1. Department of Mechanical Engineering, University of Wisconsin-Milwaukee, 3200 North Cramer Street, Milwaukee, Wisconsin 53211, United States
2. Department of Civil and Environmental Engineering, Soochow University, No. 8 Jixue Road, Suzhou 215131, China
3. Department of Mechanical and Aerospace Engineering, Case Western Reserve University, 10900 Euclid Avenue, Cleveland, Ohio 44106, United States