1 Key Laboratory of Aerospace Advanced Materials and Performance, Ministry of Education, School of Materials Science and Engineering, Beihang University, Beijing, China.
2 Applied Physics Laboratory, Johns Hopkins University, Laurel, MD, United States.
3 Sandia National Laboratories, Advanced Materials Laboratory, Albuquerque, NM, United States.
4 Mechanical Engineering and Applied Mechanics Department, University of Pennsylvania, Philadelphia, PA, United States.