1. State Key Lab of Modern Optical Instrumentation, College of Optical Science and Engineering Zhejiang University Hangzhou 310027 P. R. China
2. State Key Laboratory of Luminescence and Applications, Changchun Institute of Optics, Fine Mechanics and Physics Chinese Academy of Sciences Changchun 130033 P. R. China
3. School of Materials Science and Engineering Zhejiang University Hangzhou Hangzhou 310027 P. R. China
4. CAS Center for Excellence in Ultra‐intense Laser Science, Shanghai Institute of Optics and Fine Mechanics Chinese Academy of Sciences Shanghai 201800 P. R. China