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Rates of stellar tidal disruption events (TDEs) by supermassive black holes (SMBHs) due to two-body relaxation are calculated using a large galaxy sample (N=146) in order to explore the sensitivity of the TDE rates to observational…

高能天体物理现象 · 物理学 2016-02-26 Nicholas C. Stone , Brian D. Metzger

Tidal disruption events (TDEs) of stars by single or binary supermassive black holes (SMBHs) brighten galactic nuclei and reveal a population of otherwise dormant black holes. Adopting event rates from the literature, we aim to establish…

高能天体物理现象 · 物理学 2017-08-30 Anastasia Fialkov , Abraham Loeb

Owing to their thermal emission, tidal disruption events (TDEs) were regularly detected in the soft X-rays and sometimes in the optical. Only a few TDEs have been detected at hard X-rays: two are high redshift beamed events, one of which…

高能天体物理现象 · 物理学 2016-01-20 Krzysztof Hryniewicz , Roland Walter

Observational consequences of tidal disruption of stars (TDEs) by supermassive black holes (SMBHs) can enable us to discover quiescent SMBHs, constrain their mass function, study formation and evolution of transient accretion disks and jet…

高能天体物理现象 · 物理学 2015-06-23 I. Donnarumma , E. M. Rossi

Stars in the immediate vicinity of supermassive black holes (SMBHs) can be ripped apart by the tidal forces of the black hole. The subsequent accretion of the stellar material causes a spectacular flare of electromagnetic radiation. Here,…

高能天体物理现象 · 物理学 2015-05-06 S. Komossa

We perform a comprehensive study of the X-ray emission from 70 transient sources which have been classified as a tidal disruption event (TDE) in the literature. We explore the properties of these candidates using nearly three decades of…

高能天体物理现象 · 物理学 2017-04-12 Katie Auchettl , James Guillochon , Enrico Ramirez-Ruiz

We present the first sample of tidal disruption events (TDEs) discovered during the SRG all-sky survey. These 13 events were selected among X-ray transients detected in the 0<l<180 deg hemisphere by eROSITA during its second sky survey (10…

This article provides a summary of XMM-Newton highlights on stellar tidal disruption events. First found with ROSAT, ongoing and upcoming sky surveys will detect these events in the 1000s. In X- rays, tidal disruption events (TDEs) provide…

高能天体物理现象 · 物理学 2017-05-10 S. Komossa

Tidal disruption events (TDEs) represent a truly unique, and potentially very powerful, probe of the quiescent supermassive black hole (SMBH) population. Given current observational survey capabilities the vast majority of the TDEs…

高能天体物理现象 · 物理学 2026-01-22 Andrew Mummery

One of the main challenges of current tidal disruption events (TDEs) studies is that emission arising from AGN activity may potentially mimic the expected X-ray emission of a TDE. Here we compare the X-ray properties of TDEs and AGN to…

高能天体物理现象 · 物理学 2018-04-27 Katie Auchettl , Enrico Ramirez-Ruiz , James Guillochon

The process of tidal disruption of stars by a supermassive black hole (SMBH) provides luminous UV and soft X-ray flares with peak luminosities of $\approx 10^{46}$ ergs/sec and duration of a few months. As part of a wider exploration of the…

高能天体物理现象 · 物理学 2019-04-17 Andrea Sacchi , Giuseppe Lodato

Tidal disruption events (TDEs), in which a star is destroyed by the gravitational field of a supermassive black hole (SMBH), are being observed at a high rate owing to the advanced state of survey science. One of the properties of TDEs that…

高能天体物理现象 · 物理学 2023-05-31 Eric R. Coughlin , Matt Nicholl

The tidal disruption of a star by a supermassive black hole (SMBH) is a highly energetic event with consequences dependent on the degree to which the star plunges inside the SMBH's tidal sphere. We introduce a new analytic model for tidal…

高能天体物理现象 · 物理学 2015-06-11 Nicholas Stone , Re'em Sari , Abraham Loeb

Tidal disruption events (TDEs), which occur when stars enter the tidal radii of supermassive black holes (SMBHs) and are subsequently torn apart by their tidal forces, represent intriguing phenomena that stimulate growing research interest…

We study X-ray bright tidal disruption events (TDE), close to the peak of their emission, with the intention of understanding the evolution of their light curves and spectra. Candidate TDE are identified by searching for soft X-ray flares…

星系天体物理 · 物理学 2017-02-01 R. D. Saxton , A. M. Read , S. Komossa , P. Lira , K. D. Alexander , M. H. Wieringa

Tidal disruption events (TDEs) offer a unique opportunity to study a single super-massive black hole (SMBH) under feeding conditions that change over timescales of days or months. However, the primary mechanism for generating luminosity…

高能天体物理现象 · 物理学 2021-01-20 Brenna Mockler , Enrico Ramirez-Ruiz

Stars that orbit too close to a black hole can be ripped apart by strong tides, producing a type of luminous transient event called a ``tidal disruption event" (TDE). Tidal disruption events of stars by supermassive black holes (SMBHs)…

高能天体物理现象 · 物理学 2025-11-20 Brenna Mockler , Erica Hammerstein , Eric R. Coughlin , Matt Nicholl

Tidal disruption events (TDEs) are multi-messenger transients in which a star is tidally destroyed by a supermassive black hole at the center of galaxies. The Rubin Observatory Legacy Survey of Space and Time (LSST) is anticipated to…

高能天体物理现象 · 物理学 2024-10-30 K. Szekerczes , T. Ryu , S. H. Suyu , S. Huber , M. Oguri , L. Dai

We conduct a systematic tidal disruption event (TDE) demographics analysis using the largest sample of optically selected TDEs. A flux-limited, spectroscopically complete sample of 33 TDEs is constructed using the Zwicky Transient Facility…

The high-cadence survey of Zwicky Transient Facility (ZTF) has completely dominated the discovery of tidal disruption events (TDEs) in the past few years and resulted in the largest sample of TDEs with optical/UV light curves well-sampled…

高能天体物理现象 · 物理学 2022-11-30 Zheyu Lin , Ning Jiang , Xu Kong , Shifeng Huang , Zesen Lin , Jiazheng Zhu , Yibo Wang
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