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Precise localizations of a small number of repeating fast radio bursts (FRBs) using very long baseline interferometry (VLBI) have enabled multiwavelength follow-up observations revealing diverse local environments. However, the 2--3\% of…

高能天体物理现象 · 物理学 2025-06-25 FRB Collaboration , Thomas C. Abbott , Daniel Amouyal , Shion E. Andrew , Kevin Bandura , Mohit Bhardwaj , Kalyani Bhopi , Yash Bhusare , Charanjot Brar , Alice Cai , Tomas Cassanelli , Shami Chatterjee , Jean-François Cliche , Amanda M. Cook , Alice P. Curtin , Evan Davies-Velie , Matt Dobbs , Fengqiu Adam Dong , Yuxin Dong , Gwendolyn Eadie , Tarraneh Eftekhari , Wen-fai Fong , Emmanuel Fonseca , B. M. Gaensler , Nina Gusinskaia , Jason W. T. Hessels , Danté M. Hewitt , Jeff Huang , Naman Jain , Ronniy. C. Joseph , Lordrick Kahinga , Victoria M. Kaspi , Afrasiyab , Khan , Bikash Kharel , Adam E. Lanman , Magnus L'Argent , Mattias Lazda , Calvin Leung , Robert Main , Lluis Mas-Ribas , Kiyoshi W. Masui , Kyle McGregor , Ryan Mckinven , Juan Mena-Parra , Daniele Michilli , Nicole Mulyk , Mason Ng , Kenzie Nimmo , Ayush Pandhi , Swarali Shivraj Patil , Aaron B. Pearlman , Ue-Li Pen , Ziggy Pleunis , J. Xavier Prochaska , Masoud Rafiei-Ravandi , Scott M. Ransom , Gurman Sachdeva , Mawson W. Sammons , Ketan R. Sand , Paul Scholz , Vishwangi Shah , Kaitlyn Shin , Seth R. Siegel , Sunil Simha , Kendrick Smith , Ingrid Stairs , David C. Stenning , Haochen Wang , Thomas Boles , Ismaël Cognard , Tammo Jan Dijkema , Alexei V. Filippenko , Marcin P. Gawroński , Wolfgang Herrmann , Charles D. Kilpatrick , Franz Kirsten , Shawn Knabel , Omar S. Ould-Boukattine , Hadrien Paugnat , Weronika Puchalska , William Sheu , Aswin Suresh , Aaron Tohuvavohu , Tommaso Treu , WeiKang Zheng

We report the properties of more than 800 bursts detected from the repeating fast radio burst (FRB) source FRB 20201124A with the Five-hundred-meter Aperture Spherical radio telescope (FAST) during an extremely active episode on UTC…

The origin and phenomenology of the Fast Radio Burst (FRB) remains unknown despite more than a decade of efforts. Though several models have been proposed to explain the observed data, none is able to explain alone the variety of events so…

高能天体物理现象 · 物理学 2021-03-26 Luciano Nicastro , Cristiano Guidorzi , Eliana Palazzi , Luca Zampieri , Massimo Turatto , Angela Gardini

Fast radio burst (FRB) science primarily revolves around two facets: the origin of these bursts and their use in cosmological studies. This work follows from previous redshift-dispersion measure ($z$-DM) analyses in which we model…

Fast radio bursts (FRBs) are transient radio signals with millisecond-duration, large dispersion measure (DM) and extremely high brightness temperature. Among them, FRB 20180916B has been found to have a 16-day periodically modulated…

高能天体物理现象 · 物理学 2024-05-15 Hao-Tian Lan , Zhen-Yin Zhao , Yu-Jia Wei , F. Y. Wang

Recent observations show that fast radio bursts (FRBs) are energetic but probably non-catastrophic events occurring at cosmological distances. The properties of their progenitors are largely unknown in spite of many attempts to determine…

高能天体物理现象 · 物理学 2018-04-04 Wenbin Lu , Pawan Kumar

In 2007 we were part of a team that discovered the so-called ``Lorimer Burst'', the first example of a new class of objects now known as fast radio bursts (FRBs). These enigmatic events are only a few ms in duration and occur at random…

高能天体物理现象 · 物理学 2024-06-12 Duncan R. Lorimer , Maura A. McLaughlin , Matthew Bailes

