World's Best Scientists 2026 revealed!
Koji Fujita

Koji Fujita

D-Index & Metrics

Materials Science

D-Index
42
Citations
6891
World Ranking
12554
National Ranking
794

Koji Fujita publication distribution in Materials Science in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Materials Science in 2026. The highlighted bar marks where Koji Fujita sits on this spectrum.

50–69 publications: 28 scientists 70–89 publications: 152 scientists 90–109 publications: 356 scientists 110–129 publications: 487 scientists 130–149 publications: 723 scientists 150–169 publications: 835 scientists 170–189 publications: 850 scientists 190–209 publications: 891 scientists 210–229 publications: 862 scientists 230–249 publications: 766 scientists 250–269 publications: 726 scientists 270–289 publications: 665 scientists 290–309 publications: 593 scientists 310–329 publications: 537 scientists 330–349 publications: 477 scientists 350–369 publications: 440 scientists 370–389 publications: 356 scientists 390–409 publications: 321 scientists 410–429 publications: 256 scientists 430–449 publications: 246 scientists 450–469 publications: 216 scientists 470–489 publications: 212 scientists 490–509 publications: 174 scientists 510–529 publications: 194 scientists 530–549 publications: 162 scientists 550–569 publications: 131 scientists 570–589 publications: 111 scientists 590–609 publications: 103 scientists 610–629 publications: 99 scientists 630–649 publications: 77 scientists 650–669 publications: 92 scientists 670–689 publications: 56 scientists 690–709 publications: 53 scientists 710–729 publications: 53 scientists 730–749 publications: 38 scientists 750–769 publications: 52 scientists 770–789 publications: 43 scientists 790–809 publications: 38 scientists 810–829 publications: 34 scientists 830–849 publications: 25 scientists 850–869 publications: 18 scientists 870–889 publications: 20 scientists 890–909 publications: 24 scientists 910–929 publications: 27 scientists 930–949 publications: 20 scientists 950–969 publications: 17 scientists 970–989 publications: 10 scientists 990–1,009 publications: 16 scientists 1,010–1,029 publications: 13 scientists 1,030–1,049 publications: 12 scientists 1,050–1,069 publications: 9 scientists 1,070–1,089 publications: 8 scientists 1,090–1,109 publications: 7 scientists 1,110–1,129 publications: 9 scientists 1,130–1,149 publications: 2 scientists 1,150–1,162 publications: 5 scientists 1,163+ publications: 100 scientists
50 publications 1,163+

This scientist: 303 publications — 61st percentile

61% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,163 publications or more.

Koji Fujita D-index placement in Materials Science in 2026

The chart shows the D-index (discipline H-index) distribution of Materials Science scientists ranked by Research.com in 2026. The highlighted bar marks where Koji Fujita sits on this spectrum.

40–41 D-Index: 211 scientists 42–43 D-Index: 450 scientists 44–45 D-Index: 612 scientists 46–47 D-Index: 612 scientists 48–49 D-Index: 598 scientists 50–51 D-Index: 657 scientists 52–53 D-Index: 667 scientists 54–55 D-Index: 621 scientists 56–57 D-Index: 597 scientists 58–59 D-Index: 610 scientists 60–61 D-Index: 587 scientists 62–63 D-Index: 606 scientists 64–65 D-Index: 533 scientists 66–67 D-Index: 490 scientists 68–69 D-Index: 469 scientists 70–71 D-Index: 378 scientists 72–73 D-Index: 421 scientists 74–75 D-Index: 359 scientists 76–77 D-Index: 323 scientists 78–79 D-Index: 299 scientists 80–81 D-Index: 230 scientists 82–83 D-Index: 210 scientists 84–85 D-Index: 195 scientists 86–87 D-Index: 203 scientists 88–89 D-Index: 175 scientists 90–91 D-Index: 175 scientists 92–93 D-Index: 142 scientists 94–95 D-Index: 121 scientists 96–97 D-Index: 117 scientists 98–99 D-Index: 107 scientists 100–101 D-Index: 88 scientists 102–103 D-Index: 85 scientists 104–105 D-Index: 68 scientists 106–107 D-Index: 62 scientists 108–109 D-Index: 57 scientists 110–111 D-Index: 45 scientists 112–113 D-Index: 49 scientists 114–115 D-Index: 50 scientists 116–117 D-Index: 34 scientists 118–119 D-Index: 38 scientists 120–121 D-Index: 37 scientists 122–123 D-Index: 29 scientists 124–125 D-Index: 28 scientists 126–127 D-Index: 24 scientists 128–129 D-Index: 33 scientists 130–131 D-Index: 28 scientists 132–133 D-Index: 21 scientists 134–135 D-Index: 20 scientists 136–137 D-Index: 23 scientists 138–139 D-Index: 17 scientists 140–141 D-Index: 12 scientists 142–143 D-Index: 17 scientists 144–145 D-Index: 21 scientists 146–147 D-Index: 13 scientists 148–149 D-Index: 11 scientists 150–151 D-Index: 14 scientists 152–153 D-Index: 13 scientists 154–155 D-Index: 9 scientists 156–157 D-Index: 10 scientists 158–159 D-Index: 7 scientists 160–161 D-Index: 4 scientists 162–163 D-Index: 4 scientists 164 D-Index: 3 scientists 165+ D-Index: 98 scientists
40 D-Index 165+

