World's Best Scientists 2026 revealed!
Yasushi Kai

Yasushi Kai

D-Index & Metrics

Chemistry

D-Index
60
Citations
11044
World Ranking
9853
National Ranking
705

Yasushi Kai 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 Yasushi Kai 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: 435 publications — 84th percentile

84% of scientists in this discipline score the same or lower.

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

Yasushi Kai 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 Yasushi Kai 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: 60 D-Index — 47th percentile

47% of scientists in this discipline score the same or lower.

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

Overview

Yasushi Kai is a researcher affiliated with Osaka University in Japan, working extensively in the fields of Engineering and Physics and Astronomy. Their research focuses primarily on areas such as Statistical and Nonlinear Physics, Computational Mechanics, Electrical and Electronic Engineering, Mathematical Physics, and Atomic and Molecular Physics, including Optics.

The scientist's main topics of study include:

  • Nonlinear Waves and Solitons
  • Nonlinear Photonic Systems
  • Advanced Mathematical Physics Problems
  • Granular Flow and Fluidized Beds
  • Advancements in Battery Materials
  • Advanced Differential Equations and Dynamical Systems
  • Fuel Cells and Related Materials

Yasushi Kai has published numerous articles in various scientific journals. Notable recent papers include:

  • "Study of the generalization of regularized long-wave equation," 2022, Nonlinear Dynamics
  • "Qualitative and quantitative analysis of nonlinear dynamics by the complete discrimination system for polynomial method," 2020, Chaos Solitons & Fractals
  • "Linear structure and soliton molecules of Sharma-Tasso-Olver-Burgers equation," 2022, Physics Letters A
  • "On the Gaussian traveling wave solution to a special kind of Schrödinger equation with logarithmic nonlinearity," 2021, Modern Physics Letters B
  • "Wave structures and the chaotic behaviors of the cubic-quartic nonlinear Schrödinger equation for parabolic law in birefringent fibers," 2023, Nonlinear Dynamics

Their work has appeared frequently in these publication venues:

  • Nonlinear Dynamics
  • Chaos Solitons & Fractals
  • Physics Letters A
  • Waves in Random and Complex Media
  • Colloids and Surfaces A Physicochemical and Engineering Aspects

Yasushi Kai has collaborated with several co-authors, including:

  • Bailin Zheng
  • Zhixiang Yin
  • Kai Zhang
  • Yong Li
  • Feng Wu

Best Publications

  • Luminescent Polymer Containing the Eu(III) Complex Having Fast Radiation Rate and High Emission Quantum Efficiency

    Yasuchika Hasegawa;Masaki Yamamuro;Yuji Wada;Nobuko Kanehisa

  • Synthesis of high molecular weight poly(methyl methacrylate) with extremely low polydispersity by the unique function of organolanthanide(III) complexes

    Hajime Yasuda;Hitoshi Yamamoto;Masahiro Yamashita;Kiyohiko Yokota

  • Phosphoenolpyruvate carboxylase: a new era of structural biology.

    Katsura Izui;Hiroyoshi Matsumura;Tsuyoshi Furumoto;Yasushi Kai

  • Synthesis and molecular structure of [7]circulene

    Koji. Yamamoto;Tadashi. Harada;Yoshio. Okamoto;Hiroaki. Chikamatsu

  • Crystal Structure of DNA Polymerase from Hyperthermophilic Archaeon Pyrococcus Kodakaraensis Kod1

    Hiroshi Hashimoto;Motomu Nishioka;Shinsuke Fujiwara;Masahiro Takagi

  • Phosphoenolpyruvate carboxylase: three-dimensional structure and molecular mechanisms.

