World's Best Scientists 2026 revealed!

D-Index & Metrics

Electronics and Electrical Engineering

D-Index
60
Citations
15067
World Ranking
1617
National Ranking
54

Kenichi Iga 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 Kenichi Iga 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: 711 publications — 94th percentile

94% of scientists in this discipline score the same or lower.

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

Kenichi Iga 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 Kenichi Iga 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: 60 D-Index — 77th percentile

77% 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

  • 2021 - IEEE Edison Medal For pioneering contributions to the concept, physics, and development of the vertical-cavity surface-emitting laser.
  • 2007 - Member of the National Academy of Engineering For contributions to advanced optoelectronics, including the vertical-cavity surface-emitting injection laser.
  • 2003 - IEEE Daniel E. Noble Award for Emerging Technologies "For pioneering developments of surface emitting semiconductor lasers and arrays."

Overview

Kenichi Iga is affiliated with the Tokyo Institute of Technology in Japan and specializes in the field of engineering, with a focus on electrical and electronic engineering. Their research primarily encompasses semiconductor lasers and optical devices, contributing to related areas such as photonic and optical devices, molecular junctions and nanostructures, and optical network technologies.

Themes and topics central to their work include:

  • Semiconductor Lasers and Optical Devices
  • Photonic and Optical Devices
  • Molecular Junctions and Nanostructures
  • Optical Network Technologies

Kenichi Iga has collaborated with coauthors including D. Bimberg and F. Koyama.

Their recent publications include:

  • "Highly-efficient VCSEL breaking the limit," 2024, Light Science & Applications
  • "Back Matter," 2020, SPIE eBooks
  • "Front Matter," 2020, SPIE eBooks
  • "VCSEL How Was it Born and Grown Since One-Century After Edison?," 2022, 2022 28th International Semiconductor Laser Conference (ISLC)

Frequent publication venues for Kenichi Iga's work include SPIE eBooks, Light Science & Applications, and the 2022 28th International Semiconductor Laser Conference (ISLC).

Their book publication comprises "The VCSEL Odyssey," published by SPIE in 2020.

Awards received in the course of their career are as follows:

  • IEEE Edison Medal, 2021, for pioneering contributions to the concept, physics, and development of the vertical-cavity surface-emitting laser
  • Member of the National Academy of Engineering, 2007, for contributions to advanced optoelectronics, including the vertical-cavity surface-emitting injection laser
  • IEEE Daniel E. Noble Award for Emerging Technologies, 2003, for pioneering developments of surface emitting semiconductor lasers and arrays

Best Publications

  • Surface emitting semiconductor lasers

    K. Iga;F. Koyama;S. Kinoshita

  • GaInAsP/InP surface emitting injection lasers.

    Haruhisa Soda;Ken-ichi Iga;Chiyuki Kitahara;Yasuharu Suematsu

  • Surface-emitting laser-its birth and generation of new optoelectronics field

    K. Iga

  • Frequency chirping in external modulators

    F. Koyama;K. Iga

  • Room-temperature continuous wave lasing characteristics of a GaAs vertical cavity surface-emitting laser

    Fumio Koyama;Susumu Kinoshita;Kenichi Iga

  • Vertical-Cavity Surface-Emitting Laser: Its Conception and Evolution

    Kenichi Iga

  • Spontaneous emission factor of a microcavity DBR surface-emitting laser

    T. Baba;T. Hamano;F. Koyama;K. Iga

  • Stacked planar optics: an application of the planar microlens

    Kenichi Iga;Masahiro Oikawa;S. Misawa;Junichi Banno

  • Electron reflectance of multiquantum barrier (MQB)

    K. Iga;H. Uenohara;F. Koyama

  • Record low-threshold index-guided InGaAs/GaAlAs vertical-cavity surface-emitting laser with a native oxide confinement structure

    Y. Hayashi;T. Mukaihara;N. Hatori;N. Ohnoki

  • Fundamentals of microoptics

    K. Iga;Y. Kokubun;M. Oikawa;Juan Jose Aldasoro

  • Monolithic two‐section GaInAsP/InP active‐optical‐resonator devices formed by reactive ion etching

    L. A. Coldren;B. I. Miller;K. Iga;J. A. Rentschler

  • Microcavity GalaAs/GaAs surface-emitting laser with Ith = 6 mA

    K. Iga;S. Kinoshita;F. Koyama

  • GaInAsP/InP stripe‐geometry laser with a reactive‐ion‐etched facet

    L. A. Coldren;K. Iga;B. I. Miller;J. A. Rentschler

  • Room temperature cw operation of GaAs vertical cavity surface emitting laser

    Fumio Koyama;Susumu Kinoshita;Kenichi Iga

  • Near room temperature continuous wave lasing characteristics of GaInAsP/InP surface emitting laser

    T. Baba;Y. Yogo;K. Suzuki;F. Koyama

  • Distributed-index planar microlens

    Masahiro Oikawa;Kenichi Iga

  • Array of Distributed-Index Planar Micro-Lenses Prepared from Ion Exchange Technique

    Masahiro Oikawa;Kenichi Iga;Takeshi Sanada;Noboru Yamamoto

  • Polarization control of vertical-cavity surface emitting lasers using a birefringent metal/dielectric polarizer loaded on top distributed Bragg reflector

    T. Mukaihara;N. Ohnoki;Y. Hayashi;N. Hatori

  • Thermal Annealing of GaInNAs/GaAs Quantum Wells Grown by Chemical Beam Epitaxy and Its Effect on Photoluminescence

    Takeo Kageyama;Tomoyuki Miyamoto;Shigeki Makino;Fumio Koyama

  • Room‐temperature pulsed oscillation of GaAlAs/GaAs surface emitting injection laser

    K. Iga;S. Ishikawa;S. Ohkouchi;T. Nishimura

  • Introduction to Nanotechnology

    健一 伊賀;Kenichi Iga

Frequent Co-Authors

Fumio Koyama
Fumio Koyama Tokyo Institute of Technology
Toshihiko Baba
Toshihiko Baba Yokohama National University
Yasuo Kokubun
Yasuo Kokubun Yokohama National University
Yasuharu Suematsu
Yasuharu Suematsu Tokyo Institute of Technology
Kenji Kawashima
Kenji Kawashima University of Tokyo
Barry Miller
Barry Miller Nokia (United States)
Larry A. Coldren
Larry A. Coldren University of California, Santa Barbara
Kentaro Nakamura
Kentaro Nakamura Tokyo Institute of Technology
Giancarlo C. Righini
Giancarlo C. Righini National Research Council (CNR)
Hideomi Koinuma
Hideomi Koinuma Tokyo Institute of Technology

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