World's Best Scientists 2026 revealed!
João L. Afonso

João L. Afonso

D-Index & Metrics

Discipline name D-Index World Ranking Current World Ranking National Ranking Current National Ranking Publications Citations
Electronics and Electrical Engineering 37 5108 4904 23 22 373 6061

João L. Afonso publications per year

The chart shows the history of publications by João L. Afonso between 1991 and 2026, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. João L. Afonso published across 36 years, from 1991 to 2026, averaging 13.8 papers a year. Output peaked at 39 publications in 2019. 38 of the 497 publications appeared in the last two years.

No. of publications
10 20 30
Bar chart. Horizontal axis: year, 1991 to 2026. Vertical axis: number of publications, 0 to 39. Peak 39 publications in 2019. 1991: 1 publication 1992: 0 publications 1993: 0 publications 1994: 1 publication 1995: 1 publication 1996: 1 publication 1997: 3 publications 1998: 0 publications 1999: 3 publications 2000: 2 publications 2001: 4 publications 2002: 2 publications 2003: 11 publications 2004: 6 publications 2005: 18 publications 2006: 11 publications 2007: 13 publications 2008: 4 publications 2009: 9 publications 2010: 9 publications 2011: 16 publications 2012: 27 publications 2013: 16 publications 2014: 19 publications 2015: 21 publications 2016: 16 publications 2017: 35 publications 2018: 31 publications 2019: 39 publications 2020: 34 publications 2021: 34 publications 2022: 23 publications 2023: 25 publications 2024: 24 publications 2025: 37 publications 2026: 1 publication
1991 2026

497 publications in total across all disciplines

View publications per year as a table
João L. Afonso: publications per year, 1991 to 2026
Year Publications
1991 1
1992 0
1993 0
1994 1
1995 1
1996 1
1997 3
1998 0
1999 3
2000 2
2001 4
2002 2
2003 11
2004 6
2005 18
2006 11
2007 13
2008 4
2009 9
2010 9
2011 16
2012 27
2013 16
2014 19
2015 21
2016 16
2017 35
2018 31
2019 39
2020 34
2021 34
2022 23
2023 25
2024 24
2025 37
2026 1
Total 497
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João L. Afonso 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 João L. Afonso 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: 373 publications — 71st percentile

71% 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
354–373 214 373
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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João L. Afonso 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 João L. Afonso 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, 37 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: 37 D-Index — 27th percentile

27% 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 37
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
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Overview

João L. Afonso is affiliated with the University of Minho in Portugal and primarily contributes to the field of Engineering, with a focused specialization in Electrical and Electronic Engineering. Their body of work spans multiple subfields including Automotive Engineering, Control and Systems Engineering, and Mechanical Engineering. Additionally, they have contributed to Medicine, specifically in areas connected to Surgery.

Their research covers various main topics such as:

  • Advanced Battery Technologies Research
  • Advanced DC-DC Converters
  • Electric Vehicles and Infrastructure
  • Multilevel Inverters and Converters
  • Microgrid Control and Optimization
  • HVDC Systems and Fault Protection
  • Wireless Power Transfer Systems

João L. Afonso's publication record includes multiple papers in notable venues. Among recent works are:

  • A Review on Power Electronics Technologies for Power Quality Improvement, 2021, Energies
  • A Review on Power Electronics Technologies for Electric Mobility, 2020, Energies
  • A Novel Three-Phase Multiobjective Unified Power Quality Conditioner, 2023, IEEE Transactions on Industrial Electronics
  • Topologies and Operation Modes of Rail Power Conditioners in AC Traction Grids: Review and Comprehensive Comparison, 2020, Energies
  • Review of a Disruptive Vision of Future Power Grids: A New Path Based on Hybrid AC/DC Grids and Solid-State Transformers, 2021, Sustainability

The researcher collaborates frequently with other scientists, including Vítor Monteiro, J. G. Pinto, Miguel Mascarenhas, Guilherme Macedo, and Tiago J. C. Sousa. These coauthors have contributed collectively to a significant number of joint publications.

João L. Afonso has contributed to the book series published by the Lecture Notes of the Institute for Computer Sciences, Social Informatics and Telecommunications Engineering. The titles in this series largely revolve around "Sustainable Energy for Smart Cities," published annually from 2020 to 2023.

