Journals

Journal Papers (*: Corresponding Author)

2026

G. Sirewal, M. Ayub, S. Atiq, G. Choi*, B. Kwon, "Harmonic-Excited Brushless Wound Rotor Synchronous Generator with Experimental Verification," in J. Electr. Eng. Technol. (2026).

J. Choi, G. Choi* et al., "Quasi-4D Loss-Surface Hysteresis Model for Iron Loss Prediction Under DC Bias," in IEEE Transactions on Magnetics 

G. Choi* and G. Jang, "A Hybrid Brake System for e-Scooters: Design, Optimization, and Performance-Validation Study of Axial Flux Eddy-Current Brake With Halbach Array," in IEEE Access, vol. 14, pp. 16233-16244, 2026 

D. Han, G. Choi, D. Won et al. "Review of Electric Vehicle Integration for the Enhancement of Power System Resilience," in J. Electr. Eng. Technol. (2026). 

신주영, 최길수*. (2026). 12-4X 가변 릴럭턴스 레졸버의 위치 오차 저감을 위한 대칭성 기반 하이브리드 권선 최적화 기법. 전기학회논문지, 75(10), 2393-2399. 10.5370/KIEE.2026.75.10.2393

2025

A. Rehman, J. Kang and G. Choi*, "Design and Evaluation of PM Vernier Machine for Urban Air Mobility Propulsion Applications," in IEEE Canadian Journal of Electrical and Computer Engineering, vol. 48, no. 4, pp. 359-369, Fall 2025 

S. Ahmed, Q. Ali, G. Sirewal, K. Kumar, G. Choi*, "Hybrid Brushless Wound-Rotor Synchronous Machine with Dual-Mode Operation for Washing Machine Applications," Machines 2025, 13, 342. 

최재승, 최길수*. (2025). 초소형 전기차 구동용 영구자석 매입형과 유체형 동기 릴럭턴스 전동기의 철손 특성 분석. 전기학회논문지, 74(3), 425-431. 10.5370/KIEE.2025.74.3.425

김응재, 김민수, 김세환, 최길수*. (2025). 모터 및 인버터 하드웨어 특성을 고려한 SPMSM 드라이브 출력 왜곡 분석. 전기학회논문지, 74(5), 863-869. 10.5370/KIEE.2025.74.5.863

2024

G. Jang, A. Rehman, G. Choi*, "Comparative Analysis and Design Optimization of Ferrite-Based Surface PM Vernier Machines," Energies 2024, 17, 1687. 

D. Han, M. A. Zamee, G. Choi, T. Kim and D. Won, "Optimal Electrical Vehicle Charging Planning and Routing Using Real-Time Trained Energy Prediction With Physics-Based Powertrain Model," in IEEE Access, vol. 12, pp. 123250-123266, 2024 

장관희, 최길수*, 김세환. (2024). 토크 리플 저감을 위한 EPS용 SPM 전동기 설계 및 해석. 전기학회논문지, 73(7), 1155-1161. 10.5370/KIEE.2024.73.7.1155

강정문, 최길수*. (2024). 위치 오차 최소화를 위한 가변 릴럭턴스 레졸버 최적 설계. 전기학회논문지, 73(1), 44-49. 10.5370/KIEE.2024.73.1.44

2023

G. Choi*, G. Jang, M. Choi, J. Kang, Y. Kang, S. Kim, "Optimal Design of a Surface Permanent Magnet Machine for Electric Power Steering Systems in Electric Vehicle Applications Using a Gaussian Process-Based Approach," Actuators 2024, 13, 13.  

Y. Kang, K. Lee, G. Choi*, "Rapid Prototyping of Three-Phase AC Machine Drive System with Subtractive and Additive Manufacturing," Energies 2023, 16, 2266. 

2022

M. Choi, G. Choi*, G. Bramerdorfer, E. Marth, "Systematic Development of a Multi-Objective Design Optimization Process Based on a Surrogate-Assisted Evolutionary Algorithm for Electric Machine Applications," Energies 2022, 16, 392. 

2021

G. Choi* and G. Bramerdorfer, "Comprehensive Design and Analysis of an Interior Permanent Magnet Synchronous Machine for Light-Duty Passenger EVs," in IEEE Access, vol. 10, pp. 819-831, 2022 

G. Choi*, Analysis and Experimental Verification of the Demagnetization Vulnerability in Various PM Synchronous Machine Configurations for an EV Application. Energies 2021, 14, 5447 

M. Choi, G. Choi*, Modeling, Investigation, and Mitigation of AC Losses in IPM Machines with Hairpin Windings for EV Applications. Energies 2021, 14 

J. S. Lee and G. Choi*, "Modeling and hardware-in-the-loop system realization of electric machine drives — A review," in CES Transactions on Electrical Machines and Systems, vol. 5, no. 3, pp. 194-201, Sept. 2021 

S. Kim, G. Choi*, and J. Lee. "Trends in safety improvement technologies for an electric propulsion system of eco-friendly ships." Journal of IKEEE 25.3 (2021): 556-564. 

2018

G. Choi* and T. M. Jahns, "Analysis and Design Recommendations to Mitigate Demagnetization Vulnerability in Surface PM Synchronous Machines," in IEEE Transactions on Industry Applications, vol. 54, no. 2, pp. 1292-1301, March-April 2018 

2017

G. Choi*, Y. Zhang and T. M. Jahns, "Experimental Verification of Rotor Demagnetization in a Fractional-Slot Concentrated-Winding PM Synchronous Machine Under Drive Fault Conditions," in IEEE Transactions on Industry Applications, vol. 53, no. 4, pp. 3467-3475, July-Aug. 2017 

2016

G. Choi* and T. M. Jahns, "Investigation of Key Factors Influencing the Response of Permanent Magnet Synchronous Machines to Three-Phase Symmetrical Short-Circuit Faults," in IEEE Transactions on Energy Conversion, vol. 31, no. 4, pp. 1488-1497, Dec. 2016 

G. Choi* and T. M. Jahns, "PM Synchronous Machine Drive Response to Asymmetrical Short-Circuit Faults," in IEEE Transactions on Industry Applications, vol. 52, no. 3, pp. 2176-2185, May-June 2016 

G. Choi* and T. M. Jahns, "Reduction of Eddy-Current Losses in Fractional-Slot Concentrated-Winding Synchronous PM Machines," in IEEE Transactions on Magnetics, vol. 52, no. 7, pp. 1-4, July 2016

2011

Development of Integrated Modular Motor Drive for Traction Applications
G. Choi*, Z. Xu, M. Li, S. Gupta, T.M. Jahns, F. Wang, N.A. Duffie, L. Marlino, SAE Internation Journal of Engine