1. State Key Laboratory of Marine Geology, School of Ocean and Earth Science Tongji University Shanghai China
2. National Key Laboratory of Electromagnetic Environment China Research Institute of Radiowave Propagation Qingdao China
3. Department of Physics University of Oslo Oslo Norway
4. Birkeland Centre for Space Science, Department of Physics and Technology University of Bergen Bergen Norway
5. The University Centre in Svalbard Longyearbyen Norway
6. SOA Key Laboratory for Polar Science Polar Research Institute of China Shanghai China
7. Shandong Provincial Key Laboratory of Optical Astronomy and Solar‐Terrestrial Environment, Institute of Space Sciences Shandong University Weihai China