World's Best Scientists 2026 revealed!
Tetsuya Kawanishi

Tetsuya Kawanishi

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 51 2626 2519 91 85 1055 11677

Tetsuya Kawanishi publications per year

The chart shows the history of publications by Tetsuya Kawanishi between 1995 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Tetsuya Kawanishi published across 31 years, from 1995 to 2025, averaging 37 papers a year. Output peaked at 110 publications in 2014. 41 of the 1,147 publications appeared in the last two years.

No. of publications
25 50 75 100
Bar chart. Horizontal axis: year, 1995 to 2025. Vertical axis: number of publications, 0 to 110. Peak 110 publications in 2014. 1995: 1 publication 1996: 0 publications 1997: 4 publications 1998: 0 publications 1999: 3 publications 2000: 9 publications 2001: 11 publications 2002: 20 publications 2003: 14 publications 2004: 25 publications 2005: 51 publications 2006: 53 publications 2007: 52 publications 2008: 41 publications 2009: 46 publications 2010: 61 publications 2011: 58 publications 2012: 59 publications 2013: 84 publications 2014: 110 publications 2015: 101 publications 2016: 62 publications 2017: 52 publications 2018: 33 publications 2019: 36 publications 2020: 30 publications 2021: 31 publications 2022: 26 publications 2023: 33 publications 2024: 27 publications 2025: 14 publications
1995 2025

1,147 publications in total across all disciplines

View publications per year as a table
Tetsuya Kawanishi: publications per year, 1995 to 2025
Year Publications
1995 1
1996 0
1997 4
1998 0
1999 3
2000 9
2001 11
2002 20
2003 14
2004 25
2005 51
2006 53
2007 52
2008 41
2009 46
2010 61
2011 58
2012 59
2013 84
2014 110
2015 101
2016 62
2017 52
2018 33
2019 36
2020 30
2021 31
2022 26
2023 33
2024 27
2025 14
Total 1,147
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Tetsuya Kawanishi 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 Tetsuya Kawanishi 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, 1,054–1,064 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: 1,055 publications — 98th percentile

98% 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
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 1,055
1,065+ 99
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Tetsuya Kawanishi 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 Tetsuya Kawanishi 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, 51 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: 51 D-Index — 63rd percentile

63% 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
41 187
42 194
43 201
44 155
45 189
46 148
47 160
48 134
49 130
50 141
51 156 51
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

Tetsuya Kawanishi is affiliated with Waseda University in Japan, focusing their research in the field of engineering with a specialization in electrical and electronic engineering. Their work spans several subfields including aerospace engineering, atomic and molecular physics, optics, media technology, and instrumentation.

The scientist's research topics cover various advanced and technical areas such as:

  • Advanced Photonic Communication Systems
  • Photonic and Optical Devices
  • Optical Network Technologies
  • Semiconductor Lasers and Optical Devices
  • Millimeter-Wave Propagation and Modeling
  • Advanced Fiber Laser Technologies
  • Antenna Design and Analysis

Kawanishi has contributed to numerous scholarly publications, with a significant presence in the following venues:

  • Journal of Lightwave Technology
  • Zenodo (CERN European Organization for Nuclear Research)
  • IEEE Access
  • IEICE Electronics Express
  • IEICE Communications Express

Recent papers authored or co-authored by Kawanishi include:

  • "Millimeter-Wave and Terahertz Fixed Wireless Link Budget Evaluation for Extreme Weather Conditions," 2021, IEEE Access
  • "Transparent Fiber-Millimeter-Wave-Fiber System in 100-GHz Band Using Optical Modulator and Photonic Down-Conversion," 2022, Journal of Lightwave Technology
  • "Design Considerations of Photonic THz Communications for 6G Networks," 2021, IEEE Wireless Communications
  • "Cascaded IF-Over-Fiber Links With Hybrid Signal Processing for Analog Mobile Fronthaul," 2020, Journal of Lightwave Technology
  • "FSO Receiver With High Optical Alignment Robustness Using High-Speed 2D-PDA and Space Diversity Technique," 2020, Journal of Lightwave Technology

Their collaborative network includes frequent co-authors such as:

  • Atsushi Kanno
  • Naokatsu Yamamoto
  • Pham Tien Dat
  • Toshimasa Umezawa
  • Kouichi Akahane

Kawanishi has also contributed to book publications, including a title under Springer Science+Business Media:

  • Electro-optic Modulation for Photonic Networks, 2022

Best Publications

  • Asymptotic formalism for ultraflat optical frequency comb generation using a Mach-Zehnder modulator.

