Category: People

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Prof. Katherine A. Kim (김예린,金藝璘)

Prof. Katherine A. Kim received the B.S. degree in electrical and computer engineering from Franklin W. Olin College of Engineering, Needham, MA, in 2007. She received the M.S. and Ph.D. degrees in electrical and computer engineering from the University of Illinois, Urbana-Champaign, IL, USA, in 2011 and 2014, respectively. In 2014, she started as an Assistant Professor of Electrical and Computer Engineering at the Ulsan National Institute of Science and Technology (UNIST), Ulsan, South Korea. Since 2019, she has been with National Taiwan University, Taipei, Taiwan, where she is currently a Professor of Electrical Engineering.

Prof. Kim’s research focuses on power electronics and control for solar photovoltaic applications. She received the Mac Van Valkenburg Early Career Teaching Award from the IEEE Education Society in 2024, the Award for Achievements in Power Electronics Education from the IEEE Power Electronics Society (PELS) in 2022, recognition as an Innovator Under 35 for the Asia Pacific Region by the MIT Technology Review in 2020, and the Richard M. Bass Outstanding Young Power Electronics Engineer Award from PELS in 2019.

She has served as an Associate Editor for IEEE Transactions on Power Electronics from 2027-2024. For IEEE PELS, she served as the Student Membership Chair in 2013-2014, PELS Member-At-Large for 2016-2018, PELS Women in Engineering Chair in 2018-2020, and the PELS Constitution and Bylaws Chair in 2021-2023. She is currently the IEEE PELS Vice President of Global Relations for 2024-2025.

Note: Prof. Kim is not accepting any new requests for talks or committee positions throughout the rest of 2025.

ORCID: 0000-0001-9144-1001

Google Scholar: Katherine A. Kim

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Selin Bagci – Ph.D.

Selin Bagci received the B.S. degree in Electrical and Computer Engineering in 2018 from Ulsan National Institute of Science and Technology (UNIST), South Korea. She received the M.S. in Electrical Engineering in 2020 from National Taiwan University of Science and Technology (NTUST), Taiwan. She received her Ph.D. degree in Electrical Engineering at National Taiwan University, Taiwan, in 2025. Her research interests are in dc-dc converter development and control for photovoltaic energy harvesting applications.

Papers:

Lien-Chieh Chen, F. Selin Bagci, and Katherine A. Kim, “An Improved Photovoltaic Differential Power Processing System Using Bidirectional Boost-Type Converters With Synchronous Switching,” IEEE Transactions on Power Electronics, vol. 39, no. 12, pp. 16720-16730, Dec. 2024, doi: 10.1109/TPEL.2024.3438116.

Katherine A. Kim, F. Selin Bagci, and Anwell Ho, “Using a Partially Flipped Classroom and Gamification to Improve Student Performance in a First-Year Electronic Circuits Course,” IEEE Transactions on Education, vol. 67, no. 5, pp. 758-766, Oct. 2024, doi: 10.1109/TE.2024.3422017.

To-Lei Huang, F. Selin Bagci, and Katherine A. Kim, “Indoor Panel-Based Photovoltaic Emulation Method Implementation and Evaluation,” IEEE Workshop on Control and Modeling for Power Electronics, Lahore, Pakistan, Lahore, Pakistan, 2024, pp. 1-7, doi: 10.1109/COMPEL57542.2024.

F. Selin Bagci and Katherine A. Kim, “Building Fabric Power Converters for Wearable Energy Harvesting Applications,” IEEE Applied Power Electronics Conference and Exposition (APEC), Long Beach, CA, USA, 2024, pp. 3192-3198, doi: 10.1109/APEC48139.2024.10509321.

Lien-Chieh Chen, F. Selin Bagci, and Katherine A. Kim, “Comparison of Bidirectional Flyback and Split-Inductor Boost Converter Topologies for Photovoltaic Differential Power Processing Systems” IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia (WiPDA Asia), Hsinchu, Taiwan, 2023, pp. 1-6, doi: 10.1109/WiPDAAsia58218.2023.10261924.

Darsana Deo, F. Selin Bagci, and Katherine A. Kim, “Comparison of Controllable Photovoltaic Emulation Methods for Real-Time Hardware Experiments” International Conference on Power Electronics (ICPE 2023-ECCE Asia), Jeju Island, Korea, 2023, pp. 2468-2474, doi: 10.23919/ICPE2023-ECCEAsia54778.2023.10213934.

