1. Department of Mechanical Engineering and Materials Science, Rice University, 6100 Main Street, Houston, Texas 77005, United States
2. National Physical Laboratory (CSIR), Dr K S Krishnan Road, New Delhi 110012, India
3. Central Leather Research Institute (CSIR), Adyar, Chennai 600020, India
4. Research Center for Exotic Nanocarbons, Shinshu University, 4-17-1 Wakasato, Nagono 380-8553, Japan
5. Faculty of Engineering, Shinshu University, 4-17-1 Wakasato, Nagano 380-8553, Japan