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Related papers: Recent Results from Kascade-Grande

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We present an updated all-particle energy spectrum of primary cosmic rays in a wide range from 10^14 eV to 10^17 eV using 5.5 times 10^7 events collected in the period from 2000 November through 2004 October by the Tibet-III air-shower…

High Energy Physics - Experiment · Physics 2019-08-13 M. Amenomori

The aim of the Yakutsk array enhancement project is to create an instrument to study the highest-energy galactic cosmic rays (CRs) -- their sources, energy spectrum, and mass composition. Additionally, there will be unique capabilities for…

Instrumentation and Methods for Astrophysics · Physics 2010-12-24 A. A. Ivanov , S. P. Knurenko , Z. E. Petrov , M. I. Pravdin , I. Ye. Sleptsov

The Moscow State University Extensive Air Shower (EAS-MSU) array studied high-energy cosmic rays with primary energies ~(1-500) PeV in the Northern hemisphere. The EAS-MSU data are being revisited following recently found indications to an…

High Energy Astrophysical Phenomena · Physics 2016-08-31 Yu. A. Fomin , N. N. Kalmykov , I. S. Karpikov , G. V. Kulikov , M. Yu. Kuznetsov , G. I. Rubtsov , V. P. Sulakov , S. V. Troitsky

We consider the scenario in which the knee in the cosmic ray spectrum is due to a change in the escape mechanism of cosmic rays from the Galaxy from one dominated by transverse diffusion to one dominated by drifts. We show that this…

Astrophysics · Physics 2009-11-07 Julián Candia , Silvia Mollerach , Esteban Roulet

Cosmic ray air showers are known to emit pulsed radio emission at frequencies around a few tens of MHz. Accompanying the experimental efforts of the LOPES project, situated at the KASCADE-Grande site of the Forschungszentrum Karlsruhe, we…

Astrophysics · Physics 2007-05-23 Tim Huege , Heino Falcke

For our understanding of the origin of ultra high energy cosmic rays, the energy region between 10^17 and 10^19 eV is of crucial importance. Previous experiments have found indirect evidence that at these energies, the origin of cosmic rays…

Astrophysics · Physics 2007-05-23 Todd Adams , Eugene C. Loh , Segev BenZvi , Stefan Westerhoff

The Stockholm Educational Air Shower Array (SEASA) project has established a network of GPS time-synchronised scintillator detector stations at high-schools in the Stockholm region. The primary aim of this project is outreach. A part of the…

High Energy Astrophysical Phenomena · Physics 2011-12-19 P. Hofverberg , M. Pearce

We investigate the possibility that the cosmic ray (CR) knee is entirely explained by the energy-dependent CR leakage from the Milky Way. We test this hypothesis calculating the trajectories of individual CRs with energies between…

High Energy Astrophysical Phenomena · Physics 2014-08-22 G. Giacinti , M. Kachelriess , D. V. Semikoz

We have carried out a detailed study to understand the observed energy spectrum and composition of cosmic rays with energies up to ~10^18 eV. Our study shows that a single Galactic component with subsequent energy cut-offs in the individual…

High Energy Astrophysical Phenomena · Physics 2016-11-15 S. Thoudam , J. P. Rachen , A. van Vliet , A. Achterberg , S. Buitink , H. Falcke , J. R. Hörandel

The Pierre Auger Observatory aims to determine the nature and origin of the ultra-high energy cosmic rays (UHECR). The Auger hybrid detector combines fluorescence observations of extended air showers, initiated in the atmosphere by these…

Astrophysics · Physics 2007-05-23 Serguei Vorobiov

The cosmic ray flux measured by the Telescope Array Low Energy Extension (TALE) exhibits three spectral features: the knee, the dip in the $10^{16}$ eV decade, and the second knee. Here the spectrum has been measured for the first time…

High Energy Astrophysical Phenomena · Physics 2018-03-20 T. Abu-Zayyad , D. Ivanov , C. C. H. Jui , J. H. Kim , J. N. Matthews , J. D. Smith , S. B. Thomas , G. B. Thomson , Z. Zundel

The Giant Radio Array for Neutrino Detection (GRAND) aims to detect highly inclined extensive air showers (EAS) with down-going and up-going trajectories. Several working groups in the GRAND collaboration are developing methods to…

The LOPES experiment was a radio interferometer built at the existing air shower array KASCADE-Grande in Karlsruhe, Germany. The last configuration of LOPES was called LOPES 3D and consisted of ten tripole antennas. Each of these antennas…

This review summarizes recent developments in the understanding of high-energy cosmic rays. It focuses on galactic and presumably extragalactic particles in the energy range from the knee (10^15 eV) up to the highest energies observed…

High Energy Astrophysical Phenomena · Physics 2009-10-06 J. Bluemer , R. Engel , J. R. Hoerandel

The southern Pierre Auger Observatory, presently under construction in Malarg"ue, Argentina, is nearing completion. The instrument is designed to measure extensive air-showers with energies ranging from $10^{18}$-$10^{20}$ eV and beyond. It…

Astrophysics · Physics 2010-12-06 Karl-Heinz Kampert

In the last two decades, different advances with extensive air shower (EAS) experiments have allowed to unveil several details about the composition and energy spectrum of galactic cosmic rays from some TeV up to several hundreds of PeV,…

High Energy Astrophysical Phenomena · Physics 2025-09-23 J. C. Arteaga-Velázquez

The evaluation of mass composition of cosmic rays in the knee region ($\sim 3$ PeV) is critical to understanding the transition in the origin of cosmic rays from galactic to extragalactic sources. The IceCube Neutrino Observatory at the…

High Energy Astrophysical Phenomena · Physics 2019-08-20 Matthias Plum

The change in the fluxes of the lightest and heaviest nuclei in the mass composition of primary cosmic radiation in the energy range of E0 = 1-100 PeV is analyzed on the basis of data from the KASCADE-Grande experiment. This analysis is…

High Energy Astrophysical Phenomena · Physics 2021-12-30 S. E. Pyatovsky , A. D. Erlykin , V. S. Puchkov

Results of experiments investigating air showers in the energy region of the knee are summarized. The all-particle energy spectrum, the mean logarithmic mass, and the average depth of the shower maximum will be discussed. Spectra for groups…

Astrophysics · Physics 2015-06-24 Joerg R. Hoerandel

We constrain the energy at which the transition from Galactic to extragalactic cosmic rays occurs by computing the anisotropy at Earth of cosmic rays emitted by Galactic sources. Since the diffusion approximation starts to loose its…

High Energy Astrophysical Phenomena · Physics 2012-07-17 G. Giacinti , M. Kachelriess , D. V. Semikoz , G. Sigl