YG
Y. A. Gallant
astro-ph.HEastro-phastro-ph.GAastro-ph.IMastro-ph.CO
On Valency
published · living versionsW_qnzfqujj·v1 · currentpublished
Search for Lorentz Invariance breaking with a likelihood fit of the PKS 2155-304 flare data taken on MJD 53944
with HESS Collaboration, A. Abramowski, F. Acero, F. Aharonian +191
1 version
Preprints & journals
67 papers in the corpus · 2000–2026Assessing the detectability and identification of pulsar halos with H.E.S.S. and CTAO2609.36229v1 · Karim Sabri, Yves Gallant, Justine Devin2026 · 0 citationsarXiv
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
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
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
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
HESS J1831$-$098 -- Exploring a pulsar halo scenario with H.E.S.S. data2510.03183v1 · Karim Sabri, Yves Gallant, Justine Devin et al.2025 · 0 citationsarXiv
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
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)
Chasing Gravitational Waves with the Cherenkov Telescope Array2310.07413v3 · Jarred Gershon Green, Alessandro Carosi, Lara Nava et al.2023 · 1 citationarXiv
Study of a pulsar wind nebula candidate around the intermediate-age pulsar PSR J1413-6205 with H.E.S.S2306.02460v1 · P. Chamb'ery, Y. Gallant, A. Jardin-Blicq et al.2023 · 0 citationsPoS, 417, 2023, 135
LMC N132D: A mature supernova remnant with a power-law gamma-ray spectrum extending beyond 8 TeV2108.02015v1 · H.E.S.S. Collaboration: H. Abdalla, F. Aharonian, F. Ait Benkhali et al.2021 · 13 citationsA&A 655, A7 (2021)
Search for enhanced TeV gamma-ray emission from Giant Molecular Clouds using H.E.S.S2108.01738v1 · A. Sinha, V. Baghmanyan, G. Peron et al.2021 · 2 citationsProceedings of Science, 2021
Evidence of 100 TeV -ray emission from HESS J1702-420: A new PeVatron candidate2106.06405v2 · H. Abdalla, F. Aharonian, F. Ait Benkhali et al.2021 · 31 citationsarXiv
Search for dark matter annihilation signals from unidentified Fermi-LAT objects with H.E.S.S2106.00551v2 · H.E.S.S. Collaboration, H. Abdallah, F. Aharonian et al.2021 · 13 citationsAstrophys.J., 918, 17 (2021)
Observation of a sudden cessation of a very-high-energy gamma-ray flare in PKS 1510-089 with H.E.S.S. and MAGIC in May 20162012.10254v1 · H.E.S.S. Collaboration, H. Abdalla, R. Adam et al.2020 · 32 citationsA&A 648, A23 (2021)
An extreme particle accelerator in the Galactic plane: HESS J1826$-$1302010.13101v1 · H.E.S.S. Collaboration, H. Abdalla, R. Adam et al.2020 · 17 citationsA&A 644, A112 (2020)
Resolving acceleration to very high energies along the Jet of Centaurus A2007.04823v1 · The H.E.S.S. Collaboration: H. Abdalla, R. Adam, F. Aharonian et al.2020 · 73 citationsNature volume 582, pages 356-359 (2020)
Detection of very-high-energy {\gamma}-ray emission from the colliding wind binary {\eta} Car with H.E.S.S2002.02336v1 · H.E.S.S. Collaboration, H. Abdalla, R. Adam et al.2020 · 34 citationsA&A 635, A167 (2020)
