OR
O. Reimer
astro-ph.HEastro-phastro-ph.COastro-ph.GAhep-phastro-ph.IMhep-exastro-ph.SRgr-qcastroparticle physics
On Valency
published · living versionsW_32e8cec4·v1 · currentpublished
A very-high-energy component deep in the Gamma-ray Burst afterglow
with H. Abdalla R. Adam F. Aharonian F. Ait Benkhali E. O. Anguener M. Arakawa, C. Arcaro, C. Armand, H. Ashkar +217
1 version
W_3qzq3v6g·v1published
W_qnzfqujj·v1published
W_r3y4k8aq·v1published
Preprints & journals
349 papers in the corpus · 1996–2026Gamma-ray emission toward supergiant shells in the Large Magellanic Cloud2609.28164v1 · Qixin Yu, Olaf Reimer, Anita Reimer2026 · 0 citationsA&A, 713, A236 (2026)
Search for Gamma-Ray Spectral Lines from Dark Matter Annihilation with the H.E.S.S. Inner Galaxy Survey.42726958 · Aharonian, F, Ashkar, H, Barbosa Martins, V et al.2026 · 0 citationsPhysical review letters. 2026;137(9):091002
Evidence for a spectral steepening of the gamma-ray emission from the Galactic Center ridge2608.25946v1 · A. Acharyya, F. Aharonian, H. Ashkar et al.2026 · 0 citationsarXiv
Broadband multiwavelength properties of the archetypal blazar 3C 279 during the 2017 Event Horizon Telescope campaign2606.25868v2 · G. Principe, J. C. Algaba, E. Aviano et al.2026 · 0 citationsA&A, 712, A224 (2026)
Exploring the nature of Galactic unassociated sources detected by the Fermi-LAT2606.14244v1 · F. Acero, A. Acharyya, A. Adelfio et al.2026 · 0 citationsF. Acero et al 2026 ApJ 1006 188
Gamma-Ray Constraints on Heavy Axion-Like-Particle Decays from Fermi-LAT and H.E.S.S. Blazar Spectra2606.11923v1 · A. Acharyya, F. Aharonian, M. Backes et al.2026 · 0 citationsarXiv
Gamma-ray signature of superluminous supernovae: Fermi-LAT GeV detection of SN 2017egm and evidence of a central engine2605.29909v1 · F. Acero, A. Acharyya, A. Adelfio et al.2026 · 3 citationsA&A Volume 709, May 2026, A229
Search for long-term variability of HESS J1745-2902605.10827v1 · F. Aharonian, M. Backes, R. Batzofin et al.2026 · 0 citationsA&A, 709, A96 (2026)
Chasing Gamma-Ray Signals from Binary Neutron Star Coalescences with the Cherenkov Telescope Array: Prospects and Observing Strategies2604.08748v1 · S. Abe, J. Abhir, A. Abhishek et al.2026 · 0 citationsarXiv
The second H.E.S.S. gamma-ray burst catalogue: 15 years of observations with the H.E.S.S. telescopes2603.21741v1 · A. Acharyya, F. Aharonian, C. Arcaro et al.2026 · 1 citationA&A, 707, A382 (2026)
H.E.S.S. observations of composite Seyfert-starburst galaxies2603.21912v1 · A. Acharyya, F. Aharonian, H. Ashkar et al.2026 · 0 citationsarXiv
Scrutinizing the 2020 multiwavelength outburst of PKS 0903-57 through observations with H.E.S.S2603.12855v1 · A. Acharyya, F. Aharonian, F. Ait Benkhali et al.2026 · 0 citationsarXiv
H.E.S.S. detection of the PSR J0855-4644 nebula2602.14640v1 · F. Aharonian, H. Ashkar, M. Backes et al.2026 · 1 citationarXiv
Prompt Searches for Very-High-Energy {\gamma}-Ray Counterparts to IceCube Astrophysical Neutrino Alerts2512.16562v1 · J. Abhir, A. Biland, K. Brand et al.2025 · 1 citationarXiv
Constraining the nature of the most extreme Galactic particle accelerator. H.E.S.S. observations of the microquasar V4641 Sgr2511.10537v1 · A. Acharyya, F. Aharonian, H. Ashkar et al.2025 · 1 citationarXiv
