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The analogy of the host galaxy of the repeating fast radio burst (FRB) source FRB 121102 and those of long gamma-ray bursts (GRBs) and super-luminous supernovae (SLSNe) has led to the suggestion that young magnetars born in GRBs and SLSNe…

Fast radio bursts (FRBs) are millisecond radio transients observed at cosmological distances. The nature of their progenitors is still a matter of debate, although magnetars are invoked by most models. The proposed FRB-magnetar connection…

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…

High Energy Astrophysical Phenomena · Physics 2024-06-12 Duncan R. Lorimer , Maura A. McLaughlin , Matthew Bailes

The radiative mechanism of coherent radio emission has remained an enigma since the discovery of pulsars, even the emergence of fast radio bursts (FRBs), which exhibit similarities to the single-pulse behavior of pulsars and have opened a…

Fast Radio Bursts (FRBs) are highly energetic transient events with duration of order of microseconds to milliseconds and of unknown origin. They are known to lie at cosmological distances, through localisation to host galaxies. Recently,…

High Energy Astrophysical Phenomena · Physics 2021-12-22 Nayab Gohar , Chris Flynn

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

Fast radio bursts (FRBs) are brief, bright, extragalactic radio flashes. Their physical origin remains unknown, but dozens of possible models have been postulated. Some FRB sources exhibit repeat bursts. Though over a hundred FRB sources…

We present Effelsberg 100-m telescope observations of the hyperactive repeating fast radio burst source FRB 20240110A, discovered by CHIME/FRB in January 2024. Using the Ultra BroadBand (UBB) receiver, spanning 1.3-6.0 GHz, we detected over…

High Energy Astrophysical Phenomena · Physics 2026-05-06 P. Limaye , L. G. Spitler , N. Manaswini , J. Benáček , F. Eppel , M. Kadler , L. Nicotera , J. Wongphechauxsorn

Fast radio bursts (FRBs) are millisecond-duration transient signals discovered over the past decade. Here we describe the scientific usefulness of FRBs, consider ongoing work at the Parkes telescope, and examine some relevant search…

High Energy Astrophysical Phenomena · Physics 2016-02-17 E. F. Keane , SUPERB Collaboration

Fast Radio Bursts are millisecond bursts of radio radiation at frequencies of about 1 GHz, recently discovered in pulsar surveys. They have not yet been definitively identified with any other astronomical object or phenomenon. The bursts…

High Energy Astrophysical Phenomena · Physics 2016-05-10 J. I. Katz

Fast radio bursts (FRBs) are transient radio sources at cosmological distances. No counterparts in other bands have been observed for { non-repeating FRBs}. Here we suggest the collapse of strange star crusts as a possible origin for FRBs.…

High Energy Astrophysical Phenomena · Physics 2018-05-15 Yue Zhang , Jin-Jun Geng , Yong-Feng Huang

Six cases of fast radio bursts (FRBs) have recently been discovered. The FRBs are bright (~0.1 - 1 Jy) and brief (~ 1 ms) pulses of radio emission with dispersion measures (DMs) that exceed Galactic values, and hence FRBs have been…

High Energy Astrophysical Phenomena · Physics 2015-06-17 Abraham Loeb , Yossi Shvartzvald , Dan Maoz

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), highly polarized, mostly have a nearly constant polarization position angle (PA) during each burst. Their PAs are observed to vary from burst to burst, with the statistical properties remaining stable across…

Since their serendipitous discovery, Fast Radio Bursts (FRBs) have garnered a great deal of attention from both observers and theorists. A new class of radio telescopes with wide fields of view have enabled a rapid accumulation of FRB…

Cosmology and Nongalactic Astrophysics · Physics 2021-08-03 Noah Pearson , Cynthia Trendafilova , Joel Meyers

Follow-up studies of persistent emission from fast radio burst (FRB) sources are critical for understanding their elusive emission mechanisms and the nature of their progenitors. This work presents new observations of the persistent radio…

High Energy Astrophysical Phenomena · Physics 2025-12-05 Arvind Balasubramanian , Mohit Bhardwaj , Shriharsh P. Tendulkar

Recent multi-telescope observations of the repeating Fast Radio Burst FRB 121102 reveal a Gaussian-like spectral profile and associate the event with a dwarf metal-poor galaxy at a cosmological redshift of 0.19. Assuming that this event…

High Energy Astrophysical Phenomena · Physics 2017-09-20 Anastasia Fialkov , Abraham Loeb

Fast Radio Bursts (FRBs) are bright, millisecond-duration extragalactic radio transients that probe extreme astrophysical environments. Many FRBs exhibit multi-component structures, which encode information about their emission mechanisms…

High Energy Astrophysical Phenomena · Physics 2025-12-05 Jia-heng Zhang , Chen-Hui Niu , Yu-hao Zhu , Di Li , Yu Wang , Wei-yang Wang , Yi Feng , Xin-ming Li , Jia-rui Niu , Pei Wang , Yun-wei Yu , Yong-kun Zhang , Xiao-ping Zheng

We report detections of fast radio bursts (FRBs) from the repeating source FRB 20201124A with Apertif/WSRT and GMRT, and measurements of basic burst properties, especially the dispersion measure (DM) and fluence. Based on comparisons of…

High Energy Astrophysical Phenomena · Physics 2025-04-23 A. V. Bilous , J. van Leeuwen , Y. Maan , I. Pastor-Marazuela , L. C. Oostrum , K. M. Rajwade , Y. Y. Wang