27 citations · 50 across the 3 of their papers we have counts for
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astro-ph.SR2019★ 27 cited
The Birth of a Jet-driven Twin CME and Its Deflection from Remote Magnetic Fields
Yadan Duan, Yuandeng Shen, Hechao Chen +1
We report the formation of a complicated coronal mass ejection (CME) on 2015 August 23 by using the high temporal and high spatial resolution multi-wavelength observations taken by…
astro-ph.SR2010★ 11 cited
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…
astro-ph.SR2010★ 12 cited
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…