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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 40 4507 4325 239 233 386 6450

Ian D. Robertson publications per year

The chart shows the history of publications by Ian D. Robertson between 1988 and 2021, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Ian D. Robertson published across 34 years, from 1988 to 2021, averaging 11.4 papers a year. Output peaked at 29 publications in 1993. 13 of the 387 publications appeared in the last two years.

No. of publications
5 10 15 20 25
Bar chart. Horizontal axis: year, 1988 to 2021. Vertical axis: number of publications, 0 to 29. Peak 29 publications in 1993. 1988: 3 publications 1989: 1 publication 1990: 3 publications 1991: 4 publications 1992: 18 publications 1993: 29 publications 1994: 22 publications 1995: 23 publications 1996: 20 publications 1997: 10 publications 1998: 13 publications 1999: 19 publications 2000: 19 publications 2001: 21 publications 2002: 15 publications 2003: 17 publications 2004: 8 publications 2005: 15 publications 2006: 11 publications 2007: 3 publications 2008: 11 publications 2009: 6 publications 2010: 5 publications 2011: 9 publications 2012: 9 publications 2013: 8 publications 2014: 3 publications 2015: 12 publications 2016: 11 publications 2017: 4 publications 2018: 12 publications 2019: 10 publications 2020: 4 publications 2021: 9 publications
1988 2021

387 publications in total across all disciplines

View publications per year as a table
Ian D. Robertson: publications per year, 1988 to 2021
Year Publications
1988 3
1989 1
1990 3
1991 4
1992 18
1993 29
1994 22
1995 23
1996 20
1997 10
1998 13
1999 19
2000 19
2001 21
2002 15
2003 17
2004 8
2005 15
2006 11
2007 3
2008 11
2009 6
2010 5
2011 9
2012 9
2013 8
2014 3
2015 12
2016 11
2017 4
2018 12
2019 10
2020 4
2021 9
Total 387
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Ian D. Robertson 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 Ian D. Robertson 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, 374–393 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: 386 publications — 73rd percentile

73% 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
374–393 187 386
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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Ian D. Robertson 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 Ian D. Robertson 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

What is he best known for?

The fields of study he is best known for:

  • Electrical engineering
  • Optics
  • Telecommunications

His primary areas of study are Electronic engineering, Monolithic microwave integrated circuit, Optoelectronics, Electrical engineering and Optics. He has researched Electronic engineering in several fields, including Transmission line, Electric power transmission and Topology. His Monolithic microwave integrated circuit study combines topics in areas such as Waveguide filter, Integrated circuit, Phase shift module, Multi-chip module and Insertion loss.

His Optoelectronics research is multidisciplinary, incorporating perspectives in Microfluidics, Inductor, Substrate and Ceramic. His studies examine the connections between Electrical engineering and genetics, as well as such issues in Lithography, with regards to Microstrip resonators, Inkwell and Mechanical resonance. As part of the same scientific family, Ian D. Robertson usually focuses on Optics, concentrating on Radiation pattern and intersecting with Antenna measurement and Multi-band device.

His most cited work include:

  • Analysis and design of impedance-transforming planar Marchand baluns (178 citations)
  • Single-Pole Eight-Throw RF MEMS Rotary Switch (172 citations)
  • RFIC and MMIC Design and Technology (163 citations)

What are the main themes of his work throughout his whole career to date?

His main research concerns Electronic engineering, Optoelectronics, Electrical engineering, Monolithic microwave integrated circuit and Optics. His Electronic engineering research incorporates elements of Electric power transmission, Microwave and Balun. His studies deal with areas such as Substrate and Coplanar waveguide as well as Optoelectronics.

His Monolithic microwave integrated circuit study integrates concerns from other disciplines, such as Power dividers and directional couplers, Gallium arsenide, Transmission line, Integrated circuit and Phase shift module. His study explores the link between Resonator and topics such as Band-pass filter that cross with problems in Active filter, Prototype filter and Waveguide filter. His Microstrip research includes themes of Microstrip antenna and Patch antenna.

He most often published in these fields:

  • Electronic engineering (47.04%)
  • Optoelectronics (37.28%)
  • Electrical engineering (34.62%)

What were the highlights of his more recent work (between 2014-2021)?

  • Optoelectronics (37.28%)
  • Terahertz radiation (5.62%)
  • Dielectric (9.17%)

In recent papers he was focusing on the following fields of study:

His primary areas of investigation include Optoelectronics, Terahertz radiation, Dielectric, Optics and Extremely high frequency. Ian D. Robertson has included themes like Substrate, Ceramic, Waveguide, Electronic engineering and Laser in his Optoelectronics study. Ian D. Robertson studies Microstrip, a branch of Electronic engineering.

The Dielectric study combines topics in areas such as Image, Resonator and Antenna. His Optics research focuses on Rapid prototyping and how it relates to Radio frequency microelectromechanical system, Radio frequency, Microelectromechanical systems and Substrate. The concepts of his Extremely high frequency study are interwoven with issues in Waveguide, Transmission line, Distributed Bragg reflector and Octave.

