Search Results - "Sudholz, T"
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Timing analysis techniques at large core distances for multi-TeV gamma ray astronomy
Published in Astroparticle physics (01-07-2011)“…We present an analysis technique that uses the timing information of Cherenkov images from extensive air showers (EAS). Our emphasis is on distant, or large…”
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Features of the Energy Spectrum of Cosmic Rays above 2.5 × 1018 eV Using the Pierre Auger Observatory
Published in Physical review letters (18-09-2020)“…We report a measurement of the energy spectrum of cosmic rays above 2.5 × 1018 eV based on 215 030 events. New results are presented: at about 1.3 × 1019 eV ,…”
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The energy spectrum of cosmic rays beyond the turn-down around 1017 eV as measured with the surface detector of the Pierre Auger Observatory
Published in The European physical journal. C, Particles and fields (01-11-2021)“…We present a measurement of the cosmic-ray spectrum above 100 PeV using the part of the surface detector of the Pierre Auger Observatory that has a spacing of…”
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A Search for Photons with Energies Above 2 × 1017 eV Using Hybrid Data from the Low-Energy Extensions of the Pierre Auger Observatory
Published in The Astrophysical journal (08-07-2022)“…Ultra-high-energy photons with energies exceeding 1017 eV offer a wealth of connections to different aspects of cosmic-ray astrophysics as well as to gamma-ray…”
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Direct measurement of the muonic content of extensive air showers between 2×1017 and 2×1018eV at the Pierre Auger Observatory
Published in The European physical journal. C, Particles and fields (01-08-2020)“…The hybrid design of the Pierre Auger Observatory allows for the measurement of the properties of extensive air showers initiated by ultra-high energy cosmic…”
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Features of the Energy Spectrum of Cosmic Rays above 2.5×10^{18} eV Using the Pierre Auger Observatory
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The Pierre Auger Observatory Upgrade
Published in EPJ Web of Conferences (01-01-2017)“…It is planned to operate the Pierre Auger Observatory until at least the end of 2024. An upgrade of the experiment has been proposed in order to provide…”
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Journal Article Conference Proceeding -
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The Pierre Auger Observatory status and latest results
Published in EPJ Web of Conferences (01-01-2017)“…The Pierre Auger Observatory, in Argentina, is the present flagship experiment studying ultrahigh-energy cosmic rays (UHECRs). Facing the challenge due to low…”
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Exploiting the radio signal from air showers: the AERA progress
Published in EPJ Web of Conferences (01-01-2017)“…We present the lastest results and status of the Auger Engineering Radio Array (AERA), located within the Pierre Auger Observatory. AERA, with more than 150…”
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Astrophysical interpretation of Pierre Auger Observatory measurements of the UHECR energy spectrum and mass composition
Published in EPJ Web of Conferences (01-01-2017)“…We present a combined fit of a simple astrophysical model of UHECR sources to both the energy spectrum and mass composition data measured by the Pierre Auger…”
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Limits to gauge coupling in the dark sector set by the non-observation of instanton-induced decay of Super-Heavy Dark Matter in the Pierre Auger Observatory data
Published 15-12-2022“…Phys.Rev.Lett. 130 (2023) 6, 061001 Instantons, which are non-perturbative solutions to Yang-Mills equations, provide a signal for the occurrence of quantum…”
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Searches for Ultra-High-Energy Photons at the Pierre Auger Observatory
Published 24-10-2022“…Universe 8 (2022) 579 The Pierre Auger Observatory, being the largest air-shower experiment in the world, offers an unprecedented exposure to neutral particles…”
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Search for photons above 10$^{19}$ eV with the surface detector of the Pierre Auger Observatory
Published 13-09-2022“…We use the surface detector of the Pierre Auger Observatory to search for air showers initiated by photons with an energy above $10^{19}$ eV. Photons in the…”
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Arrival Directions of Cosmic Rays above 32 EeV from Phase One of the Pierre Auger Observatory
Published 05-09-2022“…ApJ 935 170 (2022) A promising energy range to look for angular correlation between cosmic rays of extragalactic origin and their sources is at the highest…”
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Cosmological implications of photon-flux upper limits at ultra-high energies in scenarios of Planckian-interacting massive particles for dark matter
Published 03-08-2022“…Phys.Rev.D 107 (2023) 4, 042002 Using the data of the Pierre Auger Observatory, we report on a search for signatures that would be suggestive of super-heavy…”
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Investigating Hadronic Interactions at Ultra-High Energies with the Pierre Auger Observatory
Published 22-06-2022“…The development of an extensive air shower depends not only on the nature of the primary ultra-high-energy cosmic ray but also on the properties of the…”
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A search for photons with energies above $2{\times}10^{17}$ eV using hybrid data from the low-energy extensions of the Pierre Auger Observatory
Published 30-05-2022“…ApJ 933 (2022) 125 Ultra-high-energy photons with energies exceeding $10^{17}$ eV offer a wealth of connections to different aspects of cosmic-ray astrophysics…”
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Testing effects of Lorentz invariance violation in the propagation of astroparticles with the Pierre Auger Observatory
Published 19-01-2022“…JCAP 01 (2022) 023 Lorentz invariance violation (LIV) is often described by dispersion relations of the form $E_i^2=m_i^2+p_i^2+\delta_{i,n} E^{2+n}$ with…”
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The energy spectrum of cosmic rays beyond the turn-down around $10^{17}$ eV as measured with the surface detector of the Pierre Auger Observatory
Published 27-09-2021“…Eur. Phys. J. C (2021) 81:966 We present a measurement of the cosmic-ray spectrum above 100\,PeV using the part of the surface detector of the Pierre Auger…”
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Extraction of the Muon Signals Recorded with the Surface Detector of the Pierre Auger Observatory Using Recurrent Neural Networks
Published 01-08-2021“…JINST 16 P07016 (2021) The Pierre Auger Observatory, at present the largest cosmic-ray observatory ever built, is instrumented with a ground array of 1600…”
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