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Shigemitsu Okabe

Shigemitsu Okabe

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 40 4509 4327 177 169 399 6432

Shigemitsu Okabe publications per year

The chart shows the history of publications by Shigemitsu Okabe between 1984 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Shigemitsu Okabe published across 42 years, from 1984 to 2025, averaging 10.8 papers a year. Output peaked at 49 publications in 2008. 2 of the 452 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1984 to 2025. Vertical axis: number of publications, 0 to 49. Peak 49 publications in 2008. 1984: 1 publication 1985: 5 publications 1986: 4 publications 1987: 0 publications 1988: 1 publication 1989: 0 publications 1990: 1 publication 1991: 3 publications 1992: 1 publication 1993: 4 publications 1994: 1 publication 1995: 8 publications 1996: 4 publications 1997: 4 publications 1998: 7 publications 1999: 7 publications 2000: 8 publications 2001: 18 publications 2002: 14 publications 2003: 15 publications 2004: 22 publications 2005: 14 publications 2006: 23 publications 2007: 37 publications 2008: 49 publications 2009: 33 publications 2010: 41 publications 2011: 29 publications 2012: 31 publications 2013: 19 publications 2014: 17 publications 2015: 11 publications 2016: 4 publications 2017: 6 publications 2018: 2 publications 2019: 3 publications 2020: 2 publications 2021: 0 publications 2022: 0 publications 2023: 1 publication 2024: 1 publication 2025: 1 publication
1984 2025

452 publications in total across all disciplines

View publications per year as a table
Shigemitsu Okabe: publications per year, 1984 to 2025
Year Publications
1984 1
1985 5
1986 4
1987 0
1988 1
1989 0
1990 1
1991 3
1992 1
1993 4
1994 1
1995 8
1996 4
1997 4
1998 7
1999 7
2000 8
2001 18
2002 14
2003 15
2004 22
2005 14
2006 23
2007 37
2008 49
2009 33
2010 41
2011 29
2012 31
2013 19
2014 17
2015 11
2016 4
2017 6
2018 2
2019 3
2020 2
2021 0
2022 0
2023 1
2024 1
2025 1
Total 452
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Shigemitsu Okabe 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 Shigemitsu Okabe sits on this spectrum.

No. of scientists
100 200 300 400
Bar chart with 53 bars. Horizontal axis: publications, 34–53 to 1,065+. Vertical axis: number of scientists, 0 to 445. Most scientists, 445, have 174–193 publications. The last bar groups every scientist with 1,065 publications or more. The highlighted bar, 394–413 publications, is where this scientist sits. 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
34–53 publications 1,065+

This scientist: 399 publications — 74th percentile

74% of scientists in this discipline score the same or lower.

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

View publications distribution as a table
Number of Electronics and Electrical Engineering scientists by publication count, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
Publications Scientists This scientist
34–53 24
54–73 52
74–93 114
94–113 203
114–133 269
134–153 355
154–173 403
174–193 445
194–213 430
214–233 431
234–253 399
254–273 366
274–293 335
294–313 300
314–333 276
334–353 250
354–373 214
374–393 187
394–413 152 399
414–433 169
434–453 147
454–473 111
474–493 117
494–513 103
514–533 99
534–553 92
554–573 75
574–593 58
594–613 69
614–633 50
634–653 62
654–673 54
674–693 44
694–713 37
714–733 28
734–753 26
754–773 26
774–793 19
794–813 23
814–833 20
834–853 16
854–873 20
874–893 11
894–913 11
914–933 16
934–953 13
954–973 10
974–993 11
994–1,013 9
1,014–1,033 9
1,034–1,053 10
1,054–1,064 6
1,065+ 99
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Shigemitsu Okabe 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 Shigemitsu Okabe sits on this spectrum.

No. of scientists
50 100 150 200 250
Bar chart with 82 bars. Horizontal axis: D-Index, 30 to 111+. Vertical axis: number of scientists, 0 to 263. Most scientists, 263, have 32 D-Index. The last bar groups every scientist with 111 D-Index or more. The highlighted bar, 40 D-Index, is where this scientist sits. 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: 40 D-Index — 36th percentile

36% of scientists in this discipline score the same or lower.

