How the circulation can affect neutral composition at solar minimum: possible implications for the F2 region and topside ionosphere

Alan Geoffrey Burns, National Center for Atmospheric Research, High Altitude Observatory, Boulder, CO, United States, Wenbin Wang, High Altitude Observatory, Boulder, CO, United States, Yongliang Zhang, JHU Applied Physics Laboratory, Laurel, MD, United States and Liying Qian, NCAR High Altitude Observatory, Boulder, CO, United States