Thomas Friedli

5.5k total citations · 4 hit papers
47 papers, 4.5k citations indexed

About

Thomas Friedli is a scholar working on Electrical and Electronic Engineering, Aerospace Engineering and Automotive Engineering. According to data from OpenAlex, Thomas Friedli has authored 47 papers receiving a total of 4.5k indexed citations (citations by other indexed papers that have themselves been cited), including 44 papers in Electrical and Electronic Engineering, 9 papers in Aerospace Engineering and 8 papers in Automotive Engineering. Recurrent topics in Thomas Friedli's work include Advanced DC-DC Converters (31 papers), Multilevel Inverters and Converters (31 papers) and Silicon Carbide Semiconductor Technologies (22 papers). Thomas Friedli is often cited by papers focused on Advanced DC-DC Converters (31 papers), Multilevel Inverters and Converters (31 papers) and Silicon Carbide Semiconductor Technologies (22 papers). Thomas Friedli collaborates with scholars based in Switzerland, Austria and Chile. Thomas Friedli's co-authors include Johann W. Kolar, José Rodríguez, Mario Schweizer, Patrick Wheeler, S.D. Round, Michael Hartmann, Thiago Batista Soeiro, J. Biela, Marcelo Lobo Heldwein and Uwe Drofenik and has published in prestigious journals such as IEEE Transactions on Industrial Electronics, IEEE Transactions on Power Electronics and IEEE Transactions on Industry Applications.

In The Last Decade

Thomas Friedli

47 papers receiving 4.4k citations

Hit Papers

The Essence of Three-Phase PFC Rectifier Systems—Part I 2011 2026 2016 2021 2012 2011 2013 2012 200 400 600
What are hit papers?

Hit papers significantly outperform the citation benchmark for their cohort. A paper qualifies if it has ≥500 total citations, achieves ≥1.5× the top-1% citation threshold for papers in the same subfield and year (this is the minimum needed to enter the top 1%, not the average within it), or reaches the top citation threshold in at least one of its specific research topics.

  1. The Essence of Three-Phase PFC Rectifier Systems—Part I
    2012 613 citations Johann W. Kolar, Thomas Friedli IEEE Transactions on Power Electronics profile →
  2. Review of Three-Phase PWM AC–AC Converter Topologies
    2011 450 citations Johann W. Kolar, Thomas Friedli et al. IEEE Transactions on Industrial Electronics profile →
  3. The Essence of Three-Phase PFC Rectifier Systems—Part II
    2013 363 citations Thomas Friedli, Michael Hartmann et al. IEEE Transactions on Power Electronics profile →
  4. Comparative Evaluation of Advanced Three-Phase Three-Level Inverter/Converter Topologies Against Two-Level Systems
    2012 360 citations Mario Schweizer, Thomas Friedli et al. IEEE Transactions on Industrial Electronics profile →

Peers — A (Enhanced Table)

Peers by citation overlap · career bar shows stage (early→late) cites · hero ref

Name h Career Trend Papers Cites
Thomas Friedli Switzerland 30 4.4k 1.4k 658 242 146 47 4.5k
Marcelo Lobo Heldwein Brazil 29 3.6k 0.8× 1.2k 0.8× 386 0.6× 195 0.8× 72 0.5× 203 3.7k
Florian Krismer Switzerland 35 4.3k 1.0× 962 0.7× 908 1.4× 343 1.4× 76 0.5× 91 4.5k
P. Steimer Switzerland 36 6.0k 1.4× 1.7k 1.2× 202 0.3× 200 0.8× 148 1.0× 93 6.2k
Rixin Lai United States 23 2.3k 0.5× 695 0.5× 296 0.4× 130 0.5× 83 0.6× 59 2.4k
R. Redl Hungary 30 3.4k 0.8× 680 0.5× 533 0.8× 312 1.3× 144 1.0× 63 3.5k
V. Vorperian United States 21 2.8k 0.6× 749 0.5× 457 0.7× 383 1.6× 139 1.0× 41 2.9k
Uwe Drofenik Switzerland 28 2.5k 0.6× 693 0.5× 326 0.5× 377 1.6× 88 0.6× 70 2.8k
Shuai Jiang United States 24 2.4k 0.5× 1.1k 0.8× 261 0.4× 126 0.5× 481 3.3× 81 2.6k
Yungtaek Jang United States 31 4.2k 1.0× 819 0.6× 1.2k 1.9× 367 1.5× 159 1.1× 87 4.3k
P.D. Ziogas Canada 35 4.6k 1.0× 1.8k 1.2× 406 0.6× 438 1.8× 146 1.0× 146 4.7k

Countries citing papers authored by Thomas Friedli

Since Specialization
Citations

This map shows the geographic impact of Thomas Friedli's research. It shows the number of citations coming from papers published by authors working in each country. You can also color the map by specialization and compare the number of citations received by Thomas Friedli with the expected number of citations based on a country's size and research output (numbers larger than one mean the country cites Thomas Friedli more than expected).

Fields of papers citing papers by Thomas Friedli

Since Specialization
Physical SciencesHealth SciencesLife SciencesSocial Sciences

This network shows the impact of papers produced by Thomas Friedli. Nodes represent research fields, and links connect fields that are likely to share authors. Colored nodes show fields that tend to cite the papers produced by Thomas Friedli. The network helps show where Thomas Friedli may publish in the future.