This scientist: 42 D-Index — 3rd percentile

3% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 165 D-Index or more.

Overview

Koji Fujita is affiliated with Kyoto University in Japan and specializes in the field of Materials Science, with a focus on Materials Chemistry. Their research spans several subfields including Electronic, Optical and Magnetic Materials, Condensed Matter Physics, Electrical and Electronic Engineering, and Renewable Energy, Sustainability and the Environment.

Their work covers a range of topics related to materials with special emphasis on:

  • Multiferroics and related materials
  • Ferroelectric and Piezoelectric Materials
  • Crystallization and Solubility Studies
  • X-ray Diffraction in Crystallography
  • Advanced Condensed Matter Physics
  • Magnetic and transport properties of perovskites and related materials
  • Layered Double Hydroxides Synthesis and Applications

Koji Fujita has published in several frequent venues, reflecting their focus and interests. These include:

  • The Cambridge Structural Database
  • Chemistry of Materials
  • Journal of the American Chemical Society
  • Journal of Materials Chemistry C
  • Inorganic Chemistry

Recent scientific publications highlight a variety of topics within materials chemistry and condensed matter physics. Notable papers include:

  • "Dehydration of Electrochemically Protonated Oxide: SrCoO2 with Square Spin Tubes" (2021), Journal of the American Chemical Society
  • "Bi12O17Cl2 with a Sextuple BiO Layer Composed of Rock-Salt and Fluorite Units and its Structural Conversion through Fluorination to Enhance Photocatalytic Activity" (2022), Advanced Functional Materials
  • "PbBi3O4X3 (X = Cl, Br) with Single/Double Halogen Layers as a Photocatalyst for Visible-Light-Driven Water Splitting: Impact of a Halogen Layer on the Band Structure and Stability" (2021), Chemistry of Materials
  • "Anionic Sublattices in Halide Solid Electrolytes: A Case Study with the High-Pressure Phase of Li3ScCl6" (2024), Angewandte Chemie International Edition
  • "Thermal multiferroics in all-inorganic quasi-two-dimensional halide perovskites" (2024), Nature Materials

Koji Fujita collaborates frequently with the following researchers:

  • Hiroshi Kageyama
  • Cédric Tassel
  • Hiroki Ubukata
  • Daichi Kato
  • Hao-Bo Li

Best Publications

  • Synthesis of Monolithic Al2O3 with Well-Defined Macropores and Mesostructured Skeletons via the Sol−Gel Process Accompanied by Phase Separation

    Yasuaki Tokudome;Koji Fujita;Kazuki Nakanishi;Kiyotaka Miura

  • Wavelength-tunable spasing in the visible.

    Xiangeng Meng;Xiangeng Meng;Alexander V. Kildishev;Koji Fujita;Katsuhisa Tanaka

  • Monolithic TiO2 with controlled multiscale porosity via a template-free sol-gel process accompanied by phase separation

    Junko Konishi;Koji Fujita;Kazuki Nakanishi;Kazuyuki Hirao

  • Periodic nanovoid structures via femtosecond laser irradiation.

