World's Best Scientists 2026 revealed!
Tsuyoshi Asahi

Tsuyoshi Asahi

D-Index & Metrics

Chemistry

D-Index
49
Citations
8088
World Ranking
14882
National Ranking
1163

Tsuyoshi Asahi 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 Tsuyoshi Asahi 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: 207 publications — 35th percentile

35% of scientists in this discipline score the same or lower.

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

Tsuyoshi Asahi 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 Tsuyoshi Asahi 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: 49 D-Index — 19th percentile

19% of scientists in this discipline score the same or lower.

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

Overview

Tsuyoshi Asahi is affiliated with Ehime University in Japan and has contributed extensively to the field of Materials Science, with a particular focus on Materials Chemistry. Their research spans several subfields including Biomedical Engineering, Electronic, Optical and Magnetic Materials, Physical and Theoretical Chemistry, and Molecular Biology.

The scientist's main topics of study include:

  • X-ray Diffraction in Crystallography
  • Crystallization and Solubility Studies
  • Gold and Silver Nanoparticles Synthesis and Applications
  • Luminescence and Fluorescent Materials
  • Advanced biosensing and bioanalysis techniques
  • Biosensors and Analytical Detection
  • Porphyrin and Phthalocyanine Chemistry

Asahi has published frequently in several academic venues, most notably:

  • The Cambridge Structural Database (20 publications)
  • The Journal of Physical Chemistry C (4 publications)
  • RSC Advances (3 publications)
  • Chemical Science (2 publications)
  • Angewandte Chemie International Edition (1 publication)

Frequent collaborators include Yukihide Ishibashi (34 coauthored works), Hiromitsu Maeda (24), Yohei Haketa (23), Yoichi Kobayashi (14), and Nobuhiro Yasuda (14).

Selected recent papers by Tsuyoshi Asahi are:

  • "Ion-pairing π-electronic systems: ordered arrangement and noncovalent interactions of negatively charged porphyrins," 2021, Chemical Science
  • "Charge-Segregated Stacking Structure with Anisotropic Electric Conductivity in NIR-Absorbing and Emitting Positively Charged π-Electronic Systems," 2022, Angewandte Chemie International Edition
  • "Molecular detection using aptamer-modified gold nanoparticles with an immobilized DNA brush for the prevention of non-specific aggregation," 2021, RSC Advances
  • "Nanosecond laser photothermal effect-triggered amplification of photochromic reactions in diarylethene nanoparticles," 2020, Chemical Communications
  • "Effect of DNA density immobilized on gold nanoparticles on nucleic acid detection," 2023, RSC Advances

Best Publications

  • Charge Carrier Dynamics of Standard TiO2 Catalysts Revealed by Femtosecond Diffuse Reflectance Spectroscopy

    Akihiro Furube;Tsuyoshi Asahi;Hiroshi Masuhara;Hiromi Yamashita

  • The bell-shaped energy gap dependence of the charge recombination reaction of geminate radical ion pairs produced by fluorescence quenching reaction in acetonitrile solution

    Noboru Mataga;Tsuyoshi Asahi;Yu Kanda;Tadashi Okada

  • Charge recombination process of ion pair state produced by excitation of charge-transfer complex in acetonitrile solution. Essentially different character of its energy gap dependence from that of geminate ion pair formed by encounter between fluorescer and quencher

    Tsuyoshi Asahi;Noboru Mataga

  • Design, Synthesis, Structural and Nonlinear Optical Properties of Photochromic Crystals: Toward Reversible Molecular Switches

    Michel Sliwa;Sylvie Létard;Isabelle Malfant;Martine Nierlich

  • Intramolecular photoinduced charge separation and charge recombination of the product ion pair states of a series of fixed-distance dyads of porphyrins and quinones: energy gap and temperature dependences of the rate constants

    Tsuyoshi Asahi;Masaya Ohkohchi;Ryohzi Matsusaka;Noboru Mataga

  • Laser Fabrication and Spectroscopy of Organic Nanoparticles

    T. Asahi;T. Sugiyama;H. Masuhara;H. Masuhara

  • Femtosecond-picosecond laser photolysis studies on the dynamics of excited charge-transfer complexes : aromatic hydrocarbon-acid anhydride, -tetracyanoethylene, and -tetracyanoquinodimethane systems in acetonitrile solutions

