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Related papers: Type II and Type III Solar Radio Burst Classificat…

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We present initial results from the Radio Frequency Spectrometer (RFS), the high frequency component of the FIELDS experiment on the Parker Solar Probe (PSP). During the first PSP solar encounter (2018 November), only a few small radio…

Context. Type II radio bursts are solar radio burst associated with coronal shocks. Type II bursts usually exhibit fine structures in dynamic spectra that represent signatures of accelerated electron beams. So far, the sources of individual…

Solar and Stellar Astrophysics · Physics 2023-10-13 Peijin Zhang , Diana Morosan , Anshu Kumari , Emilia Kilpua

The Sun is an active star that often produces numerous bursts of electromagnetic radiation at radio wavelengths. Low frequency radio bursts have recently been brought back to light with the advancement of novel radio interferometers.…

Fast Radio Bursts (FRBs) are a class of short-duration transients at radio wavelengths with inferred astrophysical origin. The prototypical FRB is a broadband signal that occurs over the extent of the receiver frequency range, is narrow in…

Instrumentation and Methods for Astrophysics · Physics 2018-09-12 Griffin Foster , Aris Karastergiou , Marisa Geyer , Mayuresh Surnis , Golnoosh Golpayegani , Kejia Lee , Duncan Lorimer , Danny C. Price , Kaustubh Rajwade

Solar type II radio bursts are commonly attributed to coronal shocks driven by coronal mass ejections (CMEs). However, some metric type II bursts have occasionally been reported to occur in the absence of a CME and to be associated with…

Solar and Stellar Astrophysics · Physics 2025-12-23 Yingli Cui , Xiangliang Kong , Zhentong Li , Bing Wang , Yadan Duan , Ze Zhong , Hao Ning , Zhao Wu , Manqing Wang , Yang Liu , Feiyu Yu , Zelong Jiang , Wei Chen , Yang Su , Yao Chen

The Space Weather effects in the near-Earth environment as well as in atmospheres of other terrestrial planets arise by corpuscular radiation from the Sun, known as the solar wind. The solar magnetic fields govern the solar corona…

Solar and Stellar Astrophysics · Physics 2022-01-05 A. Koval , M. Karlicky , A. Stanislavsky , B. Wang , M. Barta , R. Gorgutsa

The Rosse Solar-Terrestrial Observatory (RSTO; www.rosseobservatory.ie) was established at Birr Castle, Co. Offaly, Ireland (53 05'38.9", 7 55'12.7") in 2010 to study solar radio bursts and the response of the Earth's ionosphere and…

Solar and Stellar Astrophysics · Physics 2015-06-04 P. Zucca , E. P. Carley , J. McCauley , P. T. Gallagher , C. Monstein , R. T. J. McAteer

The radiation of a Fast Radio Burst (FRB) reflects from the Moon and Sun. If a reflection is detected, the time interval between the direct and reflected signals constrains the source to a narrow arc on the sky. If both Lunar and Solar…

Instrumentation and Methods for Astrophysics · Physics 2022-11-30 S. Wang , J. I. Katz

One of the most important products of solar flares are nonthermal energetic particles which may carry up to 50\% energy releasing in the flaring processes. In radio observations, nonthermal particles generally manifest as spectral fine…

Solar and Stellar Astrophysics · Physics 2020-01-08 Baolin Tan , Nai-hwa Chen , Ya-hui Yang , Chengming Tan , Satoshi Masuda , Xingyao Chen , H. Misawa

Understanding space weather is vital for the protection of our terrestrial and space infrastructure. In order to predict space weather accurately, large amounts of data are required, particularly in the extreme ultraviolet (EUV) spectrum.…

Solar and Stellar Astrophysics · Physics 2024-09-02 Manuel Indaco , Daniel Gass , William James Fawcett , Richard Galvez , Paul J. Wright , Andrés Muñoz-Jaramillo

This study examines the shock speed and source height of coronal shock waves using Type II solar radio bursts. The solar radio burst data from January 2022 to October 2023 were obtained from eCALLISTO archive. The type II radio bursts were…

Solar and Stellar Astrophysics · Physics 2025-04-02 G. L. S. S. Liyanage , J. Adassuriya , K. P. S. C. Jayaratne , C. Monstien

Solar radio type III bursts are believed to be the most sensitive signature of near-relativistic electron beam propagation in the corona. A solar radio type IIIb-III pair burst with fine frequency structures, observed by the Low Frequency…

Solar and Stellar Astrophysics · Physics 2018-04-11 Xingyao Chen , Eduard P. Kontar , Sijie Yu , Yihua Yan , Jing Huang , Baolin Tan

Interplanetary solar radio type III bursts provide the means for remotely studying and tracking energetic electrons propagating in the interplanetary medium. Due to the lack of direct radio source imaging, several methods have been…

Standing shocks are believed to be responsible for stationary Type II solar radio bursts, whereas drifting Type II bursts are excited by moving shocks often related to coronal mass ejections (CMEs). Observations of either stationary or…

Solar and Stellar Astrophysics · Physics 2020-04-27 Nicolina Chrysaphi , Hamish A. S. Reid , Eduard P. Kontar

Type II radio bursts are solar radio emissions generated by electrons accelerated by coronal shocks. These bursts are typically found close to expanding coronal mass ejections (CMEs), making them valuable for studying the properties and…

Solar and Stellar Astrophysics · Physics 2026-05-13 K. Bhandari , D. E. Morosan , S. Normo

Type-II radio bursts are typically observed below ~ 400 MHz, with narrow-band slowly-drifting fundamental and harmonic structures. Here we report an unusual high-frequency wide-band type-II burst with starting frequency as high as 600 - 700…

Solar and Stellar Astrophysics · Physics 2025-05-07 V. Vasanth , Yao Chen , G. Michalek

There is a wide consensus that the ubiquitous presence of magnetic reconnection events and the associated impulsive heating (nanoflares) is a strong candidate for solving the solar coronal heating problem. Whether nanoflares accelerate…

Solar and Stellar Astrophysics · Physics 2021-12-08 Sherry Chhabra , James A. Klimchuk , Dale E. Gary

Fast radio bursts are a new class of transient radio phenomena currently detected as millisecond radio pulses with very high dispersion measures. As new radio surveys begin searching for FRBs a large population is expected to be detected in…

The Sun produces highly dynamic and eruptive events that can drive shocks through the corona. These shocks can accelerate electrons, which result in plasma emission in the form of a type II radio burst. Despite the large number of type II…

Solar and Stellar Astrophysics · Physics 2021-03-10 Ciara A. Maguire , Eoin P. Carley , Pietro Zucca , Nicole Vilmer , Peter T. Gallagher

We have studied low-frequency (45 - 410 MHz) type III solar radio bursts observed using the e-CALLISTO spectrometer located at Gauribidanur radio observatory, India during 2013 - 2017. After inspecting the 1531 type III bursts we found that…

Solar and Stellar Astrophysics · Physics 2021-06-22 Mahender Aroori , K. Sasikumar Raja , R. Ramesh , Vemareddy Panditi , Christian Monstein , Yellaiah Ganji