1. Department of Mechanical Engineering, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong 999077, China
2. Institute for Computational Materials Science, School of Physics and Electronics, Henan University, Kaifeng 475004, China
3. Research Institute for Smart Energy, The Hong Kong Polytechnic University, Hung Hom, Kowloon, Hong Kong 999077, China