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The accretion of ~ 0.1 -- 1 M_o of material by a neutron star through Roche lobe overflow of its companion or through white-dwarf/neutron-star coalescence in a low mass binary system could be enough to exceed the critical mass of a neutron…

天体物理学 · 物理学 2009-11-11 Charles D. Dermer , Armen Atoyan

The joint detection of the gravitational wave (GW) event GW170817 and the short-duration gamma-ray burst (SGRB) event GRB 170817A, marked the beginning of GW multi-messenger astronomy and confirmed that binary neutron star mergers are…

高能天体物理现象 · 物理学 2024-05-31 Luyanda Mazwi , Soebur Razzaque , Lutendo Nyadzani

Short duration Gamma Ray Bursts(SGRB) and their afterglows are among the most promising electro-magnetic (EM) counterparts of Neutron Star (NS) mergers. The afterglow emission is broadband, visible across the entire electro-magnetic window…

高能天体物理现象 · 物理学 2018-03-20 M. Saleem , L. Resmi , Kuntal Misra , Archana Pai , K. G. Arun

The first multimessenger discovery of a binary neutron star (BNS) merger, GW170817, proved that such mergers can source short gamma-ray bursts (SGRBs) and produce \rprocess elements. The initial merger rate from this single event in the…

高能天体物理现象 · 物理学 2026-04-08 Maya Fishbach , Alexander P. Ji , Wen-fai Fong , Tom Y. Wu , Jillian C. Rastinejad , Aditya Vijaykumar , Hsin-Yu Chen

Assuming all binary Neutron Star mergers produce Short Gamma Ray Bursts (SGRBs), we combine the merger rates of binary Neutron Stars (BNS) from population synthesis studies, the sensitivities of advanced Gravitational Wave (GW)…

高能天体物理现象 · 物理学 2018-03-20 M. Saleem , Archana Pai , Kuntal Misra , L. Resmi , K. G. Arun

We extend our study of energetic radio loud and quiet gamma-ray bursts (GRBs), suggesting these GRBs potentially come from two separate progenitor systems. We expand the sample from our previous paper (Lloyd-Ronning & Fryer, 2017) and find…

高能天体物理现象 · 物理学 2018-12-06 Nicole M. Lloyd-Ronning , Ben Gompertz , Asaf Pe'er , Maria Dainotti , Andy Fruchter

Gravitational wave (GW) observatories are discovering binary neutron star mergers (BNSMs), and in at least one event we were able to track it down in multiple wavelengths of light, which allowed us to identify the host galaxy. Using a…

星系天体物理 · 物理学 2020-11-06 Kevin Spencer McCarthy , Zheng Zheng , Enrico Ramirez-Ruiz

The probability of observing "supernova - gamma-ray burst" (GRB) pair events and recurrent GRBs from one galaxy in a time interval of several years has been estimated. Supernova explosions in binary systems accompanied by the formation of a…

高能天体物理现象 · 物理学 2011-02-22 V. I. Dokuchaev , Yu. N. Eroshenko

Previously detected in only a few gamma-ray bursts (GRBs), X-ray flares are now observed in ~50% of Swift GRBs, though their origins remain unclear. Most flares are seen early on in the afterglow decay, while some bursts exhibit flares at…

Gamma-ray bursts (GRB) are extreme events. They are crudely classified into two groups based on their duration, namely the short and long bursts. Such a classification has proven to be useful to determine their progenitors: the merger of…

高能天体物理现象 · 物理学 2015-03-17 Hüsne Dereli

In spite of significant progress in the research of fast radio bursts (FRBs) in recent decade, their origin is still under extensive debate. Investigation on the population of FRBs can provide new insight into this interesting problem. In…

高能天体物理现象 · 物理学 2024-07-10 Hai-Nan Lin , Xin-Yi Li , Rui Zou

The coalescence of a binary neutron star (NS) system may in some cases produce a massive NS remnant that is long-lived and, potentially, indefinitely stable to gravitational collapse. Such a remnant has been proposed as an explanation for…

高能天体物理现象 · 物理学 2015-06-17 Brian D. Metzger , Geoffrey C. Bower

It was suggested that some of the short-duration Gamma-Ray Bursts (GRB) are giant flares of Soft Gamma-ray Repeaters (SGR) in nearby galaxies. To test this hypothesis, I have constructed a sample of 47 short GRBs, detected by the…

天体物理学 · 物理学 2009-11-11 Eran O. Ofek

The existence of a plateau in the short-duration tail of the observed distribution of cosmological Long-soft Gamma Ray Bursts (LGRBs) has been argued as the first direct evidence of Collapsars. A similar plateau in the short-duration tail…

高能天体物理现象 · 物理学 2024-07-03 Joshua Alexander Osborne , Christopher Michael Bryant , Fatemeh Bagheri , Amir Shahmoradi

On 2017 August 17, the gravitational-wave event GW170817 was observed by the Advanced LIGO and Virgo detectors, and the gamma-ray burst (GRB) GRB 170817A was observed independently by the Fermi Gamma-ray Burst Monitor, and the…

高能天体物理现象 · 物理学 2017-11-03 LIGO Scientific Collaboration , Virgo Collaboration , Fermi Gamma-Ray Burst Monitor , INTEGRAL

Long-duration gamma-ray bursts(LGRBs) are believed to be linked with the star formation. We adopt a galactic evolution model, in which the star formation process inside the virialized dark halo at given redshift can be achieved. In this…

高能天体物理现象 · 物理学 2015-05-18 J. Mao

We investigate current and future prospects for coincident detection of high-energy neutrinos and gravitational waves (GWs). Short gamma-ray bursts (SGRBs) are believed to originate from mergers of compact star binaries involving neutron…

高能天体物理现象 · 物理学 2017-12-18 Shigeo S. Kimura , Kohta Murase , Peter Mészáros , Kenta Kiuchi

While many models have been proposed for GRBs, those currently favored are all based upon the formation of and/or rapid accretion into stellar mass black holes. We present population synthesis calculations of these models using a Monte…

天体物理学 · 物理学 2008-11-26 C. L. Fryer , S. E. Woosley , D. H. Hartmann

We present the distribution of the intrinsic duration of gamma-ray bursts' prompt emission. This expands upon the analysis of Bromberg et al., 2012 and Bromberg et al. 2013 who showed evidence for collapsar progenitors based on the presence…

高能天体物理现象 · 物理学 2026-05-19 Nicole M. Lloyd-Ronning , Omer Bromberg , Tsvi Piran

The electromagnetic emission and the afterglow observations of the binary neutron star merger event GW 170817A confirmed the association of the merger with a short gamma-ray burst (sGRB) harboring a narrow ($5${\deg}-$10${\deg}) and…

高能天体物理现象 · 物理学 2025-04-08 Matteo Pais , Tsvi Piran , Kenta Kiuchi , Masaru Shibata
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