Performance Enhancement of Second-Life Lithium-Ion Batteries Based on Gaussian Mixture Model Clustering and Simulation-Based Evaluation for Energy Storage System Applications by Abdul Shakoor Akram, Woojin Choi

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SOH Estimation of Lithium-Ion Batteries Using Distribution of Relaxation Times Parameters and Long Short-Term Memory Model by Abdul Shakoor Akram, Muhammad Sohaib, Woojin Choi

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A New Two-Stage Multiple-Parallel-Channel LED Driver Using a CLL-C Resonant Converter and Time Division Control Technique by Duc Hung Tran, Zeeshan Waheed, Woojin Choi

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Novel Hybrid Islanding Detection Technique Based on Digital Lock-In Amplifier by Muhammad Noman Ashraf, Abdul Shakoor Akram, Woojin Choi

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A High-Efficiency Bi-Directional CLLLC Converter with Auxiliary LC Network for Fixed-Frequency Operation in V2G Systems by Tran Duc Hung, Zeeshan Waheed, Manh Tuan Tran, Woojin Choi

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Viscoelastic and antimicrobial dental care bioplastic with recyclable life cycle by Woojin Choi, Utkarsh Mangal, Jae-Hun Yu, Jeong-Hyun Ryu, Ji‑Yeong Kim, Taesuk Jun, Yoojin Lee, Heesu Cho, Moonhyun Choi, Milae Lee, Du Yeol Ryu, Sang-Young Lee, Se Yong Jung, Jae-Kook Cha, Jung Yul Cha, Kee-Joon Lee, Sangmin Lee, Sung-Hwan Choi, Jinkee Hong

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