World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
70
Citations
15437
World Ranking
5951
National Ranking
49

Hiro-o Hamaguchi 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 Hiro-o Hamaguchi 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: 398 publications — 80th percentile

80% of scientists in this discipline score the same or lower.

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

Hiro-o Hamaguchi 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 Hiro-o Hamaguchi 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: 70 D-Index — 68th percentile

68% of scientists in this discipline score the same or lower.

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

Overview

Hiro-o Hamaguchi is affiliated with National Yang Ming Chiao Tung University in Taiwan and conducts research primarily in the fields of Physics and Astronomy as well as Chemistry. Their work focuses extensively on Atomic and Molecular Physics, and Optics, alongside areas such as Analytical Chemistry and Biophysics.

The scientist's research topics revolve around spectroscopy and quantum chemical studies, including spectroscopic and chemometric analyses. Their studies also touch on applying spectroscopy techniques in biomedical and chemical research, material dynamics and properties, quantum and superfluid helium dynamics, photoreceptor and optogenetics research, and nanopore and nanochannel transport studies.

Hiro-o Hamaguchi has contributed scholarly articles to a variety of publication venues. Their most frequent publication venue is the Journal of Raman Spectroscopy, with 14 papers published there. Other venues include The Journal of Physical Chemistry B and The Journal of Poultry Science, each with two publications, as well as Nature Communications and ACS Nano with one publication each.

Recent papers authored by or involving Hiro-o Hamaguchi include:

  • "Vibrational couplings and energy transfer pathways of water's bending mode," 2020, Nature Communications
  • "Water-Induced Self-Assembly of Amphiphilic Discotic Molecules for Adaptive Artificial Water Channels," 2021, ACS Nano
  • "Toward standardization of Raman spectroscopy: Accurate wavenumber and intensity calibration using rotational Raman spectra of H2, HD, D2, and vibration-rotation spectrum of O2," 2020, Journal of Raman Spectroscopy
  • "Ordered structures in liquid water: Is cold water a genuine liquid?," 2022, Journal of Raman Spectroscopy
  • "Organelle specific simultaneous Raman/green fluorescence protein microspectroscopy for living cell physicochemical studies," 2020, Journal of Biophotonics

Frequent co-authors of Hiro-o Hamaguchi include:

  • Ankit Raj
  • Laurence A. Nafié
  • L. D. Ziegler
  • Philippe Colomban
  • Jürgen Popp

Best Publications

  • Discovery of a magnetic ionic liquid [bmim]FeCl4

    Satoshi Hayashi;Hiro-O Hamaguchi

  • Raman Spectra, Crystal Polymorphism, and Structure of a Prototype Ionic-liquid [bmim]Cl

    Satoshi Hayashi;Ryosuke Ozawa;Hiro-O Hamaguchi

  • Crystal Structure of 1-Butyl-3-methylimidazolium Chloride. A Clue to the Elucidation of the Ionic Liquid Structure

    Satyen Saha;Satoshi Hayashi;Akiko Kobayashi;Hiro-O Hamaguchi

  • Pathogenesis of acute hepatopancreatic necrosis disease (AHPND) in shrimp.

    Hung-Chiao Lai;Tze Hann Ng;Masahiro Ando;Chung-Te Lee

  • Local structure formation in alkyl-imidazolium-based ionic liquids as revealed by linear and nonlinear Raman spectroscopy.

    Koichi Iwata;Hajime Okajima;Satyen Saha;Hiro-O Hamaguchi

  • Rotational Isomerism and Structure of the 1-Butyl-3-methylimidazolium Cation in the Ionic Liquid State

    Ryosuke Ozawa;Satoshi Hayashi;Satyen Saha;Akiko Kobayashi

  • Structure of an ionic liquid, 1-n-butyl-3-methylimidazolium iodide, studied by wide-angle X-ray scattering and Raman spectroscopy

    Hideki Katayanagi;Satoshi Hayashi;Hiro-o Hamaguchi;Keiko Nishikawa

  • Molecular-level investigation of the structure, transformation, and bioactivity of single living fission yeast cells by time- and space-resolved Raman spectroscopy.