F. Selin Bagci, Richard Angsetya, Sean Logi, Katherine A. Kim, “Flexible PCB Connection Methods for Wearable Energy Harvesting Applications,” IEEE Applied Power Electronics Conference and Exposition (APEC), 2023, pp. 1881-1887, doi: 10.1109/APEC43580.2023.10131451.

Katherine A. Kim, F. Selin Bagci, and Kristen L. Dorsey, “Design considerations for photovoltaic energy harvesting in wearable devices,” in Scientific Reports, vol. 12, pp. 1-12, October 28, 2022, art. no. 18143, doi: 10.1038/s41598-022-22232-x.

F. Selin Bagci, Katherine A. Kim, Yu -Chen Liu and Yi-Hua Liu, “Evaluation of Power Maximization and Curtailment Control Methods for Converters in Wearable Photovoltaic Energy Harvesting Applications,” in IEEE Open Journal of Power Electronics, pp. 508-520, August 2022, doi: 10.1109/OJPEL.2022.3194185.

F. Selin Bagci and Katherine A. Kim, “Performance Comparison of Burst-Mode MPPT and Perturb and Observe MPPT Algorithms for Photovoltaic Energy Harvesting Applications,” in Proc. IEEE Energy Conversion Congress Exposition (ECCE), Vancouver, BC, Canada, Oct. 2021.

F. Selin Bagci and Katherine A. Kim, “Burst-Mode Maximum Power Point Tracking Algorithm for Low-Power Photovoltaic Energy Harvesting Applications,” in Proc. IEEE Energy Conversion Congress Exposition Asia, Singapore, May. 2021, pp. 1-6. 

F. Selin Bagci, Katherine A. Kim, Ting-Yu Lin and Yu-Chen Liu, “Power Profile Measurement and System Design Analysis for a Wearable Photovoltaic Application,” in Proc. International Power Electronics and Motion Control Conference – ECCE Asia, Nanjing, China, Dec. 2020, pp. 1469-1474.

F. Selin Bagci, Yu-Chen Liu, and Katherine A. Kim, “Low-Power Photovoltaic Energy Harvesting With Parallel Differential Power Processing Using a SEPIC,” in Proc. IEEE Applied Power Electron. Conf.,  Mar. 2019, pp. 2008-2014.

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Kai En Loo (羅凱恩) – Undergraduate Intern Student

Kai En Loo is a senior student at National Taiwan University (NTU) in the Electrical Engineering Department. He plans to pursue a master’s degree at NTU with the PEARS Lab. His research interests include energy conversion, particularly in renewable systems.

Papers:

Kai En Loo and Katherine A. Kim, “Photovoltaic Array Mismatch Analysis for Differential Power Processing Systems Using Real-World Data” IEEE Energy Conversion Congress and Expo (ECCE), Phoenix, AZ, USA, 2024.

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To-Lei Huang (黃朵蕾) – M.S. Student

To-Lei Huang is a M.S. student at National Taiwan University (NTU) in the Electrical Engineering Department. Her research interests are offshore wind power systems and power conversion. She also has interests in ballroom dancing and K-pop.

Papers:

To-Lei Huang, F. Selin Bagci, and Katherine A. Kim, “Indoor Panel-Based Photovoltaic Emulation Method Implementation and Evaluation,” IEEE Workshop on Control and Modeling for Power Electronics, Lahore, Pakistan, Lahore, Pakistan, 2024, pp. 1-7.

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Richard Angsetya – M.S. Student

Richard is Indonesian and is soon to be an Electrical Engineer bachelor graduate. He is interested in power electronics and is planning to pursue a Master’s degree in Professor Kim’s lab. His research interest is in energy harvesting for wearables.

Papers:

F. Selin Bagci, Richard Angsetya, Sean Logi, Katherine A. Kim, “Flexible PCB Connection Methods for Wearable Energy Harvesting Applications,” IEEE Applied Power Electronics Conference and Exposition (APEC), 2023, pp. 1881-1887, doi: 10.1109/APEC43580.2023.10131451.

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Shih-Fan Liu (劉世凡) – M.S.

Shih-Fan Liu received the B.S. degree in Electrical Engineering from National Kaohsiung University of Science and Technology (NKUST), Taiwan, in 2022. He graduated with his Master’s degree from the Electrical Engineering Department at National Taiwan University in 2024. His research interests include dc-dc converter development.

Papers:

Shih-Fan Liu, Bo-Shiang Lee, Katherine A. Kim, Tsai-Sheng Lin, and Sheng-Han Hsieh, “Wiring Harness Cable Input Impedance Verification For Electromagnetic Compatibility Pre-Compliance Testing” International Power Electronics and Motion Control Conference (IPEMC 2024-ECCE Asia), Chengdu, China, 2024, pp. 2456-2461.