Between 2014 and 2021, his most popular works were:

  • A Microfluidic-Integrated SIW Lab-on-Substrate Sensor for Microliter Liquid Characterization (34 citations)
  • Microwave and Millimetre-Wave Design for Wireless Communications (23 citations)
  • Terahertz Dielectric Property Characterization of Photopolymers for Additive Manufacturing (12 citations)

In his most recent research, the most cited papers focused on:

  • Electrical engineering
  • Optics
  • Telecommunications

Ian D. Robertson mainly investigates Optoelectronics, Electronic engineering, Optics, Dielectric and Relative permittivity. His Optoelectronics study combines topics from a wide range of disciplines, such as Extremely high frequency, Radio frequency and Fluidics. His research investigates the connection between Electronic engineering and topics such as Permittivity that intersect with issues in Characterization, Microfluidics and Composite material.

His study focuses on the intersection of Dielectric and fields such as Resonator with connections in the field of Taylor distribution, Image, Microstrip antenna and Antenna. Ian D. Robertson combines subjects such as Slot antenna and Figure of merit with his study of Relative permittivity. His Electronic circuit study is concerned with the larger field of Electrical engineering.

Best Publications

  • RFIC and MMIC Design and Technology

    I.D. Robertson;S. Lucyszyn

  • Analysis and design of impedance-transforming planar Marchand baluns

    Kian Sen Ang;I.D. Robertson

  • Single-Pole Eight-Throw RF MEMS Rotary Switch

    S. Pranonsatit;A.S. Holmes;I.D. Robertson;S. Lucyszyn

  • Capacitively-tuned split microstrip resonators for RFID barcodes

    I. Jalaly;I.D. Robertson

  • Analog reflection topology building blocks for adaptive microwave signal processing applications

    S. Lucyszyn;I.D. Robertson

  • Millimeter-wave substrate integrated waveguides and filters in photoimageable thick-film technology

    D. Stephens;P.R. Young;I.D. Robertson

  • RF barcodes using multiple frequency bands

    I. Jalaly;I. D. Robertson

  • Negative group delay synthesiser

    S. Lucyszyn;I.D. Robertson;A.H. Aghvami

  • Tri-Band Wilkinson Power Divider Using a Three-Section Transmission-Line Transformer

    M. Chongcheawchamnan;S. Patisang;M. Krairiksh;I.D. Robertson

  • Inductively Compensated Parallel Coupled Microstrip Lines and Their Applications

    R. Phromloungsri;M. Chongcheawchamnan;I.D. Robertson

  • Monolithic narrow-band filter using ultrahigh-Q tunable active inductors

    S. Lucyszyn;I.D. Robertson

  • Analysis and design of a dual-band circularly polarized microstrip patch antenna

    D. Sanchez-Hernandez;I.D. Robertson

  • Direct multilevel carrier modulation using millimeter-wave balanced vector modulators

    A.E. Ashtiani;Sueng-Il Nam;A. d'Espona;S. Lucyszyn

  • A Microfluidic-Integrated SIW Lab-on-Substrate Sensor for Microliter Liquid Characterization

    Evans Silavwe;Nutapong Somjit;Ian D. Robertson

  • Synthesis techniques for high performance octave bandwidth 180 degrees analog phase shifters

    S. Lucyszyn;I.D. Robertson

  • W-band substrate integrated waveguide slot antenna

    D. Stephens;Paul R. Young;Ian D. Robertson

  • Fabrication, RF Characteristics and Mechanical Stability of Self-Assembled 3D Microwave Inductors

    Gerald W. Dahlmann;Eric M. Yeatman;Paul R. Young;Ian D. Robertson

  • Design and performance of a 60-GHz multi-chip module receiver employing substrate integrated waveguides

    K.K. Samanta;D. Stephens;I.D. Robertson

  • MEMS high Q microwave inductors using solder surface tension self-assembly

    G.W. Dahlmann;E.M. Yeatman;P.R. Young;I.D. Robertson

  • Antenna Gain Enhancement by Using Low-Infill 3D-Printed Dielectric Lens Antennas

    Bilal Tariq Malik;Viktor Doychinov;Syed Ali Raza Zaidi;Ian D. Robertson

  • Analysis and design of a novel low-loss hollow substrate integrated waveguide

    Lukui Jin;Razak Mohd Ali Lee;Ian Robertson

Frequent Co-Authors

Stepan Lucyszyn
Stepan Lucyszyn Imperial College London
Eric M. Yeatman
Eric M. Yeatman Imperial College London
Xiao Dong Chen
Xiao Dong Chen Soochow University
Ortwin Hess
Ortwin Hess Trinity College Dublin
John P. Cunningham
John P. Cunningham Columbia University
Andrew B. Holmes
Andrew B. Holmes University of Melbourne
Fadhel M. Ghannouchi
Fadhel M. Ghannouchi University of Calgary
Salah S. A. Obayya
Salah S. A. Obayya Mansoura University

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