    Yu-San Huang;Takeshi Karashima;Masayuki Yamamoto;Hiro-o Hamaguchi

  • Microscopic Mechanism of Solute−Solvent Energy Dissipation Probed by Picosecond Time-Resolved Raman Spectroscopy

    Koichi Iwata;Hiro-o Hamaguchi

  • Structural change of 1-butyl-3-methylimidazolium tetrafluoroborate + water mixtures studied by infrared vibrational spectroscopy.

    Yoonnam Jeon;Jaeho Sung;Doseok Kim;Chungwon Seo

  • Proton-Conducting Properties of a Brønsted Acid−Base Ionic Liquid and Ionic Melts Consisting of Bis(trifluoromethanesulfonyl)imide and Benzimidazole for Fuel Cell Electrolytes

    Hirofumi Nakamoto;Akihiro Noda;Kikuko Hayamizu;Satoshi Hayashi

  • A new class of magnetic fluids: bmim[FeCl/sub 4/] and nbmim[FeCl/sub 4/] ionic liquids

    S. Hayashi;S. Saha;H. Hamaguchi

  • Ultrabroadband (>2500cm−1) multiplex coherent anti-Stokes Raman scattering microspectroscopy using a supercontinuum generated from a photonic crystal fiber

    Hideaki Kano;Hiro O. Hamaguchi

  • Vibrationally resonant imaging of a single living cell by supercontinuum-based multiplex coherent anti-Stokes Raman scattering microspectroscopy

    Hideaki Kano;Hiro O. Hamaguchi

  • Quantitative Coherent Anti-Stokes Raman Scattering (CARS) Microscopy

    James P.R. Day;Katrin F. Domke;Gianluca Rago;Hideaki Kano

  • Ultrafast Time-Resolved Spontaneous and Coherent Raman Spectroscopy: The Structure and Dynamics of Photogenerated Transient Species

    H. Hamaguchi;T. L. Gustafson

  • Heat capacity and glass transition of an ionic liquid 1-butyl-3-methylimidazolium chloride

    Osamu Yamamuro;Yoko Minamimoto;Yasuhiro Inamura;Satoshi Hayashi

  • Nanosecond Time-Resolved Infrared Spectroscopy with a Dispersive Scanning Spectrometer

    Tetsuro Yuzawa;Chihiro Kato;Michael W. George;Hiro-O Hamaguchi

  • Melting and freezing behaviors of prototype ionic liquids, 1-butyl-3-methylimidazolium bromide and its chloride, studied by using a nano-Watt differential scanning calorimeter.

    Keiko Nishikawa;Shaolan Wang;Hideki Katayanagi;Satoshi Hayashi

  • Local structure at the air/liquid interface of room-temperature ionic liquids probed by infrared-visible sum frequency generation vibrational spectroscopy: 1-alkyl-3-methylimidazolium tetrafluoroborates.

    Toshifumi Iimori;Takashi Iwahashi;Kaname Kanai;Kazuhiko Seki

Frequent Co-Authors

Mitsuo Tasumi
Mitsuo Tasumi University of Tokyo
Takehiko Shimanouchi
Takehiko Shimanouchi University of Tokyo
Masayuki Yamamoto
Masayuki Yamamoto Tohoku University
Tokuko Haraguchi
Tokuko Haraguchi Osaka University
Yasushi Hiraoka
Yasushi Hiraoka Osaka University
Haruo Kuroda
Haruo Kuroda Tokyo University of Science
Makoto Kawamukai
Makoto Kawamukai Shimane University
Mischa Bonn
Mischa Bonn Max Planck Institute for Polymer Research
Takashi Osumi
Takashi Osumi University of Hyogo

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