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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 42 4029 3868 1441 1346 251 9827

Raja Ayyanar publications per year

The chart shows the history of publications by Raja Ayyanar between 1999 and 2025, highlighting the no. of papers published in each year and offering an overview of the publication velocity of this scholar. Raja Ayyanar published across 27 years, from 1999 to 2025, averaging 10.1 papers a year. Output peaked at 24 publications in 2017. 13 of the 273 publications appeared in the last two years.

No. of publications
5 10 15 20
Bar chart. Horizontal axis: year, 1999 to 2025. Vertical axis: number of publications, 0 to 24. Peak 24 publications in 2017. 1999: 2 publications 2000: 4 publications 2001: 8 publications 2002: 5 publications 2003: 6 publications 2004: 8 publications 2005: 1 publication 2006: 7 publications 2007: 5 publications 2008: 11 publications 2009: 7 publications 2010: 6 publications 2011: 8 publications 2012: 10 publications 2013: 12 publications 2014: 15 publications 2015: 10 publications 2016: 18 publications 2017: 24 publications 2018: 11 publications 2019: 17 publications 2020: 19 publications 2021: 16 publications 2022: 15 publications 2023: 15 publications 2024: 7 publications 2025: 6 publications
1999 2025

273 publications in total across all disciplines

View publications per year as a table
Raja Ayyanar: publications per year, 1999 to 2025
Year Publications
1999 2
2000 4
2001 8
2002 5
2003 6
2004 8
2005 1
2006 7
2007 5
2008 11
2009 7
2010 6
2011 8
2012 10
2013 12
2014 15
2015 10
2016 18
2017 24
2018 11
2019 17
2020 19
2021 16
2022 15
2023 15
2024 7
2025 6
Total 273
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Raja Ayyanar 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 Raja Ayyanar 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, 234–253 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: 251 publications — 45th percentile

45% 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
234–253 399 251
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
1,065+ 99
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Raja Ayyanar 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 Raja Ayyanar 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, 42 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: 42 D-Index — 42nd percentile

42% 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 42
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

Raja Ayyanar is affiliated with Arizona State University in the United States, specializing in engineering with a focus on electrical and electronic engineering, as well as related subfields. Their research portfolio spans key areas including control and systems engineering, renewable energy, sustainability, automotive engineering, and energy engineering and power technology.

The scientist's work addresses several main topics, notably microgrid control and optimization, optimal power flow distribution, multilevel inverters and converters, advanced DC-DC converters, smart grid energy management, silicon carbide semiconductor technologies, and power system optimization and stability.

Raja Ayyanar has contributed extensively to scientific literature, with a record of publications across diverse venues. The most frequent publication platforms include:

  • arXiv (Cornell University)
  • IEEE Open Journal of Power Electronics
  • IEEE Transactions on Industry Applications
  • IEEE Access
  • IEEE Open Access Journal of Power and Energy

Notable recent papers authored by Raja Ayyanar cover a range of topics within power electronics and smart grid domains:

  • Spatial-Temporal Deep Learning for Hosting Capacity Analysis in Distribution Grids, 2022, IEEE Transactions on Smart Grid
  • Comprehensive Analysis and Experimental Validation of 240°-Clamped Space Vector PWM Technique Eliminating Zero States for EV Traction Inverters With Dynamic DC Link, 2020, IEEE Transactions on Power Electronics
  • A High Performance Communication Architecture for a Smart Micro-Grid Testbed Using Customized Edge Intelligent Devices (EIDs) With SPI and Modbus TCP/IP Communication Protocols, 2021, IEEE Open Journal of Power Electronics
  • Machine Learning for Solar Array Monitoring, Optimization, and Control, 2020, Synthesis lectures on power electronics
  • Performance Analysis and Experimental Validation of 240°-Clamped Space Vector PWM to Minimize Common Mode Voltage and Leakage Current in EV/HEV Traction Drives, 2021, IEEE Transactions on Transportation Electrification

In addition to journal articles, Raja Ayyanar authored a book titled Machine Learning for Solar Array Monitoring, Optimization, and Control, published in 2020 by Morgan & Claypool Publishers.

Collaboration is another aspect of their research career, working frequently with several co-authors, including:

  • Nikhil Korada
  • Vivek Narayanaswamy
  • Andreas Spanias
  • Devarajan Srinivasan
  • Sameeksha Katoch

This profile reflects a concentrated research expertise in power electronics, smart grid technologies, and applications of machine learning within renewable energy systems, supported by diverse publications and collaborations.

