World's Best Scientists 2026 revealed!

D-Index & Metrics

Chemistry

D-Index
53
Citations
9680
World Ranking
13108
National Ranking
517

Toshihiko Yokoyama 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 Toshihiko Yokoyama 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: 300 publications — 63rd percentile

63% of scientists in this discipline score the same or lower.

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

Toshihiko Yokoyama 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 Toshihiko Yokoyama 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: 53 D-Index — 28th percentile

28% of scientists in this discipline score the same or lower.

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

Overview

Toshihiko Yokoyama is affiliated with the Institute of Molecular Sciences in France. The scientist's research spans multiple fields, primarily focused on Medicine and Materials Science. Within these broad areas, Yokoyama has contributed to subfields including Materials Chemistry, Pulmonary and Respiratory Medicine, Oncology, Electronic, Optical and Magnetic Materials, and Renewable Energy, Sustainability and the Environment.

Yokoyama's main research topics cover:

  • Lung Cancer Treatments and Mutations
  • Colorectal Cancer Treatments and Studies
  • Electrocatalysts for Energy Conversion
  • Fuel Cells and Related Materials
  • Electron and X-Ray Spectroscopy Techniques
  • Magnetic properties of thin films
  • Catalytic Processes in Materials Science

The scientist has collaborated frequently with several co-authors, including:

  • Yuta Kodama
  • Masayasu Inagaki
  • Masahiro Morise
  • Ryota Ito
  • Yusuke Tsushima

Yokoyama has published in various scientific venues, with multiple publications in each of the following:

  • The Journal of Physical Chemistry C
  • Haigan
  • Synchrotron Radiation News
  • Therapeutic Advances in Medical Oncology
  • Research Square

Representative papers authored or co-authored by Yokoyama include:

  • "A Prospective, Randomized, Open-Label Trial of Early versus Late Favipiravir Therapy in Hospitalized Patients with COVID-19," 2020, Antimicrobial Agents and Chemotherapy
  • "A multicenter cohort study of osimertinib compared with afatinib as first-line treatment for EGFR-mutated non-small-cell lung cancer from practical dataset: CJLSG1903," 2021, ESMO Open
  • "Clinical efficacy of osimertinib in EGFR-mutant non-small cell lung cancer with distant metastasis," 2022, BMC Cancer
  • "Transforming Thermal Expansion from Positive to Negative: The Case of Cubic Magnetic Compounds of (Zr,Nb)Fe2," 2020, The Journal of Physical Chemistry Letters
  • "Pt17 nanocluster electrocatalysts: preparation and origin of high oxygen reduction reaction activity," 2023, Nanoscale

Best Publications

  • In Operando X-ray Absorption Fine Structure Studies of Polyoxometalate Molecular Cluster Batteries: Polyoxometalates as Electron Sponges

    Heng Wang;Shun Hamanaka;Yoshio Nishimoto;Stephan Irle

  • Visible Light-Sensitive Cu(II)-Grafted TiO2 Photocatalysts: Activities and X-ray Absorption Fine Structure Analyses

    Hiroshi Irie;Kazuhide Kamiya;Toshihiko Shibanuma;Shuhei Miura

  • Adsorption of Thiolates to Singly Coordinated Sites on Au(111) Evidenced by Photoelectron Diffraction

    Hiroshi Kondoh;M. Iwasaki;T. Shimada;K. Amemiya

  • Nanohybridization of Polyoxometalate Clusters and Single‐Wall Carbon Nanotubes: Applications in Molecular Cluster Batteries

    Naoya Kawasaki;Heng Wang;Ryo Nakanishi;Shun Hamanaka

  • Polarized Cu K-edge XANES of square planar CuCl42− ion. Experimental and theoretical evidence for shake-down phenomena

    Nobuhiro Kosugi;Toshihiko Yokoyama;Kiyotaka Asakura;Haruo Kuroda

  • Large-Gap Magnetic Topological Heterostructure Formed by Subsurface Incorporation of a Ferromagnetic Layer

    Toru Hirahara;Sergey V. Eremeev;Tetsuroh Shirasawa;Yuma Okuyama

  • Hierarchy of bond stiffnesses within icosahedral-based gold clusters protected by thiolates

    Seiji Yamazoe;Shinjiro Takano;Wataru Kurashige;Toshihiko Yokoyama

  • Determination of bond lengths, atomic mean-square relative displacements, and local thermal expansion by means of soft-x-ray photoabsorption.

