complexation with cyanurates.

    Shiki Yagai;Shiki Yagai;Tomohiro Seki;Takashi Karatsu;Akihide Kitamura

  • Hierarchical organization of photoresponsive hydrogen-bonded rosettes.

    Shiki Yagai;Toshiharu Nakajima;Keiki Kishikawa;Shigeo Kohmoto

  • Self-assembled poly-catenanes from supramolecular toroidal building blocks.

    Sougata Datta;Yasuki Kato;Seiya Higashiharaguchi;Keisuke Aratsu

  • Photocontrollable self-assembly.

    Shiki Yagai;Takashi Karatsu;Akihide Kitamura

  • A Black Perylene Bisimide Super Gelator with an Unexpected J‐Type Absorption Band

    Frank Würthner;Christoph Bauer;Vladimir Stepanenko;Shiki Yagai

  • Photoregulated Living Supramolecular Polymerization Established by Combining Energy Landscapes of Photoisomerization and Nucleation–Elongation Processes

    Mizuki Endo;Mizuki Endo;Tomoya Fukui;Tomoya Fukui;Sung Ho Jung;Shiki Yagai

  • Supramolecular Polymers Capable of Controlling Their Topology.

    Shiki Yagai;Yuichi Kitamoto;Sougata Datta;Bimalendu Adhikari

  • Supramolecularly Engineered Functional π-Assemblies Based on Complementary Hydrogen-Bonding Interactions

    Shiki Yagai

  • Self‐Organization of Hydrogen‐Bonding Naphthalene Chromophores into J‐type Nanorings and H‐type Nanorods: Impact of Regioisomerism

    Shiki Yagai;Yusaku Goto;Xu Lin;Takashi Karatsu

  • Mechanochromic Luminescence Based on Crystal-to-Crystal Transformation Mediated by a Transient Amorphous State

    Shiki Yagai;Tomohiro Seki;Hiroaki Aonuma;Kohsuke Kawaguchi

  • Control over hierarchy levels in the self-assembly of stackable nanotoroids.

    Shiki Yagai;Mitsuaki Yamauchi;Ai Kobayashi;Takashi Karatsu

  • Supramolecularly Engineered Perylene Bisimide Assemblies Exhibiting Thermal Transition from Columnar to Multilamellar Structures

    Shiki Yagai;Mari Usui;Tomohiro Seki;Haruno Murayama

  • Toroidal Nanoobjects from Rosette Assemblies of Melamine‐Linked Oligo(p‐phenyleneethynylene)s and Cyanurates

    Shiki Yagai;Sankarapillai Mahesh;Yoshihiro Kikkawa;Kanako Unoike

  • Reversible transformation between rings and coils in a dynamic hydrogen-bonded self-assembly.

    Shiki Yagai;Shun Kubota;Hikaru Saito;Kanako Unoike

  • Synthetic zinc tetrapyrroles complexing with pyridine as a single axial ligand.

    Hitoshi Tamiaki;Shiki Yagai;Tomohiro Miyatake

  • Diversification of self-organized architectures in supramolecular dye assemblies.

    Shiki Yagai;Tetsuro Kinoshita;Masatsugu Higashi;Keiki Kishikawa

  • Light-induced unfolding and refolding of supramolecular polymer nanofibres.

    Bimalendu Adhikari;Yuki Yamada;Mitsuaki Yamauchi;Kengo Wakita

  • Photoresponsive Self-Assembly and Self-Organization of Hydrogen-Bonded Supramolecular Tapes

    Shiki Yagai;Tomoyuki Iwashima;Keiki Kishikawa;Shoichiro Nakahara

  • Phototriggered self-assembly of hydrogen-bonded rosette.

    Shiki Yagai;Toshiharu Nakajima;Takashi Karatsu;Ken-ichi Saitow

Frequent Co-Authors

Takashi Karatsu
Takashi Karatsu Chiba University
Shu Seki
Shu Seki Kyoto University
Hitoshi Tamiaki
Hitoshi Tamiaki Ritsumeikan University
Takashi Nakanishi
Takashi Nakanishi National Institute for Materials Science
Shin-ichi Adachi
Shin-ichi Adachi High Energy Accelerator Research Organization
Helmuth Möhwald
Helmuth Möhwald Max Planck Institute of Colloids and Interfaces
Ayyappanpillai Ajayaghosh
Ayyappanpillai Ajayaghosh CSIR – National Institute for Interdisciplinary Science and Technology
Takanori Fukushima
Takanori Fukushima Tokyo Institute of Technology
Hiroko Yamada
Hiroko Yamada Nara Institute of Science and Technology
Akinori Saeki
Akinori Saeki Osaka University

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