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We investigate how the statistical properties of dispersion measure (DM) and apparent flux density/fluence of (non-repeating) fast radio bursts (FRBs) are determined by unknown cosmic rate density history [$\rhoFRB (z)$] and luminosity…

High Energy Astrophysical Phenomena · Physics 2018-08-10 Yuu Niino

The localization of the repeating fast radio burst (FRB), FRB 121102, suggests that it is associated with a persistent radio-luminous compact source in the FRB host galaxy. Using the FIRST radio catalog, I present a search for luminous…

High Energy Astrophysical Phenomena · Physics 2017-09-06 Eran O. Ofek

The Australian SKA Pathfinder (ASKAP) telescope has started to localize Fast Radio Bursts (FRBs) to arcsecond accuracy from the detection of a single pulse, allowing their host galaxies to be reliably identified. We discuss the global…

The recent detection of Fast Radio Bursts (FRBs) has generated strong interest in identifying the origin of these bright, non-repeating, highly dispersed pulses. The principal limitation in understanding the origin of these bursts is the…

Astrophysics of Galaxies · Physics 2015-06-18 Keith W. Bannister , Greg. J. Madsen

We report on improved sky localizations of thirteen repeating fast radio bursts (FRBs) discovered by CHIME/FRB via the use of interferometric techniques on channelized voltages from the telescope. These so-called 'baseband localizations'…

Accurately localising fast radio bursts (FRBs) is essential for understanding their birth environments and for their use as cosmological probes. Recent advances in radio interferometry, particularly with MeerKAT, have enabled the…

Fast Radio Bursts (FRBs) are bright radio transients with millisecond durations which typically occur at extragalactic distances. The association of FRB 20200428 with the Galactic magnetar SGR J1935+2154 strongly indicates that they could…

High Energy Astrophysical Phenomena · Physics 2024-12-13 Chen Du , Yong-Feng Huang , Zhi-Bin Zhang , Alexander Rodin , Viktoriya Fedorova , Abdusattar Kurban , Di Li

Fast Radio Bursts (FRBs) are intense radio flashes from the sky that are characterized by millisecond durations and Jansky-level flux densities. We carried out a statistical analysis on FRBs discovered. Their mean dispersion measure, after…

High Energy Astrophysical Phenomena · Physics 2017-02-01 LongBiao Li , YongFeng Huang , ZhiBin Zhang , Di Li , Bing Li

We use the dispersion measure (DM) of localised Fast Radio Bursts (FRBs) to constrain cosmological and host galaxy parameters using simulation-based inference (SBI) for the first time. By simulating the large-scale structure of the electron…

Cosmology and Nongalactic Astrophysics · Physics 2025-07-25 Koustav Konar , Robert Reischke , Steffen Hagstotz , Andrina Nicola , Hendrik Hildebrandt

In this paper, we present a sample of 21 repeating fast radio bursts (FRBs) detected by different radio instruments before September 2021. Using the Anderson--Darling test, we compared the distributions of extra-Galactic dispersion measure…

High Energy Astrophysical Phenomena · Physics 2022-06-29 Kongjun Zhang , Longbiao Li , Zhibin Zhang , Qinmei Li , Juanjuan Luo , Min Jiang

We examine the proposal that the dispersion measures (DMs) and Faraday rotation measures (RMs) of extragalactic linearly-polarized fast radio bursts (FRBs) can be used to probe the intergalactic magnetic field (IGMF) in filaments of…

Cosmology and Nongalactic Astrophysics · Physics 2016-06-29 Takuya Akahori , Dongsu Ryu , B. M. Gaensler

We report the detection of a bright fast radio burst, FRB\,191108, with Apertif on the Westerbork Synthesis Radio Telescope (WSRT). The interferometer allows us to localise the FRB to a narrow $5\arcsec\times7\arcmin$ ellipse by employing…

We present Monte-Carlo simulations of a cosmological population of repeating fast radio burst (FRB) sources whose comoving density follows the cosmic star formation rate history. We assume a power-law model for the intrinsic energy…

High Energy Astrophysical Phenomena · Physics 2019-02-20 M. Caleb , B. Stappers , K. Rajwade , C. Flynn

Redshift and luminosity distributions are essential for understanding the cosmic evolution of extragalactic objects and phenomena, such as galaxies, gamma-ray bursts, and fast radio bursts (FRBs). For FRBs, these distributions are primarily…

High Energy Astrophysical Phenomena · Physics 2025-06-12 Om Gupta , Paz Beniamini , Pawan Kumar , Steven L. Finkelstein

Fast radio bursts (FRBs) are a new kind of extragalactic radio transients. Some of them show repeating behaviors. Recent observations indicate that a few repeating FRBs (e.g., FRB 121102) present time--frequency downward drifting patterns…

High Energy Astrophysical Phenomena · Physics 2021-01-06 Ze-Nan Liu , Wei-Yang Wang , Yuan-Pei Yang , Zi-Gao Dai

Fast radio bursts (FRBs) provide a sensitive probe of ionized baryons through their dispersion measure (DM). In addition to slowly evolving cosmological terms, at least two repeaters now show clear secular DM-decrease episodes:…

High Energy Astrophysical Phenomena · Physics 2026-03-11 Zhao Joseph Zhang , Gaku Kawashima , Shiu-Hang Lee , Kentaro Nagamine , Bing Zhang , Yusei Fujimaru

Fast radio bursts (FRBs) display a confounding variety of burst properties and host galaxy associations. Repeating FRBs offer insight into the FRB population by enabling spectral, temporal and polarimetric properties to be tracked over…

Fast radio bursts (FRBs) are extragalactic transients with typical durations of milliseconds. FRBs have been shown, however, to fluctuate on a wide range of timescales: some show sub-microsecond sub-bursts while others last up to a few…

High Energy Astrophysical Phenomena · Physics 2023-11-08 M. P. Snelders , K. Nimmo , J. W. T. Hessels , Z. Bensellam , L. P. Zwaan , P. Chawla , O. S. Ould-Boukattine , F. Kirsten , J. T. Faber , V. Gajjar

As the sample size of repeating fast radio bursts (FRBs) has grown, an increasing diversity of phenomenology has emerged. Through long-term multi-epoch studies of repeating FRBs, it is possible to assess which phenomena are common to the…