Revealing x-ray and gamma ray temporal and spectral similarities in the GRB 190829A afterglow

HESS collaboration, H Abdalla, F Aharonian… - Science, 2021 - science.org
Gamma-ray bursts (GRBs), which are bright flashes of gamma rays from extragalactic
sources followed by fading afterglow emission, are associated with stellar core collapse …

The peculiar short-duration GRB 200826A and its supernova

A Rossi, B Rothberg, E Palazzi, DA Kann… - The Astrophysical …, 2022 - iopscience.iop.org
Gamma-ray bursts (GRBs) are classified into long and short events. Long GRBs (LGRBs)
are associated with the end states of very massive stars, while short GRBs (SGRBs) are …

Gamma-ray bursts at tev energies: Observational status

K Noda, RD Parsons - Galaxies, 2022 - mdpi.com
Gamma-ray bursts (GRBs) are some of the most energetic events in the Universe and are
potential sites of cosmic ray acceleration up to the highest energies. GRBs have therefore …

The Detection of GRBs at VHE: A Challenge Lasting for More than Two Decades, What Is Next?

A Berti, A Carosi - Galaxies, 2022 - mdpi.com
Unveiling the mystery of gamma-ray bursts (GRBs) has been the target of many multi-
waveband observational and theoretical efforts during the last decades. The results …

The short gamma-ray burst population in a quasi-universal jet scenario

OS Salafia, ME Ravasio, G Ghirlanda… - Astronomy & …, 2023 - aanda.org
We present a model of the short gamma-ray burst (SGRB) population under a 'quasi-
universal jet'scenario in which jets can differ somewhat in their on-axis peak prompt …

Multiwavelength view of the close-by GRB 190829A sheds light on gamma-ray burst physics

OS Salafia, ME Ravasio, J Yang, T An… - The Astrophysical …, 2022 - iopscience.iop.org
We monitored the position of the close-by (about 370 Mpc) gamma-ray burst GRB 190829A,
which originated from a massive star collapse, through very long baseline interferometry …

Characterizing the Ordinary Broad-line Type Ic SN 2023pel from the Energetic GRB 230812B

GP Srinivasaragavan, V Swain… - The Astrophysical …, 2024 - iopscience.iop.org
We report observations of the optical counterpart of the long gamma-ray burst (GRB) GRB
230812B and its associated supernova (SN) SN 2023pel. The proximity (z= 0.36) and high …

External inverse-compton emission from low-luminosity gamma-ray bursts: Application to GRB 190829A

BT Zhang, K Murase, P Veres… - The Astrophysical …, 2021 - iopscience.iop.org
The detection of TeV gamma-ray bursts (GRBs) brought new opportunities for studying the
physics of particle acceleration at relativistic shocks. The High Energy Stereoscopic System …

Off-axis jet scenario for early afterglow emission of low-luminosity gamma-ray burst GRB 190829A

Y Sato, K Obayashi, R Yamazaki… - Monthly Notices of the …, 2021 - academic.oup.com
ABSTRACT Recently, ground-based Imaging Atmospheric Cherenkov Telescopes have
reported the detection of very-high-energy (VHE) gamma-rays from some gamma-ray bursts …

Hard TeV Gamma-Ray Afterglows of Nearby GRB 190829A as a Tentative Signature of Ultra-high-energy Cosmic Rays Accelerated in Gamma-Ray Burst Jets

JK Huang, XL Huang, JG Cheng, J Ren… - The Astrophysical …, 2023 - iopscience.iop.org
The observed hard TeV gamma-ray spectrum of the nearby gamma-ray burst (GRB)
190829A may challenge the conventional leptonic GRB afterglow model. It has been …