1. Mechanical Engineering, Boğaziçi University , Istanbul 34342, Turkey
2. Mechanical and Mechatronics Engineering, University of Waterloo , 200 University Ave W., Waterloo, ON N2L 3G1, Canada
3. Mechanical Engineering, Federal University of Rio Grande do Sul, Porto Alegre, RS 90010-150, Brazil
4. Mechanical Engineering, Stevens Institute of Technology , Hoboken, NJ 07030
5. Walker Department of Mechanical Engineering (retired), The University of Texas , Austin, TX 78712