1. School of Materials Science and Engineering, Beihang University, Beijing 100191, China
2. Tianmushan Laboratory, Xixi Octagon City, Hangzhou 310023, China
3. School of Physics, Beihang University, Beijing 100191, China
4. School of Computer Science, Fudan University, Shanghai 200438, China
5. Center for Free-Electron Laser Science, Max Planck Institute for the Structure and Dynamics of Matter, Hamburg 22761, Germany