1. Department of Mechanical Engineering, Stanford University, Stanford, California 94305, USA
2. School of Mechanical and Aerospace Engineering, Nanyang Technological University, Singapore 639798
3. Department of Energy Resources Engineering, Stanford University, Stanford, California 94305, USA
4. Research Center of Laser Fusion, CAEP, P.O. Box 919-987-7, Mianyang 621900, People's Republic of China
5. Department of Materials Sciences and Engineering, Stanford University, Stanford, California 94305, USA