Co-authorship network of co-authors of Thomas Friedli

This figure shows the co-authorship network connecting the top 25 collaborators of Thomas Friedli. A scholar is included among the top collaborators of Thomas Friedli based on the total number of citations received by their joint publications. Widths of edges represent the number of papers authors have co-authored together. Node borders signify the number of papers an author published with Thomas Friedli. Thomas Friedli is excluded from the visualization to improve readability, since they are connected to all nodes in the network.

All Works

20 of 20 papers shown
1.
Boillat, David O., Thomas Friedli, & Johann W. Kolar. (2017). Electronically Controllable Impedance for Tuning of Active Metamaterials. IEEE Journal of Emerging and Selected Topics in Power Electronics. 5(3). 1404–1414. 3 indexed citations
2.
Kovačević, Ivana F., Thomas Friedli, A. Musing, & Johann W. Kolar. (2013). 3-D Electromagnetic Modeling of Parasitics and Mutual Coupling in EMI Filters. IEEE Transactions on Power Electronics. 29(1). 135–149. 85 indexed citations
3.
Kovačević, Ivana F., et al.. (2012). Electromagnetic Modeling of EMI Input Filters. 1–9. 12 indexed citations
4.
Cougo, Bernardo, Thomas Friedli, David O. Boillat, & Johann W. Kolar. (2012). Comparative Evaluation of Individual and Coupled Inductor Arrangements for Input Filters of PV Inverter Systems. 1–8. 26 indexed citations
5.
Soeiro, Thiago Batista, Thomas Friedli, & Johann W. Kolar. (2012). Swiss rectifier — A novel three-phase buck-type PFC topology for Electric Vehicle battery charging. 2617–2624. 99 indexed citations
6.
Soeiro, Thiago Batista, Thomas Friedli, & Johann W. Kolar. (2012). Design and Implementation of a Three-Phase Buck-Type Third Harmonic Current Injection PFC Rectifier SR. IEEE Transactions on Power Electronics. 28(4). 1608–1621. 80 indexed citations
7.
Cortés, Patricio, David O. Boillat, Thomas Friedli, et al.. (2012). Comparative evaluation of control schemes for a high bandwidth three-phase AC source. 5. 321–329. 4 indexed citations
8.
Kolar, Johann W., Michael Hartmann, & Thomas Friedli. (2011). Three-Phase PFC Rectifier and AC-AC Converter Systems - PART 1. 9 indexed citations
9.
Kolar, Johann W., Thomas Friedli, Florian Krismer, et al.. (2011). Conceptualization and multi-objective optimization of the electric system of an Airborne Wind Turbine. 32–55. 36 indexed citations
10.
Stupar, Andrija, Thomas Friedli, J. Minibock, Mario Schweizer, & Johann W. Kolar. (2011). Towards a 99% efficient three-phase buck-type PFC rectifier for 400 V DC distribution systems. 4. 505–512. 17 indexed citations
11.
Stupar, Andrija, Thomas Friedli, J. Minibock, & Johann W. Kolar. (2011). Towards a 99% Efficient Three-Phase Buck-Type PFC Rectifier for 400-V DC Distribution Systems. IEEE Transactions on Power Electronics. 27(4). 1732–1744. 178 indexed citations
12.
Kolar, Johann W., Thomas Friedli, José Rodríguez, & Patrick Wheeler. (2011). Review of Three-Phase PWM AC–AC Converter Topologies. IEEE Transactions on Industrial Electronics. 58(11). 4988–5006. 450 indexed citations breakdown →
13.
Kolar, Johann W., J. Biela, S. Waffler, Thomas Friedli, & U. Badstuebner. (2010). Performance trends and limitations of power electronic systems. 121. 17–36. 127 indexed citations
14.
Schweizer, Mario, Ignacio Lizama, Thomas Friedli, & Johann W. Kolar. (2010). Comparison of the chip area usage of 2-level and 3-level voltage source converter topologies. 391–396. 145 indexed citations
15.
Friedli, Thomas, et al.. (2009). Design and Performance of a 200-kHz All-SiC JFET Current DC-Link Back-to-Back Converter. IEEE Transactions on Industry Applications. 45(5). 1868–1878. 155 indexed citations
16.
Friedli, Thomas & Johann W. Kolar. (2009). A Semiconductor Area Based Assessment of AC Motor Drive Converter Topologies. 336–342. 52 indexed citations
17.
Kolar, Johann W., Uwe Drofenik, J. Biela, et al.. (2008). PWM Converter Power Density Barriers. IEEJ Transactions on Industry Applications. 128(4). 468–480. 66 indexed citations
18.
Kolar, Johann W., Thomas Friedli, Florian Krismer, & S.D. Round. (2008). The essence of three-phase AC/AC converter systems. PRZEGLĄD ELEKTROTECHNICZNY. 14–29. 3 indexed citations
19.
Friedli, Thomas, et al.. (2008). Design and Performance of a 200 kHz All-SiC JFET Current Source Converter. 1–8. 10 indexed citations
20.
Friedli, Thomas, et al.. (2006). A high efficiency indirect matrix converter utifizing RB-IGBTs. 1–7. 43 indexed citations

Rankless uses publication and citation data sourced from OpenAlex, an open and comprehensive bibliographic database. While OpenAlex provides broad and valuable coverage of the global research landscape, it—like all bibliographic datasets—has inherent limitations. These include incomplete records, variations in author disambiguation, differences in journal indexing, and delays in data updates. As a result, some metrics and network relationships displayed in Rankless may not fully capture the entirety of a scholar's output or impact.

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