Bo-Shiang Lee, Shih-Fan Liu, Katherine A. Kim, Tsai-Sheng Lin, and Sheng-Han Hsieh, “Modeling and EMC Analysis of Capacitive Coupling to Low-Voltage Cables in an Electric Vehicle” International Power Electronics and Motion Control Conference (IPEMC 2024-ECCE Asia), Chengdu, China, 2024.

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Bo-Shiang Lee (李博翔) – M.S.

Bo-Shiang Lee received the B.S. degree in Electrical Engineering from National Kaohsiung University of Science and Technology (NKUST), Taiwan, in 2022. He graduated with his Master’s degree from the Electrical Engineering Department at National Taiwan University in 2024. His research interests include dc-dc converter power transfer and analysis of dc-dc converters.

Papers:

Bo-Shiang Lee, Shih-Fan Liu, Katherine A. Kim, Tsai-Sheng Lin, and Sheng-Han Hsieh, “Modeling and EMC Analysis of Capacitive Coupling to Low-Voltage Cables in an Electric Vehicle” International Power Electronics and Motion Control Conference (IPEMC 2024-ECCE Asia), Chengdu, China, 2024.

Shih-Fan Liu, Bo-Shiang Lee, Katherine A. Kim, Tsai-Sheng Lin, and Sheng-Han Hsieh, “Wiring Harness Cable Input Impedance Verification For Electromagnetic Compatibility Pre-Compliance Testing” International Power Electronics and Motion Control Conference (IPEMC 2024-ECCE Asia), Chengdu, China, 2024, pp. 2456-2461.

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Darsana Deo – M.S.

Darsana Deo had received the Bachelor’s in Technology degree from National Institute of Science and Technology (NIST), India. She received the Master’s degree from the Department of Electrical Engineering at National Taiwan University (NTU), Taiwan in 2024. Her research focuses on different simulation and emulation techniques of photovoltaic systems compatible for microinverter systems. In the future, she will work as a Senior Engineer in the department of Notebook Power (PSBG) at Delta Electronics, Taiwan.

Papers:

Darsana Deo, F. Selin Bagci, and Katherine A. Kim, “Comparison of Controllable Photovoltaic Emulation Methods for Real-Time Hardware Experiments” International Conference on Power Electronics (ICPE 2023-ECCE Asia), Jeju Island, Korea, 2023, pp. 2468-2474, doi: 10.23919/ICPE2023-ECCEAsia54778.2023.10213934.

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Lien-Chieh Chen (陳廉杰) – M.S.

Lien-Chieh Chen received the B.S. degree in Electrical Engineering from Feng Chia University (FCU), Taiwan, in 2021. He received his M.S. degree in Electrical Engineering from National Taiwan University, Taiwan, in 2023. His research interests include dc-dc converters from solar panel applications.

Papers:

Lien-Chieh Chen, F. Selin Bagci, and Katherine A. Kim, “An Improved Photovoltaic Differential Power Processing System Using Bidirectional Boost-Type Converters With Synchronous Switching,” IEEE Transactions on Power Electronics, vol. 39, no. 12, pp. 16720-16730, Dec. 2024, doi: 10.1109/TPEL.2024.3438116.

Lien-Chieh Chen, F. Selin Bagci, and Katherine A. Kim, “Comparison of Bidirectional Flyback and Split-Inductor Boost Converter Topologies for Photovoltaic Differential Power Processing Systems” IEEE Workshop on Wide Bandgap Power Devices and Applications in Asia (WiPDA Asia), Hsinchu, Taiwan, 2023, pp. 1-6, doi: 10.1109/WiPDAAsia58218.2023.10261924.

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Dong Heng Tsai (蔡東衡) – M.S. Student

Dong Heng Tsai received the B.S. degree in Electric Engineering from National Taiwan University of Science and Technology (NTUST) in 2023. He is a Masters student in the Electrical Engineering Department at National Taiwan University. His research interests include power converters and battery charging.

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Sean Logi – M.S. Student

Sean Logi received the B.S. degree in Electrical Engineering from National Taiwan University of Technology (NTU), Taiwan, in 2023. He is a Masters student in the Electrical Engineering Department at National Taiwan University. His research interests include flexible PCBs for power electronics used in energy harvesting wearables.

Papers:

F. Selin Bagci, Richard Angsetya, Sean Logi, Katherine A. Kim, “Flexible PCB Connection Methods for Wearable Energy Harvesting Applications,” IEEE Applied Power Electronics Conference and Exposition (APEC), 2023, pp. 1881-1887, doi: 10.1109/APEC43580.2023.10131451.

