1. Department of Mechanical and Aerospace EngineeringThe Hong Kong University of Science and Technology Clear Water Bay Kowloon Hong Kong China
2. Jiangsu Key Laboratory of Advanced Food Manufacturing Equipment and TechnologySchool of Mechanical EngineeringJiangnan University Wuxi China
3. Department of Physics and the William Mong Institute of Nano Science and TechnologyThe Hong Kong University of Science and Technology Clear Water Bay Kowloon Hong Kong China