Results 41 to 50 of about 8,740 (163)

The Double Tidal Disruption Event AT 2022dbl Implies that at Least Some “Standard” Optical Tidal Disruption Events Are Partial Disruptions

open access: yesThe Astrophysical Journal Letters
Flares produced following the tidal disruption of stars by supermassive black holes can reveal the properties of the otherwise dormant majority of black holes and the physics of accretion.
Lydia Makrygianni   +39 more
doaj   +1 more source

Weighing Black Holes Using Tidal Disruption Events [PDF]

open access: yesThe Astrophysical Journal, 2019
Abstract While once rare, observations of stars being tidally disrupted by supermassive black holes are quickly becoming commonplace. To continue to learn from these events, it is necessary to robustly and systematically compare our growing number of observations with theory.
Brenna Mockler   +2 more
openaire   +3 more sources

TIDAL DISRUPTION EVENTS PREFER UNUSUAL HOST GALAXIES [PDF]

open access: yesThe Astrophysical Journal Letters, 2016
ABSTRACT Tidal Disruption Events (TDEs) are transient events observed when a star passes close enough to a supermassive black hole to be tidally destroyed. Many TDE candidates have been discovered in host galaxies whose spectra have weak or no line emission yet strong Balmer line absorption, indicating a period of intense star formation ...
K. Decker French   +2 more
openaire   +2 more sources

Workshop on Stellar Tidal Disruption [PDF]

open access: yesProceedings of the International Astronomical Union, 2011
AbstractThe past year has seen major advances in the observational status of Stellar Tidal Disruption, with the discovery of two strong optical candidates in archived SDSS data and the real-time X-ray detection of Swift J1644+57, plus rapid radio and optical follow-up establishing it as a probable Tidal Disruption Flare (TDF) in “blazar mode”.
openaire   +1 more source

A DARK YEAR FOR TIDAL DISRUPTION EVENTS [PDF]

open access: yesThe Astrophysical Journal, 2015
Accepted to ApJ. Updated version adds new figure (Figure 9). 11 pages, 9 figures.
James Guillochon, Enrico Ramirez-Ruiz
openaire   +2 more sources

Tidal Disruption Events in Active Galactic Nuclei [PDF]

open access: yesThe Astrophysical Journal, 2019
Abstract A fraction of tidal disruption events (TDEs) occur in active galactic nuclei (AGNs) whose black holes possess accretion disks; these TDEs can be confused with common AGN flares. The disruption itself is unaffected by the disk, but the evolution of the bound debris stream is modified by its collision with the disk when it returns
Chi-Ho Chan   +3 more
openaire   +2 more sources

Tidal disruptions of rubble piles: The case of Phobos

open access: yesAstronomy & Astrophysics
Context. Many small satellites in the Solar System have sub-synchronous orbits, meaning their orbits are decaying due to tidal dissipation. Unless they have substantial material strength, they will eventually tidally disrupt before reaching their planet ...
Agrusa H., Michel P.
doaj   +1 more source

Multiband lightcurves of tidal disruption events

open access: yes, 2010
9 pages, 7 figures. Minor typos corrected in Eqs.(10), (11) and (24)
G. Lodato, E. M. Rossi
openaire   +3 more sources

Neutrinos from Tidal Disruption Events [PDF]

open access: yesProceedings of 36th International Cosmic Ray Conference — PoS(ICRC2019), 2019
When a star is disrupted by a supermassive black hole, and its debris are accreted onto it, a powerful hadronic jet can be generated and be a source of high energy neutrinos and cosmic rays. I review the simplest models of neutrino production from such Tidal Disruption Events (TDEs), and show that the resulting neutrino flux is detectable, and can ...
openaire   +1 more source

Interaction of an Outflow with Surrounding Gaseous Clouds as the Origin of Late-time Radio Flares in Tidal Disruption Events

open access: yesThe Astrophysical Journal
Close encounter between a star and a supermassive black hole (SMBH) results in the tidal disruption of the star, known as a tidal disruption event (TDE).
Jialun Zhuang   +3 more
doaj   +1 more source

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