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Electronics and Electrical Engineering
Japan
2026

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
110
Citations
64292
World Ranking
97
National Ranking
2

Hirofumi Akagi 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 Hirofumi Akagi 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: 566 publications — 89th percentile

89% of scientists in this discipline score the same or lower.

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

Hirofumi Akagi 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 Hirofumi Akagi 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: 110 D-Index — 99th percentile

99% of scientists in this discipline score the same or lower.

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

Research.com Recognitions

  • 2026 - Research.com Electronics and Electrical Engineering in Japan Leader Award
  • 2025 - Research.com Electronics and Electrical Engineering in Japan Leader Award
  • 2023 - Research.com Electronics and Electrical Engineering in Japan Leader Award
  • 2022 - Research.com Electronics and Electrical Engineering in Japan Leader Award
  • 2018 - IEEE Medal in Power Engineering “For pioneering contributions to theory and practice of power conversion systems and their applications.”
  • 2008 - IEEE Richard Harold Kaufmann Award For pioneering contributions to the theory of instantaneous reactive power in three-phase circuits, and its applications to power conditioning
  • 1996 - IEEE Fellow For contributions to the theory of instantaneous reactive power in three-phase circuits, and to the development of active power filters for harmonic compensation in power systems.

Overview

Hirofumi Akagi is affiliated with the Tokyo Institute of Technology in Japan. Their research activity primarily spans the field of engineering, with a strong focus on electrical and electronic engineering and control and systems engineering as subfields.

The main topics in their work include Silicon Carbide Semiconductor Technologies, Advanced DC-DC Converters, Multilevel Inverters and Converters, Real-time Simulation and Control Systems, and HVDC Systems and Fault Protection.

Frequent publication venues where they have contributed include:

  • IEEE Transactions on Industry Applications
  • IEEE Transactions on Power Electronics
  • Energies
  • IEEE Power Electronics Magazine
  • IEEJ Transactions on Industry Applications

Their recent papers cover various aspects of power electronics and converter technology. These include:

  • Design and Performance of the 850-V 100-kW 16-kHz Bidirectional Isolated DC-DC Converter Using SiC-MOSFET/SBD H-Bridge Modules, 2020, IEEE Transactions on Power Electronics
  • Power-Loss Characterization and Reduction of the 750-V 100-KW 16-KHz Dual-Active-Bridge Converter With Buck and Boost Mode, 2021, IEEE Transactions on Industry Applications
  • A Real-Time Real-Power Emulator for a Medium-Voltage High-Speed Electrical Drive: Discussion on Mechanical Vibrations, 2021, IEEE Transactions on Industry Applications
  • Evaluation of a Three-Phase Bidirectional Isolated DC-DC Converter with Varying Transformer Configurations Using Phase-Shift Modulation and Burst-Mode Switching, 2020, Energies
  • Reminiscing Prof. Akira Nabae's Successful Voyage from the Mercury Era to the Silicon Age [In Memoriam], 2021, IEEE Power Electronics Magazine

Collaborations with other researchers are part of this scientist's work, with frequent coauthors including Ryo Haneda, Kenichiro Saito, Nuraina Syahira Mohd Sharifuddin, Nadia M. L. Tan, and Fang Peng.

They have received several awards over the course of their career. These include:

  • IEEE Medal in Power Engineering, 2018, "For pioneering contributions to theory and practice of power conversion systems and their applications."
  • IEEE Richard Harold Kaufmann Award, 2008, "For pioneering contributions to the theory of instantaneous reactive power in three-phase circuits, and its applications to power conditioning."
  • IEEE Fellow, 1996, "For contributions to the theory of instantaneous reactive power in three-phase circuits, and to the development of active power filters for harmonic compensation in power systems."

Best Publications

  • A New Neutral-Point-Clamped PWM Inverter

    Akira Nabae;Isao Takahashi;Hirofumi Akagi

  • Instantaneous Reactive Power Compensators Comprising Switching Devices without Energy Storage Components

    Hirofumi Akagi;Yoshihira Kanazawa;Akira Nabae

  • Instantaneous power theory and applications to power conditioning

    Hirofumi Akagi;Edson Hirokazu Watanabe;Mauricio Aredes

  • New trends in active filters for power conditioning

    H. Akagi

  • Control and Experiment of Pulsewidth-Modulated Modular Multilevel Converters

    M. Hagiwara;H. Akagi

  • The unified power quality conditioner: the integration of series- and shunt-active filters

    H. Fujita;H. Akagi

  • Classification, Terminology, and Application of the Modular Multilevel Cascade Converter (MMCC)

    H. Akagi

  • Active Harmonic Filters

    H. Akagi

  • A new approach to harmonic compensation in power systems-a combined system of shunt passive and series active filters

    F.Z. Peng;H. Akagi;A. Nabae

  • Control Strategy of Active Power Filters Using Multiple Voltage-Source PWM Converters

    Hirofumi Akagi;Akira Nabae;Satoshi Atoh

  • Trends in active power line conditioners

    H. Akagi

  • A practical approach to harmonic compensation in power systems-series connection of passive and active filters

    H. Fujita;H. Akagi

  • A Bidirectional DC–DC Converter for an Energy Storage System With Galvanic Isolation

    S. Inoue;H. Akagi

  • A Bidirectional Isolated DC–DC Converter as a Core Circuit of the Next-Generation Medium-Voltage Power Conversion System

    S. Inoue;H. Akagi

  • Control and Performance of a Transformerless Cascade PWM STATCOM With Star Configuration

    H. Akagi;S. Inoue;T. Yoshii

  • A Medium-Voltage Motor Drive With a Modular Multilevel PWM Inverter

    Makoto Hagiwara;Kazutoshi Nishimura;Hirofumi Akagi

  • State-of-Charge (SOC)-Balancing Control of a Battery Energy Storage System Based on a Cascade PWM Converter

    L. Maharjan;S. Inoue;H. Akagi;J. Asakura

  • An approach to position sensorless drive for brushless DC motors

    S. Ogasawara;H. Akagi

  • Design and performance of a passive EMI filter for use with a voltage-source PWM inverter having sinusoidal output voltage and zero common-mode voltage

    H. Akagi;H. Hasegawa;T. Doumoto

  • DC microgrid based distribution power generation system

    Y. Ito;Y. Zhongqing;H. Akagi

Frequent Co-Authors

Hideaki Fujita
Hideaki Fujita Tokyo Institute of Technology
Mauricio Aredes
Mauricio Aredes Federal University of Rio de Janeiro
Fang Zheng Peng
Fang Zheng Peng University of Pittsburgh
Saad Mekhilef
Saad Mekhilef Swinburne University of Technology
Hirofumi Makino
Hirofumi Makino Okayama University
Akira Chiba
Akira Chiba Tokyo Institute of Technology
João L. Afonso
João L. Afonso University of Minho
Po-Tai Cheng
Po-Tai Cheng National Tsing Hua University
Atsuo Kawamura
Atsuo Kawamura Yokohama National University

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