Abstract Details
| Name: Priya T G Affiliation: National Astronomical Observatories of China Conference ID: ASI2015_597 Title : Increase in amplitude of QPDs with height in the polar corona Authors and Co-Authors : J.T.Su, Y.Liu, Y.D.Shen Abstract Type : Poster Abstract Category : Sun and the Solar System Abstract : The observations taken from the polar region of the corona with the Atmospheric Imaging Assembly (AIA) onboard the SDO are investigated for amplitude of quasi periodic disturbances that increases with height in the lower corona. Pressure scale height, period and wavelength in AIA 171 A, 193 A and 211 A channels are determined statistically. The acoustic velocities obtained from the scale height correlates with the phase speeds which provides an evidence for SMW's. |