supported by the National Natural Science Foundation of China (40825014, 40890162, 41028004 and 41274175);the National Basic Research Program of China (2012CB825601)
In this article I present a review of recent studies on coronal dynamics, including research progresses on the physics of coronal streamers that are the largest structure in the corona, physics of coronal mass ejectio...
Supported by the National Natural Science Foundation of China(40921063,40890162,41074122);the Specialized Research Fund for State Key Laboratories
The scientific objective of solar corona and interplanetary research is the understanding of the various phenomena related to solar activities and their effects on the space environments of the Earth.Great progress ha...
Supported by the National Natural Science Foundation of China(40890162,40704030,40674084);the Specialized Research Fund for State Key Laboratories
Using 86 CME-interplanetary shock events,the correlation between the peak values of (a) the solar wind parameters(B_z,E_y,P_(dyn)) and the geomagnetic indices(SYM-H,ASY-H,Kp), (b) the coupling functions(Borovsky,Akaso...
supported by the National Natural Science Foundation of China(40904047,40825014,40890162 and 40974105);the Specialized Research Fund for State Key Laboratories
At present it remains to address why the fast solar wind is fast and the slow wind is slow.Recently we have shown that the field line curvature may substantially influence the wind speed v,thereby offering an explanat...
supported by the National Natural Science Foundation of China(41074124,40804034 and 40890162);the Program for Science & Technology Innovation Talents in Universities of Henan Province(HASTIT)(2010HASTIT022);the Specialized Research Fund for State Key Laboratories and Key Laboratory of Solar Activity and the Program for Science & Technology of Henan(092300410189)
We have examined the Wind data in 1996 and identified 21 small interplanetary magnetic flux ropes(SIMFRs),and all the 21 SIMFRs have boundary layer structures.The durations of the boundary layers varied from several m...
supported by the Fundamental Research Funds for the Central Universities(2011YYL127);supported by the National Natural Science Foundation of China(40874090,40931055 and 40890162)
This work detects multi-scale, from hour to seconds, pressure-balanced structures (PBSs) in the solar wind based on the anti- correlation between the plasma thermal pressure and the magnetic pressure measured by WIND ...
supported by the National Natural Science Foundation of China(40890162 and 40505005);the Specialized Research Fund for State Key Laboratories
We introduce a new approach,using the International Reference Ionosphere 2007(IRI-2007)model and observations from the Moscow ionosonde station,to analyze the long-term trends of ionospheric foF2.Possible origins,whet...