1. School of Mechanical Engineering, Purdue University, West Lafayette, Indiana 47907, USA
2. ESPOL Polytechnic University, Escuela Superior Politécnica del Litoral, ESPOL, FIMCP CERA, Campus Gustavo Galindo Km. 30.5 Vía Perimetral, P.O. Box 09-01-5863, Guayaquil, Ecuador
3. Department of Mechanical Science and Engineering, University of Illinois-Urbana-Champaign, Urbana, Illinois 61801, USA