1. School of Mechanical Engineering, 585 Purdue Mall, Purdue University, West Lafayette, IN 47907, USA, http://orcid.org/0000-0001-9694-2585 (S.B.)
2. Department of Environmental and Ecological Engineering, Potter Engineering Center, Room 364, 500 Central Dr., Purdue University, West Lafayette, IN 47907, USA
3. Mechanical and Materials Engineering Department, University of Nebraska-Lincoln, 820 N. 16th St., Lincoln, NE 68588, USA
4. School of Mechanical Engineering, 585 Purdue Mall, Purdue University, West Lafayette, IN 47907, USA (Corresponding author), e-mail: amalshe@purdue.edu