Publications and CV
Publications and CV
Under review for publication:
Sahakyan, Bégué, et al., Modeling blazar broadband emission with convolutional neural networks - III. proton synchrotron and hybrid models, submitted to ApJ, arXiv:2506.23885v1 [Arxiv]
Peer reviewed:
Dereli-Bégué, Pe’er, Bégué, and Ryde, Unraveling the Origins of GRB X-ray Plateaus through a Study of X-ray Flares, 2025, ApJ 985 261. [Journal] [Arxiv]
G. Harutyunyan, N. Sahakyan, and Bégué, Modeling of the time-resolved spectral energy distribution of blazar OJ 287 from 2008 to 2023: a comprehensive multi-epoch study, 2025, MNRAS 540 582. [Journal] [Arxiv]
Singh, Bégué, and Pe’er, Radiative cooling changes the dynamics of magnetically arrested disks. Analytics, 2025, ApJL 981 L11. [Journal][Arxiv]
Sahakyan, Bégué, et al., Modeling blazar broadband emission with convolutional neural networks - II. External Compton model, 2024, ApJ 971 70 [Journal] [Arxiv]
Bégué, Sahakyan et al., Modeling blazar broadband emission with convolutional neural networks - I. Synchrotron self-Compton model, 2024, ApJ 963 71B [Journal] [Arxiv]
Zhang, Bégué, Pe’er and Zhang, A study of the MAD accretion state across black hole spins for radiatively inefficient accretion flows, 2024, ApJ 962 135Z [Journal] [Arxiv]
Isravel, Bégué and Pe'er, Hybrid Emission Modeling of GRB 221009A: Shedding Light on TeV Emission Origins in Long-GRBs, 2023, ApJ 956 12. [Journal] [Arxiv]
Isravel, Pe'er and Bégué, Proton Synchrotron Origin of the Very High Energy Emission of GRB 190114C, 2023, ApJ 955 70. [Journal] [Arxiv]
Guarini, Tamborra, Bégué, Rudolph, Probing gamma-ray bursts observed at very high energy through their afterglow, 2023, MNRAS 523 149. [Journal] [Arxiv]
Bégué, Pe'er et al, cuHARM: a new GPU accelerated GR-MHD code and its application to ADAF disks, 2023, ApJS 264 32 [Journal] [Arxiv]
Sahakyan, Giommi, ... , Bégué, et al., A multi-messenger study of the blazar PKS 0735+178: a new major neutrino source candidate, 2023, MNRAS 519, 1396-1408. [Journal] [Arxiv]
Bégué, Samuelsson and Pe'er, Bethe-Heitler signature in proton synchrotron models for gamma-ray bursts, 2022, ApJ 937, 101. [Journal] [Arxiv]
Guarini, Tamborra, Bégué et al., Multi-messenger detection prospects of gamma-ray burst afterglows with optical jumps, 2022, JCAP, 06, 034G. [Journal] [Arxiv]
Vereshchagin, Li, Bégué, Is magnetically dominated outflow required to explain GRBs? , 2022, MNRAS, 512, 4846–4851 [Journal] [Arxiv]
Gasparyan, Bégué and Sahakyan, Time-dependent lepto-hadronic modeling of the emission from blazar jets with SOPRANO: the case of TXS 0506+056, 3HSP J095507.9+355101 and 3C 279, 2022, MNRAS, 509, 2102–2121. [Journal][Arxiv]
Samuelsson, Bégué, Pe’er, Ryde and Murase, Constraining Low-luminosity Gamma-Ray Bursts as Ultra-high-energy Cosmic Ray Sources Using GRB 060218 as a Proxy, 2020, ApJ, 902 148S [Journal][Arxiv]
Burgess, Greiner, Bégué, et al., Viewing short gamma-ray bursts from a different angle, 2020, Frontiers in Astronomy and Space Sciences, 7 40 [Journal][Arxiv]
Burgess, Bégué, Greiner, et al., Gamma-ray bursts as cool synchrotron sources, 2020, Nature astronomy, 4(2), 174-179. [Journal][Arxiv]
Samuelsson, Bégué, Pe’er and Ryde, The limited contribution of low- and high-luminosity gamma-ray bursts to ultra-high energy cosmic rays, 2019, ApJ, 876(2), 93. [Journal][Arxiv]
Bégué, Burgess, and Greiner, The peculiar physics of GRB 180717A and their implications for short GRBs, 2017, ApJL 851 L19. [Journal][Arxiv]
Bégué, Pe’er and Lyubarsky, Radiative striped wind model for gamma-ray bursts, 2017, MNRAS 467 2594. [Journal][Arxiv]
Burgess, Bégué, Ryde et al., An external shock origin of GRB 141028A, 2016, ApJ, 822, 63B. [Journal][Arxiv]
Bégué and Burgess, The anatomy of a long gamma-ray burst: a simple classification scheme for the emission mechanism(s), 2016, ApJ, 820, 68B. [Journal][Arxiv]
Bégué and Pe’er, Poynting flux dominated jets challenged by their photospheric emission, 2015, ApJ, 802, 134B. [Journal][Arxiv]
Bégué and Iyyani, Transparency parameters from relativistically expanding outflows, 2014, ApJ, 792, 42. [Journal]
Bégué and Vereshchagin, Transparency of an instantaneously created electron-positron-photon plasma, 2014, MNRAS, 439, 924. [Journal][Arxiv]
Bégué, Siutsou and Vereshchagin, Monte Carlo Simulations of the Photospheric Emission in Gamma-Ray Bursts, 2013, ApJ, 767, 139. [Journal][Arxiv]
Peer reviewed - small contribution:
Sahakyan, ..., Bégué, et al., Markarian Multiwavelength Data Center (MMDC): A Tool for Retrieving and Modeling Multi-temporal, Multi-wavelength and Multi-messenger Data from Blazar Observations, 2025, The Astronomical Journal, 168 289S. [Journal][Arxiv]
Burgess, Greiner, Bégué, et al., A bayesian Fermi-GBM Short GRB Spectral Catalog, 2019, MNRAS, 490 (1), 927-946 [Journal][Arxiv]
Bégué, Stahl and Xue, A model of interacting dark fluids tested with supernovae data, 2019, Nuclear Physics B, 940, 312-320. [Journal][Arxiv]
Iyyani, Ryde, Burgess, Pe’er and Bégué, Synchrotron emission in GRBs observed by Fermi: Its limitation and the role of the photosphere, 2016, MNRAS, 456, 2157I. [Journal][Arxiv]
Proceedings:
Vereshchagin and Bégué, Summary of the parallel session GB3, 2023, The Sixteenth Marcel Grossmann Meeting.
Bégué, Samuelsson, Pe’er and Ryde, The problematic connection between gamma-ray bursts and ultra-high energy cosmic rays, 2019, Proceedings of science, HEPRO 2019.
Bégué, Magnetic versus baryonic jets for gamma-ray bursts, 2017, Proceedings of the 7th International Fermi Symposium.
Bégué, Poynting flux dominated jets challenged by their photospheric emission, 2015, Proceedings of The second Icranet Cesar Lattes Meeting: Supernovae, Neutron Stars and Black Holes.
Bégué, Siutsou and Vereshchagin, On the Decoupling of Photons from Relativistically Expanding Outflows, 2015, Thirteenth Marcel Grossmann Meeting: On Recent Developments in Theoretical and Experimental General Relativity, Astrophysics and Relativistic Field Theories, p 1760-1761.