H.E.S.S. and Fermi-LAT observations of PSR B1259-63/LS 2883 during its 2014 and 2017 periastron passages1912.05868v1 · H.E.S.S. Collaboration, H. Abdalla, R. Adam et al.2019 · 27 citationsA&A 633, A102 (2020)
A very-high-energy component deep in the γ-ray burst afterglow.31748724 · Abdalla, H, Adam, R, Aharonian, F et al.2020 · 269 citationsNature. 2019;575(7783):464-467
Constraints on the emission region of 3C 279 during strong flares in 2014 and 2015 through VHE gamma-ray observations with H.E.S.S1906.04996v1 · H.E.S.S. Collaboration, H. Abdalla, R. Adam et al.2019 · 50 citationsA&A 627, A159 (2019)
Upper Limits on Very-High-Energy Gamma-ray Emission from Core-Collapse Supernovae Observed with H.E.S.S1904.10526v1 · H.E.S.S. Collaboration: H. Abdalla, F.Aharonian, F.Ait Benkhali et al.2019 · 18 citationsarXiv
The 2014 TeV Gamma-ray Flare of Mrk 501 Seen with H.E.S.S.: Temporal and Spectral Constraints on Lorentz Invariance Violation1901.05209v1 · H.E.S.S. Collaboration: H. Abdalla, F. Aharonian, F. Ait Benkhali et al.2019 · 66 citationsThe Astrophysical Journal, 2019, Volume 870, Number 2
Impact of H.E.S.S. Lidar profiles on Crab Nebula data1901.03180v1 · J. Devin, J. Bregeon, G. Vasileiadis et al.2019 · 10 citationsarXiv
The -ray spectrum of the core of Centaurus A as observed with H.E.S.S. and Fermi-LAT1807.07375v1 · H.E.S.S. Collaboration, H. Abdalla, A. Abramowski et al.2018 · 49 citationsA&A 619, A71 (2018)
First Ground-based Measurement of Sub-20 GeV to 100 GeV -rays from the Vela Pulsar with H.E.S.S. II1807.01302v2 · H.E.S.S. Collaboration, H. Abdalla, F. Aharonian et al.2018 · 45 citationsA&A 620, A66 (2018)
The starburst galaxy NGC 253 revisited by H.E.S.S. and Fermi-LAT1806.03866v1 · H.E.S.S. Collaboration, H. Abdalla, F. Aharonian et al.2018 · 60 citationsA&A 617, A73 (2018)
Population study of Galactic supernova remnants at very high -ray energies with H.E.S.S.1802.05172v2 · H.E.S.S. Collaboration: H. Abdalla, A. Abramowski, F. Aharonian et al.2018 · 69 citationsarXiv
A search for new supernova remnant shells in the Galactic plane with H.E.S.S1801.06020v2 · H.E.S.S. Collaboration: H. Abdalla, A. Abramowski, F. Aharonian et al.2018 · 48 citationsA&A 612, A8 (2018)
VHE gamma-ray study of the composite SNR MSH 15-52 with H.E.S.S1709.01422v1 · Michelle Tsirou, Yves Gallant, Roberta Zanin et al.2017 · 8 citationsarXiv
The population point of view on the evolution of TeV pulsar wind nebulae1707.04024v1 · S. Klepser, Y. Gallant, M. Mayer et al.2017 · 1 citationProc. 35th ICRC, Busan, South Korea, PoS(ICRC2017)731
Constraints on particle acceleration in SS433/W50 from MAGIC and H.E.S.S. observations1707.03658v1 · M. L. Ahnen, S. Ansoldi, L. A. Antonelli et al.2017 · 31 citationsA&A 612, A14 (2018)
Characterising the VHE diffuse emission in the central 200 parsecs of our Galaxy with H.E.S.S1706.04535v1 · H.E.S.S. Collaboration: H. Abdalla, A. Abramowski, F. Aharonian et al.2017 · 98 citationsA&A 612, A9 (2018)
The population of TeV pulsar wind nebulae in the H.E.S.S. Galactic Plane Survey1702.08280v2 · H.E.S.S. Collaboration: H. Abdalla, A. Abramowski, F. Aharonian et al.2017 · 163 citationsA&A 612, A2 (2018)
