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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…

Intensity bursts in ultraviolet (UV) to X-ray wavelengths and plasma jets are typical signatures of magnetic reconnection and the associated impulsive heating of the solar atmospheric plasma. To gain new insights into the process,…

太阳与恒星天体物理 · 物理学 2021-12-15 L. P. Chitta , S. K. Solanki , H. Peter , R. Aznar Cuadrado , L. Teriaca , U. Schühle , F. Auchère , D. Berghmans , E. Kraaikamp , S. Gissot , C. Verbeeck

Solar nanojets are small-scale jets generated by component magnetic reconnection, characterized by collimated plasma motion perpendicular to the reconnecting magnetic field lines. As an indicator of nanoflare events, they are believed to…

太阳与恒星天体物理 · 物理学 2025-04-30 Yuhang Gao , Hui Tian , David Berghmans , Yadan Duan , Tom Van Doorsselaere , Hechao Chen , Emil Kraaikamp

Jets (transient/collimated plasma ejections) occur frequently throughout the solar corona and contribute mass/energy to the corona and solar wind. By combining numerical simulations and high-resolution observations, we have made substantial…

太阳与恒星天体物理 · 物理学 2019-03-20 Pankaj Kumar , Judith T. Karpen , Spiro K. Antiochos , Peter F. Wyper , C. Richard DeVore , Craig E. DeForest

Solar coronal jets are frequently occurring collimated ejections of solar plasma, originating from magnetically mixed polarity locations on the Sun of size scale comparable to that of a supergranule. Many, if not most, coronal jets are…

太阳与恒星天体物理 · 物理学 2023-02-28 Alphonse C. Sterling , Ronald L. Moore , Navdeep K. Panesar , Tanmoy Samanta , Sanjiv K. Tiwari , Sabrina L. Savage

Solar coronal jets have been observed in detail since the early 1990s. While it is clear that these jets are magnetically driven, the details of the driving process has recently been updated. Previously it was suspected that the jets were a…

太阳与恒星天体物理 · 物理学 2019-12-06 Alphonse C. Sterling

Solar filament eruptions play a key role in driving space weather, yet their fine-scale evolution remains poorly understood due to observational limitations. Using unprecedented high-resolution observations from Solar Orbiter's Extreme…

Solar jets are ubiquitous transient collimated mass outflows in the solar atmosphere over a wide range of sizes from small scale nanojets to a few solar radii, embedded in the solar chromosphere to solar corona. Jets are frequently…

太阳与恒星天体物理 · 物理学 2022-06-07 Reetika Joshi

Solar X-ray jets are evidently made by a burst of reconnection of closed magnetic field in a jet's base with ambient "open" field (1,2). In the widely-accepted version of the "emerging-flux" model, that reconnection occurs at a current…

太阳与恒星天体物理 · 物理学 2017-05-10 Alphonse C. Sterling , Ronald L. Moore , David A. Falconer , Mitzi Adams

Transient collimated plasma ejections (jets) occur frequently throughout the solar corona, in active regions, quiet Sun, and coronal holes. Although magnetic reconnection is generally agreed to be the mechanism of energy release in jets,…

太阳与恒星天体物理 · 物理学 2019-11-13 Pankaj Kumar , Judith T. Karpen , Spiro K. Antiochos , Peter F. Wyper , C. Richard DeVore

The solar atmosphere is full of complicated transients manifesting the reconfiguration of solar magnetic field and plasma. Solar jets represent collimated, beam-like plasma ejections; they are ubiquitous in the solar atmosphere and…

太阳与恒星天体物理 · 物理学 2021-02-09 Yuandeng Shen

Coronal jets are the captivating eruptions which are often found in the solar atmosphere, and primarily formed due to magnetic reconnection. Despite their short-lived nature and lower energy compared to many other eruptive events, e.g.…

太阳与恒星天体物理 · 物理学 2024-09-06 Sushree S Nayak , Samrat Sen , Arpit Kumar Shrivastav , R. Bhattacharyya , P. S. Athiray

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

Recent observations have revealed that many solar coronal jets involve the eruption of miniature versions of large-scale filaments. Such "mini-filaments" are observed to form along the polarity inversion lines of strong, magnetically…

太阳与恒星天体物理 · 物理学 2018-01-24 P. F. Wyper , C. R. DeVore , S. K. Antiochos

Most of the commonly discussed solar coronal jets are of the type consisting of a single spire extending approximately vertically from near the solar surface into the corona. Recent research supports that eruption of a miniature filament…

太阳与恒星天体物理 · 物理学 2019-02-13 Alphonse C. Sterling , Louise K. Harra , Ronald L. Moore , David A. Falconer

Mini-filament eruptions are one of the most common small-scale transients in the solar atmosphere. However, their eruption mechanisms are still not understood thoroughly. Here, with a combination of 174 A images of high spatio-temporal…

The solar corona is highly structured by bunches of magnetic field lines forming either loops, or twisted flux ropes representing prominences/filaments, or very dynamic structures such as jets. The aim of this paper is to understand the…

太阳与恒星天体物理 · 物理学 2024-12-13 Garima Karki , Brigitte Schmieder , Pooja Devi , Ramesh Chandra , Nicolas Labrosse , Reetika Joshi , Bernard Gelly

We present detailed analysis of an active region coronal jet accompanying a minifilament eruption that is fully captured and well-resolved in high spatial resolution 174A coronal images from Solar Orbiters Extreme Ultraviolet Imager (EUI).…

We study the formation of coronal jets through numerical simulation of the emergence of a twisted magnetic flux rope into a pre-existing open magnetic field. Reconnection inside the emerging flux rope in addition to that between the…

太阳与恒星天体物理 · 物理学 2015-06-19 Fang Fang , Yuhong Fan , Scott W. McIntosh

Coronal jets are ubiquitous, collimated million-degree ejections that contribute to the energy and mass supply of the upper solar atmosphere and the solar wind. Solar Orbiter provides an unprecedented opportunity to observe fine-scale jets…

太阳与恒星天体物理 · 物理学 2025-10-22 D. Nóbrega-Siverio , R. Joshi , E. Sola-Viladesau , D. Berghmans , D. Lim
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