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D-Index & Metrics

Discipline name D-Index World Ranking National Ranking Publications Citations
Electronics and Electrical Engineering 126 48 27 712 65768

Thomas A. Lipo publications per year

The chart shows the history of publications by Thomas A. Lipo between 1967 and 2021, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Thomas A. Lipo published across 55 years, from 1967 to 2021, averaging 13.3 papers a year. Output peaked at 45 publications in 2003. 7 of the 729 publications appeared in the last two years.

No. of publications
10 20 30 40
Bar chart. Horizontal axis: year, 1967 to 2021. Vertical axis: number of publications, 0 to 45. Peak 45 publications in 2003. 1967: 1 publication 1968: 3 publications 1969: 5 publications 1970: 0 publications 1971: 2 publications 1972: 0 publications 1973: 0 publications 1974: 4 publications 1975: 4 publications 1976: 1 publication 1977: 7 publications 1978: 0 publications 1979: 7 publications 1980: 5 publications 1981: 2 publications 1982: 3 publications 1983: 5 publications 1984: 4 publications 1985: 7 publications 1986: 5 publications 1987: 6 publications 1988: 17 publications 1989: 15 publications 1990: 12 publications 1991: 19 publications 1992: 15 publications 1993: 21 publications 1994: 23 publications 1995: 16 publications 1996: 32 publications 1997: 22 publications 1998: 31 publications 1999: 24 publications 2000: 19 publications 2001: 21 publications 2002: 14 publications 2003: 45 publications 2004: 12 publications 2005: 19 publications 2006: 16 publications 2007: 12 publications 2008: 13 publications 2009: 11 publications 2010: 13 publications 2011: 8 publications 2012: 17 publications 2013: 25 publications 2014: 31 publications 2015: 42 publications 2016: 27 publications 2017: 34 publications 2018: 15 publications 2019: 10 publications 2020: 5 publications 2021: 2 publications
1967 2021

729 publications in total across all disciplines

View publications per year as a table
Thomas A. Lipo: publications per year, 1967 to 2021
Year Publications
1967 1
1968 3
1969 5
1970 0
1971 2
1972 0
1973 0
1974 4
1975 4
1976 1
1977 7
1978 0
1979 7
1980 5
1981 2
1982 3
1983 5
1984 4
1985 7
1986 5
1987 6
1988 17
1989 15
1990 12
1991 19
1992 15
1993 21
1994 23
1995 16
1996 32
1997 22
1998 31
1999 24
2000 19
2001 21
2002 14
2003 45
2004 12
2005 19
2006 16
2007 12
2008 13
2009 11
2010 13
2011 8
2012 17
2013 25
2014 31
2015 42
2016 27
2017 34
2018 15
2019 10
2020 5
2021 2
Total 729
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Thomas A. Lipo publications per year - data summary

  • Thomas A. Lipo, a Electronics and Electrical Engineering scholar from University of Wisconsin–Madison, has 729 publications recorded across 55 years, from 1967 to 2021.
  • The oldest publication on record dates to 1967 and the most recent to 2021.
  • The most productive year is 2003, with 45 publications.
  • The least productive years with any output are 1967 and 1976, with 1 publication each.
  • 4 of the 55 years in the span carry no publications at all (1970, 1972, 1973 and 1978).
  • The rate of publication averages 13.3 papers per year over the whole span, or 14.3 per year counting only the 51 years with at least one publication.
  • The last 5 years on the chart (2017-2021) hold 66 publications, 9% of the career total.
  • Split into equal eras - 1967-1985: 60 publications (3.2 per year); 1986-2004: 369 publications (19.4 per year); 2005-2021: 300 publications (17.6 per year).
  • Comparing the opening and closing eras, the overall trend of publication is rising.

Thomas A. Lipo 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 Thomas A. Lipo 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, 694–713 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: 712 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.

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 37 712
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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Thomas A. Lipo publication distribution in Electronics and Electrical Engineering in 2026 - data summary

  • The chart plots the publication count of all 6,875 Electronics and Electrical Engineering scientists ranked by Research.com in 2026, grouped into 53 ranges running from 34–53 to 1,065+ publications.
  • Thomas A. Lipo, a Electronics and Electrical Engineering scholar from University of Wisconsin–Madison, records 712 publications - the 94th percentile of the discipline.
  • 94% of ranked Electronics and Electrical Engineering scientists score the same or lower than Thomas A. Lipo, and about 6% score higher.
  • The median of the discipline falls in the 254–273 publications range, and Thomas A. Lipo ranks above the median.
  • The most crowded range is 174–193 publications, holding 445 scientists (6% of the field).
  • 60% of the field sits in the lowest quarter of the value range (up to 294–313 publications), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 1,065 publications or more, 99 scientists in all (1% of the field).

