1. CAS Key Laboratory of Geospace Environment Department of Geospace and Planetary Science University of Science and Technology of China Hefei China
2. Department of Physics Hazara University Mansehra Pakistan
3. Department of Physics Quaid‐i‐Azam University Islamabad Pakistan
4. Yannan Observatories Chinese Academy of Sciences Kunming PR China
5. Space Physics Group Department of Physics Faculty of Science Yazd University Yazd Iran