Publication venues that often feature João L. Afonso's work include:

  • Energies
  • EAI Endorsed Transactions on Energy Web
  • Gastrointestinal Endoscopy
  • Electronics
  • The American Journal of Gastroenterology

Best Publications

  • Active filters with control based on the p-q theory

    João L. Afonso;Carlos Couto;Júlio S. Martins

  • Operation Modes for the Electric Vehicle in Smart Grids and Smart Homes: Present and Proposed Modes

    Vitor Monteiro;J. G. Pinto;Joao Luiz Afonso

  • Eliminating Leakage Currents in Neutral Point Clamped Inverters for Photovoltaic Systems

    M. C. Cavalcanti;A. M. Farias;K. C. Oliveira;F. A. S. Neves

  • Onboard Reconfigurable Battery Charger for Electric Vehicles With Traction-to-Auxiliary Mode

    J. G. Pinto;Vitor Monteiro;Henrique Goncalves;Joao Luiz Afonso

  • Experimental Validation of a Novel Architecture Based on a Dual-Stage Converter for Off-Board Fast Battery Chargers of Electric Vehicles

    Vítor Duarte Fernandes Monteiro;João C. Ferreira;Andrés A. Nogueiras Meléndez;Carlos Couto

  • Experimental Validation of a Three-Port Integrated Topology to Interface Electric Vehicles and Renewables With the Electrical Grid

    Vitor Monteiro;J. Gabriel Pinto;Joao Luiz Afonso

  • 3-Phase 4-Wire Shunt Active Power Filter with Renewable Energy Interface

    J. G. Pinto;Ricardo G. Pregitzer;Luís F. C. Monteiro;João L. Afonso

  • Bidirectional battery charger with Grid-to-Vehicle, Vehicle-to-Grid and Vehicle-to-Home technologies

    J. G. Pinto;Vitor Monteiro;Henrique Goncalves;Bruno Exposto

  • Vehicle-to-Anything Application (V2Anything App) for Electric Vehicles

    João C. Ferreira;Vítor Duarte Fernandes Monteiro;João L. Afonso

  • p-q Theory power components calculations

    J.L. Afonso;M.J.S. Freitas;J.S. Martins

  • Improved Vehicle-to-Home (iV2H) Operation Mode: Experimental Analysis of the Electric Vehicle as Off-Line UPS

    Vitor Monteiro;Bruno Exposto;Joao C. Ferreira;Joao Luiz Afonso

  • Impact of Electric Vehicles on power quality in a Smart Grid context

    Vitor Monteiro;Henrique Goncalves;Joao L. Afonso

  • Shunt active filter for power quality improvement

    João L. Afonso;Maurício Aredes;Edson Watanabe;Júlio S. Martins

  • Assessment of a battery charger for Electric Vehicles with reactive power control

    Vitor Monteiro;J. G. Pinto;Bruno Exposto;Henrique Goncalves

  • Instantaneous p–q power theory for control of compensators in micro-grids

    E. H. Watanabe;M. Aredes;J. L. Afonso;J. G. Pinto

  • The future of power systems: Challenges, trends, and upcoming paradigms

    João Abel Peças Lopes;André Guimarães Madureira;Manuel Matos;Ricardo Jorge Bessa

  • Model Predictive Control Applied to an Improved Five-Level Bidirectional Converter

    Vitor Monteiro;Joao C. Ferreira;Andres Augusto Nogueiras Melendez;Joao Luiz Afonso

  • A Review on Power Electronics Technologies for Power Quality Improvement

    Unknown

  • Fuzzy logic speed control of an induction motor

    Jaime C. Fonseca;João Luiz Afonso;Júlio S. Martins;Carlos Couto

  • Active filters for power quality improvement

    João L. Afonso;Henrique Jorge de Jesus Ribeiro da Silva;Júlio S. Martins

  • Custom Power Interfaces for Renewable Energy Sources

    L.G.B. Rolim;A. Ortiz;M. Aredes;R. Pregitzer

  • New Perspectives for Vehicle-to-Vehicle (V2V) Power Transfer

    Tiago J. C. Sousa;Vitor Monteiro;J. C. Aparicio Fernandes;Carlos Couto

Frequent Co-Authors

Renato Natal Jorge
Renato Natal Jorge University of Porto
Mauricio Aredes
Mauricio Aredes Federal University of Rio de Janeiro
Joao P. S. Catalao
Joao P. S. Catalao University of Porto
João Peças Lopes
João Peças Lopes University of Porto
Hirofumi Akagi
Hirofumi Akagi Tokyo Institute of Technology
Gabriele Grandi
Gabriele Grandi University of Bologna
Álvaro Cunha
Álvaro Cunha University of Porto
Joao Barros
Joao Barros University of Porto
Manuel A. Matos
Manuel A. Matos University of Porto
José A. Teixeira
José A. Teixeira University of Minho

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