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Fast Radio Bursts (FRBs) are energetic radio bursts that typically last for milliseconds. They are mostly of extragalactic origin, but the progenitors, trigger mechanisms and radiation processes are still largely unknown. Here we present a…

We collect 133 Fast Radio Bursts (FRBs), including 110 non-repeating and 23 repeating ones, and systematically investigate their observational properties. To check the frequency dependence of FRB classifications, we define our samples with…

高能天体物理现象 · 物理学 2022-01-05 X. J. Li , X. F. Dong , Z. B. Zhang , D. Li

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

Fast radio bursts (FRBs) are sufficiently energetic to be detectable from luminosity distances up to at least seven billion parsecs (redshift $z > 1$). Probing the maximum energies and luminosities of FRBs constrains their emission…

Fast radio bursts (FRBs) are brief, energetic, extragalactic flashes of radio emission whose progenitors are largely unknown. Although studying the FRB population is essential for understanding how these astrophysical phenomena occur, such…

Paper I in this series introduced a model in which seed radio bursts produced by a hotspot anchored in the magnetosphere of a highly-magnetic neutron star (NS) are greatly amplified by strong gravitational self-lensing and thus give rise to…

高能天体物理现象 · 物理学 2026-03-16 Riccardo La Placa , Simone Dall'Osso , Luigi Stella , Andrea Possenti

Despite hundreds of detected fast radio bursts (FRBs), the faint-end slope ($\gamma$) of their energy distribution remains poorly constrained, hindering understanding of whether bright, cosmological FRBs and faint, Galactic magnetar SGR…

高能天体物理现象 · 物理学 2025-06-30 Mohit Bhardwaj , Victoria M. Kaspi , K. W. Masui , B. M. Gaensler , Adaeze L. Ibik , Mawson W. Sammons

Fast radio bursts (FRBs) are millisecond-duration radio transients from cosmological distances. Their isotropic energies follow a power-law distribution with a possible exponential cutoff, but their intrinsic redshift distribution, which…

高能天体物理现象 · 物理学 2020-11-25 Rachel C. Zhang , Bing Zhang , Ye Li , Duncan R. Lorimer

Fast Radio Bursts (FRBs) are millisecond-duration radio pulses with largely unknown origins, with a subset exhibiting repeating behavior. Magnetars highly magnetized neutron stars and a leading progenitor candidate for FRBs also produce…

高能天体物理现象 · 物理学 2025-12-12 Ellen C. C. Lin , Shotaro Yamasaki , Tomotsugu Goto , Tetsuya Hashimoto

We analyze the statistics of pulse arrival times in fast radio burst (FRB) 121102 and demonstrate that they are remarkably similar to statistics of magnetar high-energy short bursts. Motivated by this correspondence, we propose that…

高能天体物理现象 · 物理学 2019-07-02 Zorawar Wadiasingh , Andrey Timokhin

Fast radio bursts (FRBs) are energetic, short-duration radio pulses of unclear origin. To explore effective survey strategies for detecting FRBs from nearby globular clusters (GCs), we investigate the burst energy distribution, which has a…

高能天体物理现象 · 物理学 2025-08-26 S. B. Zhang , G. Hobbs , S. Johnston , S. Dai , Y. Li , J. S. Wang , X. Yang , X. F. Wu , L. Staveley-Smith

Fast Radio Bursts (FRBs), a class of millisecond-scale, highly energetic phenomena with unknown progenitors and radiation mechanisms, require proper statistical analysis as a key method for uncovering their mysteries. In this research, we…

高能天体物理现象 · 物理学 2025-02-27 Xianghan Cui , Clancy James , Di Li , Chengmin Zhang

Do all Fast Radio Burst (FRB) sources repeat? We present evidence that FRB sources follow a Zipf-like distribution, in which the number density of sources is approximately inversely proportional to their burst rate above a fixed energy…

高能天体物理现象 · 物理学 2025-09-12 Paz Beniamini , Pawan Kumar

We examine the energy distribution of the fast radio burst (FRB) population using a well-defined sample of 63 FRBs from the ASKAP radio telescope, 28 of which are localised to a host galaxy. We apply the luminosity-volume…

Fast radio bursts (FRBs) are brief, high-energy bursts of radio waves from extragalactic sources, and their origin remains an open question. In this paper, we perform a comprehensive analysis of the FRB population using the first CHIME/FRB…

高能天体物理现象 · 物理学 2025-09-12 Qing-Zhen Lei , Xin-Zhe Wang , Can-Min Deng

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…

高能天体物理现象 · 物理学 2019-02-20 M. Caleb , B. Stappers , K. Rajwade , C. Flynn

Recent observations have shown that repeating Fast Radio Bursts (FRBs) exhibit band-limited emission, whose frequency-dependent amplitude can be modeled using a Gaussian function. In this analysis, we show that banded emission of FRBs can…

高能天体物理现象 · 物理学 2021-10-20 Kshitij Aggarwal

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…

高能天体物理现象 · 物理学 2025-04-23 A. V. Bilous , J. van Leeuwen , Y. Maan , I. Pastor-Marazuela , L. C. Oostrum , K. M. Rajwade , Y. Y. Wang

Fast radio bursts (FRBs) are highly energetic radio pulses from cosmological origins. Despite an abundance of detections, their nature remains elusive. At least a subset of FRBs is expected to repeat, as the daily FRB rate surpasses that of…

高能天体物理现象 · 物理学 2020-03-04 Julian B. Muñoz , Vikram Ravi , Abraham Loeb

We consider a magnetar flare model for fast radio bursts (FRBs). We show that millisecond burst of sufficient power can be generated by synchrotron maser emission ignited at the reverse shock propagating through the weakly magnetized…

高能天体物理现象 · 物理学 2022-03-09 Dmitry Khangulyan , Maxim V. Barkov , Sergey B. Popov
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