    Shingo Kanehira;Jinhai Si;Jianrong Qiu;Koji Fujita

  • Random lasers with coherent feedback from highly transparent polymer films embedded with silver nanoparticles

    Xiangeng Meng;Koji Fujita;Yanhua Zong;Shunsuke Murai

  • Accelerated discovery of cathode materials with prolonged cycle life for lithium-ion battery

    Motoaki Nishijima;Takuya Ootani;Yuichi Kamimura;Toshitsugu Sueki

  • Space-selective precipitation of non-linear optical crystals inside silicate glasses using near-infrared femtosecond laser

    Yoshinori Yonesaki;Kiyotaka Miura;Ryuhei Araki;Koji Fujita

  • Crystalline ZrO2 Monoliths with Well-Defined Macropores and Mesostructured Skeletons Prepared by Combining the Alkoxy-Derived Sol–Gel Process Accompanied by Phase Separation and the Solvothermal Process

    Junko Konishi;Koji Fujita;Satoshi Oiwa;Kazuki Nakanishi

  • Coherent random lasers in weakly scattering polymer films containing silver nanoparticles

    Xiangeng Meng;Koji Fujita;Koji Fujita;Shunsuke Murai;Katsuhisa Tanaka

  • First-principles XANES simulations of spinel zinc ferrite with a disordered cation distribution

    Seisuke Nakashima;Koji Fujita;Katsuhisa Tanaka;Kazuyuki Hirao

  • A labile hydride strategy for the synthesis of heavily nitridized BaTiO3.

    Takeshi Yajima;Takeshi Yajima;Fumitaka Takeiri;Kohei Aidzu;Hirofumi Akamatsu

  • Plasmonically controlled lasing resonance with metallic-dielectric core-shell nanoparticles.

    Xiangeng Meng;Koji Fujita;Koji Fujita;Shunsuke Murai;Tomohiko Matoba

  • Antiferromagnetic superexchange via 3d states of titanium in EuTiO3 as seen from hybrid Hartree-Fock density functional calculations

    Hirofumi Akamatsu;Yu Kumagai;Fumiyasu Oba;Koji Fujita

  • Hybrid Improper Ferroelectricity in (Sr,Ca)3Sn2O7 and Beyond: Universal Relationship between Ferroelectric Transition Temperature and Tolerance Factor in n = 2 Ruddlesden–Popper Phases

    Suguru Yoshida;Hirofumi Akamatsu;Ryosuke Tsuji;Olivier Hernandez

  • High magnetization and the high-temperature superparamagnetic transition with intercluster interaction in disordered zinc ferrite thin film

    Seisuke Nakashima;Koji Fujita;Katsuhisa Tanaka;Kazuyuki Hirao

  • Ferroelectric Sr3Zr2O7 Competition between Hybrid Improper Ferroelectric and Antiferroelectric Mechanisms

    Suguru Yoshida;Koji Fujita;Hirofumi Akamatsu;Olivier Hernandez

  • Remarkable Magneto-Optical Properties of Europium Selenide Nanoparticles with Wide Energy Gaps

    Yasuchika Hasegawa;Taka Aki Adachi;Atsushi Tanaka;Mohammad Afzaal

  • Structural characterization of hierarchically porous alumina aerogel and xerogel monoliths.

    Yasuaki Tokudome;Kazuki Nakanishi;Kazuyoshi Kanamori;Koji Fujita;Koji Fujita

  • Room-Temperature Polar Ferromagnet ScFeO3 Transformed from a High-Pressure Orthorhombic Perovskite Phase

    Takahiro Kawamoto;Koji Fujita;Ikuya Yamada;Tomohiko Matoba

  • Phase-separation-induced titania monoliths with well-defined macropores and mesostructured framework from colloid-derived sol-gel systems

    Junko Konishi;Koji Fujita;Kazuki Nakanishi;Kazuyuki Hirao

Frequent Co-Authors

Katsuhisa Tanaka
Katsuhisa Tanaka Kyoto University
Kazuyuki Hirao
Kazuyuki Hirao Kyoto University
Kazuki Nakanishi
Kazuki Nakanishi Nagoya University
Isao Tanaka
Isao Tanaka Kyoto University
Kiyotaka Miura
Kiyotaka Miura Kyoto University
Yasuchika Hasegawa
Yasuchika Hasegawa Hokkaido University
Hiroshi Kageyama
Hiroshi Kageyama Kyoto University
Naohiro Soga
Naohiro Soga Kyoto University
Venkatraman Gopalan
Venkatraman Gopalan Pennsylvania State University
Yoji Kobayashi
Yoji Kobayashi King Abdullah University of Science and Technology

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