    Takahide Sakamoto;Tetsuya Kawanishi;Masayuki Izutsu

  • 19-core fiber transmission of 19×100×172-Gb/s SDM-WDM-PDM-QPSK signals at 305Tb/s

    Jun Sakaguchi;Benjamin J. Puttnam;Werner Klaus;Yoshinari Awaji

  • Single side-band modulation performance of a LiNbO 3 integrated modulator consisting of four-phase modulator waveguides

    S. Shimotsu;S. Oikawa;T. Saitou;N. Mitsugi

  • High-Speed Control of Lightwave Amplitude, Phase, and Frequency by Use of Electrooptic Effect

    T. Kawanishi;T. Sakamoto;M. Izutsu

  • 40 Gb/s W-band (75–110 GHz) 16-QAM radio-over-fiber signal generation and its wireless transmission

    Atsushi Kanno;Keizo Inagaki;Isao Morohashi;Takahide Sakamoto

  • 305 Tb/s Space Division Multiplexed Transmission Using Homogeneous 19-Core Fiber

    J. Sakaguchi;B. J. Puttnam;W. Klaus;Y. Awaji

  • 109-Tb/s (7×97×172-Gb/s SDM/WDM/PDM) QPSK transmission through 16.8-km homogeneous multi-core fiber

    Jun Sakaguchi;Yoshinari Awaji;Naoya Wada;Atsushi Kanno

  • 25.6-Tb/s WDM Transmission of Polarization-Multiplexed RZ-DQPSK Signals

    A.H. Gnauck;G. Charlet;P. Tran;P.J. Winzer

  • Widely wavelength-tunable ultra-flat frequency comb generation using conventional dual-drive Mach-Zehnder modulator

    T. Sakamoto;T. Kawanishi;M. Izutsu

  • 100-Gb/s DQPSK Transmission: From Laboratory Experiments to Field Trials

    P.J. Winzer;G. Raybon;Haoyu Song;A. Adamiecki

  • 25.6-Tb/s C+L-band transmission of polarization-multiplexed RZ-DQPSK signals

    Alan H. Gnauck;Gabriel Charlet;Patrice Tran;Peter Winzer

  • 100Gbit/s DQPSK Transmission Experiment without OTDM for l00G Ethernet Transport

    M. Daikoku;I. Morita;H. Taga;H. Tanaka

  • High Extinction Ratio Mach–Zehnder Modulator Applied to a Highly Stable Optical Signal Generator

    H. Kiuchi;T. Kawanishi;M. Yamada;T. Sakamoto

  • Ultrafast all-optical switching by cross-absorption modulation in silicon wire waveguides.

    T.K. Liang;L.R. Nunes;T. Sakamoto;K. Sasagawa

  • Space Division Multiplexed Transmission of 109-Tb/s Data Signals Using Homogeneous Seven-Core Fiber

    J. Sakaguchi;Y. Awaji;N. Wada;A. Kanno

  • High-speed optical FSK modulator for optical packet labeling

    T. Kawanishi;K. Higuma;T. Fujita;J. Ichikawa

  • Optical frequency comb generator using optical fiber loops with single-sideband modulation

    Tetsuya Kawanishi;Takahide Sakamoto;Satoshi Shinada;Masayuki Izutsu

  • Seamless Convergence of Fiber and Wireless Systems for 5G and Beyond Networks

    Pham Tien Dat;Atsushi Kanno;Naokatsu Yamamoto;Tetsuya Kawanishi

  • Fabrication of ultra-high-density InAs quantum dots using the strain-compensation technique

    Kouichi Akahane;Naokatsu Yamamoto;Tetsuya Kawanishi

  • Direct measurement of chirp parameters of high-speed Mach–Zehnder-type optical modulators

    Tetsuya Kawanishi;Kenji Kogo;Satoshi Oikawa;Masayuki Izutsu

  • THz and Photonic Seamless Communications

    Tetsuya Kawanishi

Frequent Co-Authors

Takahide Sakamoto
Takahide Sakamoto Tokyo Metropolitan University
Atsushi Kanno
Atsushi Kanno National Institute of Information and Communications Technology
Toshiaki Kuri
Toshiaki Kuri National Institute of Information and Communications Technology
Ken-ichi Kitayama
Ken-ichi Kitayama Osaka University
Yoshinari Awaji
Yoshinari Awaji National Institute of Information and Communications Technology
Jun Sakaguchi
Jun Sakaguchi National Institute of Information and Communications Technology
Naoya Wada
Naoya Wada National Institute of Information and Communications Technology
Benjamin J. Puttnam
Benjamin J. Puttnam National Institute of Information and Communications Technology
Peter J. Winzer
Peter J. Winzer Nokia (United States)
Christopher R. Doerr
Christopher R. Doerr Doerr Consulting LLC

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