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Browsing by Author "O`Shea, E"

Browsing by Author "O`Shea, E"

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  • A statistical study of wave propagation in coronal holes 
    O`Shea, E; Banerjee, D; Doyle, J. G (Astronomy and Astrophysics, Vol. 463, pp. 713 - 725, 2007-02)
    Aims.To find evidence for propagating magnetoacoustic waves in equatorial and polar coronal hole locations. Methods: Using temporal series data from the Coronal Diagnostic Spectrometer (CDS) on SOHO, we study oscillations ...
  • Very long period activity at the base of solar wind streams 
    Popescu, M. D; Banerjee, D; O`Shea, E; Doyle, J. G; Xia, L. D (EDP Science, 2005-11)
    Using time series data of spectral lines originating from a wide range of temperatures in the solar transition region, above a polar coronal hole, from SUMER (Solar Ultraviolet Measurements of Emitted Radiation) on SoHO ...

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