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Solar jets are an important field of study, as they may contribute to the mass and energy transfer from the lower to the upper atmosphere. We use the Interface Region Imaging Spectrograph (IRIS) and Solar Dynamic Observatory (SDO)…

Solar and Stellar Astrophysics · Physics 2024-10-01 Myrto Koletti , Costis Gontikakis , Spiros Patsourakos , Kanaris Tsinganos

Using the multi-wavelength data from the Atmospheric Imaging Assembly (AIA) on board the Solar Dynamics Observatory (SDO) spacecraft, we study a jet occurred in coronal hole near the northern pole of the Sun. The jet presented distinct…

Solar and Stellar Astrophysics · Physics 2015-06-03 Huadong Chen , Jun Zhang , Suli Ma

Aims. Recurring jets are observed in the solar atmosphere, which can erupt intermittently. By the observation of intermittent jets, we want to understand the causes of periodic eruption characteristics. Methods. We report intermittent jets…

Solar and Stellar Astrophysics · Physics 2023-12-08 Qiuzhuo Cai , Guiping Ruan , Chenxi Zheng , Brigitte Schmieder , Jinhan Guo , Yao Chen , Jiangtao Su , Yang Liu , Jihong Liu , Wenda Cao

We present the results of multi wavelength, co-spatial and near co-temporal observations of jets above a sunspot light bridge. The data were obtained with the Solar Optical Telescope (SOT) on board Hinode, the Interface Region Spectrograph…

Solar and Stellar Astrophysics · Physics 2015-05-12 Lokesh Bharti

High-resolution observations from the $Interface~Region~Imaging~Spectrometer$ ($IRIS$) reveal the existence of a particular type of small solar jets, which arose singly or in clusters from a tornado-like prominence suspended in the corona.…

Solar and Stellar Astrophysics · Physics 2020-08-19 Huadong Chen , Jun Zhang , Bart De Pontieu , Suli Ma , Bernhard Kliem , Eric Priest

One of the possible mechanisms for heating the solar atmosphere is the magnetic reconnection occurring at different spatio-temporal scales. The discovery of fast bursty nanojets due to reconnection in the coronal loops has been linked to…

Solar and Stellar Astrophysics · Physics 2022-10-26 Ritesh Patel , Vaibhav Pant

We report the smallest coronal jets ever observed in the quiet Sun with recent high resolution observations from the High Resolution Telescopes (HRI-EUV and HRI-Ly{\alpha}) of the Extreme Ultraviolet Imager (EUI) onboard Solar Orbiter. In…

Solar and Stellar Astrophysics · Physics 2021-09-29 Zhenyong Hou , Hui Tian , David Berghmans , Hechao Chen , Luca Teriaca , Udo Schuhle , Yuhang Gao , Yajie Chen , Jiansen He , Linghua Wang , Xianyong Bai

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…

Solar and Stellar Astrophysics · Physics 2015-06-04 R. J. Morton , A. K. Srivastava , R. Erdélyi

Using simulated data-driven three-dimensional resistive MHD simulations of the solar atmosphere, we show that magnetic reconnection can be responsible of the formation of jets with characteristic of Type II spicules. For this, we…

Solar and Stellar Astrophysics · Physics 2018-04-06 J. J. González-Avilés , F. S. Guzmán , V. Fedun , G. Verth , S. Shelyag , S. Regnier

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,…

Solar and Stellar Astrophysics · Physics 2015-05-28 Liheng Yang , Yunchun Jiang , Jiayan Yang , Yi Bi , Ruisheng Zheng , Junchao Hong

We present a multiwavelength analysis of 20 EUV jets which occurred at the periphery of active regions close to sunspots. We discuss the physical parameters of the jets and their relation with other phenomena such as H alpha surges,…

Solar and Stellar Astrophysics · Physics 2016-04-20 Sargam M. Mulay , Durgesh Tripathi , Giulio Del Zanna , Helen Mason

We present survey results which suggest rotation signatures at the base of T-Tauri jets. Observations were conducted with the Hubble Space Telescope Imaging Spectrograph at optical and near ultraviolet wavelengths (NUV). Results are…

We present high-resolution, high-cadence observations of six, fine-scale, on-disk jet-like events observed by the High-resolution Coronal Imager 2.1 (Hi-C 2.1) during its sounding-rocket flight. We combine the Hi-C 2.1 images with images…

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…

Solar and Stellar Astrophysics · Physics 2017-11-15 R. Joshi , B. Schmieder , R. Chandra , G. Aulanier , F. P. Zuccarello , W. Uddin

Very little information has been so far gathered on atomic jets from young embedded low mass sources (class I stars), especially in the inner jet region. We exploit multiwave spectroscopic observations to infer physical conditions of the…

Solar and Stellar Astrophysics · Physics 2016-11-02 B. Nisini , T. Giannini , S. Antoniucci , J. M. Alcala' , F. Bacciotti , L. Podio

In the present paper, we use Si IV 1393.755 \AA\ spectral line observed by the Interface Region Imaging Spectrograph (IRIS) in the quiet-Sun to determine physical nature of the solar transition region (TR) oscillations. We analyze the…

Solar and Stellar Astrophysics · Physics 2022-10-12 Kartika Sangal , A. K. Srivastava , P. Kayshap , T. J Wang , J. J. González-Avilés , Abhinav Prasad

Studies on small-scale jets' formation, propagation, evolution, and role, such as type I and II spicules, mottles, and fibrils in the lower solar atmosphere's energetic balance, have progressed tremendously thanks to the combination of…

We present the statistical analysis of 33 flare-related coronal jets, and discuss the link between the jet and the flare properties in these events. We selected jets that were observed between 2010 and 2016 by the Atmospheric Imaging…

Solar and Stellar Astrophysics · Physics 2020-02-12 Sophie Musset , Mariana Jeunon , Lindsay Glesener

The slow solar wind belt in the quiet corona, observed with the Metis coronagraph on board Solar Orbiter on May 15, 2020, during the activity minimum of the cycle 24, in a field of view extending from 3.8 $R_\odot$ to 7.0 $R_\odot$, is…

Solar jets, characterized by small-scale plasma ejections along open magnetic field lines or the legs of large-scale coronal loops, play a crucial role in the dynamics of the solar atmosphere. Although spectral and EUV images have been…