    L. Tröger;T. Yokoyama;D. Arvanitis;T. Lederer

  • X-ray magnetic circular dichroism of size-selected, thiolated gold clusters.

    Yuichi Negishi;Hironori Tsunoyama;Motohiro Suzuki;Naomi Kawamura

  • Polarized XANES studies of oriented polyethylene and fluorinated polyethylenes

    Toshiaki Ohta;Kazuhiko Seki;Toshihiko Yokoyama;Ikuo Morisada

  • Operando Time-Resolved X-ray Absorption Fine Structure Study for Surface Events on a Pt3Co/C Cathode Catalyst in a Polymer Electrolyte Fuel Cell during Voltage-Operating Processes

    Nozomu Ishiguro;Nozomu Ishiguro;Takahiro Saida;Tomoya Uruga;Shin Ichi Nagamatsu

  • Core hole effect in NEXAFS spectroscopy of polycyclic aromatic hydrocarbons: Benzene, chrysene, perylene, and coronene

    Hiroshi Oji;Ryuichi Mitsumoto;Eisuke Ito;Hisao Ishii

  • Anharmonic Interatomic Potentials of Metals and Metal Bromides Determined by EXAFS

    Toshihiko Yokoyama;Tomiaki Satsukawa;Toshiaki Ohta

  • X-ray absorption spectra of poly-p-phenylenes and polyacenes: localization of π orbitals

    Toshihiko Yokoyama;Kazuhiko Seki;Ikuo Morisada;Kunishige Edamatsu

  • CHARACTERIZATION OF MAGNETIC COFE CYANIDES BY X-RAY-ABSORPTION FINE-STRUCTURE SPECTROSCOPY

    Toshihiko Yokoyama;Toshiaki Ohta;Osamu Sato;Kazuhito Hashimoto

  • Anharmonic interatomic potentials of diatomic and linear triatomic molecules studied by extended x-ray-absorption fine structure

    Toshihiko Yokoyama;Kaori Kobayashi;Toshiaki Ohta;Akito Ugawa

  • Perpendicular magnetic anisotropy at the interface between ultrathin Fe film and MgO studied by angular-dependent x-ray magnetic circular dichroism

    J. Okabayashi;J. W. Koo;H. Sukegawa;S. Mitani

  • A soft X-ray beamline for surface chemistry at the Photon Factory

    Kenta Amemiya;Hiroshi Kondoh;Toshihiko Yokoyama;Toshiaki Ohta

  • Characterization of Cr(III)-grafted TiO2 for photocatalytic reaction under visible light

    Hiroshi Irie;Toshihiko Shibanuma;Kazuhide Kamiya;Shuhei Miura

  • Face and facial feature extraction from color image

    H. Wu;T. Yokoyama;D. Pramadihanto;M. Yachida

Frequent Co-Authors

Toshiaki Ohta
Toshiaki Ohta Ritsumeikan University
Mizuki Tada
Mizuki Tada Nagoya University
Kunio Awaga
Kunio Awaga Nagoya University
Nobuhiro Kosugi
Nobuhiro Kosugi Osaka University
Haruo Kuroda
Haruo Kuroda Tokyo University of Science
Yasuhiro Iwasawa
Yasuhiro Iwasawa University of Electro-Communications
Kiyotaka Asakura
Kiyotaka Asakura Hokkaido University
Manabu Kiguchi
Manabu Kiguchi Tokyo Institute of Technology
Kazuhito Hashimoto
Kazuhito Hashimoto National Institute for Materials Science
Shin-ichi Ohkoshi
Shin-ichi Ohkoshi University of Tokyo

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