1. Mechanical Engineering, The Ohio State University, 201 W. 19th Avenue, Columbus, Ohio 43210, USA
2. Department of Industrial and Systems Engineering, Texas A&M University, 241 Zachry College Station, Texas 77843-3131, USA
3. Department of Mechanical Engineering, College of Engineering, Guindy, Anna University, Chennai, Tamilnadu 600025, India
4. Mechanical Engineering, Indian Institute of Technology, Madras, Chennai, Tamilnadu 600025, India