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We present and discuss multi-wavelength observations of five homologous recurrent solar jets that occurred in active region NOAA 11133 on 11 December, 2010. These jets were well observed by the Solar Dynamic observatory (SDO) with high…

太阳与恒星天体物理 · 物理学 2015-06-23 Ramesh Chandra , G. R. Gupta , Sargam Mulay , Durgesh Tripathi

We present here the observations of solar jets observed on April 04, 2017 from NOAA active region (AR) 12644 using high temporal and spatial resolution AIA instrument. We have observed around twelve recurring jets during the whole day.…

太阳与恒星天体物理 · 物理学 2019-01-30 Reetika Joshi , Ramesh Chandra

Context: Hot coronal jets are a basic observed feature of the solar atmosphere whose physical origin is still being actively debated. Aims: We study six recurrent jets occurring in the active region NOAA 12644 on April 04, 2017. They are…

We report on observations of recurrent jets by instruments onboard the Interface Region Imaging Spectrograph (IRIS), Solar Dynamics Observatory (SDO) and Hinode spacecrafts. Over a 4-hour period on July 21st 2013, recurrent coronal jets…

High-resolution observations of dynamic phenomena give insight into properties and processes that govern the low solar atmosphere. We present the analysis of jet-like phenomena emanating from a penumbral foot-point in active region (AR)…

太阳与恒星天体物理 · 物理学 2020-10-09 Llŷr Dafydd Humphries , Erwin Verwichte , David Kuridze , Huw Morgan

In this study, we present the investigation of eleven recurring solar jets originated from two different sites (site 1 and site 2) close to each other (~ 11 Mm) in the NOAA active region (AR) 12035 during 15--16 April 2014. The jets were…

太阳与恒星天体物理 · 物理学 2017-11-15 R. Joshi , B. Schmieder , R. Chandra , G. Aulanier , F. P. Zuccarello , W. Uddin

It is well-known that extreme ultraviolet emission emitted at the solar surface is absorbed by overlying cool plasma. Especially in active regions dark lanes in EUV images suggest that much of the surface activity is obscured. Simultaneous…

太阳与恒星天体物理 · 物理学 2016-12-14 N. -H. Chen , D. E. Innes

In this paper, we carry out multiwavelength observations of three recurring jets on 2014 November 7. The jets originated from the same region at the edge of AR 12205 and propagated along the same coronal loop. The eruptions were generated…

太阳与恒星天体物理 · 物理学 2021-12-08 Yan-Jie Zhang , Qing-Min Zhang , Jun Dai , Zhe Xu , Hai-Sheng Ji

Solar jets are impulsive, collimated plasma ejections that are triggered by magnetic reconnection. They are observed for many decades in various temperatures and wavelengths, therefore their kinematic characteristics, such as velocity and…

太阳与恒星天体物理 · 物理学 2022-08-17 Brigitte Schmieder , Reetika Joshi , Ramesh Chandra

In this paper, we report our discovery of blobs in the recurrent and homologous jets that occurred at the western edge of NOAA active region 11259 on 2011 July 22. The jets were observed in the seven extreme-ultraviolet (EUV) filters of the…

太阳与恒星天体物理 · 物理学 2014-07-09 Q. M. Zhang , H. S. Ji

Solar jets, collimated plasma ejections driven by magnetic reconnection, play a vital role in energy transport and coronal heating. While rotational motions in jets are often attributed to magnetic field untwisting, alternative explanatory…

太阳与恒星天体物理 · 物理学 2026-02-25 Lei Huang , Yang Guo , Zhen Li , Jinhan Guo , Mingde Ding

Using high-resolution photospheric and chromospheric observations taken by the Goode Solar Telescope (GST), we studied two groups of bidirectional plasma jets occurring in active region NOAA 13110. Supplementary observations are also…

太阳与恒星天体物理 · 物理学 2026-05-19 Yangyu Liu , Jinhua Shen , Xu Yang , Shuai Gu , Jianping Li , Haisheng Ji

We report a solar jet phenomenon associated with successive flares on November 10th 2014. These explosive events were involved with the satellite spots' emergence around a delta-type sunspot in the decaying active region NOAA 12205. The…

太阳与恒星天体物理 · 物理学 2017-10-11 Takahito Sakaue , Akiko Tei , Ayumi Asai , Satoru Ueno , Kiyoshi Ichimoto , Kazunari Shibata

A variety of periodic phenomena have been observed in conjunction with large solar jets. We aim to find further evidence for {(quasi-)}periodic behaviour in solar jets and determine what the periodic behaviour can tell us about the…

太阳与恒星天体物理 · 物理学 2015-06-04 R. J. Morton , A. K. Srivastava , R. Erdélyi

We present simultaneous observations of three recurring jets in EUV and soft X-ray (SXR), which occurred in an active region on 2007 June 5. By comparing their morphological and kinematic characteristics in these two different wavelengths,…

太阳与恒星天体物理 · 物理学 2015-05-28 Liheng Yang , Yunchun Jiang , Jiayan Yang , Yi Bi , Ruisheng Zheng , Junchao Hong

We observed three recurrent blowout jets in an active regio with Atmospheric Imaging Assembly (AIA) aboard the Solar Dynamics Observatory (SDO). Using Helioseismic Magnetic Imager (HMI) data. We found that the magnetic flux of an emerging…

太阳与恒星天体物理 · 物理学 2025-04-16 Chang Zhou , Yang Guo , Guoyin Chen , Ye Qiu , M. D. Ding

Jets often occur repeatedly from almost the same location. In this paper, a complex solar jet was observed with two phases to the west of NOAA AR 11513 on July 2nd, 2012. If it had been observed at only moderate resolution, the two phases…

太阳与恒星天体物理 · 物理学 2017-05-10 Jie Chen , Jiangtao Su , Yuanyong Deng , E. R. Priest

Context. We observe a solar jet at north polar coronal hole (NPCH) using SDO AIA 304 {\deg}A image data on 3 August 2010. The jet rises obliquely above the solar limb and then retraces its propagation path to fall back. Aims. We numerically…

太阳与恒星天体物理 · 物理学 2015-05-30 Abhishek K. Srivastava , Kris Murawski

Solar jets are observed as collimated plasma beams over a large range of temperatures and wavelengths. They have been observed in Halpha and optical lines for more than 50 years and called surges. The term "jet" comes from X-ray…

太阳与恒星天体物理 · 物理学 2022-01-28 Brigitte Schmieder

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
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