Journal Articles
11. Jingjie Wu, Kevin Yu, Ithza Lopez, Alexa Aguilar Izquierdo, Hamidreza Saber, Farshid Alambeigi, and Lei Zhou, “Integrated Magnetic Location Sensing and Actuation of Steerable Robotic Catheters for Peripheral Arterial Disease Treatment”, IEEE Robotics and Automation Letters, vol. 8, no. 9, pp. 5656-5663, Sept. 2023. [DOI]
10. Ian Heyman, Jingjie Wu, and Lei Zhou, “LevCube: A Six-Degree-of-Freedom Magnetically Levitated Nanopositioning Stage with Centimeter-Range XYZ Motion”, Precision Engineering, Precision Engineering 83 (2023): 102-111. [DOI]
9. Lei Zhou and Jingjie Wu, “Magnetic Levitation Technology for Precision Motion Systems: A Review and Future Perspectives”, International Journal of Automation Technology 16.4 (2022): 386-402, [DOI] selected as IJAT Best Review Award 2023
8. Yang Liu, Tarunraj G. Mohanraj, Mohammad R. Rajebi, Lei Zhou, and Farshid Alambeigi. “Multiphysical Analytical Modeling and Design of a Magnetically Steerable Robotic Catheter for Treatment of Peripheral Artery Disease.” IEEE/ASME Transactions on Mechatronics (2022). [DOI] selected as the Best experimental paper at 2022 Annual Society for Cardiac Robotic Navigation Congress
7. Lei Zhou and David L. Trumper, “Magnetically Levitated Linear Stage With Linear Bearingless Slice Hysteresis Motors,” in IEEE/ASME Transactions on Mechatronics, vol. 26, no. 2, pp. 1084-1094, April 2021. [DOI]
6. Lei Zhou, Jun Young Yoon, Alexander Andren, Mohammad Imani Nejad, Blair T. Allison, David L. Trumper, “FlexLab and LevLab: A Portable Control and Mechatronics Educational System”, IEEE/ASME Transactions on Mechatronics 25.1 (2019): 305-315. [DOI]
5. Yebin Wang, Lei Zhou, Scott Bortoff, Akira Satake, Shinichi Furutani, “An Approximate High Gain Observer for Speed-Sensorless Estimation of Induction Motors”, IEEE/CAA Journal of Automatica Sinica, 6.1 (2018): 53-63. [DOI]
4. Lei Zhou, Wolfgang Gruber, David L. Trumper, ”Position Control for Hysteresis Motors: Transient-Time Model and Field-Oriented Control”, IEEE Transactions on Industry Applications, vol. 54, no. 4, pp. 197-3207, 2018. [DOI]
3. Lei Zhou, Mohammad Imani Nejad, David L. Trumper, “One-axis Hysteresis-Motor-Driven Magnetically Suspended Reaction Sphere”, Mechatronics, 42 (2017): 69-80. [DOI]
2. Lei Zhou, David L. Trumper, “Reluctance Force Magnetic Suspension Characteristics and Control for Cylindrical Rotor Bearingless Motor”, Journal of Dynamic Systems, Measurement, and Control, 139, No. 3 (2017): 031003. [DOI]
1. Yebin Wang, Huazhen Fang, Lei Zhou, Toshihiro Wada, “Revisiting the State-of-Charge Estimation for Lithium-ion Batteries – A Methodical Investigation of the EKF Approach”, IEEE Control Systems, 37, No. 4, pp 73-96, 2017. [DOI]
Conference Proceedings
24. Ian Heyman and Lei Zhou, “Laser Interferometry System for Long-Range Precision Displacement Sensing”, 37th Annual Meeting of the American Society of Precision Engineering (ASPE), 2022. [PDF]
23. Abdel Fahmy, Laura Homiller, and Lei Zhou, “Magnetically Levitated XY-theta Stage using a Bearingless Motor Design”, 37th Annual Meeting of the American Society of Precision Engineering (ASPE), 2022. [PDF]
22. Jingjie Wu and Lei Zhou, “Transcending the Acceleration-Bandwidth Trade-off: Lightweight Precision Stages with Active Control of Flexible Dynamics”, 37th Annual Meeting of the American Society of Precision Engineering (ASPE), 2022. [PDF]
21. Jingjie Wu and Lei Zhou, “Sequential Structure and Control Co-design of Lightweight Precision Stages with Active Control of Flexible Modes”, 2022 International Symposium on Flexible Automation (ISFA), 2022. [PDF]
20. Heyman, Ian, Ibrahim, Malek, Wu, Jingjie, and Zhou, Lei, “Magnetically Levitated Precision Stage for XYZ Sample Positioning in X-ray Microscopes”, 2022 International Symposium on Flexible Automation (ISFA), 2022. [PDF]
19. Wu, Jingjie and Zhou, Lei, “Control Co-design of Actively Controlled Lightweight Structures for High-acceleration Precision Motion Systems”, 2022 American Control Conference (ACC), June 2022. [DOI][PDF]
18. Laura Homiller, Lei Zhou, ”Self-Sensing Hysteresis-Type Bearingless Motor”, 36th Annual Meeting of American Society of Precision Engineering (ASPE), 2021.