Gamma-ray blazar spectra with H.E.S.S. II mono analysis: the case of PKS 2155-304 and PG 1553+1131612.01843v1 · H.E.S.S. Collaboration: H. Abdalla, A. Abramowski, F. Aharonian et al.2016 · 37 citationsA&A 600, A89 (2017)
First limits on the very-high energy gamma-ray afterglow emission of a fast radio burst: H.E.S.S. observations of FRB 1504181611.09209v1 · H.E.S.S. Collaboration: H. Abdalla, A. Abramowski, F. Aharonian et al.2016 · 11 citationsA&A 597, A115 (2017)
Deeper H.E.S.S. observations of Vela Junior (RX J0852.0$-$4622): Morphology studies and resolved spectroscopy1611.01863v2 · H.E.S.S. Collaboration, H. Abdalla, A. Abramowski et al.2016 · 65 citationsA&A 612, A7 (2018)
Characterizing the gamma-ray long-term variability of PKS 2155-304 with H.E.S.S. and Fermi-LAT1610.03311v1 · H.E.S.S. Collaboration, H.Abdalla, A.Abramowski et al.2016 · 48 citationsA&A 598, A39 (2017)
H.E.S.S. observations of RX J1713.7-3946 with improved angular and spectral resolution; evidence for gamma-ray emission extending beyond the X-ray emitting shell1609.08671v2 · H.E.S.S. Collaboration: H. Abdalla, H. Abdalla, A. Abramowski et al.2016 · 141 citationsA&A 612, A6 (2018)
The supernova remnant W49B as seen with H.E.S.S. and Fermi-LAT1609.00600v1 · H.E.S.S. Collaboration, H. Abdalla, A. Abramowski et al.2016 · 57 citationsA&A 612, A5 (2018)
Extended VHE gamma-ray emission towards SGR1806-20, LBV1806-20, and stellar cluster Cl*1806-201606.05404v2 · H. Abdalla, A. Abramowski, F. Aharonian et al.2016 · 21 citationsA&A 612, A11 (2018)
Detailed spectral and morphological analysis of the shell type SNR RCW 861601.04461v1 · H.E.S.S. Collaboration, A. Abramowski, F. Aharonian et al.2016 · 43 citationsarXiv
CTA Contributions to the 34th International Cosmic Ray Conference (ICRC2015)1508.05894v2 · U. Abeysekara, 'O. Abril, F. Acero et al.2015 · 2 citationsarXiv
Diffuse Galactic gamma-ray emission with H.E.S.S1411.7568v1 · H.E.S.S. Collaboration: A. Abramowski, F. Aharonian, F. Ait Benkhali et al.2014 · 103 citationsarXiv
Search for TeV Gamma-ray Emission from GRB 100621A, an extremely bright GRB in X-rays, with H.E.S.S1405.0488v1 · H.E.S.S. Collaboration, A. Abramowski, F. Aharonian et al.2014 · 249 citationsAstronomy & Astrophysics, Volume 565, 05/2014, A16
Discovery of TeV gamma-ray emission from PKS 0447-439 and derivation of an upper limit on its redshift1303.1628v1 · H.E.S.S. Collaboration:, A. Abramowski, F. Acero et al.2013 · 40 citationsarXiv
Spectral analysis and interpretation of the \gamma-ray emission from the Starburst galaxy NGC 2531205.5485v2 · H.E.S.S. Collaboration, A. Abramowski, F. Acero et al.2012 · 83 citationsarXiv
Exploring the Galaxy at TeV energies: Latest results from the H.E.S.S. Galactic Plane Survey1204.5860v1 · Henning Gast, Francois Brun, Svenja Carrigan et al.2012 · 1 citationarXiv
Discovery of VHE emission towards the Carina arm region with the H.E.S.S. telescope array: HESS J1018-5891203.3215v2 · A. Abramowski, F. Acero, F. Aharonian et al.2012 · 38 citationsarXiv
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