Combined dark matter search towards dwarf spheroidal galaxies with Fermi-LAT, HAWC, H.E.S.S., MAGIC, and VERITAS2508.20229v1 · S. Abdollahi, L. Baldini, R. Bellazzini et al.2025 · 5 citationsarXiv
Prospects for dark matter observations in dwarf spheroidal galaxies with the Cherenkov Telescope Array Observatory2508.19120v3 · K. Abe, S. Abe, J. Abhir et al.2025 · 3 citationsMon Not R Astron Soc (2025) 2946-2986
H.E.S.S. programme searching for VHE gamma rays associated with FRBs2507.02143v1 · F. Aharonian, A. Archaryya, J. Aschersleben et al.2025 · 1 citationJournal of Cosmology and Astroparticle Physics, Volume 2025, July 2025
Puzzling Variation of Gamma Rays from the Sun over the Solar Cycle Revealed with Fermi-LAT2505.06348v2 · A. Acharyya, A. Adelfio, M. Ajello et al.2025 · 2 citationsarXiv
The H.E.S.S. extragalactic sky survey with the first decade of observations2504.21221v1 · H.E.S.S. Collaboration, F. Aharonian, F. Ait Benkhali et al.2025 · 3 citationsA&A, 695, A261 (2025)
Detection of very-high-energy gamma-ray emission from Eta Carinae during its 2020 periastron passage2501.12238v1 · H.E.S.S. Collaboration, F. Aharonian, F. Ait Benkhali et al.2025 · 3 citationsA&A 694, A328 (2025)
Periodic Gamma-ray Modulation of the blazar PG 1553+113 Confirmed by Fermi-LAT and Multi-wavelength Observations2501.08015v1 · S. Abdollahi, L. Baldini, G. Barbiellini et al.2025 · 19 citationsThe Astrophysical Journal, vol. 976, num. 203, (18pp), issued on 2024 December 1st
High-Statistics Measurement of the Cosmic-Ray Electron Spectrum with H.E.S.S.39672149 · Aharonian, F, Benkhali, F Ait, Aschersleben, J et al.2024 · 19 citationsPhysical review letters. 2024;133(22):221001
Search for Extended GeV Sources in the Inner Galactic Plane2411.07162v1 · S. Abdollahi, F. Acero, A. Acharyya et al.2024 · 0 citationsarXiv
GRB 221009A: the B.O.A.T Burst that Shines in Gamma Rays2409.04580v1 · M. Axelsson, M. Ajello, M. Arimoto et al.2024 · 21 citationsarXiv
Very-high-energy -ray emission from young massive star clusters in the Large Magellanic Cloud2407.16219v1 · F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2024 · 13 citationsAstrophysical Journal Letters 970, L21 (2024)
H.E.S.S. observations of the 2021 periastron passage of PSR B1259-63/LS 28832406.18167v1 · H.E.S.S. Collaboration, F. Aharonian, F. Ait Benkhali et al.2024 · 8 citationsarXiv
Broadband Multi-wavelength Properties of M87 during the 2018 EHT Campaign including a Very High Energy Flaring Episode2404.17623v3 · J. C. Algaba, M. Balokovic, S. Chandra et al.2024 · 35 citationsA&A 692, A140 (2024)
Unveiling extended gamma-ray emission around HESS J1813-1782403.16802v1 · F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2024 · 0 citationsA&A 686, A149 (2024)
Spectrum and extension of the inverse-Compton emission of the Crab Nebula from a combined Fermi-LAT and H.E.S.S. analysis2403.12608v2 · F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2024 · 26 citationsA&A 686, A308 (2024)
Dark Matter Line Searches with the Cherenkov Telescope Array2403.04857v2 · S. Abe, J. Abhir, A. Abhishek et al.2024 · 19 citationsJCAP 07 (2024) 047
Curvature in the very-high energy gamma-ray spectrum of M872402.13330v3 · H.E.S.S. Collaboration, F. Aharonian, F. Ait Benkhali et al.2024 · 15 citationsA&A, 685, A96 (2024)
