World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
33
Citations
4339
World Ranking
6104
National Ranking
266

Akihiko Hirata publication distribution in Electronics and Electrical Engineering in 2026

The chart shows the distribution of publications by all Research.com ranked scientists in the field of Electronics and Electrical Engineering in 2026. The highlighted bar marks where Akihiko Hirata sits on this spectrum.

34–53 publications: 24 scientists 54–73 publications: 52 scientists 74–93 publications: 114 scientists 94–113 publications: 203 scientists 114–133 publications: 269 scientists 134–153 publications: 355 scientists 154–173 publications: 403 scientists 174–193 publications: 445 scientists 194–213 publications: 430 scientists 214–233 publications: 431 scientists 234–253 publications: 399 scientists 254–273 publications: 366 scientists 274–293 publications: 335 scientists 294–313 publications: 300 scientists 314–333 publications: 276 scientists 334–353 publications: 250 scientists 354–373 publications: 214 scientists 374–393 publications: 187 scientists 394–413 publications: 152 scientists 414–433 publications: 169 scientists 434–453 publications: 147 scientists 454–473 publications: 111 scientists 474–493 publications: 117 scientists 494–513 publications: 103 scientists 514–533 publications: 99 scientists 534–553 publications: 92 scientists 554–573 publications: 75 scientists 574–593 publications: 58 scientists 594–613 publications: 69 scientists 614–633 publications: 50 scientists 634–653 publications: 62 scientists 654–673 publications: 54 scientists 674–693 publications: 44 scientists 694–713 publications: 37 scientists 714–733 publications: 28 scientists 734–753 publications: 26 scientists 754–773 publications: 26 scientists 774–793 publications: 19 scientists 794–813 publications: 23 scientists 814–833 publications: 20 scientists 834–853 publications: 16 scientists 854–873 publications: 20 scientists 874–893 publications: 11 scientists 894–913 publications: 11 scientists 914–933 publications: 16 scientists 934–953 publications: 13 scientists 954–973 publications: 10 scientists 974–993 publications: 11 scientists 994–1,013 publications: 9 scientists 1,014–1,033 publications: 9 scientists 1,034–1,053 publications: 10 scientists 1,054–1,064 publications: 6 scientists 1,065+ publications: 99 scientists
34 publications 1,065+

This scientist: 228 publications — 38th percentile

38% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 1,065 publications or more.

Akihiko Hirata D-index placement in Electronics and Electrical Engineering in 2026

The chart shows the D-index (discipline H-index) distribution of Electronics and Electrical Engineering scientists ranked by Research.com in 2026. The highlighted bar marks where Akihiko Hirata sits on this spectrum.

30 D-Index: 178 scientists 31 D-Index: 257 scientists 32 D-Index: 263 scientists 33 D-Index: 262 scientists 34 D-Index: 244 scientists 35 D-Index: 236 scientists 36 D-Index: 211 scientists 37 D-Index: 220 scientists 38 D-Index: 214 scientists 39 D-Index: 214 scientists 40 D-Index: 205 scientists 41 D-Index: 187 scientists 42 D-Index: 194 scientists 43 D-Index: 201 scientists 44 D-Index: 155 scientists 45 D-Index: 189 scientists 46 D-Index: 148 scientists 47 D-Index: 160 scientists 48 D-Index: 134 scientists 49 D-Index: 130 scientists 50 D-Index: 141 scientists 51 D-Index: 156 scientists 52 D-Index: 108 scientists 53 D-Index: 130 scientists 54 D-Index: 112 scientists 55 D-Index: 97 scientists 56 D-Index: 111 scientists 57 D-Index: 102 scientists 58 D-Index: 108 scientists 59 D-Index: 120 scientists 60 D-Index: 103 scientists 61 D-Index: 93 scientists 62 D-Index: 92 scientists 63 D-Index: 74 scientists 64 D-Index: 77 scientists 65 D-Index: 73 scientists 66 D-Index: 64 scientists 67 D-Index: 69 scientists 68 D-Index: 60 scientists 69 D-Index: 39 scientists 70 D-Index: 57 scientists 71 D-Index: 59 scientists 72 D-Index: 46 scientists 73 D-Index: 49 scientists 74 D-Index: 38 scientists 75 D-Index: 35 scientists 76 D-Index: 32 scientists 77 D-Index: 35 scientists 78 D-Index: 31 scientists 79 D-Index: 22 scientists 80 D-Index: 34 scientists 81 D-Index: 31 scientists 82 D-Index: 34 scientists 83 D-Index: 23 scientists 84 D-Index: 18 scientists 85 D-Index: 30 scientists 86 D-Index: 19 scientists 87 D-Index: 19 scientists 88 D-Index: 20 scientists 89 D-Index: 8 scientists 90 D-Index: 17 scientists 91 D-Index: 7 scientists 92 D-Index: 14 scientists 93 D-Index: 9 scientists 94 D-Index: 15 scientists 95 D-Index: 10 scientists 96 D-Index: 12 scientists 97 D-Index: 10 scientists 98 D-Index: 10 scientists 99 D-Index: 12 scientists 100 D-Index: 16 scientists 101 D-Index: 5 scientists 102 D-Index: 7 scientists 103 D-Index: 7 scientists 104 D-Index: 8 scientists 105 D-Index: 9 scientists 106 D-Index: 13 scientists 107 D-Index: 4 scientists 108 D-Index: 5 scientists 109 D-Index: 10 scientists 110 D-Index: 8 scientists 111+ D-Index: 96 scientists
30 D-Index 111+

