World's Best Scientists 2026 revealed!
Makoto Konagai

Makoto Konagai

D-Index & Metrics

Materials Science

D-Index
60
Citations
13577
World Ranking
7015
National Ranking
378

Makoto Konagai 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 Makoto Konagai 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: 699 publications — 95th percentile

95% of scientists in this discipline score the same or lower.

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

Makoto Konagai 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 Makoto Konagai 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: 60 D-Index — 46th percentile

46% of scientists in this discipline score the same or lower.

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

Overview

Makoto Konagai is affiliated with Tokyo City University in Japan and has contributed to research primarily in the fields of Engineering and Materials Science. Their work spans several subfields, including Electrical and Electronic Engineering, Materials Chemistry, Polymers and Plastics, Biomedical Engineering, and Atomic and Molecular Physics and Optics.

The research topics explored by Konagai include Thin-Film Transistor Technologies, Perovskite Materials and Applications, Chalcogenide Semiconductor Thin Films, Silicon Nanostructures and Photoluminescence, Conducting Polymers and Applications, Nanowire Synthesis and Applications, and Photonic and Optical Devices.

Konagai has published in various academic venues, with frequent contributions to:

  • Materials Science in Semiconductor Processing
  • Superlattices and Microstructures
  • AIP Advances
  • Progress in Photovoltaics Research and Applications
  • EU PVSEC

Among recent papers authored or coauthored by Konagai are:

  • "Antireflection effect of high haze FTO for improving short circuit current density of perovskite solar cells," 2023, Materials Science in Semiconductor Processing
  • "Photovoltaic effect in Si/SiO2 superlattice microdisk array solar cell structure," 2020, Superlattices and Microstructures
  • "Numerical simulation of edge effects in silicon hetero-junction solar cells," 2022, AIP Advances
  • "Flexible bifacial amorphous Si quintuple- and sextuple-junction solar cells for Internet of Things devices," 2020, Progress in Photovoltaics Research and Applications
  • "Enhanced photoluminescence from strained Ge-on-Insulator surface-passivated with hydrogenated amorphous Si," 2020, Materials Science in Semiconductor Processing

Frequent coauthors collaborating with Konagai include:

  • Ryousuke Ishikawa
  • Porponth Sichanugrist
  • Yukimi Ichikawa
  • H. Noge
  • Yulu He

Best Publications

  • High efficiency GaAs thin film solar cells by peeled film technology

    Makoto Konagai;Mitsunori Sugimoto;Kiyoshi Takahashi

  • Electrical and optical properties of boron‐doped ZnO thin films for solar cells grown by metalorganic chemical vapor deposition

    Wilson W. Wenas;Akira Yamada;Kiyoshi Takahashi;Masahiro Yoshino

  • Atomic layer deposition of ZnO transparent conducting oxides

    Akira Yamada;Baosheng Sang;Makoto Konagai

  • Numerical modeling of CdS/CdTe and CdS/CdTe/ZnTe solar cells as a function of CdTe thickness

    Nowshad Amin;Kamaruzzaman Sopian;Makoto Konagai

  • Characterization of p‐type GaAs heavily doped with carbon grown by metalorganic molecular‐beam epitaxy

    Koki Saito;Eisuke Tokumitsu;Takeshi Akatsuka;Motoya Miyauchi

  • Textured ZnO Thin Films for Solar Cells Grown by Metalorganic Chemical Vapor Deposition

    Wilson W. Wenas;Akira Yamada;Makoto Konagai;Kiyoshi Takahashi

  • Metallic p-type GaAs and GaAlAs grown by metalorganic molecular beam epitaxy

    Makoto Konagai;Takumi Yamada;Takeshi Akatsuka;Koki Saito

  • Photoelectrochemical water splitting using a Cu(In,Ga)Se2 thin film

    Daisuke Yokoyama;Tsutomu Minegishi;Kazuhiko Maeda;Masao Katayama

  • Molecular beam epitaxial growth of GaAs using trimethylgallium as a Ga source

    Eisuke Tokumitsu;Yoshimitsu Kudou;Makoto Konagai;Kiyoshi Takahashi

  • Preferred Orientation Control of Cu(In1-xGax)Se2 (x ?0.28) Thin Films and Its Influence on Solar Cell Characteristics

    Sutichai Chaisitsak;Akira Yamada;Makoto Konagai

  • Present Status and Future Prospects of Silicon Thin-Film Solar Cells

    Makoto Konagai

  • ZnO Films with Very High Haze Value for Use as Front Transparent Conductive Oxide Films in Thin-Film Silicon Solar Cells

    Aswin Hongsingthong;Taweewat Krajangsang;Ihsanul Afdi Yunaz;Shinsuke Miyajima

  • Textured ZnO Thin Films for Solar Cells Grown by a Two-step Process with the Atomic Layer Deposition Technique

    Baosheng Sang;Akira Yamada;Makoto Konagai

  • Heavily carbon doped p-type GaAs and GaAlAs grown by metalorganic molecular beam epitaxy

    Takumi Yamada;Eisuke Tokumitsu;Koki Saito;Takeshi Akatsuka

  • Preparation of boron-doped ZnO thin films by photo-atomic layer deposition

    Y. Yamamoto;K. Saito;K. Takahashi;M. Konagai

  • Single-electron charging effects in Nb/Nb oxide-based single-electron transistors at room temperature

    Jun-ichi Shirakashi;Kazuhiko Matsumoto;Naruhisa Miura;Makoto Konagai

  • High Quality Aluminum Oxide Passivation Layer for Crystalline Silicon Solar Cells Deposited by Parallel-Plate Plasma-Enhanced Chemical Vapor Deposition

    Shinsuke Miyajima;Junpei Irikawa;Akira Yamada;Makoto Konagai

  • Metalorganic Molecular-Beam Epitaxial Growth and Characterization of GaAs Using Trimethyl- and Triethyl-Gallium Sources

    Eisuke Tokumitsu;Yoshimitsu Kudou;Makoto Konagai;Kiyoshi Takahashi

  • Highly efficient 1 μm thick CdTe solar cells with textured TCOs

    Nowshad Amin;Takayuki Isaka;Akira Yamada;Makoto Konagai

  • Mobility Enhancement of Textured ZnO Films by Ultraviolet Light Irradiation

    Akira Yamada;Wilson W. Wenas;Masahiro Yoshino;Makoto Konagai

  • Computer simulation model of the effects of interface states on high‐performance amorphous silicon solar cells

    Unknown

Frequent Co-Authors

Akira Yamada
Akira Yamada Tokyo Institute of Technology
Eisuke Tokumitsu
Eisuke Tokumitsu Japan Advanced Institute of Science and Technology
Atsuo Yamada
Atsuo Yamada University of Tokyo
Nowshad Amin
Nowshad Amin Universiti Tenaga Nasional
Yasuhiro Hayakawa
Yasuhiro Hayakawa Shizuoka University
Dietmar Knipp
Dietmar Knipp Stanford University
Hideaki Ishii
Hideaki Ishii Tokyo Institute of Technology
Kihwan Kim
Kihwan Kim Nvidia (United Kingdom)
Takashi Fuyuki
Takashi Fuyuki Nara Institute of Science and Technology
Eicke R. Weber
Eicke R. Weber University of California, Berkeley

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