Acceleration and transport of relativistic electrons in the jets of the microquasar SS 433.38271522 · H.E.S.S. Collaboration*†, Aharonian, F, Benkhali, F Ait et al.2024 · 62 citationsScience (New York, N.Y.). 2024;383(6681):402-406
TeV flaring activity of the AGN PKS 0625-354 in November 20182401.07071v1 · H.E.S.S. Collaboration, F. Aharonian, F. Ait Benkhali et al.2024 · 3 citationsarXiv
Chasing Gravitational Waves with the Cherenkov Telescope Array2310.07413v3 · Jarred Gershon Green, Alessandro Carosi, Lara Nava et al.2023 · 1 citationarXiv
Discovery of a Radiation Component from the Vela Pulsar Reaching 20 Teraelectronvolts2310.06181v1 · The H.E.S.S. Collaboration: F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2023 · 29 citationsarXiv
Prospects for -ray observations of the Perseus galaxy cluster with the Cherenkov Telescope Array2309.03712v1 · S. Abe, F. Acero, A. Acharyya et al.2023 · 11 citationsJCAP10(2024)004
The Third Fermi Large Area Telescope Catalog of Gamma-ray Pulsars2307.11132v1 · David A. Smith, Philippe Bruel, Colin J. Clark et al.2023 · 174 citationsarXiv
The vanishing of the primary emission region in PKS 1510-0892307.01692v1 · F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2023 · 23 citationsarXiv
Multiwavelength Observations of the Blazar PKS 0735+178 in Spatial and Temporal Coincidence with an Astrophysical Neutrino Candidate IceCube-211208A2306.17819v1 · A. Acharyya, C. B. Adams, A. Archer et al.2023 · 31 citationsarXiv
Constraints on the intergalactic magnetic field using Fermi-LAT and H.E.S.S. blazar observations2306.05132v1 · H.E.S.S., Fermi-LAT Collaborations: F. Aharonian, J. Aschersleben et al.2023 · 52 citationsApJ Letters 2023, Volume 950, Number 2 950, L16
Constraining the cosmic-ray pressure in the inner Virgo Cluster using H.E.S.S. observations of M 872305.09607v1 · H.E.S.S. Collaboration: F. Aharonian, F. Ait Benkhali, C. Arcaro et al.2023 · 10 citationsA&A 675, A138 (2023)
Detection of extended gamma-ray emission around the Geminga pulsar with H.E.S.S2304.02631v1 · H.E.S.S. Collaboration: F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2023 · 29 citationsA&A 673, A148 (2023)
Sensitivity of the Cherenkov Telescope Array to spectral signatures of hadronic PeVatrons with application to Galactic Supernova Remnants2303.15007v1 · F. Acero, A. Acharyya, R. Adam et al.2023 · 22 citationsarXiv
Fermi-GBM Discovery of GRB 221009A: An Extraordinarily Bright GRB from Onset to Afterglow2303.14172v2 · S. Lesage, P. Veres, M. S. Briggs et al.2023 · 146 citationsarXivon Valency
Search for the evaporation of primordial black holes with H.E.S.S2303.12855v1 · H.E.S.S. collaboration: F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2023 · 14 citationsarXiv
H.E.S.S. follow-up observations of GRB221009A2303.10558v1 · H.E.S.S. Collaboration: F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2023 · 26 citationsarXiv
HESS J1809$-$193: a halo of escaped electrons around a pulsar wind nebula?2302.13663v1 · H.E.S.S. Collaboration: F. Aharonian, F. Ait Benkhali, J. Aschersleben et al.2023 · 23 citationsA&A 672, A103 (2023)
The Fermi-LAT Light Curve Repository2301.01607v2 · S. Abdollahi, M. Ajello, L. Baldini et al.2023 · 100 citationsarXiv
Limits on the non-thermal emission of the WR-WR system Apep2212.10146v2 · G. Mart'i-Devesa, O. Reimer, A. Reimer2022 · 2 citationsA&A 670, L6 (2023)
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