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Samuele Ronchini

@ author · # tag · ! scientist
1 articles · 30 co-authors · latest: 2025-09-26
Co-authors: Eliza Neights · Eric Burns · Chris L. Fryer · Dmitry Svinkin · Suman Bala · Rachel Hamburg · Ramandeep Gill · Michela Negro · Megan Masterson · James DeLaunay · David J. Lawrence · Sophie E. D. Abrahams · Yuta Kawakubo · Paz Beniamini · Christian Aa. Diget
Tags: black hole · supernova · helium · gravitational waves
Laws: Hawking radiation · gravitational lensing · Bekenstein-Hawking entropy · Einstein field equations · Chandrasekhar limit · no-hair theorem · Fermi acceleration · Lense–Thirring effect · Unruh effect · holographic principle · Penrose process · Penrose singularity theorem · law of conservation of momentum · triple-alpha process (Hoyle process) · quadrupole radiation formula · standard quantum limit · Hawking area theorem

Record Gamma-Ray Burst: 7 Hours of Invisible Light

GRB 250702B broke all the rules: its 7-hour duration didn't fit old models. The solution? A merger of a black hole with a helium star. This event links ultra-long gamma-ray bursts with supernovae and gravitational waves.
arXiv:2509.22792 · 2025-09-26