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Related papers: Fast Radio Bursts: Searches, Sensitivities & Impli…

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Fast radio bursts (FRBs) constitute an emerging class of fast radio transient whose origin continues to be a mystery. Realizing the importance of increasing coverage of the search parameter space, we have designed, built, and deployed a…

Gamma-ray bursts (GRBs) are extremely energetic events at cosmological distances. They provide unique laboratory to investigate fundamental physical processes under extreme conditions. Due to extreme luminosities, GRBs are detectable at…

High Energy Astrophysical Phenomena · Physics 2016-12-21 Poonam Chandra

More than a decade after their discovery, astronomical Fast Radio Bursts remain enigmatic. They are known to occur at "cosmological" distances, implying large energy and radiated power, extraordinarily high brightness and coherent emission.…

High Energy Astrophysical Phenomena · Physics 2018-08-22 J. I. Katz

Fast radio bursts (FRBs) are bright, millisecond-duration radio pulses whose origins are unknown. To date, only one (FRB 121102) out of several dozen has been seen to repeat, though the extent to which it is exceptional remains unclear. We…

High Energy Astrophysical Phenomena · Physics 2018-07-11 Liam Connor , Emily Petroff

Fast radio bursts (FRBs) are extragalactic astrophysical transients whose brightness requires emitters that are highly energetic, yet compact enough to produce the short, millisecond-duration bursts. FRBs have thus far been detected between…

Fast radio bursts (FRBs) are an enigmatic class of extragalactic transients emitting Jy-level radio bursts in the GHz band, lasting for only a few ms. So far, some objects are known to repeat while several others are not, likely indicating…

High Energy Astrophysical Phenomena · Physics 2019-09-10 J. Hoang , M. Will , S. Inoue , J. A. Barrio , J. Cortina , M. López , B. Marcote , L. A. Tejedor

Fast radio bursts (FRBs) are millisecond-duration radio flashes of extragalactic origin, with magnetars implicated as viable central engines. Yet their triggering and radiation mechanisms remain unknown. Radio telescopes inevitably record…

High Energy Astrophysical Phenomena · Physics 2026-02-27 Chen-Ran Hu , Yong-Feng Huang , Jin-Jun Geng , Chen Deng , Ze-Cheng Zou , Xiao-Fei Dong , Yi-Dan Wang , Pei Wang , Fan Xu , Lang Cui , Song-Bo Zhang , Xue-Feng Wu

We report on the first millisecond timescale radio interferometric search for the new class of transient known as fast radio bursts (FRBs). We used the Very Large Array (VLA) for a 166-hour, millisecond imaging campaign to detect and…

Fast blue optical transients (FBOTs) are luminous, rapidly evolving events with blue spectra, possibly powered by newborn magnetars and linked to fast radio bursts (FRBs). Given this potential connection, we conducted deep radio…

High Energy Astrophysical Phenomena · Physics 2025-08-26 Shi-Jie Gao , Xiang-Dong Li , Yi-Xuan Shao , Ping Zhou , Pei Wang , Yun-Wei Yu , Zhen Yan , Di Li

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…

High Energy Astrophysical Phenomena · Physics 2021-03-26 Luciano Nicastro , Cristiano Guidorzi , Eliana Palazzi , Luca Zampieri , Massimo Turatto , Angela Gardini

Fast radio bursts (FRBs) are a newly discovered class of radio transients that emerge from cosmological sources and last for $\sim$ a few milliseconds. However, their origin remains a highly debated topic in astronomy. Among the plethora of…

High Energy Astrophysical Phenomena · Physics 2023-10-31 Mohit Bhardwaj , Antonella Palmese , Ignacio Magaña Hernandez , Virginia D'Emilio , Soichiro Morisaki

Fast radio bursts (FRBs) are millisecond-duration radio signals from unknown cosmic origin. Many models associate FRBs with high-energy astrophysical objects such as magnetars. In this attempt to find counterparts to FRBs, we explore…

High Energy Astrophysical Phenomena · Physics 2023-09-07 Halim Ashkar , Mehdi El Bouhaddouti , Stephen Fegan , Fabian Schüssler

There are several unexplored regions of the short-duration radio transient phase space. One such unexplored region is the luminosity gap between giant pulses (from pulsars) and cosmologically located fast radio bursts (FRBs). The Survey for…

High Energy Astrophysical Phenomena · Physics 2020-02-05 Christopher D. Bochenek , Daniel L. McKenna , Konstantin V. Belov , Jonathon Kocz , Shri R. Kulkarni , James Lamb , Vikram Ravi , David Woody

Fast Radio Bursts (FRBs) are short duration highly energetic dispersed radio pulses. We developed a generic formalism (Bera {\em et al.}, 2016) to estimate the FRB detection rate for any radio telescope with given parameters. By using this…

High Energy Astrophysical Phenomena · Physics 2018-12-24 Siddhartha Bhattacharyya

Fast radio bursts (FRBs) at cosmological distances have recently been discovered, whose duration is about milliseconds. We argue that the observed short duration is difficult to explain by giant flares of soft gamma-ray repeaters, though…

High Energy Astrophysical Phenomena · Physics 2015-06-16 Tomonori Totani

Gravitational lensing of fast radio bursts (FRBs) offers an exciting avenue for several cosmological applications. However, it is not yet clear how many such events future surveys will detect nor how to optimally find them. We use the known…

Cosmology and Nongalactic Astrophysics · Physics 2023-03-15 Liam Connor , Vikram Ravi

We review the potential information that can be gleaned from multi-wavelength and multi-messenger detections of Fast Radio Bursts (FRBs). The primary function of such detections, following FRB localization, will be to reveal the progenitors…

High Energy Astrophysical Phenomena · Physics 2018-11-02 Sarah Burke-Spolaor

Over 700 bright millisecond-duration radio transients, known as Fast Radio Bursts (FRBs), have been identified to date. Nevertheless, the origin of FRBs remains unknown. The two repeating FRBs (FRB 20121102A and FRB 20190520B) have been…

Fast radio bursts (FRBs) are cosmological radio transients with unclear generation mechanism. Known characteristics such as their luminosity, duration, spectrum and repetition rate, etc. suggest that FRBs are powerful coherent radio signals…

High Energy Astrophysical Phenomena · Physics 2022-05-04 Yu Zhang , Hui-Chun Wu

The puzzling mechanism of coherent radio emission remains unknown, but fortunately, repeating fast radio bursts (FRBs) provide a precious opportunity, with extremely bright subpulses created in a clear and vacuum-like pulsar magnetosphere.…

High Energy Astrophysical Phenomena · Physics 2023-12-12 Renxin Xu , Weiyang Wang