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D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 44 3667 3521 139 131 367 9995

Masahiro Asada publications per year

The chart shows the history of publications by Masahiro Asada between 1974 and 2024, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Masahiro Asada published across 51 years, from 1974 to 2024, averaging 7.6 papers a year. Output peaked at 22 publications in 2017. 7 of the 390 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1974 to 2024. Vertical axis: number of publications, 0 to 22. Peak 22 publications in 2017. 1974: 2 publications 1975: 0 publications 1976: 1 publication 1977: 0 publications 1978: 0 publications 1979: 1 publication 1980: 5 publications 1981: 5 publications 1982: 2 publications 1983: 1 publication 1984: 4 publications 1985: 5 publications 1986: 5 publications 1987: 0 publications 1988: 1 publication 1989: 4 publications 1990: 1 publication 1991: 4 publications 1992: 12 publications 1993: 6 publications 1994: 10 publications 1995: 7 publications 1996: 11 publications 1997: 3 publications 1998: 7 publications 1999: 6 publications 2000: 6 publications 2001: 5 publications 2002: 3 publications 2003: 3 publications 2004: 11 publications 2005: 9 publications 2006: 10 publications 2007: 8 publications 2008: 17 publications 2009: 13 publications 2010: 14 publications 2011: 10 publications 2012: 9 publications 2013: 10 publications 2014: 17 publications 2015: 13 publications 2016: 21 publications 2017: 22 publications 2018: 12 publications 2019: 14 publications 2020: 22 publications 2021: 20 publications 2022: 11 publications 2023: 5 publications 2024: 2 publications
1974 2024

390 publications in total across all disciplines

View publications per year as a table
Masahiro Asada: publications per year, 1974 to 2024
Year Publications
1974 2
1975 0
1976 1
1977 0
1978 0
1979 1
1980 5
1981 5
1982 2
1983 1
1984 4
1985 5
1986 5
1987 0
1988 1
1989 4
1990 1
1991 4
1992 12
1993 6
1994 10
1995 7
1996 11
1997 3
1998 7
1999 6
2000 6
2001 5
2002 3
2003 3
2004 11
2005 9
2006 10
2007 8
2008 17
2009 13
2010 14
2011 10
2012 9
2013 10
2014 17
2015 13
2016 21
2017 22
2018 12
2019 14
2020 22
2021 20
2022 11
2023 5
2024 2
Total 390
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Masahiro Asada 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 Masahiro Asada 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, 354–373 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: 367 publications — 70th percentile

70% 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
354–373 214 367
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
1,065+ 99
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Masahiro Asada 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 Masahiro Asada 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, 44 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: 44 D-Index — 47th percentile

47% 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 44
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

Masahiro Asada is affiliated with the Tokyo Institute of Technology in Japan. Their research primarily spans the fields of engineering and physics and astronomy, focusing on specialized subfields including electrical and electronic engineering, atomic and molecular physics and optics, astronomy and astrophysics, spectroscopy, and biomedical engineering.

The scientist's work covers a range of main research topics:

  • Terahertz technology and applications
  • Semiconductor quantum structures and devices
  • Superconducting and THz device technology
  • Spectroscopy and laser applications
  • Photonic and optical devices
  • Gyrotron and vacuum electronics research
  • Quantum and electron transport phenomena

Among recent papers authored or coauthored by Masahiro Asada are the following:

  • "Terahertz Emitter Using Resonant-Tunneling Diode and Applications," 2021, Sensors
  • "Sensitive terahertz-wave detector responses originated by negative differential conductance of resonant-tunneling-diode oscillator," 2020, Applied Physics Letters
  • "Analysis of a high-power resonant-tunneling-diode terahertz oscillator integrated with a rectangular cavity resonator," 2020, Japanese Journal of Applied Physics
  • "Subharmonic Injection Locking for Phase and Frequency Control of RTD-Based THz Oscillator," 2020, IEEE Transactions on Terahertz Science and Technology
  • "Structure-Simplified Resonant-Tunneling-Diode Terahertz Oscillator Without Metal-Insulator-Metal Capacitors," 2020, Journal of Infrared Millimeter and Terahertz Waves

The publication venues where Masahiro Asada has been frequently published include:

  • 2022 47th International Conference on Infrared, Millimeter and Terahertz Waves (IRMMW-THz)
  • Sensors
  • Japanese Journal of Applied Physics
  • IEEE Transactions on Terahertz Science and Technology
  • arXiv (Cornell University)

Collaborative work has been undertaken alongside several frequent coauthors:

  • Safumi Suzuki
  • Feifan Han
  • Adrian Dobroiu
  • Hiroki Tanaka
  • Hidenari Fujikata