Best Publications

  • Pwm control of dual active bridge: Comprehensive analysis and experimental verification

    A K Jain;R Ayyanar

  • A DC–DC Multiport-Converter-Based Solid-State Transformer Integrating Distributed Generation and Storage

    S. Falcones;R. Ayyanar;Xiaolin Mao

  • Control Strategy to Mitigate the Impact of Reduced Inertia Due to Doubly Fed Induction Generators on Large Power Systems

    D Gautam;L Goel;R Ayyanar;V Vittal

  • Common-duty-ratio control of input-series connected modular DC-DC converters with active input voltage and load-current sharing

    R. Giri;V. Choudhary;R. Ayyanar;N. Mohan

  • Probabilistic Power Flow Studies for Transmission Systems With Photovoltaic Generation Using Cumulants

    Miao Fan;V. Vittal;G. T. Heydt;R. Ayyanar

  • Active input-voltage and load-current sharing in input-series and output-parallel connected modular DC-DC converters using dynamic input-voltage reference scheme

    R. Ayyanar;R. Giri;N. Mohan

  • Space Vector Based Hybrid PWM Techniques for Reduced Current Ripple

    G. Narayanan;V.T. Ranganathan;D. Zhao;H.K. Krishnamurthy

  • Fault Current Contribution From Synchronous Machine and Inverter Based Distributed Generators

    N. Nimpitiwan;G.T. Heydt;R. Ayyanar;S. Suryanarayanan

  • Topology comparison for Solid State Transformer implementation

    Sixifo Falcones;Xiaolin Mao;Raja Ayyanar

  • Space-Vector-Based Hybrid Pulsewidth Modulation Techniques for Reduced Harmonic Distortion and Switching Loss

    Di Zhao;V S S Pavan Kumar Hari;Gopalaratnam Narayanan;Rajapandian Ayyanar

  • Novel soft-switching DC-DC converter with full ZVS-range and reduced filter requirement. I. Regulated-output applications

    R. Ayyanar;N. Mohan

  • Advanced bus-clamping PWM techniques based on space vector approach

    G. Narayanan;Harish K. Krishnamurthy;Di Zhao;Rajapandian Ayyanar

  • Optimal Variable Switching Frequency Scheme for Reducing Switching Loss in Single-Phase Inverters Based on Time-Domain Ripple Analysis

    Xiaolin Mao;R. Ayyanar;H.K. Krishnamurthy

  • Fault Tolerant Circuit Topology and Control Method for Input-Series and Output-Parallel Modular DC-DC Converters

    V. Choudhary;E. Ledezma;R. Ayyanar;R.M. Button

  • Probabilistic Power Flow Analysis With Generation Dispatch Including Photovoltaic Resources

    Miao Fan;Vijay Vittal;Gerald T. Heydt;Raja Ayyanar

  • Reduction of Torque Ripple in Induction Motor Drives Using an Advanced Hybrid PWM Technique

    Kaushik Basu;J S Siva Prasad;G Narayanan;Harish K Krishnamurthy

  • Convex Optimization for DES Planning and Operation in Radial Distribution Systems With High Penetration of Photovoltaic Resources

    Qifeng Li;Raja Ayyanar;Vijay Vittal

  • Input-series and output-series connected modular DC-DC converters with active input voltage and output voltage sharing

    Ramesh Giri;Raja Ayyanar;E. Ledezma

  • A Capacitance-Minimized, Doubly Grounded Transformer less Photovoltaic Inverter With Inherent Active-Power Decoupling

    Unknown

  • Design and Strategy for the Deployment of Energy Storage Systems in a Distribution Feeder With Penetration of Renewable Resources

    Adarsh Nagarajan;Raja Ayyanar

  • Building Block Converter Module for Universal (AC-DC, DC-AC, DC-DC) Fully Modular Power Conversion Architecture

    H.K. Krishnamurthy;R. Ayyanar

  • Series-parallel connection of DC-DC converter modules with active sharing of input voltage and load current

    A. Bhinge;N. Mohan;R. Giri;R. Ayyanar

  • Converter Model for Representing Converter Interfaced Generation in Large Scale Grid Simulations

    Deepak Ramasubramanian;Ziwei Yu;Rajapandian Ayyanar;Vijay Vittal

  • Common duty ratio control of input series connected modular DC-DC converters with active input voltage and load current sharing

    R. Giri;R. Ayyanar;N. Mohan

Frequent Co-Authors

Ned Mohan
Ned Mohan University of Minnesota
Vijay Vittal
Vijay Vittal Arizona State University
Andreas Spanias
Andreas Spanias Arizona State University
Cihan Tepedelenlioglu
Cihan Tepedelenlioglu Arizona State University
Gerald T. Heydt
Gerald T. Heydt Arizona State University
G. Narayanan
G. Narayanan Indian Institute of Science
Linda A. Hinnov
Linda A. Hinnov George Mason University
James D. McCalley
James D. McCalley Iowa State University
Iqbal Husain
Iqbal Husain North Carolina State University
Enrique J. Lavernia
Enrique J. Lavernia Texas A&M University

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