12 citations · 27 across the 4 of their papers we have counts for
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Asymmetric Distribution of the Solar Photospheric Magnetic Field Values
Jing-Chen Xu, Ke-Jun Li, Peng-Xin Gao
Understanding the characteristics of the solar magnetic field is essential for interpreting solar activities and dynamo. In this research, we investigated the asymmetric distributi…
Characteristics of solar wind rotation
Kejun Li, W. Feng
Over 54 years of hourly mean value of solar wind velocity from 27 Nov. 1963 to 31 Dec. 2017 are used to investigate characteristics of the rotation period of solar wind through aut…
Relationship between group sunspot number and Wolf sunspot number
Kejun Li, Hongfei Liang
Continuous wavelet transform and cross-wavelet transform have been used to investigate the phase periodicity and synchrony of the monthly mean Wolf () and group () su…
The Phase Shifts of the Paired Wings of Butterfly Diagrams
Kejun Li, Hongfei Liang, Wen Feng
Sunspot groups observed by Royal Greenwich Observatory/US Air Force/NOAA from May 1874 to November 2008 and the Carte Synoptique solar filaments from March 1919 to December 1989 ar…