Best Publications

  • Gain and the threshold of three-dimensional quantum-box lasers

    M. Asada;Y. Miyamoto;Y. Suematsu

  • Gain and intervalence band absorption in quantum-well lasers

    M. Asada;A. Kameyama;Y. Suematsu

  • Resonant Tunneling Diodes for Sub-Terahertz and Terahertz Oscillators

    Masahiro Asada;Safumi Suzuki;Naomichi Kishimoto

  • Density-matrix theory of semiconductor lasers with relaxation broadening model-gain and gain-suppression in semiconductor lasers

    M. Asada;Y. Suematsu

  • Fundamental oscillation of resonant tunneling diodes above 1 THz at room temperature

    Safumi Suzuki;Masahiro Asada;Atsushi Teranishi;Hiroki Sugiyama

  • Oscillation up to 1.92 THz in resonant tunneling diode by reduced conduction loss

    Takeru Maekawa;Hidetoshi Kanaya;Safumi Suzuki;Masahiro Asada

  • The Temperature Dependence of the Efficiency and Threshold Current of In1-xGaxAsyP1-y Lasers Related to Intervalence Band Absorption

    Alfred R. Adams;Masahiro Asada;Yasuharu Suematsu;Shigehisa Arai

  • Theoretical Gain of Quantum-Well Wire Lasers

    Masahiro Asada;Yasuyuki Miyamoto;Yasuharu Suematsu

  • Intraband relaxation time in quantum-well lasers

    M. Asada

  • One THz harmonic oscillation of resonant tunneling diodes

    N. Orihashi;S. Suzuki;M. Asada

  • The temperature dependence of the threshold current of GaInAsP/InP DH lasers

    M. Asada;A. Adams;K. Stubkjaer;Y. Suematsu

  • Direct intensity modulation and wireless data transmission characteristics of terahertz-oscillating resonant tunnelling diodes

    K. Ishigaki;M. Shiraishi;S. Suzuki;M. Asada

  • High-Power Operation of Terahertz Oscillators With Resonant Tunneling Diodes Using Impedance-Matched Antennas and Array Configuration

    S. Suzuki;M. Shiraishi;H. Shibayama;M. Asada

  • Threshold current density of GaInAsP/InP quantum-box lasers

    Y. Miyamoto;Y. Miyake;M. Asada;Y. Suematsu

  • 1.98 THz resonant-tunneling-diode oscillator with reduced conduction loss by thick antenna electrode

    Ryunosuke Izumi;Safumi Suzuki;Masahiro Asada

  • Fundamental Oscillation up to 1.31 THz in Resonant Tunneling Diodes with Thin Well and Barriers

    Hidetoshi Kanaya;Hirotaka Shibayama;Riku Sogabe;Safumi Suzuki

  • Analysis of Short-Channel Schottky Source/Drain Metal-Oxide-Semiconductor Field-Effect Transistor on Silicon-on-Insulator Substrate and Demonstration of Sub-50-nm n-type Devices with Metal Gate

    Wataru Saitoh;Atsushi Itoh;Shigeharu Yamagami;Masahiro Asada

  • Terahertz Emitter Using Resonant-Tunneling Diode and Applications.

    Masahiro Asada;Safumi Suzuki

  • The effects of loss and nonradiative recombination on the temperature dependence of threshold current in 1.5-1.6 µm GalnAsP/InP lasers

    M. Asada;Y. Suematsu

  • Fundamental Oscillation up to 1.42 THz in Resonant Tunneling Diodes by Optimized Collector Spacer Thickness

    Hidetoshi Kanaya;Riku Sogabe;Takeru Maekawa;Safumi Suzuki

  • Fundamental Oscillation of up to 831 GHz in GaInAs/AlAs Resonant Tunneling Diode

    Safumi Suzuki;Atsushi Teranishi;Kensuke Hinata;Masahiro Asada

  • Large-scale array of resonant-tunneling-diode terahertz oscillators for high output power at 1 THz

    Kouhei Kasagi;Safumi Suzuki;Masahiro Asada

Frequent Co-Authors

Yasuharu Suematsu
Yasuharu Suematsu Tokyo Institute of Technology
Shigehisa Arai
Shigehisa Arai Tokyo Institute of Technology
Takashi Suemasu
Takashi Suemasu University of Tsukuba
Daniel Erni
Daniel Erni University of Duisburg-Essen
Withawat Withayachumnankul
Withawat Withayachumnankul University of Adelaide
Takatomo Enoki
Takatomo Enoki NTT (Japan)
Katsumi Kishino
Katsumi Kishino Sophia University

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