    Tsuyoshi Asahi;Noboru Mataga

  • Geometry dependence of intramolecular photoinduced electron transfer in synthetic zinc-ferric hybrid diporphyrins

    Atsuhiro Osuka;Kazuhiro Maruyama;Noboru Mataga;Tsuyoshi Asahi

  • Direct observation of a picosecond charge separation process in photoexcited platinum-loaded TiO2 particles by femtosecond diffuse reflectance spectroscopy

    Akihiro Furube;Tsuyoshi Asahi;Hiroshi Masuhara;Hiromi Yamashita

  • Nanoparticle formation of vanadyl phthalocyanine by laser ablation of its crystalline powder in a poor solvent

    Yoshiaki Tamaki;Tsuyoshi Asahi;Hiroshi Masuhara

  • 1,2-Phenylene-bridged diporphyrin linked with porphyrin monomer and pyromellitimide as a model for a photosynthetic reaction center: synthesis and photoinduced charge separation

    Atsuhiro Osuka;Satoshi Nakajima;Kazuhiro Maruyama;Noboru Mataga

  • Activation of plasmons and polarons in solar control cesium tungsten bronze and reduced tungsten oxide nanoparticles

    Kenji Adachi;Tsuyoshi Asahi

  • Absorption and scattering of near-infrared light by dispersed lanthanum hexaboride nanoparticles for solar control filters

    Kenji Adachi;Mitsunobu Miratsu;Tsuyoshi Asahi

  • Single Particle Spectroscopic Investigation on the Interaction between Exciton Transition of Cyanine Dye J-Aggregates and Localized Surface Plasmon Polarization of Gold Nanoparticles

    Takayuki Uwada;Ryo Toyota;Hiroshi Masuhara;Tsuyoshi Asahi

  • Energy gap dependences of charge recombination processes of ion pairs produced by excitation of charge-transfer complexes: solvent polarity effects

    Tsuyoshi Asahi;Masaya Ohkohchi;Noboru Mataga

  • Hot Electron Relaxation Dynamics of Gold Nanoparticles Embedded in MgSO4 Powder Compared To Solution: The Effect of the Surrounding Medium

    Stephan Link;Akihiro Furube;Akihiro Furube;Mona B. Mohamed;Tsuyoshi Asahi

  • Single molecule spectroscopy of organic dye nanoparticles.

    Andre J. Gesquiere;Takayuki Uwada;Tsuyoshi Asahi;Hiroshi Masuhara

  • Tailoring nanoparticles of aromatic and dye molecules by excimer laser irradiation

    Yoshiaki Tamaki;Tsuyoshi Asahi;Hiroshi Masuhara

  • Photoinduced electron-transfer reactions of porphyrin heteroaggregates: energy gap dependence of an intradimer charge recombination process

    Hiroshi Segawa;Chie Takehara;Kenichi Honda;Takeo Shimidzu

  • Synthesis and photoexcited-state dynamics of aromatic group-bridged carotenoid-porphyrin dyads and carotenoid-porphyrin-pyromellitimide triads

    Atsuhiro Osuka;Hiroko Yamada;Kazuhiro Maruyama;Noboru Mataga

Frequent Co-Authors

Hiroshi Masuhara
Hiroshi Masuhara National Yang Ming Chiao Tung University
Atsuhiro Osuka
Atsuhiro Osuka Kyoto University
Kazuhiro Maruyama
Kazuhiro Maruyama Kyoto University
Akihiro Furube
Akihiro Furube University of Tokushima
Hiroshi Miyasaka
Hiroshi Miyasaka Osaka University
Noboru Mataga
Noboru Mataga Osaka University
Iwao Yamazaki
Iwao Yamazaki Hokkaido University
Keitaro Nakatani
Keitaro Nakatani University of Paris-Saclay
Seiya Kobatake
Seiya Kobatake Osaka Metropolitan University
Tamitake Itoh
Tamitake Itoh National Institute of Advanced Industrial Science and Technology

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