1. Department of Materials Science and Engineering, Michigan Technological University, 1400 Townsend Drive, Houghton, Michigan 49931, United States
2. Chemical Science and Engineering Division, Argonne National Laboratory, 9700 South Cass Avenue, Argonne, Illinois 60439, United States
3. Department of Mechanical Engineering, Michigan Technological University, 1400 Townsend Drive, Houghton, Michigan 49931, United States
4. Department of Mechanical and Aerospace
Engineering, University of Texas at Arlington, 500 West First Street, Arlington, Texas 76019, United States
5. Department
of Materials Science and Engineering, Shandong University, 17923 Jingshi
Road, Jinan 250061, China
6. Department of Physics, University of Illinois at Chicago, 845 West Taylor Street, Chicago, Illinois 60607, United States