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Shabnam Iyyani
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GRB110721A: an extreme peak energy and signatures of the photosphere
M Axelsson, L Baldini, G Barbiellini, MG Baring, R Bellazzini, J Bregeon, ...
The Astrophysical journal letters 757 (2), L31, 2012
1942012
Discovery and confirmation of the shortest gamma-ray burst from a collapsar
T Ahumada, LP Singer, S Anand, MW Coughlin, MM Kasliwal, G Ryan, ...
Nature Astronomy 5 (9), 917-927, 2021
1002021
Time-resolved analysis of Fermi gamma-ray bursts with fast-and slow-cooled synchrotron photon models
JM Burgess, RD Preece, V Connaughton, MS Briggs, A Goldstein, ...
The Astrophysical Journal 784 (1), 17, 2014
982014
The first pulse of the extremely bright GRB 130427A: A test lab for synchrotron shocks
R Preece, JM Burgess, A Von Kienlin, PN Bhat, MS Briggs, D Byrne, ...
Science 343 (6166), 51-54, 2014
692014
Variable jet properties in GRB 110721A: time resolved observations of the jet photosphere
S Iyyani, F Ryde, M Axelsson, JM Burgess, S Guiriec, J Larsson, ...
Monthly Notices of the Royal Astronomical Society 433 (4), 2739-2748, 2013
652013
An observed correlation between thermal and non-thermal emission in gamma-ray bursts
JM Burgess, RD Preece, F Ryde, P Veres, P Mészáros, V Connaughton, ...
The Astrophysical Journal Letters 784 (2), L43, 2014
422014
Extremely narrow spectrum of GRB110920A: further evidence for localized, subphotospheric dissipation
S Iyyani, F Ryde, B Ahlgren, JM Burgess, J Larsson, A Pe'er, C Lundman, ...
Monthly Notices of the Royal Astronomical Society 450 (2), 1651-1663, 2015
412015
AstroSat CZT imager observations of GRB 151006A: timing, spectroscopy, and polarization study
AR Rao, V Chand, MK Hingar, S Iyyani, R Khanna, APK Kutty, JP Malkar, ...
The Astrophysical Journal 833 (1), 86, 2016
402016
Synchrotron emission in GRBs observed by Fermi: its limitations and the role of the photosphere
S Iyyani, F Ryde, JM Burgess, A Pe'er, D Bégué
Monthly Notices of the Royal Astronomical Society 456 (2), 2157-2171, 2016
272016
Time-varying polarized gamma-rays from GRB 160821A: evidence for ordered magnetic fields
V Sharma, S Iyyani, D Bhattacharya, T Chattopadhyay, AR Rao, E Aarthy, ...
The Astrophysical Journal Letters 882 (1), L10, 2019
262019
Violation of Synchrotron Line of Death by the Highly Polarized GRB 160802A
V Chand, T Chattopadhyay, S Iyyani, R Basak, E Aarthy, AR Rao, ...
The Astrophysical Journal 862 (2), 154, 2018
232018
Probing into emission mechanisms of GRB 190530A using time-resolved spectra and polarization studies: synchrotron origin?
R Gupta, S Gupta, T Chattopadhyay, V Lipunov, AJ Castro-Tirado, ...
Monthly Notices of the Royal Astronomical Society 511 (2), 1694-1713, 2022
202022
Hard x-ray polarization catalog for a five-year sample of gamma-ray bursts using AstroSat CZT imager
T Chattopadhyay, S Gupta, S Iyyani, D Saraogi, V Sharma, A Tsvetkova, ...
The Astrophysical Journal 936 (1), 12, 2022
182022
Transparency parameters from relativistically expanding outflows
D Bégué, S Iyyani
The Astrophysical Journal 792 (1), 42, 2014
182014
Spectropolarimetric analysis of prompt emission of GRB 160325A: jet with evolving environment of internal shocks
V Sharma, S Iyyani, D Bhattacharya, T Chattopadhyay, SV Vadawale, ...
Monthly Notices of the Royal Astronomical Society 493 (4), 5218-5232, 2020
152020
Onset of Particle Acceleration during the Prompt Phase in Gamma-Ray Bursts as Revealed by Synchrotron Emission in GRB 160821A
F Ryde, S Iyyani, B Ahlgren, A Pe’er, V Sharma, C Lundman, M Axelsson
The Astrophysical Journal Letters 932 (2), L15, 2022
102022
Study of the Prompt Emission of Short Gamma-Ray Bursts Using a Multicolor Blackbody: A Clue to the Viewing Angle
S Iyyani, V Sharma
The Astrophysical Journal Supplement Series 255 (2), 25, 2021
102021
Sub-MeV spectroscopy with AstroSat-CZT imager for gamma ray bursts
T Chattopadhyay, S Gupta, V Sharma, S Iyyani, A Ratheesh, NPS Mithun, ...
Journal of Astrophysics and Astronomy 42 (2), 82, 2021
92021
Observations and physics of prompt emission of gamma ray bursts
S Iyyani
Journal of Astrophysics and Astronomy 39 (6), 75, 2018
92018
Surprise in simplicity: an unusual spectral evolution of a single pulse GRB 151006A
R Basak, S Iyyani, V Chand, T Chattopadhyay, D Bhattacharya, AR Rao, ...
Monthly Notices of the Royal Astronomical Society 472 (1), 891-903, 2017
82017
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Artiklar 1–20