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Yun-Jen Xu (徐昀湞) – M.S. Student

Yun-Jen Xu received the B.S. degree in Electrical Engineering from National Taipei University of Technology (NTUT), Taiwan, in 2023. He is a Masters student in the Electrical Engineering Department at National Taiwan University. His research interests include the analysis of dc-dc converters.

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Yu-Kai Liao (廖昱凱) – M.S. Student

Yu-Kai Liao received the B.S. degree in Electrical Engineering from National Taipei University of Technology (NTUT), Taiwan, in 2022. He is a Masters student in the Electrical Engineering Department at National Taiwan University. His research interests include circuit analysis and improving converter efficiency.

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Hsin-Hsuan Tsai (蔡昕璇) – M.S. Student

Hsin-Hsuan Tsai is an incoming M.S. student in Electrical Engineering at National Taiwan University (NTU). She earned a Bachelor’s degree in Electrical Engineering at NTU in 2023. She received the ITRI Power School Outstanding Project Proposal Award (電網學校暨人才發展聯盟獎學金) in 2022, as well as Dean’s List Award while at National Tsing Hua University (NTHU) in 2020. Her research interests include grid-tied inverters and electric vehicles.

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Ying-Jiun Chen (陳盈均) – M.S.

Ying Jiun Chen received the B.S. degree in Electrical Engineering from National Ilan University (NIU) in 2020. She received the M.S. degree in the Electrical Engineering in 2023 from National Taiwan University (NTU). Her research focus is on voltage balancing control of flying capacitor multilevel converters.

Papers:

Yu-Chen Liu, Meng-Chi Tsai,  Ying-Jiun Chen, Katherine A. Kim, Chen Chen, and Nguyen Anh Dung, “Design and Implementation of a Stepped Air-Gap Inductor for Buck Converters,” in Proc. IEEE Applied Power Electronics Conference,  June 2021, pp. 1-6.

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Yu-Ting Yang (楊喻婷) – M.S.

Yu-Ting Yang received the B.S. degree in Electrical Engineering from National Tsing Hua University (NTHU), Taiwan, in 2020. She received the M.S. degree in Electrical Engineering from National Taiwan University (NTU) in 2022. Her research interests include system control methods of bidirectional CLLC resonant converters for charging Li-ion batteries in an integrated photovoltaic microinverter.

Papers:

Yu-Ting Yang, Katherine A. Kim, and Jonghoon Kim, “Bidirectional CLLC Resonant Converter Design for Photovoltaic Microinverters with Li-Ion Batteries,” in Proc. International Future Energy Electronics Conferences, Nov. 2021, pp. 1-6, doi: 10.1109/IFEEC53238.2021.9661628.

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Chi Jui Lo (羅琪瑞) – M.S.

Chi Jui Lo received the B.S. degree in Electrical Engineering from National Taiwan University (NTU) in 2020 and the M.S. degree in Electrical Engineering from National Taiwan University (NTU) in 2022. His research focuses on power converters and control development for photovoltaic systems.

Papers:

Chi Jui Lo and Katherine A. Kim, “System Control and Reset Algorithm for Differential Power Processing Converters in a Photovoltaic Microinverter,” in Proc. IEEE Workshop on Control and Modeling for Power Electronics, Nov. 2021, pp. 1-8, doi: 10.1109/COMPEL52922.2021.9646000.

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Shang-You Chiu (邱上祐) – M.S.

Shang-You Chiu received the B.S. degree in energy engineering from National Cheng Kung University (NCKU), Tainan, Taiwan, in 2020, and the M.S. degree in Electrical Engineering from National Taiwan University (NTU) in 2022. Since 2022, he has been with Hitachi Energy Co., Ltd., Taipei, Taiwan. His research interests include electrical power system design for CubeSat applications, dynamic analysis and control design of dc-to-dc power conversion system.

Papers:

Shang-You Chiu and Katherine A. Kim, “System Analysis and Design for Multiconverter Electrical Power Systems in Nanosatellites,” in IEEE Journal on Miniaturization for Air and Space Systems, vol. 4, no. 1, pp. 41-53, March 2023, doi: 10.1109/JMASS.2022.3221277.

Shang-You Chiu, Katherine A. Kim, and Yu-Chen Liu, “Analysis of Nanosatellite Impedance Interaction and Stability Based on System Operation Mode,” in Proc. International Future Energy Electronics Conferences, Nov. 2021, pp. 1-6, doi: 10.1109/IFEEC53238.2021.9662020.