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

View D-Index distribution as a table
Number of Electronics and Electrical Engineering scientists by D-index, Research.com 2026 ranking edition. Based on 6,875 ranked scientists.
D-Index Scientists This scientist
30 178
31 257
32 263
33 262
34 244
35 236
36 211
37 220
38 214
39 214
40 205 40
41 187
42 194
43 201
44 155
45 189
46 148
47 160
48 134
49 130
50 141
51 156
52 108
53 130
54 112
55 97
56 111
57 102
58 108
59 120
60 103
61 93
62 92
63 74
64 77
65 73
66 64
67 69
68 60
69 39
70 57
71 59
72 46
73 49
74 38
75 35
76 32
77 35
78 31
79 22
80 34
81 31
82 34
83 23
84 18
85 30
86 19
87 19
88 20
89 8
90 17
91 7
92 14
93 9
94 15
95 10
96 12
97 10
98 10
99 12
100 16
101 5
102 7
103 7
104 8
105 9
106 13
107 4
108 5
109 10
110 8
111+ 96
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Overview

Shigemitsu Okabe is affiliated with TEPCO in Japan, focusing primarily on engineering disciplines with specific emphasis on electrical and electronic systems. Their research spans several fields including Engineering, Physics and Astronomy, and Materials Science, highlighting a multidisciplinary approach within their scientific work.

The scientist's expertise is concentrated in areas such as Lightning and Electromagnetic Phenomena, High Voltage Insulation and Dielectric Phenomena, Thermal Analysis in Power Transmission, Electrical Fault Detection and Protection, Power Transformer Diagnostics and Insulation, as well as Advanced X-ray and CT Imaging and Photoacoustic and Ultrasonic Imaging.

Publication venues for Okabe's research predominantly include the IEEJ Transactions on Electrical and Electronic Engineering and the Journal of Cardiovascular Computed Tomography. Their recent papers demonstrate involvement in both high voltage engineering and biomedical imaging technologies.

  • Research in High Voltage and Insulation Engineering of UHV-Class Electric Power Equipment, 2023, IEEJ Transactions on Electrical and Electronic Engineering
  • Breakdown characteristics of gas-filled transformers and reactors under lightning and switching impulse voltages, 2020, IEEJ Transactions on Electrical and Electronic Engineering
  • Low-tube-potential Ultra-high-resolution Coronary Computed Tomography Angiography With Photon-counting Detector Computed Tomography For Stent Evaluation: A Comparative Feasibility Study, 2025, Journal of Cardiovascular Computed Tomography

Frequent collaborators in Okabe's research include Takashi Yamamoto, Genyo Ueta, Ikki Yoshida, S. Araki, and Satoshi Nakamura. These partnerships suggest interdisciplinary engagement and contribute to a range of topics from electrical engineering to advanced imaging techniques.

  • Takashi Yamamoto
  • Genyo Ueta
  • Ikki Yoshida
  • S. Araki
  • Satoshi Nakamura

Best Publications

  • Phenomena and mechanism of electric charges on spacers in gas insulated switchgears

    S. Okabe

  • Aging effect on electrical characteristics of insulating oil in field transformer

    M. Kohtoh;S. Kaneko;S. Okabe;T. Amimoto

  • Cross-equipment Evaluation of Partial Discharge Measurement and Diagnosis Techniques in Electric Power Apparatus for Transmission and Distribution

    M. Hikita;S. Okabe;H. Murase;H. Okubo

  • Cross-equipment study on charging phenomena of solid insulators in high voltage equipment

    H. Hama;T. Hikosaka;S. Okabe;H. Okubo

  • Residual charge distribution of positive surface streamer

    Akiko Kumada;Shigemitsu Okabe;Kunihiko Hidaka

  • Treeing Phenomena in Epoxy/Alumina Nanocomposite and Interpretation by a Multi-core Model

