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Paper: Propagating Slow Magnetoacoustic Waves along the Continuous Outflows Observed with EIS/Hinode
Volume: 454, The 3rd Hinode Science Meeting
Page: 157
Authors: Nishizuka, N.; Matsumoto, T.; Morita, S.; Hara, H.; Shibata, K.
Abstract: The high temporal relation data obtained from EIS/Hinode has been analyzed. In the ‘sit-and-stare’ mode observations, we focused on continuous outflows at the edge of the active region NOAA 10942 on 2007 February 20. We found that the Doppler blueshift (∼20–50 km s-1) components, in Fe XII 195 Å emission line, propagating with the continuous plasma outflows from the edge of the active region, with the transverse velocity ranging 140–160 km s-1. This suggests slow magnetoacoustic wave propagation along the open field line. We also found a jet around the active region, whose transverse velocity ∼170 km s-1 and line-of-sight Doppler velocity ∼150 km s-1.
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