Accès ouvert
2026
article
OpenAlex
Semih Tuna, Brian D. Metzger, Yan-fei 燕飞 Jiang 姜, Andrea Antoni
Abstract The formation of a compact accretion disk following a tidal disruption event (TDE) requires that the shocked stellar debris cool efficiently as it settles toward the black hole. While recent simulations suggest that stream dissipation occurs rapidly, how the weakly bound …
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Accès ouvert
2026
article
OpenAlex
Alyana Jusino, Kishalay De, Andrea Antoni
Abstract Black hole X-ray binaries (BHXRBs) have traditionally been discovered by X-ray surveys with cadences of hours to days. However, large optical time-domain surveys now provide novel avenues for early detection and insights into their elusive outburst triggering mechanisms. We present early-time …
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2026
article
OpenAlex
Kishalay De, Morgan MacLeod, J. Jencson, Elizabeth Lovegrove et autres
When a massive star reaches the end of its lifetime, its core collapses and releases neutrinos that drive a shock into the outer layers (the stellar envelope). A sufficiently strong shock ejects the envelope, producing a supernova. If the shock fails to …
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