    Toshikatsu Tanaka;Akira Matsunawa;Yoshimichi Ohki;Masahiro Kozako

  • Transformer insulating oil characteristic changes observed using accelerated degradation in consideration of field transformer conditions

    Masanori Kohtoh;Genyo Ueta;Shigemitsu Okabe;Tsuyoshi Amimoto

  • Detection of harmful metallic particles inside gas insulated switchgear using UHF sensor

    S. Okabe;T. Yamagiwa;H. Okubo

  • Risk assessment on defects in GIS based on PD diagnostics

    U. Schichler;W. Koltunowicz;F. Endo;K. Feser

  • Detecting characteristics of various type antennas on partial discharge electromagnetic wave radiating through insulating spacer in gas insulated switchgear

    S. Kaneko;S. Okabe;M. Yoshimura;H. Muto

  • Electromagnetic (EM) wave characteristics in GIS and measuring the EM wave leakage at the spacer aperture for partial discharge diagnosis

    M. Hikita;S. Ohtsuka;T. Teshima;S. Okabe

  • Insulation characteristics of gas mixtures including perfluorocarbon gas

    M. Hikita;S. Ohtsuka;S. Okabe;S. Kaneko

  • Relationship Between the Voltage Distribution Ratio and the Post Arc Current in Double-Break Vacuum Circuit Breakers

    M. Sugita;T. Igarashi;H. Kasuya;S. Okabe

  • Thermodynamic and transport properties of CO2, CO2–O2, and CO2–H2 mixtures at temperatures of 300 to 30,000 K and pressures of 0.1 to 10 MPa

    Yasunori Tanaka;Nobuhiko Yamachi;Shinji Matsumoto;Shuhei Kaneko

  • Resolution and signal processing technique of surface charge density measurement with electrostatic probe

    A. Kumada;S. Okabe;K. Hidaka

  • New aspects of UHF PD diagnostics on gas-insulated systems

    Shigemitsu Okabe;Genyo Ueta;Hiroyuki Hama;Takashi Ito

  • Influence of disconnecting part on propagation properties of PD-induced electromagnetic wave in model gis

    Masayuki Hikita;Shinya Ohtsuka;Shigemitsu Okabe;Junichi Wada

  • Interruption characteristics of double-break vacuum circuit breakers

    N. Ide;O. Tanaka;S. Yanabu;S. Kaneko

  • Electrical characteristics of natural and synthetic insulating fluids

    S Arazoe;D Saruhashi;Y Sato;S Yanabu

  • A Simplified Model of Corona Discharge on Overhead Wire for FDTD Computations

    Tran Huu Thang;Y. Baba;N. Nagaoka;A. Ametani

  • Preparation and preliminary characteristic evaluation of epoxy/alumina nanocomposites

    M. Kozako;S. Yamano;R. Kido;Y. Ohki

  • Fundamental insulation characteristic of high-pressure CO/sub 2/ gas under actual equipment conditions

    S. Okabe;H. Goshima;A. Tanimura;S. Tsuru

  • Influence of insulating spacer type on propagation properties of PD-induced electromagnetic wave in GIS

    M Hikita;S Ohtsuka;G Ueta;S Okabe

  • Dielectric properties of gas mixtures with per-fluorocarbon gas and gas with low liquefaction temperature

    Junichi Wada;Genyo Ueta;Shigemitsu Okabe;Masayuki Hikita

Frequent Co-Authors

Yoshimichi Ohki
Yoshimichi Ohki Waseda University
Hitoshi Okubo
Hitoshi Okubo Aichi Institute of Technology
Yoshihiro Baba
Yoshihiro Baba Doshisha University
Toshikatsu Tanaka
Toshikatsu Tanaka Waseda University
Akihiro Ametani
Akihiro Ametani University of Manitoba
Masayuki Ishikawa
Masayuki Ishikawa Toshiba (Japan)
Junya Suehiro
Junya Suehiro Kyushu University
Vladimir A. Rakov
Vladimir A. Rakov University of Florida
Hiroshi Murase
Hiroshi Murase Nagoya University
Stefan Tenbohlen
Stefan Tenbohlen University of Stuttgart

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