17. Jingjie Wu, Lei Zhou, ”Hardware and Control co-design towards Lightweight Precision Stages for High-Throughput Manufacturing”, 36th Annual Meeting of American Society of Precision Engineering (ASPE), 2021.
16. Heyman, Ian, Ibrahim, Malek, and Zhou, Lei, ”Magnetically Levitated XYZ Precision Sample Stage for Next-generation X-ray Microscope”, 36th Annual Meeting of American Society of Precision Engineering (ASPE), 2021.
15. Ahn, Seonghyo and Zhou, Lei ”Precision stamp-based 2D material transfer system using soft-robotic manipulation”, 36th Annual Meeting of American Society of Precision Engineering (ASPE), 2021.
14. Wang, Bingnan, Lei Zhou, Hongyu Wang, and Chungwei Lin. “Analytical Modeling and Design Optimization of a Vernier Permanent Magnet Motor.” In 2021 IEEE Energy Conversion Congress and Exposition (ECCE), pp. 4480-4485. IEEE, 2021.
13. Zhou, Lei, et al. “High-Torque Direct-Drive Machine with Combined Axial-and Radial-flux Out-runner Vernier Permanent Magnet Motor.” 2021 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, 2021.
12. Zhou, Lei, et al. “Static Eccentricity Fault Detection for PSH-type Induction Motors Considering High-order Air Gap Permeance Harmonics.” 2021 IEEE International Electric Machines & Drives Conference (IEMDC). IEEE, 2021.
11. Zhou, Lei, and Yebin Wang. “Improve Speed Estimation for Speed-Sensorless Induction Machines: A Variable Adaptation Gain and Feedforward Approach.” 2020 International Conference on Electrical Machines (ICEM). Vol. 1. IEEE, 2020.
10. Lei Zhou, David L. Trumper, “Harness the Lag: Precision Motion with Hysteresis Motors”, ASPE Spring Topical Meeting Design and Control of Precision Mechatronic System, May 2020.
9. Jun Young Yoon*, Lei Zhou*, David L. Trumper (* Equal contribution), “Linear Stages for Next-Generation Precision Motion Systems”, IEEE/ASME International Conference on Advanced Intelligent Mechatronics (AIM), Jul. 2019.
8. Lei Zhou, David L. Trumper, “Magnetically Levitated Linear Stage for In-vacuum Transportation Tasks”, 33rd Annual Meeting of the American Society of Precision Engineering (ASPE), Nov. 2018.
7. Tyler Hamer, Minkyun Noh, Lei Zhou, Joshua Chabot, David L. Trumper, “A Magnetically Suspended, Spherical Permanent Magnetic Dipole Actuator”, 33rd Annual meeting of the American Society of Precision Engineering (ASPE), Nov. 2018.
6. Lei Zhou, Wolfgang Gruber, David L. Trumper, “Position Control for Hysteresis Motors: A Field-oriented Control Approach”, IEEE International Electric Machines and Drives (IEMDC), May 2017.
5. Yebin Wang, Lei Zhou, Scott Bortoff, Akira Satake, Shinichi Furutani, “High Gain Observer for Speed-Sensorless Motor Drives: Algorithm and Experiments”, IEEE International Conference on Advanced Intelligent Mechatronics (AIM), Jul. 2016.
4. Lei Zhou, Yebin Wang, “Speed Sensorless State Estimation for Induction Motors: A Moving Horizon Approach”, American Control Conference (ACC), Jul. 2016.
3. Lei Zhou, Yebin Wang, David L. Trumper, “Iterative Tuning Feedforward Speed Estimation for Sensorless Induction motors”, American Society of Precision Engineering (ASPE) Spring Topical Meeting on Precision Mechatronic System Design and Control, Apr. 2016.
2. Antoni Gil, Daniel Codd, Lei Zhou, David L. Trumper, Ronald Campbell, Benjamin Grange, Nicolas Calvet, Peter Armstrong, Alexander Slocum, “Design of a 100kW Concentrated Solar Power on Demand Volumetric Receiver With Integral Thermal Energy Storage Prototype”, ASME Power Conference, Jul. 2015.
1. Lei Zhou, Mohammad Imani Nejad, David L. Trumper, “Hysteresis Motor Driven One Axis Magnetically Suspended Reaction Sphere”, 29th Annual meeting of the American Society of Precision Engineering (ASPE), Nov. 2014.
Patents
5. Lei Zhou, David L. Trumper, “Magnetically-levitated transporter”, WO Patent WO2019204692A1. [Link]
4. David L. Trumper,Lei Zhou, Ruvinda Gunawardana, “Transport System Having a Magnetically Levitated Linear Stage”, WO Patent 2018213825A1. [Link]
3. Yebin Wang, Lei Zhou, “System and Method for Controlling Speed of Electric Motors”, U.S. Patent Application, 20170272020, Sep. 2017. [Link]
2. Lei Zhou, Zeming Zhang, Lei Hao, Zhongjie Zang, “Breaststroke Swimming Stroke Training Machine”, People’s Republic of China, Publication No. CN102380199A, Mar. 2012.
1. Wenzeng Zhang, Lei Zhou, Qiang Chen, Dong Du, “Under-actuated Humanoid Robot Finger Device with Bevel Gears and Flexible Driving Belt”, People’s Republic of China, Publication No. CN102166753A Aug. 2011.