1. Department of Materials Science and Engineering, The University of Arizona, 1235 James E. Rogers Way, Tucson, Arizona 85719, USA
2. Department of Mechanical and Aerospace Engineering, University of California, San Diego, 9500 Gilman Drive MC 0411, La Jolla, California 92093, USA
3. Mechanical Engineering Department, King Fahd University of Petroleum and Minerals, Academic Belt Road, Box 5069, Dhahran 31261, Saudi Arabia