... based on Si IX lines have been re-evaluated and applied to a sequence of CDS observations taken above a polar coronalhole ... are in excellent agreement with previous values of N_{e} estimated from the N-like ion Si VIII for another coronalhole ...
... occurrence of explosive events at a coronalhole boundary J. G. Doyle 1 , M. D ... SUMER/SoHO data taken at a coronalhole boundary show a repetitive explosive event ...
... off-limb in the Northern polar coronalhole to construct this DEM distribution using ... idea when they used off-limb coronalhole data to show that high velocity spicules ...
... J.G. Doyle, Research Astronomer . Solar Physics . CoronalHoles . Chromospheric Oscillations . Explosive Events . ... detected in C IV 1548?, in a region within the northern polar coronalhole, and the other in O VI 1032?, in an active region ...
... slow waves may have been produced at the network boundaries in the coronalhole ... plumes are the most prominent structures in polar coronalholes (DeForest et al ... boundaries where small bipoles within a coronalhole reconnect with unipolar flux ...
... from the solar disk to 1.5 R fi above the limb in the north polar coronalhole ... Si viii line pair observations in a polar coronalhole, Banerjee et al. (1998) found ...
... slow waves may have been produced at the network boundaries in the coronalhole ... plumes are the most promi nent structures in polar coronalholes (DeForest et al ... boundaries where small bipoles within a coronalhole reconnect with unipolar flux ...
... and Spectro graph (HRTS), including a coronalhole, `quiescent regions' and several ... labeled Q1, Q2 and Q3 while the coronalhole is labeled CH, (b) the electron density ...
... Sigma 1 minute periodicity in the network regions of the north polar coronalhole ... plumes, the unipolar high density structures in coronalholes, provides clues to the ...