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Related papers: Modelling Populations of Kilonovae

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The ejecta from binary neutron star mergers, which powers its associated kilonova, can inform us about source properties, merger dynamics, and the dense nuclear matter equation of state. While now in the era of multi-messenger astronomy, we…

High Energy Astrophysical Phenomena · Physics 2025-04-08 Amelia Henkel , Francois Foucart , Selah Melfor , Samaya Nissanke , Alexandra Wernersson , Uddipta Bhardwaj

Multi-messenger astronomy was galvanized by the detection of gravitational waves (GWs) from the binary neutron star (BNS) merger GW170817 and electromagnetic (EM) emission from the subsequent kilonova and short gamma ray burst. Maximizing…

High Energy Astrophysical Phenomena · Physics 2025-12-02 Nathan Steinle , Samar Safi-Harb , Matt Nicholl , Isabelle Worssam , Benjamin P. Gompertz

We present a cadence optimization strategy to unveil a large population of kilonovae using optical imaging alone. These transients are generated during binary neutron star and potentially neutron star-black hole mergers and are…

Binary neutron star mergers and neutron star-black hole mergers are multi-messenger sources that can be detected in gravitational waves and in electromagnetic radiation. The low electron fraction of neutron star merger ejecta favors the…

The coalescence of double neutron star (NS-NS) and black hole (BH)-NS binaries are prime sources of gravitational waves (GW) for Advanced LIGO/Virgo and future ground-based detectors. Neutron-rich matter released from such events undergo…

High Energy Astrophysical Phenomena · Physics 2020-01-08 Brian D. Metzger

The mergers of double neutron star (NS-NS) and black hole (BH)-NS binaries are promising gravitational wave (GW) sources for Advanced LIGO and future GW detectors. The neutron-rich ejecta from such merger events undergoes rapid neutron…

High Energy Astrophysical Phenomena · Physics 2017-07-19 Brian D. Metzger

With GW170817 being the only multimessenger gravitational wave (GW) event with an associated kilonova detected so far, there exists a pressing need for realistic estimation of the GW localization uncertainties and rates, as well as…

Kilonovae produced by mergers of binary neutron stars (BNSs) are important transient events to be detected by time domain surveys with the alerts from the ground-based gravitational wave detectors. The observational properties of these…

High Energy Astrophysical Phenomena · Physics 2023-04-19 Chunyang Zhao , Youjun Lu , Qingbo Chu , Wen Zhao

Gravitational waves were discovered with the detection of binary black hole mergers and they should also be detectable from lower mass neutron star mergers. These are predicted to eject material rich in heavy radioactive isotopes that can…

High Energy Astrophysical Phenomena · Physics 2017-10-18 S. J. Smartt , T. -W. Chen , A. Jerkstrand , M. Coughlin , E. Kankare , S. A. Sim , M. Fraser , C. Inserra , K. Maguire , K. C. Chambers , M. E. Huber , T. Kruhler , G. Leloudas , M. Magee , L. J. Shingles , K. W. Smith , D. R. Young , J. Tonry , R. Kotak , A. Gal-Yam , J. D. Lyman , D. S. Homan , C. Agliozzo , J. P. Anderson , C. R. Angus C. Ashall , C. Barbarino , F. E. Bauer , M. Berton , M. T. Botticella , M. Bulla , J. Bulger , G. Cannizzaro , Z. Cano , R. Cartier , A. Cikota , P. Clark , A. De Cia , M. Della Valle , L. Denneau , M. Dennefeld , L. Dessart , G. Dimitriadis , N. Elias-Rosa , R. E. Firth , H. Flewelling , A. Flors , A. Franckowiak , C. Frohmaier , L. Galbany , S. Gonzalez-Gaitan , J. Greiner , M. Gromadzki , A. Nicuesa Guelbenzu , C. P. Gutierrez , A. Hamanowicz , L. Hanlon , J. Harmanen , K. E. Heintz , A. Heinze , M. -S. Hernandez , S. T. Hodgkin , I. M. Hook , L. Izzo , P. A. James , P. G. Jonker , W. E. Kerzendorf , S. Klose , Z. Kostrzewa-Rutkowska , M. Kowalski , M. Kromer , H. Kuncarayakti , A. Lawrence , T. B. Lowe , E. A. Magnier , I. Manulis , A. Martin-Carrillo , S. Mattila , O. McBrien , A. Muller , J. Nordin , D. O'Neill , F. Onori , J. T. Palmerio , A. Pastorello , F. Patat , G. Pignata , Ph. Podsiadlowski , M. L. Pumo , S. J. Prentice , A. Rau , A. Razza , A. Rest , T. Reynolds , R. Roy , A. J. Ruiter , K. A. Rybicki , L. Salmon , P. Schady , A. S. B. Schultz , T. Schweyer , I. R. Seitenzahl , M. Smith , J. Sollerman , B. Stalder , C. W. Stubbs , M. Sullivan , H. Szegedi , F. Taddia , S. Taubenberger , G. Terreran , B. van Soelen , J. Vos , R. J. Wainscoat , N. A. Walton , C. Waters , H. Weiland , M. Willman , P. Wiseman , D. E. Wright , L. Wyrzykowski , O. Yaron

