JOURNAL PUBLICATIONS 

In Preparation :

1. Su Y. Choi and Minki Cho*, “Optimal Designs of Vacuum Steel Tubes for Minimum Drag Forces in Hyperloop,” IEEE Trans. on Trans. Elec., by June 2024.

2. Su Y. Choi, “Preliminary Design of Electromagnetic Aircraft Launch Systems for Fix-wing UAVs" AIP Advances, submitted by March 2024.

3. Su Y. Choi, “Electromagnetic Drag Forces between HTS Magnets and UHP-FRC Tubes for Hyperloop,” Scientific Reports, Dec. 2024.

4. J. Lim, “Design and Evaluation of PM - Linear Synchronous Motors for Hyperloop,” 2024.

5. Su Y. Choi, “Guidance and Levitation Forces on the Riding Comfort of Pods,” 2024.

6. Su Y. Choi, “Heat Transfer Characteristics and Cooling Methods of Ground Rails for Hyperloop,” Scientific Reports, June 2024.

In Revision :

1. Su Y. Choi and Minki Cho*, “Electromagnetic Drag Reduction via Optimal Tube Design for Superconducting Hyperloop,” IEEE Trans. on Mag. 2025.

Published (* Corresponding Author)

• 2025

1. Minki Cho, Yejun Oh, Su Y. Choi,*, “Numerical study on tube shape influence on aerodynamic drag in an evacuated tube transport system", International Journal of Aeronautical & Space Sciences, March 2025.

• 2024

2. Su Y. Choi, Minki Cho, and Jaeheon Choe*, “Effect of Tube Thicknesses on Electromagnetic Drag and Guidance Forces for Hyperloop,” IEEE Transactions on Magnetics, May 2024, 10.1109/TMAG.2024.3405737 .

3. Jung Y. Lim, Chnag Y. Lee, Ye J. Oh and Su Y. Choi*, “Performance Evaluation of HTS Electrodynamic Suspension for Hyperloop using Static Experiments,” IEEE Transaction on Applied Superconductivity, Vol. 34, No. 5, March 2024, https://doi.org/10.1109/TASC.2024.3374692.

4. Su Y. Choi*, Chnag Y. Lee and Jung Y. Lim, “Analysis of Electromagnetic Guidance and Levitation Forces between HTS Magnets and Conductive Tubes for Hyperloop,” AIP Advances, Vol. 14, No. 3, March 2024. https://doi.org/10.1063/5.0193450.

5. Jung Y. Lim, and Su Y. Choi*, "Characteristics of Magnetic Drag Forces near Vacuum Tube Junctions for Hyperloop using HTS Magnets," Journal of the Korean Society for Precision Engineering, March 2024.

6. Jin H. Lee*, Won H. You, and Su Y. Choi, "Study on the Capsule Train Carbody Vibration Control by Using the Reduced-scale Vehicle Model based on the Dynamic Characteristic Similarity Law," Journal of Institute of Control, Robotics and Systems, May 2024.

• 2023 

1. Su Y. Choi, Minki Cho, and Jung Y. Lim*, “Electromagnetic Drag Forces between HTS Magnet and Tube Infrastructure for Hyperloop,” Scientific Reports, 13, 12626, https://doi.org/10.1038/s41598-023-39916-7, Aug. 2023.

• 2021

1. Jung Y. Lim, Chang Y. Lee, and Su Y. Choi*, “Equivalent Inductance Model for the Design Analysis of Electrodynamic Suspension Coils for Hyperloop,” Scientific Reports, December 2021.

• 2020

1. Jung Y. Lim, Chang Y. Lee, and Su Y. Choi*, “Design Model of Null-Flux Coil Electrodynamic Suspension for the Hyperloop,” Energies, Vol. 13, No. 19, September 2020.

2. Jeong-Min Jo, Seok Y Lee, Kwangjoo Lee, Ye Jun Oh, Su Y Choi, Chang-Young Lee, Kwansup Lee , "A position estimator using Kalman filter with a data rejection filter for a long-stator linear synchronous motor of maglev," IEEE Access, Vol. 8, March 2020. 

3. Chang-Young Lee, Jin-Ho Lee, Jungyoul Lim, Su Y. Choi, Jung-Min Jo, Kwan-Sup Lee, Yoon Do Chung, Seokho Kim, Hunju Lee  , "Design and Evaluation of Prototype High-Tc Superconducting Linear Synchronous Motor for High-Speed Transportation ," IEEE Transaction on Applied Superconductivity, Feb. 2020. 

4. Jungyoul Lim, Chang-Young Lee, Su Y. Choi, Jin-Ho Lee, Kwan-Sup Lee , "Design optimization of a 2G HTS magnet for subsonic transportation ," IEEE Transaction on Applied Superconductivity, Feb. 2020. 

