35 citations · 43 across the 2 of their papers we have counts for
2 papers
astro-ph.SR2009★ 8 cited
Helioseismic Signature of Chromospheric Downflows in Acoustic Travel-Time Measurements from Hinode
Kaori Nagashima, Takashi Sekii, Alexander G. Kosovichev +2
We report on a signature of chromospheric downflows in two emerging-flux regions detected by time-distance helioseismology analysis. We use both chromospheric intensity oscillation…
astro-ph2007★ 35 cited
Triggering Mechanism for the Filament Eruption on 2005 September 13 in Active Region NOAA 10808
Kaori Nagashima, Hiroaki Isobe, Takaaki Yokoyama +3
On 2005 September 13 a filament eruption accompanied by a halo CME occurred in the most flare-productive active region NOAA 10808 in Solar Cycle 23. Using multi-wavelength observat…