This scientist: 33 D-Index — 14th percentile

14% of scientists in this discipline score the same or lower.

The last bar groups every scientist with 111 D-Index or more.

Overview

Akihiko Hirata is affiliated with the Chiba Institute of Technology in Japan and is an active researcher in materials science and engineering. Their research contributions span multiple subfields, including materials chemistry, mechanical engineering, ceramics and composites, condensed matter physics, and atomic and molecular physics and optics.

The scientist's work focuses on several main topics, with notable emphasis on metallic glasses and amorphous alloys, glass properties and applications, material dynamics and properties, theoretical and computational physics, electrocatalysts for energy conversion, phase-change materials and chalcogenides, and nanoporous metals and alloys.

Akihiko Hirata has coauthored numerous publications with frequent collaborators including Yohei Onodera, M. Shiga, Shinji Kohara, Hirokazu Masai, and Jiuhui Han.

Key recent publications from Hirata include:

  • "Structure and properties of densified silica glass: characterizing the order within disorder," 2020, NPG Asia Materials
  • "Dealloying Kinetics of AgAu Nanoparticles by In Situ Liquid-Cell Scanning Transmission Electron Microscopy," 2020, Nano Letters
  • "Metallic Glacial Glass Formation by a First-Order Liquid-Liquid Transition," 2020, The Journal of Physical Chemistry Letters
  • "Vapor phase dealloying kinetics of MnZn alloys," 2021, Acta Materialia
  • "Structural changes during glass formation extracted by computational homology with machine learning," 2020, Communications Materials

Hirata has published multiple articles in frequent venues such as Communications Materials, NPG Asia Materials, Acta Materialia, Scientific Reports, and the Journal of the Ceramic Society of Japan. Their body of research also highlights an interdisciplinary approach integrating theoretical, computational, and experimental methods to investigate the properties and dynamics of advanced materials.

Best Publications

  • 120-GHz-band millimeter-wave photonic wireless link for 10-Gb/s data transmission

    A. Hirata;T. Kosugi;H. Takahashi;R. Yamaguchi

  • 120-GHz wireless link using photonic techniques for generation, modulation, and emission of millimeter-wave signals

    A. Hirata;M. Harada;T. Nagatsuma

  • 120-GHz-Band Wireless Link Technologies for Outdoor 10-Gbit/s Data Transmission

    A. Hirata;T. Kosugi;H. Takahashi;J. Takeuchi

  • 10-Gbit/s Wireless Link Using InP HEMT MMICs for Generating 120-GHz-Band Millimeter-Wave Signal