Thomas A. Lipo 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 Thomas A. Lipo 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, 111+ 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: 126 D-Index — 99th percentile

99% 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
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+ 96 126
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Thomas A. Lipo D-index placement in Electronics and Electrical Engineering in 2026 - data summary

  • The chart plots the discipline H-index (D-index) of all 6,875 Electronics and Electrical Engineering scientists ranked by Research.com in 2026, grouped into 82 ranges running from 30 to 111+ D-Index.
  • Thomas A. Lipo, a Electronics and Electrical Engineering scholar from University of Wisconsin–Madison, records 126 D-Index - the 99th percentile of the discipline.
  • 99% of ranked Electronics and Electrical Engineering scientists score the same or lower than Thomas A. Lipo, and about 1% score higher.
  • The median of the discipline falls in the 46 D-Index range, and Thomas A. Lipo ranks above the median.
  • The most crowded range is 32 D-Index, holding 263 scientists (4% of the field).
  • 60% of the field sits in the lowest quarter of the value range (up to 50 D-Index), so the distribution is heavily right-skewed and high scores are rare.
  • The final bar has no upper bound: it groups every scientist with 111 D-Index or more, 96 scientists in all (1% of the field).

Research.com Recognitions

  • 2014 - IEEE Medal in Power Engineering “For contributions to electrical machine and drive topologies.”
  • 2012 - Fellow, National Academy of Inventors
  • 1995 - IEEE Nikola Tesla Award "For pioneering contributions to the simulation and application of electric machinery in solid-state ac motor drives."

Overview

What is he best known for?

The fields of study he is best known for:

  • Electrical engineering
  • Control theory
  • Voltage

His scientific interests lie mostly in Control theory, Electronic engineering, Induction motor, Pulse-width modulation and Inverter. His research in Control theory is mostly focused on Torque. His Electronic engineering research integrates issues from Power, Power factor, Rectifier and Topology, Electrical engineering.

His Induction motor research includes elements of Control engineering, Machine control, Electronic speed control and Inductance. Thomas A. Lipo combines subjects such as Control system, Ripple, Control theory, Harmonic and Voltage source with his study of Pulse-width modulation. His Inverter research is multidisciplinary, incorporating perspectives in Total harmonic distortion and Waveform.

His most cited work include:

  • Pulse Width Modulation for Power Converters: Principles and Practice (1694 citations)
  • Pulse Width Modulation for Power Converters (1234 citations)
  • Vector Control and Dynamics of AC Drives (1178 citations)

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

Thomas A. Lipo mainly investigates Control theory, Electrical engineering, Electronic engineering, Stator and Magnet. His Control theory study combines topics in areas such as Induction motor, Direct torque control, Inverter and Voltage. His research in Induction motor intersects with topics in AC motor, Electric motor and Machine control.

His Electronic engineering study incorporates themes from Power, Pulse-width modulation, Converters, Power factor and Topology. In Stator, Thomas A. Lipo works on issues like Synchronous motor, which are connected to Reluctance motor. His Magnet study integrates concerns from other disciplines, such as Magnetic flux and Finite element method.

He most often published in these fields:

  • Control theory (48.83%)
  • Electrical engineering (25.51%)
  • Electronic engineering (24.34%)

What were the highlights of his more recent work (between 2012-2021)?

  • Magnet (20.41%)
  • Control theory (48.83%)
  • Electrical engineering (25.51%)

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

The scientist’s investigation covers issues in Magnet, Control theory, Electrical engineering, Rotor and Torque. His Magnet research is multidisciplinary, relying on both Vernier scale, Finite element method, Stator and Magnetic flux. His studies in Control theory integrate themes in fields like Power, Voltage source, AC power and Voltage.

Thomas A. Lipo focuses mostly in the field of Electrical engineering, narrowing it down to matters related to Electronic engineering and, in some cases, Voltage source inverter and Current. Thomas A. Lipo has included themes like Acoustics, Magnetic reluctance, Topology and Power factor in his Rotor study. His studies deal with areas such as Torque ripple, Direct torque control, Counter-electromotive force and Ferrite as well as Torque.

