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This is the third sequel in a series discussing the discovery of various types of extragalactic transients with the {\it James Webb Space Telescope} in a narrow-field ($\sim 0.1$ deg$^2$), moderately deep ($m_{AB} \sim 27$ mag) survey. In…

High Energy Astrophysical Phenomena · Physics 2021-03-17 E. Regos , J. Vinko , Z. Stermeczky

The James Webb Space Telescope (JWST) has recently uncovered the presence of low-luminosity active galactic nuclei (AGNs) at $z=4-11$. Spectroscopic observations have provided estimates of the nuclear black hole (BH) masses for these…

Astrophysics of Galaxies · Physics 2024-09-13 Kohei Inayoshi , Kazumi Kashiyama , Wenxiu Li , Yuichi Harikane , Kohei Ichikawa , Masafusa Onoue

We report the discovery of tidal disruption event (TDE) WFST250820mmsw/AT2025wet by the 2.5-meter Wide Field Survey Telescope (WFST). It exhibits a blue nuclear flare throughout the observed evolution with a g-band peak magnitude ~22, which…

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…

High Energy Astrophysical Phenomena · Physics 2017-08-30 Anastasia Fialkov , Abraham Loeb

Most tidal disruption events (TDEs) are currently found in time-domain optical and soft X-ray surveys, both of which are prone to significant obscuration. The infrared (IR), however, is a powerful probe of dust-enshrouded environments, and…

A nuclear transient detected in a post-starburst galaxy or other quiescent galaxy with strong Balmer absorption is likely to be a Tidal Disruption Event (TDE). Identifying such galaxies within the planned survey footprint of the Large…

Astrophysics of Galaxies · Physics 2018-11-29 K. Decker French , Ann I. Zabludoff

Optical time-domain survey has been the dominant means of hunting for rare tidal disruption events (TDEs) in the past decade and remarkably advanced the TDE study. Particularly, the Zwicky Transient Facility (ZTF) has opened the era of…

High Energy Astrophysical Phenomena · Physics 2022-04-05 Zheyu Lin , Ning Jiang , Xu Kong

Tidal Disruption Events (TDEs) are rare transients, which are considered as promising tools in probing supermassive black holes in quiescent galaxies. The majority of $\approx 60$ known TDEs has been discovered with time-domain surveys in…

High Energy Astrophysical Phenomena · Physics 2023-07-06 K. Bučar Bricman , S. van Velzen , M. Nicholl , A. Gomboc

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…

Astrophysics of Galaxies · Physics 2016-02-12 K. Decker French , Iair Arcavi , Ann Zabludoff

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…

High Energy Astrophysical Phenomena · Physics 2024-10-30 K. Szekerczes , T. Ryu , S. H. Suyu , S. Huber , M. Oguri , L. Dai

Tidal Disruption Events (TDEs) are astrophysical phenomena arising when stars are disrupted by supermassive black holes. The Vera C. Rubin Observatory Legacy Survey of Space and Time (LSST), with its unprecedented depth and cadence, will…

Instrumentation and Methods for Astrophysics · Physics 2025-11-19 Kunal Bhardwaj , Asen Christov , Sergey Karpov

Measuring the mass distribution of supermassive black holes (SMBHs) over cosmic time remains particularly challenging for the low mass ($M_{\bullet}\lesssim10^8~M_\odot$) population at $z>1$. This population is also the most sensitive to…

High Energy Astrophysical Phenomena · Physics 2026-02-06 Mitchell Karmen , Suvi Gezari , Colin Norman , Muryel Guolo

In the Letter, a new candidate for central tidal disruption event (TDE) is reported in SDSS J014124+010306 (=SDSS J0141) with broad Mg~{\sc ii} line at redshift $z=1.06$. Based on long-term photometric $ugriz$-band variabilities from SDSS…

Astrophysics of Galaxies · Physics 2024-02-08 Zhang XueGuang

Tidal disruption events are rare and diverse transients that occur when a star is torn apart by a supermassive black hole and accreted, which can result in a supersoft X-ray thermal transient. Here, we present nine tidal disruption event…

High Energy Astrophysical Phenomena · Physics 2025-08-13 R. A. J. Eyles-Ferris , R. L. C. Starling , P. T. O'Brien , K. L. Page , P. A. Evans

We study the properties of tidal disruption event (TDE) host galaxies in the context of a catalog of ~500,000 galaxies from the Sloan Digital Sky Survey. We explore whether selection effects can account for the overrepresentation of TDEs in…

High Energy Astrophysical Phenomena · Physics 2017-11-16 Jamie Law-Smith , Enrico Ramirez-Ruiz , Sara L. Ellison , Ryan J. Foley

Tidal disruption events (TDEs) offer a unique probe of supermassive black hole (SMBH) demographics, but their observed rates remain difficult to reconcile with standard single-SMBH models. In this work, we use simulations of SMBH binaries,…

Astrophysics of Galaxies · Physics 2025-07-14 Denyz Melchor , Smadar Naoz , Suvi Gezari , Brenna Mockler

Tidal Disruption Events (TDEs) have long been hypothesized as valuable indicators of black holes, offering insight into their demographics and behaviour out to high redshift. TDEs have also enabled the discovery of a few Massive Black Holes…

We report a high-redshift ($z=1.404$) tidal disruption event (TDE) candidate in SDSS J000118.70+003314.0 (SDSS J0001), which is a quasar with apparent broad Mg~{\sc ii} emission line. The long-term variability in its nine-year photometric…

Astrophysics of Galaxies · Physics 2024-12-24 Ying Gu , Xue-Guang Zhang , Xing-Qian Chen , Xing Yang , En-Wei Liang

Tidal disruption events (TDEs) occur when a star is disrupted by the tidal forces of a supermassive black hole (SMBH), producing bright multi-wavelength flares. Among these events, AT2020mot has so far exhibited the highest recorded optical…

The upcoming Large Synoptic Survey Telescope (LSST) will observe 18 000 deg$^2$ of the Southern sky and is expected to discover thousands of transients every night due to its large coverage of the sky and its observing strategy. In this…

High Energy Astrophysical Phenomena · Physics 2020-02-26 Katja Bricman , Andreja Gomboc
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