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MINI-FILAMENT ERUPTION AS THE INITIATION OF A JET ALONG CORONAL LOOPS
Hong JC(洪俊超)1; Jiang YC(姜云春)1; Yang JY(杨家艳)1; Yang B(杨波)1,2; Xu Z(徐喆)1,2; Xiang YY(向永源)1
刊名ASTROPHYSICAL JOURNAL
2016-10-20
卷号830期号:2
关键词Sun: activity Sun: chromosphere Sun: corona Sun: filaments, prominences
ISSN号0004-637X
DOI10.3847/0004-637X/830/2/60
产权排序第1完成单位
文献子类Article
英文摘要

Minifilament eruptions (MFEs) and coronal jets are different types of solar small-scale explosive events. We report an MFE observed at the New Vacuum Solar Telescope (NVST). As seen in the NVST Ha images, during the rising phase, the minifilament erupts outward orthogonally to its length, accompanied with a. flare-like brightening at the bottom. Afterward, dark materials are found to possibly extend along the axis of the expanded filament body. The MFE is analogous to large filament eruptions. However, a simultaneous observation of the Solar Dynamics Observatory shows that a jet is initiated and flows out along nearby coronal loops during the rising phase of the MFE. Meanwhile, small hot loops, which connect the original eruptive site of the minifilament to the footpoints of the coronal loops, are formed successively. A differential emission measure analysis demonstrates that, on the top of the new small loops, a hot cusp structure exists. We conjecture that the magnetic fields of the MFE interact with magnetic fields of the coronal loops. This interaction is interpreted as magnetic reconnection that produces the jet and the small hot loops.

学科主题天文学 ; 太阳与太阳系 ; 太阳物理学
URL标识查看原文
出版地TEMPLE CIRCUS, TEMPLE WAY, BRISTOL BS1 6BE, ENGLAND
资助项目Natural Science Foundation of China[11273056] ; Natural Science Foundation of China[11333007] ; Natural Science Foundation of China[11403098] ; Natural Science Foundation of China[11573012] ; Natural Science Foundation of China[11503081] ; Natural Science Foundation of China[11503082] ; Natural Science Foundation of China[11633008] ; Yunnan Province Natural Science Foundation[2013FB085] ; CAS
WOS关键词X-RAY JETS ; H-ALPHA SURGES ; MAGNETIC-FLUX CANCELLATION ; EXTREME-ULTRAVIOLET JETS ; BLOWOUT JET ; SOLAR JETS ; QUIET SUN ; MINIFILAMENT ERUPTIONS ; MINIATURE FILAMENT ; MASS EJECTIONS
WOS研究方向Astronomy & Astrophysics
语种英语
出版者IOP PUBLISHING LTD
WOS记录号WOS:000386124600006
资助机构Natural Science Foundation of China[11273056, 11333007, 11403098, 11573012, 11503081, 11503082, 11633008] ; Yunnan Province Natural Science Foundation[2013FB085] ; CAS
内容类型期刊论文
源URL[http://ir.ynao.ac.cn/handle/114a53/9752]  
专题云南天文台_太阳物理研究组
通讯作者Hong JC(洪俊超)
作者单位1.Yunnan Observatories, Chinese Academy of Sciences, Kunming 650011, China
2.Graduate School of Chinese Academy of Sciences, Beijing, P.R. China.
推荐引用方式
GB/T 7714
Hong JC,Jiang YC,Yang JY,et al. MINI-FILAMENT ERUPTION AS THE INITIATION OF A JET ALONG CORONAL LOOPS[J]. ASTROPHYSICAL JOURNAL,2016,830(2).
APA Hong JC,Jiang YC,Yang JY,Yang B,Xu Z,&Xiang YY.(2016).MINI-FILAMENT ERUPTION AS THE INITIATION OF A JET ALONG CORONAL LOOPS.ASTROPHYSICAL JOURNAL,830(2).
MLA Hong JC,et al."MINI-FILAMENT ERUPTION AS THE INITIATION OF A JET ALONG CORONAL LOOPS".ASTROPHYSICAL JOURNAL 830.2(2016).
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