AG
Antonio Galván-Gámez
astro-ph.HEastro-ph.IMhep-exastro-ph.SR
On Valency
published · living versionsW_9ptje4jx·v1 · currentpublished
GRB 260924A: Extreme Energetics, Bright GeV Emission, and Exceptional X-ray and Optical Luminosity
with Nissim Fraija, Peter Veres, Rosa L. Becerra, Thomas Freeman +2
1 version
W_z3paz4kv·v1published
Preprints & journals
72 papers in the corpus · 2015–2026TeV Gamma-Ray Emission in the DA 495 Region from HAWC Observations of J1952+2924, J1954+2837, and J1958+28482610.13771v1 · R. Alfaro, C. Alvarez, E. Anita-Rangel et al.2026 · 0 citationsarXiv
Synchrotron self-Compton Reverse Shock in Energy-Injection and Radiative Scenarios2608.26290v1 · Fraija Nissim, Betancourt-Kamenetskaia Boris, Galv'an Antonio et al.2026 · 0 citationsThe Astrophysical Journal 2026
Deep Newtonian Afterglows: Theoretical Light Curves for Quasi-spherical Outflows2606.23904v1 · Nissim Fraija, Boris Betancourt-Kamenetskaia, Antonio Galv'an et al.2026 · 0 citationsarXiv
Search for TeV emission from spider millisecond pulsars with HAWC2603.28528v1 · R. Alfaro, E. Anita-Rangel, M. Araya et al.2026 · 0 citationsPhys. Rev. D 113, 083016 - Published 10 April, 2026
A Multi-messenger Search for Ultra-high-energy Gamma Rays in Coincidence with Neutrinos2603.22555v1 · R. Alfaro, C. Alvarez, A. Andr'es et al.2026 · 0 citationsarXiv
Investigating IceCube Neutrino Alerts with the HAWC -Ray Observatory2602.16818v2 · R. Alfaro, C. Alvarez, A. Andr'es et al.2026 · 0 citationsarXiv
Improved Heavy Dark Matter Annihilation Search from Dwarf Galaxies with HAWC2602.05955v3 · A. Albert, R. Alfaro, C. Alvarez et al.2026 · 0 citationsarXiv
GRB~250704B/EP250704a a Short Gamma-Ray Burst Powered by a Magnetar2601.15732v2 · Nissim Fraija, Antonio Galv'an, Boris Betancourt Kamenetskaia et al.2026 · 0 citationsarXiv
Hadronic Clues in Quasars Caught by Fermi-LAT2512.15609v1 · Antonio Galv'an, Nissim Fraija, Edilberto Aguilar-Ruiz et al.2025 · 0 citationsarXiv
Variation of Microphysical Parameters in Reverse-shock Scenario2511.23426v2 · Nissim Fraija, Boris Betancourt-Kamenetskaia, Antonio Galv'an et al.2025 · 3 citationsarXiv
A merger within a merger: Chandra pinpoints the short GRB 230906A in a peculiar environment2510.15867v2 · S. Dichiara, E. Troja, B. O'Connor et al.2025 · 3 citationsarXiv
Late-afterglow Emission from a Quasi-spherical Outflow in a stratified environment2510.00248v1 · Nissim Fraija, Boris Betancourt-Kamenetskaia, Antonio Galv'an et al.2025 · 3 citationsarXiv
Closure Relations of Synchrotron Self-Compton from Reverse shock and Fermi-LAT GRBs2509.23345v1 · Nissim Fraija, B. Betancourt Kamenetskaia, Antonio Galv'an G'amez et al.2025 · 5 citationsarXiv
Magnetic Burial in Millisecond Magnetars and Late GRB Afterglow Signatures2506.09402v1 · Nissim Fraija, Cristian Giovanni Bernal, Antonio Galv'an et al.2025 · 2 citationsarXiv
Analysis of GRB Closure Relationship in Multi-wavelengths2411.10736v1 · M. G. Dainotti, S. Bhardwaj, E. Bissaldi et al.2024 · 0 citationsarXiv