Between 2012 and 2021, his most popular works were:

  • Operation and Design Principles of a PM Vernier Motor (174 citations)
  • High-Power-Factor Vernier Permanent-Magnet Machines (156 citations)
  • A Novel Dual-Stator Axial-Flux Spoke-Type Permanent Magnet Vernier Machine for Direct-Drive Applications (87 citations)

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

  • Electrical engineering
  • Mechanical engineering
  • Control theory

Thomas A. Lipo spends much of his time researching Magnet, Torque, Direct torque control, Control theory and Rotor. His work deals with themes such as Magnetic flux and Finite element method, which intersect with Magnet. His Torque study also includes fields such as

  • Reluctance motor and Axial flux most often made with reference to Magnetic reluctance,
  • Harmonics that intertwine with fields like Waveform,
  • AC power, which have a strong connection to Control engineering.

His Direct torque control study also includes

  • Torque sensor that intertwine with fields like Damping torque and Ripple,
  • Switched reluctance motor that connect with fields like Electric motor and Permanent magnet motor,
  • Vernier scale, which have a strong connection to Electronic engineering and Automotive engineering. The Control theory study combines topics in areas such as Power, Stall torque, Stator and Voltage. His study in Rotor is interdisciplinary in nature, drawing from both Power factor, Equivalent circuit, Acoustics and Topology.

Best Publications

  • Pulse Width Modulation for Power Converters: Principles and Practice

    D. Grahame Holmes;Thomas A. Lipo

  • Vector Control and Dynamics of AC Drives

    Donald W Novotny;Thomas A Lipo

  • Pulse Width Modulation for Power Converters

    D. Grahame Holmes;Thomas A. Lipo

  • Space vector PWM control of dual three phase induction machine using vector space decomposition

    Yifan Zhao;T.A. Lipo

  • Hybrid multilevel power conversion system: a competitive solution for high power applications

    M.D. Manjrekar;P.K. Steimer;T.A. Lipo

  • Simple analytical and graphical methods for carrier-based PWM-VSI drives

    A.M. Hava;R.J. Kerkman;T.A. Lipo

  • Fault tolerant three-phase AC motor drive topologies; a comparison of features, cost, and limitations

    B.A. Welchko;T.A. Lipo;T.M. Jahns;S.E. Schulz

  • Introduction to AC Machine Design

    Thomas A. Lipo

  • A high-performance generalized discontinuous PWM algorithm

    A.M. Hava;R.J. Kerkman;T.A. Lipo

  • Optimized Design of Stationary Frame Three Phase AC Current Regulators

    D.G. Holmes;T.A. Lipo;B.P. McGrath;W.Y. Kong

  • Optimized space vector switching sequences for multilevel inverters

    B.P. McGrath;D.G. Holmes;T. Lipo

  • Analytical calculation of magnetic field distribution in the slotted air gap of a surface permanent-magnet motor using complex relative air-gap permeance

    D. Zarko;D. Ban;T.A. Lipo

  • On-line dead-time compensation technique for open-loop PWM-VSI drives

    A.R. Munoz;T.A. Lipo

  • Transient analysis of cage induction machines under stator, rotor bar and end ring faults

    H.A. Toliyat;T.A. Lipo

  • Generic torque-maximizing design methodology of surface permanent-magnet vernier machine

    A. Toba;T.A. Lipo

  • A hybrid multilevel inverter topology for drive applications

    M.D. Manjrekar;T.A. Lipo

  • Elimination of common mode voltage in three phase sinusoidal power converters

    A.L. Julian;G. Oriti;T.A. Lipo

  • Carrier-based PWM-VSI overmodulation strategies: analysis, comparison, and design

    A.M. Hava;R.J. Kerkman;T.A. Lipo

  • A novel permanent magnet motor with doubly salient structure

    Yuefeng Liao;Feng Liang;T.A. Lipo

  • Source of induction motor bearing currents caused by PWM inverters

    S. Chen;T.A. Lipo;D. Fitzgerald

  • A strategy for improving reliability of field oriented controlled induction motor drives

    Tian-Hua Liu;Jen-Ren Fu;T.A. Lipo

Frequent Co-Authors

Byung-il Kwon
Byung-il Kwon Hanyang University
Thomas M. Jahns
Thomas M. Jahns University of Wisconsin–Madison
Donald W. Novotny
Donald W. Novotny University of Wisconsin–Madison
Ronghai Qu
Ronghai Qu Huazhong University of Science and Technology
Hamid A. Toliyat
Hamid A. Toliyat Texas A&M University
Vinod John
Vinod John Indian Institute of Science
Deepakraj M. Divan
Deepakraj M. Divan Georgia Institute of Technology
Giri Venkataramanan
Giri Venkataramanan University of Wisconsin–Madison
Seung-Ki Sul
Seung-Ki Sul Seoul National University
Brendan McGrath
Brendan McGrath RMIT University

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