    Yasushi Kai;Hiroyoshi Matsumura;Katsura Izui

  • Three-dimensional structure of phosphoenolpyruvate carboxylase: A proposed mechanism for allosteric inhibition

    Yasushi Kai;Hiroyoshi Matsumura;Tsuyoshi Inoue;Kazutoyo Terada

  • Crystal Engineering of Stacked Aromatic Columns. Three-Dimensional Control of the Alignment of Orthogonal Aromatic Triads and Guest Quinones via Self-Assembly of Hydrogen-Bonded Networks

    Yasuhiro Aoyama;Ken Endo;Takashi Anzai;Yuji Yamaguchi

  • Laser irradiated growth of protein crystal

    Hiroaki Adachi;Kazufumi Takano;Youichiroh Hosokawa;Tsuyoshi Inoue

  • Enhanced Lasing Properties of Dissymmetric Eu(III) Complex with Bidentate Phosphine Ligands

    Kazuki Nakamura;Yasuchika Hasegawa;Hideki Kawai;Naoki Yasuda

  • Unique bonding and geometry in .eta.-cyclopentadienyltantalum-diene complexes. Preparation, x-ray structural analyses, and EHMO calculations

    Hajime Yasuda;Kazuyuki Tatsumi;Takuji Okamoto;Kazushi Mashima

  • Organometallic Sandwich Chains Made of Conjugated Polyenes and Metal−Metal Chains

    Tetsuro Murahashi;Eiko Mochizuki;Yasushi Kai;Hideo Kurosawa

  • A novel mode of target recognition suggested by the 2.0 A structure of holo S100B from bovine brain.

    Hiroyoshi Matsumura;Tomoo Shiba;Tsuyoshi Inoue;Shigeharu Harada

  • Synthesis and catalysis of novel mono- and bis(diene) complexes of niobium and x-ray structures of binuclear [Nb(.mu.-Cl)(C5H5)(s-cis-butadiene)]2 and mononuclear Nb(C5H5)(s-cis-2,3-dimethylbutadiene)2

    Takuji. Okamoto;Hajime. Yasuda;Akira. Nakamura;Yasushi. Kai

  • Reaction Pathway for the Formation of Binuclear Samarocene Hydride from Monomeric Alkyl Samarocene Derivative and the Effective Catalysis of Samarocene Hydride for the Block Copolymerization of Ethylene with Polar Monomers

    Guillaume Desurmont;and Yong Li;Hajime Yasuda;Tatsuya Maruo

  • Enantioselective Single-Crystal-to-Single-Crystal Photodimerization of Coumarin and Thiocoumarin in Inclusion Complexes with Chiral Host Compounds.

    Koichi Tanaka;Fumio Toda;Eiko Mochizuki;Nobuyoshi Yasui

  • Synthesis and characterization of [7]circulene

    Unknown

  • Crystal Structures of C4 Form Maize and Quaternary Complex of E. coli Phosphoenolpyruvate Carboxylases

    Hiroyoshi Matsumura;Yong Xie;Shunsuke Shirakata;Tsuyoshi Inoue

  • Hyperthermostable protein structure maintained by intra and inter-helix ion-pairs in archaeal O6-methylguanine-DNA methyltransferase.

    Hiroshi Hashimoto;Tsuyoshi Inoue;Motomu Nishioka;Shinsuke Fujiwara

  • Structure–function relationships of copper-containing nitrite reductases

    Shinnichiro Suzuki;Kunishige Kataoka;Kazuya Yamaguchi;Tsuyoshi Inoue

  • Functional-Model of Dopamine-Beta-Hydroxylase - Quantitative Ligand Hydroxylation at the Benzylic Position of a Copper Complex by Dioxygen

    Shinobu Itoh;Toshihiko Kondo;Mitsuo Komatsu;Yoshiki Ohshiro

Frequent Co-Authors

Tsuyoshi Inoue
Tsuyoshi Inoue Osaka University
Hajime Yasuda
Hajime Yasuda Hiroshima University
Katsura Izui
Katsura Izui Kindai University
Akira Nakamura
Akira Nakamura Osaka University
Kunio Miki
Kunio Miki Kyoto University
Zen-ichi Yoshida
Zen-ichi Yoshida Kyoto University
Akiho Yokota
Akiho Yokota Nara Institute of Science and Technology
Masahiro Takagi
Masahiro Takagi Kyoto Sangyo University
Kazuya Yamaguchi
Kazuya Yamaguchi University of Tokyo
Yoshihiro Urade
Yoshihiro Urade University of Tsukuba

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