Synchrotron self-Compton in a radiative-adiabatic fireball scenario: Modelling the multiwavelength observations in some Fermi/LAT bursts2409.12166v1 · Nissim Fraija, P. Veres, B. Betancourt Kamenetskaia et al.2024 · 7 citationsarXiv
Microphysical Parameter Variation in GRB Stratified Afterglows and Closure Relations: from sub-GeV to TeV Observations2311.02859v1 · Nissim Fraija, Maria G. Dainotti, Boris Betancourt Kamenetskaia et al.2023 · 0 citationsarXiv
Off-axis Afterglow Closure Relations and Fermi-LAT Detected Gamma-Ray Bursts2311.01705v1 · Nissim Fraija, M. G. Dainotti, D. Levine et al.2023 · 14 citationsarXiv
An Explanation of GRB Fermi-LAT Flares and High-Energy Photons in Stratified Afterglows2311.01710v1 · Nissim Fraija, Boris Betancourt Kamenetskaia, Antonio Galv'an-G'amez et al.2023 · 13 citationsarXiv
The unprecedented flaring activities around Mrk 421 in 2012 and 2013: The test for neutrino and UHECR event connection2310.19227v1 · Nissim Fraija, Edilberto Aguilar-Ruiz, Antonio Galv'an et al.2023 · 1 citationarXiv
Galactic Gamma-Ray Diffuse Emission at TeV energies with HAWC Data2310.09117v1 · R. Alfaro, C. Alvarez, J.C. Arteaga-Velazquez et al.2023 · 22 citationsarXiv
Closure Relations of Synchrotron Self-Compton in Afterglow stratified medium and Fermi-LAT Detected Gamma-Ray Bursts2308.03969v1 · Nissim Fraija, Maria G. Dainotti, B. Betancourt Kamenetskaia et al.2023 · 11 citationsarXiv
Evidence of a lepto-hadronic two-zone emission in flare states2304.14534v1 · E. Aguilar-Ruiz, N. Fraija, A. Galv'an-G 'amez2023 · 2 citationsarXiv
High-Energy Neutrino Fluxes from Hard-TeV BL Lacs2303.13025v1 · E. Aguilar-Ruiz, N. Fraija, A. Galv'an-G'amez2023 · 7 citationsVolume 38, June 2023, Pages 1-11
Polarization From A Radially Stratified Off-Axis GRB Outflow2211.12477v1 · A. C. Caligula do E. S. Pedreira, N. Fraija, A. Galvan-Gamez et al.2022 · 0 citationsarXiv
Afterglow Polarization from Off-Axis GRB Jets2211.01516v1 · A. C. Caligula do E. S. Pedreira, N. Fraija, A. Galvan-Gamez et al.2022 · 1 citationarXiv
Exploring the Early Afterglow Polarization of GRB 190829A2210.12904v1 · A. C. Caligula do E. S. Pedreira, N. Fraija, S. Dichiara et al.2022 · 0 citationsarXiv
Constraints on the very high energy gamma-ray emission from short GRBs with HAWC2208.01075v1 · A. Albert, R. Alfaro, C. Alvarez et al.2022 · 5 citationsarXivon Valency
GRB Afterglow of the Sub-relativistic Materials with Energy Injection2205.09689v1 · N. Fraija, B. Betancourt Kamenetskaia, A. Galvan-Gamez et al.2022 · 4 citationsarXiv
Modeling Gamma-ray burst Afterglow observations with an Off-axis Jet emission2205.02459v1 · Nissim Fraija, Antonio Galvan-Gamez, Boris Betancourt Kamenetskaia et al.2022 · 15 citationsarXiv
A Two-Zone Model as origin of Hard TeV Spectrum in Extreme BL Lacs2203.00880v1 · E. Aguilar-Ruiz, N. Fraija, A. Galvan-Gamez et al.2022 · 18 citationsarXiv
A theoretical model of an off-axis GRB jet2108.10797v1 · B. Betancourt Kamenetskaia, N. Fraija, M. Dainotti et al.2021 · 1 citationarXiv
Decelerated sub-relativistic material with energy Injection2108.10811v1 · B. Betancourt Kamenetskaia, N. Fraija, M. Dainotti et al.2021 · 1 citationarXiv