Kilonovae, one source of electromagnetic emission associated with neutron star mergers, are powered by the decay of radioactive isotopes in the neutron-rich merger ejecta. Models for kilonova emission consistent with the electromagnetic…

High Energy Astrophysical Phenomena · Physics 2023-06-06 M. Ristic , E. M. Holmbeck , R. Wollaeger , O. Korobkin , E. Champion , R. O'Shaughnessy , C. L. Fryer , C. J. Fontes , M. R. Mumpower , T. M. Sprouse

We present a rapid analytic framework for predicting kilonova light curves following neutron star (NS) mergers, where the main input parameters are binary-based properties measurable by gravitational wave detectors (chirp mass and mass…

High Energy Astrophysical Phenomena · Physics 2021-07-07 Matt Nicholl , Ben Margalit , Patricia Schmidt , Graham P. Smith , Evan J. Ridley , James Nuttall

We present a semi-analytic model for predicting kilonova light curves from the mergers of neutron stars with black holes (NSBH). The model is integrated into the MOSFiT platform, and can generate light curves from input binary properties…

High Energy Astrophysical Phenomena · Physics 2023-10-02 B. P. Gompertz , M. Nicholl , J. C. Smith , S. Harisankar , G. Pratten , P. Schmidt , G. P. Smith

Multi-messenger observation of binary neutron-star mergers can provide valuable information on the nuclear equation of state (EoS). Here, we investigate to which extent electromagnetic observations of the associated kilonovae allow us to…

High Energy Astrophysical Phenomena · Physics 2025-08-22 Kelsey A. Lund , Rahul Somasundaram , Gail C. McLaughlin , Jonah M. Miller , Matthew R. Mumpower , Ingo Tews

The cosmic origin of the elements heavier than iron has long been uncertain. Theoretical modelling shows that the matter that is expelled in the violent merger of two neutron stars can assemble into heavy elements such as gold and platinum…

High Energy Astrophysical Phenomena · Physics 2017-10-17 Daniel Kasen , Brian Metzger , Jennifer Barnes , Eliot Quataert , Enrico Ramirez-Ruiz

Kilonovae are optical transients following the merger of neutron star binaries, which are powered by the r-process heating of merger ejecta. However, if a merger remnant is a long-lived supramassive neutron star supported by its uniform…

High Energy Astrophysical Phenomena · Physics 2023-11-28 Hao Wang , Paz Beniamini , Dimitrios Giannios

The binary neutron star merger gravitational-wave signal GW170817 was followed by three electromagnetic counterparts, including a kilonova arising from the radioactivity of freshly synthesized $r$-process elements in ejecta from the merger.…

High Energy Astrophysical Phenomena · Physics 2021-07-21 Robert Mochkovitch , Frédéric Daigne , Raphaël Duque , Hannachi Zitouni

In the first work of this series, we adopt a GW170817-like, viewing-angle-dependent kilonova model and the standard afterglow model with the lightcurve distribution based on the properties of cosmological short gamma-ray bursts afterglows…

High Energy Astrophysical Phenomena · Physics 2022-08-30 Jin-Ping Zhu , Yuan-Pei Yang , Bing Zhang , He Gao , Yun-Wei Yu

Kilonovae from compact binary mergers are most informative when accompanied by a gravitational-wave signal, which can help identify the source as a binary neutron star (BNS) or a neutron star-black hole (NSBH) merger. However, future events…

High Energy Astrophysical Phenomena · Physics 2026-03-17 Ish Gupta , Yugesh Bhoge , Rahul Kashyap , Mukul Bhattacharya

In the new era of gravitational wave (GW) and multi-messenger astrophysics, the detection of a GW signal from the coalescence of a black hole - neutron star (BHNS) binary remains a highly anticipated discovery. This kind of system is…

High Energy Astrophysical Phenomena · Physics 2019-06-05 C. Barbieri , O. S. Salafia , A. Perego , M. Colpi , G. Ghirlanda

We study kilonova emission from binary neutron star (BNS) mergers for the case that a remnant massive neutron star (MNS) forms and collapses to a black hole within $20$ ms after the onset of the merger (which we refer to as "a short-lived…

High Energy Astrophysical Phenomena · Physics 2023-06-13 Kyohei Kawaguchi , Sho Fujibayashi , Nanae Domoto , Kenta Kiuchi , Masaru Shibata , Shinya Wanajo
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