    A. Hirata;R. Yamaguchi;T. Kosugi;H. Takahashi

  • High-power photonic millimetre wave generation at 100 GHz using matching-circuit-integrated uni-travelling-carrier photodiodes

    H. Ito;T. Nagatsuma;A. Hirata;T. Minotani

  • Transmission Characteristics of 120-GHz-Band Wireless Link Using Radio-on-Fiber Technologies

    A. Hirata;H. Takahashi;R. Yamaguchi;T. Kosugi

  • Broadband dielectric spectroscopy of glucose aqueous solution: Analysis of the hydration state and the hydrogen bond network

    Keiichiro Shiraga;Tetsuhito Suzuki;Naoshi Kondo;Takuro Tajima

  • 8 Gbit/s wireless data transmission at 250 GHz

    H.-J. Song;K. Ajito;A. Hirata;A. Wakatsuki

  • 64 $\, imes\,$ 64-Element and 32 $\, imes\,$ 32-Element Slot Array Antennas Using Double-Layer Hollow-Waveguide Corporate-Feed in the 120 GHz Band

    Dongjin Kim;Jiro Hirokawa;Makoto Ando;Jun Takeuchi

  • 5.8-km 10-Gbps data transmission over a 120-GHz-band wireless link

    A. Hirata;T. Kosugi;H. Takahashi;J. Takeuchi

  • Design and characterization of a 120-GHz millimeter-wave antenna for integrated photonic transmitters

    A. Hirata;H. Ishii;T. Nagatsuma

  • Low-phase noise photonic millimeter-wave generator using an AWG integrated with a 3-dB combiner

    A. Hirata;H. Takahashi;K. Okamoto;T. Nagatsuma

  • Small capacitance change detection device

    Hiroki Morimura;Satoshi Shigematsu;Katsuyuki Machida;Akihiko Hirata

  • Giga-bit wireless link using 300–400 GHz bands

    Tadao Nagatsuma;Ho-Jin Song;Yoshihide Fujimoto;Kazumasa Miyake

  • Method of fabricating a surface shape recognition sensor

    Katsuyuki Machida;Satoshi Shigematsu;Hiroki Morimura;Akihiko Hirata

  • 1.55-/spl mu/m photonic systems for microwave and millimeter-wave measurement

    T. Nagatsuma;M. Shinagawa;N. Sabri;A. Sasaki

  • 120-GHz Tx/Rx chipset for 10-Gbit/s wireless applications using 0.1 /spl mu/m-gate InP HEMTs

    T. Kosugi;M. Tokumitsu;T. Enoki;M. Muraguchi

  • Double‐disk structure for output coupling in microdisk lasers

    D. Y. Chu;M. K. Chin;W. G. Bi;H. Q. Hou

  • High-directivity photonic emitter using photodiode module integrated with HEMT amplifier for 10-Gbit/s wireless link

    A. Hirata;T. Kosugi;N. Meisl;T. Shibata

  • Effect of Rain Attenuation for a 10-Gb/s 120-GHz-Band Millimeter-Wave Wireless Link

    A. Hirata;R. Yamaguchi;H. Takahashi;T. Kosugi

  • PAPER Special Section on Recent Technologies of Microwave and Millimeter-Wave Devices Low-Phase Noise Photonic Millimeter-Wave Generator Using an AWG Integrated with a 3-dB Combiner

    Akihiko Hirata;Hiroyoshi Togo;Naofumi Shimizu;Hiroshi Takahashi

Frequent Co-Authors

Tadao Nagatsuma
Tadao Nagatsuma Osaka University
Jiro Hirokawa
Jiro Hirokawa Tokyo Institute of Technology
Ho-Jin Song
Ho-Jin Song Pohang University of Science and Technology
Tadao Ishibashi
Tadao Ishibashi NTT (Japan)
Takatomo Enoki
Takatomo Enoki NTT (Japan)
Makoto Ando
Makoto Ando Keio University
Thomas Kurner
Thomas Kurner Technische Universität Braunschweig
Hidehiko Takara
Hidehiko Takara NTT (Japan)
Peter J. Winzer
Peter J. Winzer Nokia (United States)
Cyril Luxey
Cyril Luxey Université Côte d'Azur

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