TeV emission of Galactic plane sources with HAWC and H.E.S.S2107.01425v3 · H. Abdalla, F. Aharonian, F. Ait Benkhali et al.2021 · 27 citationsarXiv
HAWC Search for High-Mass Microquasars2101.08945v2 · A. Albert, R. Alfaro, C. Alvarez et al.2021 · 12 citationsarXiv
Probing the Sea of Cosmic Rays by Measuring Gamma-Ray Emission from Passive Giant Molecular Clouds with HAWC2101.08748v2 · A. Albert, R. Alfaro, C. Alvarez et al.2021 · 16 citationsarXiv
Interplanetary magnetic flux rope observed at ground level by HAWC2101.03243v1 · S. Akiyama, R. Alfaro, C. Alvarez et al.2021 · 6 citationsThe Astrophysical Journal, 2020, 905, 73
Evidence of 200 TeV photons from HAWC J1825-1342012.15275v1 · A. Albert, R. Alfaro, C. Alvarez et al.2020 · 54 citationsarXiv
Cosmic rays, neutrinos and GeV-TeV gamma rays from Starburst Galaxy NGC 49452011.01847v4 · E. Aguilar-Ruiz, N. Fraija, Jagdish C. Joshi et al.2020 · 9 citationsPhys. Rev. D 104, 083013 (2021)
HAWC and Fermi-LAT Detection of Extended Emission from the Unidentified Source 2HWC J2006+3412010.06670v1 · A. Albert, R. Alfaro, C. Alvarez et al.2020 · 6 citationsarXiv
A survey of active galaxies at TeV photon energies with the HAWC gamma-ray observatory2009.09039v1 · A. Albert, C. Alvarez, J.R. Angeles Camacho et al.2020 · 26 citationsarXiv
Multimessenger Gamma-Ray and Neutrino Coincidence Alerts using HAWC and IceCube sub-threshold Data2008.10616v2 · H. A. Ayala Solares, S. Coutu, J. J. DeLaunay et al.2020 · 15 citationsAstrophys. J. 906 (2021) 63
3HWC: The Third HAWC Catalog of Very-High-Energy Gamma-ray Sources2007.08582v3 · A. Albert, R. Alfaro, C. Alvarez et al.2020 · 217 citations2020 ApJ 905 76
Afterglow light curves of the non-relativistic ejecta mass in a stratified circumstellar medium2006.04049v2 · N. Fraija, B. Betancourt Kamenetskaia, M.G. Dainotti et al.2020 · 14 citationsarXiv
HAWC J2227+610 and its association with G106.3+2.7, a new potential Galactic PeVatron2005.13699v1 · A. Albert, R. Alfaro, C. Alvarez et al.2020 · 77 citationsApJL 896 L29 (2020)
Electron-positron pair plasma in TXS 0506+056 and the "neutrino flare" in 2014-20152004.09772v2 · Nissim Fraija, Edilberto Aguilar-Ruiz, Antonio Galv'an-G'amez2020 · 9 citationsarXiv
Constraints on Lorentz Invariance Violation from HAWC Observations of Gamma Rays above 100 TeV.32302173 · Albert, A, Alfaro, R, Alvarez, C et al.2020 · 65 citationsPhysical review letters. 2020;124(13):131101
On the origin of the multi-GeV photons from the closest burst with intermediate luminosity: GRB 190829A2003.11252v1 · N. Fraija, P. Veres, P. Beniamini et al.2020 · 54 citationsarXiv
Multiple Galactic Sources with Emission Above 56 TeV Detected by HAWC.32004015 · Abeysekara, A U, Albert, A, Alfaro, R et al.2020 · 228 citationsPhysical review letters. 2020;124(2):021102
Constraints on the Emission of Gamma Rays from M31 with HAWC2001.04065v3 · A. Albert, R. Alfaro, C. Alvarez et al.2020 · 4 citationsarXiv
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