On the nature of fast blue optical transients

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August undefined, 2024

WebA population of particular recent interest is “fast-evolving luminous transients” (Rest et al. 2024) or “fast blue optical transients” (Margutti et al. 2024). A consistent deﬁnition of this “class” does not yet exist; these terms typically refer to transients with rise times and peak luminosities too fast and too WebOn the nature of fast blue optical transients. Lyutikov, Maxim. Short rise times of fast blue optical transients (FBOTs) require very light ejected envelopes, $M_ {\rm ej} \le 10^ …

(PDF) Dust Echoes from Luminous Fast Blue Optical Transients

Web6 de jan. de 2024 · Abstract Fast Blue Optical Transients (FBOTs) are luminous transients with fast evolving (typically trise < 12 days) light curve and blue color (usually−0.2 > g−r > −0.3)that cannot... Web26 de mai. de 2024 · The Koala: A Fast Blue Optical Transient with Luminous Radio Emission from a Starburst Dwarf Galaxy at z = 0.27 - IOPscience IOPscience login / Sign Up The American Astronomical Society (AAS), established in 1899 and based in Washington, DC, is the major organization of professional astronomers in North America. rays vs guardians scores

INTEGRAL observations of recurrent fast X-ray transient sources

Web8 de mar. de 2024 · Luminous Fast Blue Optical Transients and Type Ibn/Icn SNe from Wolf-Rayet/Black Hole Mergers. Progenitor models for the "luminous" subclass of Fast … Web27 de mai. de 2024 · So far, fast blue optical transients have only been seen in small galaxies, which might provide a clue as to their underlying nature. These small galaxies … Web26 de mai. de 2024 · AT 2024cow is the only other Fast Blue Optical Transient with detected X-ray emission. Empty circles mark the upper limits on the X-ray luminosities of the very rapidly declining type Ic supernova 2005ek, the rapidly rising iPTF16asu, which later showed a Ic-BL spectrum, and the fast-rising, luminous transient "Dougie." rays vs braves today

A weird cosmic flare called the ‘Cow’ now has company

Web6 de abr. de 2024 · Zhang, F. et al. Multimodal fast optical interrogation of neural circuitry. Nature 446 , 633–639 (2007). Article CAS PubMed ADS Google Scholar WebWe suggest that fast-rising blue optical transients (FBOTs) and the brightest event of the class, AT2024cow, result from an electron-capture collapse to a neutron star following the merger of a massive ONeMg white dwarf (WD) with another WD. rays vs guardians radioWebfast blue optical transients Noam Soker1 Department of Physics, Technion, Haifa, 3200003, Israel; [email protected] Received 20xx month day; accepted 20xx … rays vs guardians games

"Web6 de abr. de 2024 · We connect our theoretical framework to several case studies of observed transients, highlighting the relevance in explaining slow-rising and superluminous supernovae, fast blue optical transients ... " - On the nature of fast blue optical transients

On the nature of fast blue optical transients

The Koala: A Fast Blue Optical Transient with Luminous Radio …

Web20 de abr. de 2024 · Watch on Ever since they were discovered in 2024, fast blue optical transients (FBOTs) have utterly surprised and completely confounded both … WebFast-rising, blue optical transients (FBOTs) are a mysterious new class of optical transients identified by optical sky surveys with high observing cadence. These are …

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WebFor voltage-clamp experiments, the ‘first step in our analysis is to divide the total membrane current into a capacity current and an ionic current’ (Hodgkin and Huxley 1952a).The capacity current is used to estimate the capacitance of a cell—size that helps in relating the membrane current magnitude and available active α subunits—channel densities under … Webarxiv.org

Web14 de fev. de 2024 · Fast Blue Optical Transients (FBOTs) are luminous transients with fast evolving (typically trise < 12 days) light curve and blue color (usually−0.2 > g−r > −0.3)that cannot be... Web27 de abr. de 2024 · The study, “Shocked jets in CCSNe can power the zoo of fast blue optical transients,” was supported by the National Science Foundation (award numbers AST-1815304 and AST-2107839). The authors developed the simulation using supercomputers at the Texas Advanced Computing Center at the University of Texas at …

Web12 de abr. de 2024 · The dynamics that exist before reaching an asymptotic state are called the transient dynamics, and the time required for any trajectory of the system to reach the final attractor (asymptotic state) from the initial state is called the transient time. 4–6 4 C. Grebogi, E. Ott, and J. A. Yorke, “ Critical exponent of chaotic transients in nonlinear … Web11 de mar. de 2024 · Fast Blue Optical Transients due to Circumstellar Interaction and the Mysterious Supernova SN 2024gep Shing-Chi Leung, Jim Fuller, Ken'ichi Nomoto The …

Webclass of fast-rising blue optical transients (FBOTs; Drout et al. 2014). AT2024cow seems to be at a critical point of supernova explosions (and associated complicated nuclear reactions, neutrino transports physics), pulsars/magnetars, (early) pulsar wind nebulae (PWNe), possibly gamma ray bursts (GRBs) and, as we suggest in

Web18 de abr. de 2024 · Short rise times of Fast Blue Optical Transients (FBOTs) require very light ejected envelopes, $M_{ej} \leq 10^{-1} M_\odot$, much smaller than of a typical … rays vs boston todayWeb24 de mai. de 2024 · Mounting evidence suggests that luminous fast blue optical transients (LFBOTs) are powered by a compact object, launching an asymmetric and fast outflow responsible for the radiation observed in the ultraviolet, optical, infrared, radio, and X-ray bands. Proposed scenarios aiming to explain the electromagnetic emission include … rays vs guardians todayWeb21 de jun. de 2024 · On the nature of fast blue optical transients Maxim Lyutikov Maxim Lyutikov Department of Physics and Astronomy, Purdue University , 525 Northwestern … rays vs guardians timeWeb7 de ago. de 2024 · Nature Astronomy - The latest observational developments in the fast-paced fields of superluminous supernovae and fast blue optical transients, both types … rays vs guardians liveWeb10 de abr. de 2024 · Importantly, the horizontal magnetic tweezers design based on a single permanent magnet has a number of advantages over traditionally used methods like optical tweezers: i) Operation under an intrinsic “open potential” force-feedback, e.g. at a force of 20 pN the force changes by only 40 fN µm −1 (see Supporting Information) allowing the … simply greek blalock houston txWeb16 de set. de 2016 · The existence of multiple conformers in conjugated polymers has important implications for material performance and can be revealed most straightforwardly from optical absorption and photoluminescence (PL) spectra [1,2,3,4,5,6,7,8].Understanding the structural (conformational) attributes of … rays vs guardians watchWeb27 de mai. de 2024 · A New Class of Astronomical Transients. Some of the fastest outflows in nature are beginning to turn up in the phenomena known as Fast Blue Optical Transients (FBOTs). These are observed as bursts that quickly fade but leave quite an impression with their spectacular outpouring of energy. The transient AT2024cow was … rays vs indians prediction