2017. 07-present: Senior Lecturer, School of Mathematics and Physics, University of Science and Technology Beijing (USTB), China; 2010. 09-2017. 07: Lecturer, School of Mathematics and Physics, University of Science and Technology Beijing (USTB), China; 2005. 07-2010. 09: Lecturer, School of Applied Science, University of Science and Technology Beijing (USTB), China; 2000. 9-2005. 06: PhD, Department of Physics, University of Science and Technology of China (USTC), China; 1996. 9-2000. 07: Bachelor, Department of Physics, University of Science and Technology of China (USTC), China;

1. Xu Mei, et, al. Black Phosphorus Mid-Infrared Photodetetors. Applied Physics B - Lasers and Optics. 2017, 123(4): 130 2. Xu Mei, et, al. Synthesis and Magnetic-Luminescent Multifunctional Properties of Fe3O4@SiO2@Y2O3:Eu3+ Core-Shell-Shell Nanocomposite. Nanoscience and Nanotechnology Letters 2016, 8(5): 418 3. Xu Mei. Physical Interpretation of Several Typical Mathematical Physics Equations. Physics Bulletin. 2017, 35(6): 33 4. Xu Mei. A Re-Understanding of Planck Formula. Physics and Engineering. 2018, 28(1): 62