"High-Voltage Isolated Gate Power Supply for Pulsed Carbon Nanotube X-Ray Systems" Woo-Cheol Jeong, Yoon-Seok Lee, Jang-Hun Park, Ji-Ho Kim, Hyun-Bin Kim, Hong-Je Ryoo , Trans. on Plasma Science , I.F : 1.3 , VOL. 54 , NO. 4 , 1916 - 1922 , April 2026

"Current Reference Based Modified PR Control for Vienna Rectifier to Improve Light-Load Condition" Jang-Hun Park, Ye-Rin Kim, Woo-Cheol Jeong, Yoon-Seok Lee, Joo-Young Lee, Seung-Beom Lim, Ji-Su Kim, Hyun-Bin Jo, Hong-Je Ryoo , Journal of Electrical Engineering & Technology , I.F. : 2.34 , VOL. 21 , No. 2 , 1825-1835 , March. 2026

"Design and Implementation of 40-kV Active Pull-Down Pulsed-Power Modulator for Driving Plasma Reactor in Gas Abatement" Jae-Beom Ahn, Woo-Cheol Jeong, Joo-Young Lee, Yoon-Seok Lee, Seung-Ho Song, Hong-Je Ryoo , Trans. on Power Electornics , I.F : 6.6 , VOL. 40 , NO. 8 , 11012 - 11019 , August. 2025

"Compact Battery-Powered 400-kV High-Voltage Pulse Generator for UWB EMP Generation" Woo-Cheol Jeong, Hong-Je Ryoo , Trans. on Plasma Science , I.F : 1.3 , VOL. 53 , NO. 7 , 1543 - 1551 , July. 2025

"Optimization of Rate of Rise of Voltage Pulse Through IGBT Gate Signal Tuning Technique" Joo-Young Lee, Min-Kyu Choi, Hong-Je Ryoo , Trans. on Plasma Science , I.F : 1.3 , VOL. 53 , NO. 10 , 2632-2638 , Oct.2025

"Compact Wide Range High-Voltage/Current Impulse Generator for Simulating Various Indirect Effects of Lightning" Woo-Cheol Jeong, Su-Mi Park, Hong-Je Ryoo , Trans. on Plasma Science , I.F : 1.2 , VoL. 52 , NO. 9 , 4639 - 4647 , Sep. 2024

"Comparative Study of High-Voltage Isolated Filament Power Supply for Driving a High-Power Magnetron" Joo-Young Lee, Min-Kyu Choi, Hyun-Bin Jo and Hong-Je Ryoo , Trans. On Plasma Science , I.F : 1.2 , VoL. 52 , NO. 7 , 2699 - 2705 , July. 2024

"Design and Implementation of a xenon flash lamp power supply system for electronic printing application" Min-Kyu Choi, Seung-Ho Song, Hong-Je Ryoo , Journal of Power Electronics , I.F : 1.3 , VOL. 24 , 361-372 , Jan. 2024

"DC Series Arc Fault Detector With Differential DWT and Variable Threshold Method for Photovoltaic Systems" Jae-Beom Ahn, Seung-Jae-Jeong, Chan-Gi Cho, and Hong-Je Ryoo , Trans. On Industrial Informatics , I.F : 12.3 , VOL. 20 , NO. 7 , 9343-9351 , July. 2024

"10-kV, 400-A, 10-kHz Solid-State Switch for Lightning Indirect Effect Test" Woo-Cheol Jeong, Su-Mi Park, Joo-Young Lee, Min-Kyu Choi, and Hong-Je Ryoo , Trans. On Plasma Science , I.F : 1.5 , VOL. 51 , NO. 10 , pg. 2872-2877 , Oct. 2023

"Real-Time DC Series Arc Fault Detection Based on Noise Pattern Analysis in Photovoltaic System" Jae-Beom Ahn, Hyun-Bin Jo, and Hong-Je Ryoo , Trans. On Industrial Electronics , I.F : 7.7 , VOL. 70 , NO. 10 , pg. 10680-10689 , Oct. 2023

"Compact High-Voltage Pulse Discharging Switch With IGBT Stack and Simple Gate Drive Circuit" Su-Mi Park, Woo-Cheol Jeong, Yun-Soo Gang, and Hong-Je Ryoo , Trans. On Plasma Science , I.F : 1.5 , VOL. 51 , NO. 7 , pg. 1946-1952 , Jul. 2023

"Compact Design of 40 kV 100 A High Voltage Pulsed-Power Modulator for Driving X-Band Magnetrons" Hyun-Bin Jo, Jae-Beom Ahn, Woo-Cheol Jeong, Joo-Young Lee, Min-Kyu Choi and Hong-Je Ryoo , Trans. On Power Electronics , I.F: 6.7 , VOL. 38 , NO. 6 , pg. 7598-7609 , Jun. 2023

"A study on Semiconductor Switch Characteristics for a High Repetitive Fast Rising Solid-State Modulator" Seung-Ho Song, Jae-Beom Ahn, and Hong-Je Ryoo , Trans. On Plasma Science , I.F : 1.5 , VOL. 50 , NO. 9 , pg. 3022-3028 , Sep. 2022

"Design and Implementation of 3-kW Simmer and 30-kV DC Trigger Power Supply System for Driving Xenon Flash Lamps in Large-Area Processes" Jae-Beom Ahn, Seung-Ho Song, and Hong-Je Ryoo , Trans. On Industrial Electronics , I.F : 7.7 , VOL. 69 , NO. 12 , pg. 11999-12008 , Dec. 2022