Fast Radio Bursts (FRBs) are millisecond-duration transient events that are typically observed at radio wavelengths and cosmological distances but their origin remains unclear. Furthermore, most FRB origin models are related to the…

高能天体物理现象 · 物理学 2025-07-24 Yu-Hao Zhu , Chen-Hui Niu , Xiang-Han Cui , Di Li , Yi-Feng , Chao-Wei Tsai , Pei Wang , Yong-Kun Zhang , Fanyi Meng , Zheng Zheng

The polarization of fast radio bursts (FRBs), bright astronomical transients, contains crucial information about their environments. We report polarization measurements of five repeating FRBs, the abundant signals of which enable wide-band…

The repeating behavior of fast radio bursts (FRBs) is regarded as a key clue to understanding their physical origin, yet reliably distinguishing repeaters from apparent non-repeaters with current observations remains challenging. Here we…

高能天体物理现象 · 物理学 2026-02-24 Wan-Peng Sun , Yong-Kun Zhang , Ji-Guo Zhang , Xiaohui Liu , Yichao Li , Fu-Wen Zhang , Wan-Ting Hou , Jing-Fei Zhang , Xin Zhang

The detection of fast radio bursts (FRBs) in radio astronomy is a complex task due to the challenges posed by radio frequency interference (RFI) and signal dispersion in the interstellar medium. Traditional search algorithms are often…

天体物理仪器与方法 · 物理学 2024-10-07 Yong-Kun Zhang , Di Li , Yi Feng , Chao-Wei Tsai , Pei Wang , Chen-Hui Niu , Hua-Xi Chen , Yu-Hao Zhu

The production mechanism of repeating fast radio bursts (FRBs) is still a mystery, and correlations between burst occurrence times and energies may provide important clues to elucidate it. While time correlation studies of FRBs have been…

高能天体物理现象 · 物理学 2024-04-24 Tomonori Totani , Yuya Tsuzuki

Fast Radio Bursts (FRBs) are extragalactic millisecond-duration radio transients whose nature remains unknown. The advent of numerous facilities conducting dedicated FRB searches has dramatically revolutionised the field: hundreds of new…

高能天体物理现象 · 物理学 2024-12-03 Inés Pastor-Marazuela

It is currently not known if repeating fast radio bursts (FRBs) are fundamentally different from those that have not been seen to repeat. One striking difference between repeaters and apparent non-repeaters in the CHIME sample is that the…

高能天体物理现象 · 物理学 2020-07-29 L. Connor , M. C. Miller , D. W. Gardenier

The behaviour of fast radio bursts (FRBs) at radio frequencies <400 MHz is not well understood due to very few detections, with only two known sources detected below 300 MHz. Characterising low-frequency emission of FRBs is vital for…

We study the spectro-temporal characteristics of two repeating fast radio bursts (FRBs), namely, FRB 20180916B and FRB 20180814A, and combine the results with those from our earlier analysis on FRB 20121102A. The relationship between the…

高能天体物理现象 · 物理学 2021-08-25 Mohammed A. Chamma , Fereshteh Rajabi , Christopher M. Wyenberg , Abhilash Mathews , Martin Houde

We detail a new fast radio burst (FRB) survey with the Molonglo Radio Telescope, in which six FRBs were detected between June 2017 and December 2018. By using a real-time FRB detection system, we captured raw voltages for five of the six…

The discovery of the `Lorimer Burst', a little over a decade ago, ignited renewed interest in searching for short-duration radio transients. This event is now considered to be the first established Fast Radio Burst (FRB), which is a class…

高能天体物理现象 · 物理学 2018-04-18 J. W. T. Hessels

Fast Radio Bursts (FRBs) are cosmological sub-second bursts of coherent radio emission, whose source is still unknown. To date, the galactic magnetar SGR 1935+2154 is the only astrophysical object known to emit radio bursts akin to FRBs,…

高能天体物理现象 · 物理学 2024-07-08 Simone Dall'Osso , Riccardo La Placa , Luigi Stella , Pavel Bakala , Andrea Possenti

The repeating FRB 121102 (the "repeater") shows {repetitive bursting activities} and was localized in a host galaxy at $z=0.193$. On the other hand, despite dozens of hours of telescope time spent on follow-up observations, no other FRBs…

高能天体物理现象 · 物理学 2018-02-21 Divya Palaniswamy , Ye Li , Bing Zhang