High-frequency oscillations in a solar active region coronal loop
High-frequency oscillations in a solar active region coronal loop
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DOI:
10.1046/j.1365-8711.2001.04491.x
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发表时间:
2001-09
影响因子:
4.8
通讯作者:
David R. Williams;K. Phillips;P. Rudawy;M. Mathioudakis;P. Gallagher;E. O'Shea;F. Keenan;P. Read-P
中科院分区:
文献类型:
--
作者:
David R. Williams;K. Phillips;P. Rudawy;M. Mathioudakis;P. Gallagher;E. O'Shea;F. Keenan;P. Read-P
The Solar Eclipse Corona Imaging System (SECIS) was used to record high-cadence observations of the solar corona during the total solar eclipse of 1999 August 11. During the 2 min 23.5 s of totality, 6364 images were recorded simultaneously in each of the two channels: a white light channel, and the Fe XIV (5303 A ˚ ) ‘green line’ channel (cid:133) T , 2 MK (cid:134) . Here we report initial results from the SECIS experiment, including the discovery of a 6-s intensity oscillation in an active region coronal loop.