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A small blowout jet was observed at the boundary of the south polar coronal hole on 2011 February 8 at around 21:00 UT. Images from the Atmospheric Imaging Assembly (AIA) on board the Solar Dynamics Observatory (SDO) revealed an expanding…

太阳与恒星天体物理 · 物理学 2015-06-18 Peter R. Young , Karin Muglach

We examine a sampling of 23 polar-coronal-hole jets. We first identified the jets in soft X-ray (SXR) images from the X-ray telescope (XRT) on the Hinode spacecraft, over 2014-2016. During this period, frequently the polar holes were small…

In this paper,we report a detailed analysis of recurrent jets originated from a location with emerging, canceling and converging negative magnetic field at the east edge of NOAA active region AR11166 from 2011 March 09 to 10. The event…

太阳与恒星天体物理 · 物理学 2019-05-27 Yuhu Miao , Y. Liu , Y. D. Shen , A. Elmhamdi , A. S. Kordi , H. B. Li , Z. Z. Abidin , Z. J. Tian

The coronal blowout jet is a peculiar category among various jet phenomena, of which the sheared base arch, often carrying a small filament, experiences a miniature version of blowout eruption that produces large-scale coronal mass ejection…

太阳与恒星天体物理 · 物理学 2015-05-30 Yuandeng Shen , Yu Liu , Jiangtao Su , Yuanyong Deng

Small, impulsive jets commonly occur throughout the solar corona, but are especially visible in coronal holes. Evidence is mounting that jets are part of a continuum of eruptions that extends to much larger coronal mass ejections and…

太阳与恒星天体物理 · 物理学 2018-02-28 Pankaj Kumar , Judith T. Karpen , Spiro K. Antiochos , Peter F. Wyper , C. Richard DeVore , Craig E. DeForest

Coronal mass ejections (CMEs) and coronal jets are two types of common solar eruptive phenomena, which often independently happen at different spatial scales. In this work, we present a stereoscopic observation of a large-scale CME flux…

太阳与恒星天体物理 · 物理学 2021-04-21 Hechao Chen , Jiayan Yang , Junchao Hong , Haidong Li , Yadan Duan

In this paper, we present unique observations of a blowout coronal jet that possibly triggered a two-ribbon confined C1.2 flare in a bipolar solar active region NOAA 12615 on 2016 December 5. The jet activity initiates at…

太阳与恒星天体物理 · 物理学 2017-12-20 Bhuwan Joshi , Julia K. Thalmann , Prabir K. Mitra , Ramesh Chandra , Astrid M. Veronig

The commonly observed jets provide critical information on the small-scale energy release in the solar atmosphere. We report a near disk-center jet on 2010 July 20, observed by the Solar Dynamics Observatory. In this event, the standard…

太阳与恒星天体物理 · 物理学 2015-05-28 Chang Liu , Na Deng , Rui Liu , Ignacio Ugarte-Urra , Shuo Wang , Haimin Wang

A three-dimensional numerical experiment of the launching of a hot and fast coronal jet followed by several violent eruptions is analyzed in detail. These events are initiated through the emergence of a magnetic flux rope from the solar…

太阳与恒星天体物理 · 物理学 2015-06-15 Fernando Moreno-Insertis , Klaus Galsgaard

Coronal jets are short-lived eruptive features commonly observed in polar coronal holes and are thought to play a key role in the transfer of mass and energy into the solar corona. We describe unique contemporaneous observations of a…

Coronal jets and bright points occur prolifically in predominantly unipolar magnetic regions, such as coronal holes, where they appear above minority-polarity intrusions. Intermittent low-level reconnection and explosive,…

太阳与恒星天体物理 · 物理学 2018-09-19 Peter F. Wyper , C. Richard DeVore , Judy T. Karpen , Spiro K. Antiochos , Anthony R. Yeates

We analysed Interface-Region Imaging Spectrograph (IRIS) and the Solar Dynamics Observatory/Atmospheric Imaging Assembly (SDO/AIA) observations of a small coronal jet that occurred at the solar west limb on 2014 August 29. The jet source…

太阳与恒星天体物理 · 物理学 2024-05-09 Pradeep Kayshap , Judith T. Karpen , Pankaj Kumar

A single case study of a CBP in an equatorial coronal hole with an exceptionally large size is investigated to extend our understanding of the formation of mini-filaments, their destabilisation and the origin of the eruption triggering the…

太阳与恒星天体物理 · 物理学 2020-10-28 Maria S. Madjarska , Klaus Galsgaard , Duncan H. Mackay , Kostadinka Koleva , Momchil Dechev

We present the observations of a blowout jet that experienced two distinct ejection stages. The first stage started from the emergence of a small positive magnetic polarity, which cancelled with the nearby negative magnetic field and caused…

太阳与恒星天体物理 · 物理学 2017-12-27 Yuandeng Shen , Ying D. Liu , Jiangtao Su , Zhining Qu , Zhanjun Tian

Coronal jets are transient narrow features in the solar corona that originate from all regions of the solar disk: active regions, quiet sun, and coronal holes. Recent studies indicate that at least some coronal jets in quiet regions and…

太阳与恒星天体物理 · 物理学 2019-09-04 Riley A. McGlasson , Navdeep K. Panesar , Alphonse C. Sterling , Ronald Moore

A highly important aspect of solar activity is the coupling between eruptions and the surrounding coronal magnetic-field topology, which determines the trajectory and morphology of the event and can even lead to sympathetic eruptions from…

太阳与恒星天体物理 · 物理学 2021-03-10 P. F. Wyper , S. K. Antiochos , C. R. DeVore , B. J. Lynch , J. T. Karpen , P. Kumar

We study a quiet-Sun blowout jet which is observed on 2014 May 16 by the instruments on board Solar Dynamics Observatory (SDO). We find the twin CME as jet-like and bubble-like CME simultaneously as observed by LASCO C2 on board Solar and…

太阳与恒星天体物理 · 物理学 2019-06-12 Ritika Solanki , Abhishek K. Srivastava , Yamini K. Rao , Bhola N. Dwivedi

In this paper, we present a detailed analysis of a coronal blowout jet eruption which was associated with an obvious extreme-ultraviolet (EUV) wave and one complicated coronal mass ejection (CME) event based on the multi-wavelength and…

太阳与恒星天体物理 · 物理学 2018-12-27 Y. H. Miao , Y. Liu , H. B. Li , Y. D. Shen , S. H. Yang , A. Elmhamdi , A. S. Kordi , Z. Z. Abidin

Coronal jets are believed to be the miniature version of large-scale solar eruptions. In particular, the eruption of a mini-filament inside the base arch is suggested to be the trigger and even driver of blowout jets. Here we propose an…

太阳与恒星天体物理 · 物理学 2024-06-06 Tingyu Gou , Rui Liu , Yang Su , Astrid M. Veronig , Hanya Pan , Runbin Luo , Weiqun Gan

We investigate in detail the magnetic cause of minifilament eruptions that drive coronal-hole jets. We study 13 random on-disk coronal hole jet eruptions, using high resolution X-ray images from Hinode/XRT, EUV images from SDO/AIA, and…

太阳与恒星天体物理 · 物理学 2018-02-21 Navdeep K. Panesar , Alphonse C. Sterling , Ronald L. Moore
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