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Imaging coronal magnetic-field reconnection in a solar flare

文献类型:期刊论文

作者Su, Yang1; Veronig, Astrid M.1; Holman, Gordon D.2; Dennis, Brian R.2; Wang, Tongjiang2,3; Temmer, Manuela1; Gan, Weiqun4
刊名NATURE PHYSICS
出版日期2013-08-01
卷号9期号:8页码:489-493
ISSN号1745-2473
通讯作者Su, Y (reprint author), Graz Univ, Inst Phys, Kanzelhohe Observ IGAM, Univ Pl 5-2, A-8010 Graz, Austria. Email: yang.su@uni-graz.at
英文摘要Magnetic-field reconnection is believed to play a fundamental role in magnetized plasma systems throughout the Universe(1), including planetary magnetospheres, magnetars and accretion disks around black holes. This letter presents extreme ultraviolet and X-ray observations of a solar flare showing magnetic reconnection with a level of clarity not previously achieved. The multi-wavelength extreme ultraviolet observations from SDO/AIA show inflowing cool loops and newly formed, outflowing hot loops, as predicted. RHESSI X-ray spectra and images simultaneously show the appearance of plasma heated to >10MK at the expected locations. These two data sets provide solid visual evidence of magnetic reconnection producing a solar flare, validating the basic physical mechanism of popular flare models. However, new features are also observed that need to be included in reconnection and flare studies, such as three-dimensional non-uniform, non-steady and asymmetric evolution.
WOS标题词Science & Technology ; Physical Sciences
学科主题Physics
类目[WOS]Physics, Multidisciplinary
研究领域[WOS]Physics
关键词[WOS]X-RAY SOURCE ; CURRENT SHEET ; EMISSION ; OUTFLOWS ; ERUPTION ; INFLOW ; RHESSI
收录类别SCI
语种英语
WOS记录号WOS:000322592000018
公开日期2014-01-08
源URL[http://libir.pmo.ac.cn/handle/332002/9866]  
专题紫金山天文台_太阳高能及相关物理过程研究团组
作者单位1.Graz Univ, Inst Phys, Kanzelhohe Observ IGAM, A-8010 Graz, Austria
2.NASA, Goddard Space Flight Ctr, Solar Phys Lab Code 671, Heliophys Sci Div, Greenbelt, MD 20771 USA
3.Catholic Univ Amer, Dept Phys, Washington, DC 20064 USA
4.Chinese Acad Sci, Purple Mt Observ, Key Lab Dark Matter & Space Astron, Nanjing 210008, Jiangsu, Peoples R China
推荐引用方式
GB/T 7714
Su, Yang,Veronig, Astrid M.,Holman, Gordon D.,et al. Imaging coronal magnetic-field reconnection in a solar flare[J]. NATURE PHYSICS,2013,9(8):489-493.
APA Su, Yang.,Veronig, Astrid M..,Holman, Gordon D..,Dennis, Brian R..,Wang, Tongjiang.,...&Gan, Weiqun.(2013).Imaging coronal magnetic-field reconnection in a solar flare.NATURE PHYSICS,9(8),489-493.
MLA Su, Yang,et al."Imaging coronal magnetic-field reconnection in a solar flare".NATURE PHYSICS 9.8(2013):489-493.

入库方式: OAI收割

来源:紫金山天文台

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