• 2019

1. Su Y. Choi, Chang Y. Lee, and Jung Y. Lim, “Sub-Sonic Linear Synchronous Motors Using Superconducting Magnets for Hyperloop,” Energies, Vol. 12, No. 24, December 2019.

• 2017

1. Seog Y Jeong, Hyung G Kwak, Gi C Jang, Su Y Choi, Chun T Rim, "Dual-purpose nonoverlapping coil sets as metal object and vehicle position detections for wireless stationary EV chargers," IEEE Trans. on Power Electronics, Vol. 33, No. 9, pp. 7387-7397, October 2017. 

• 2016

1. Beom W. Gu, Su Y. Choi, Young S. Choi, Guowei Cai, Lakmal Seneviratne, and Chun T. Rim, “Tethered Aerial Robots for Continuous Mobile Missions in Nuclear Power Plants,” Nuclear Engineering and Technology, vol. 48, pp. 982-996, March 2016. 

2. Beom W. Gu, Su Y. Choi, Man-Sung Yim, and Chun T. Rim, “Robotic suction nozzle design optimization for severe accident portable air-cleaning system,” Progress in Nuclear Energy, vol. 89, pp. 7–25, February 2016. 

1. Chris Mi, Giuseppe Buja, Su Y. Choi, and Chun T. Rim, “Modern Advances in Wireless Power Transfer Systems for Roadway-powered Electric Vehicles,” IEEE Transaction on Industrial Electronics, Vol. 63, No. 10, pp. 6533-6545.

• 2015

1. Su Y. Choi, Beom W. Gu, Seog Y. Jeong and Chun T. Rim, “Ultra Slim S-type Power Supply Rails for Roadway Powered Electric Vehicles,” IEEE Trans. on Power Electronics, Vol. 30, No. 11, pp. 6456-6468, June 2015. 

2. Su Y. Choi, Beom W. Gu, Seog Y. Jeong and Chun T. Rim, “Generalized Models on Self-decoupled Dual Pick-up Coils for Large Lateral Tolerance,” IEEE Trans. on Power Electronics, Vol. 30, No. 11, pp. 6434-6445, Feb. 2015. 

• 2014

1. Su Y. Choi, Beom W. Gu, Seog Y. Jeong and Chun T. Rim, “Advances in Wireless Power Transfer Systems for Roadway-powered Electric Vehicles,” IEEE Journal of Emerging and Selected Topics in Power Electronics, Vol. 3, No. 1, pp. 18-36, Aug. 2014. 

2. C. B. Park, S. W. Lee, Su Y. Choi, and Chun T. Rim, “Two-dimensional Inductive Power Transfer System for Mobile Robots Using Evenly Displaced Multiple Pick-ups,” IEEE Trans. on Industrial Application, Vol. 50, No. 1, pp. 558-565, Jan. 2014. 

3. Su Y. Choi, Beom W. Gu, S. W. Lee, W. Y. Lee, Jin Huh, and Chun T. Rim, “Generalized Active EMF Cancel Methods for Wireless Electric Vehicles,” IEEE Trans. on Power Electronics, Vol. 29, No. 11, pp. 5770-5783, Nov. 2014. 

4. Su Y. Choi, Beom W. Gu, J. Huh, W. Y. Lee, Jung G. Cho, and Chun T. Rim, “Asymmetric Coil Sets for Wireless Stationary EV Chargers with Large Lateral Tolerance by Dominant Field Analysis,” IEEE Trans. on Power Electronics, Vol. 29, No. 12, pp. 6406-6420, Dec. 2014. 

• 2013

1. Su Y. Choi, J. Huh, S. Lee, and C. T. Rim, “New Cross-Segmented Power Supply Rails for Roadway Powered Electric Vehicles,” IEEE Trans. on Power Electronics, Vol. 28, No. 12, pp. 5832-5841, Dec. 2013. 

2. J. Huh, W. Y. Lee, Su Y. Choi, and Chun T. Rim, “Frequency-Domain Circuit Model and Analysis of Coupled Magnetic Resonance Systems,” Journal of Power Electronics, Vol. 13, No. 2, pp. 275-286, March. 2013. 

3. W. Y. Lee, J. Huh, Su Y. Choi, X. V. Thai, J. H. Kim, E. A. Al-Ammar, M. A. El-Kady, and C. T. Rim, “Finite-width magnetic mirror models of mono and dual coils for wireless electric vehicles,” IEEE Trans. on Power Electronics, Vol. 28, No. 3, pp. 1413-1428, Mar. 2013.