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The CORSIKA 8 project aims to develop a versatile and modern framework for particle shower simulations that meets the new needs of experiments and addresses the caveats of existing codes. Of particular relevance is the ability to compute…

Instrumentation and Methods for Astrophysics · Physics 2023-09-13 Juan Ammerman-Yebra , Uzair Abdul Latif , Nikolaos Karastathis , Tim Huege , Simon de Kockere

We investigate the reconstruction of a turbulent flow field in the atmospheric boundary layer from a time series of lidar measurements, using Large-Eddy Simulations (LES) and a 4D-Var data assimilation algorithm. This leads to an…

Fluid Dynamics · Physics 2020-11-17 Pieter Bauweraerts , Johan Meyers

The light intensity distribution in a shower image and its implications to the primary energy reconstructed by the fluorescence technique are studied. Based on detailed CORSIKA energy deposit simulations, a universal analytical formula is…

Astrophysics · Physics 2009-11-11 D. Gora , R. Engel , D. Heck , P. Homola , H. Klages , J. Pekala , M. Risse , B. Wilczynska , H. Wilczynski

The program CORSIKA, usually used to simulate extensive cosmic ray air showers, has been adapted to a water medium in order to study the acoustic detection of ultra high energy neutrinos. Showers in water from incident protons and from…

Astrophysics · Physics 2008-11-26 T. Sloan

Using CORSIKA simulations, we investigate the mass sensitivity of cosmic-ray air-shower observables for sites at the South Pole and Malarg\"ue, Argentina, the respective locations of the IceCube Neutrino Observatory and the Pierre Auger…

High Energy Physics - Phenomenology · Physics 2024-02-13 Benjamin Flaggs , Alan Coleman , Frank G. Schröder

Extensive air showers (EAS) are a cascade of electromagnetic radiation and ionized particles that produced in the atmosphere through the interaction of a primary cosmic ray with the atom of nucleus in the air producing a huge amount of…

High Energy Astrophysical Phenomena · Physics 2020-08-03 Hassanen Abdulhussaen Jassim , A. A. Al-Rubaiee , Iman Tarik Al-Alawy

We present the third data release of the LOFAR Two-metre Sky Survey (LoTSS-DR3). The survey images cover 88% of the northern sky and were created from 12,950 hrs of data (18.6 PB) accumulated over 10.5 years. The images were produced…

Astrophysics of Galaxies · Physics 2026-02-19 T. W. Shimwell , M. J. Hardcastle , C. Tasse , A. Drabent , A. Botteon , W. L. Williams , P. N. Best , H. J. A. Röttgering , M. Brüggen , G. Brunetti , J. R. Callingham , K. T. Chyży , J. E. Conway , F. De Gasperin , M. Haverkorn , C. Horellou , N. Jackson , G. K. Miley , L. K. Morabito , R. Morganti , S. P. O'Sullivan , D. J. Schwarz , D. J. B. Smith , R. J. van Weeren , H. K. Vedantham , G. J. White , A. Ahmadi , L. Alegre , M. Arias , B. Asabere , B. Bahr-Kalus , B. Barkus , M. Bilicki , L. Böhme , M. Brentjens , M. Brienza , D. J. Bomans , A. Bonafede , M. Bonato , E. Bonnassieux , J. M. Boxelaar , S. Camera , R. Cassano , J. Chilufya , M. Cianfaglione , J. H. Croston , V. Cuciti , P. Dabhade , E. De Rubeis , J. M. G. H. J. de Jong , D. Dallacasa , R. J. Dettmar , K. J. Duncan , G. Di Gennaro , H. W. Edler , C. Groeneveld , G. Gürkan , M. Hajduk , C. L. Hale , V. Heesen , D. N. Hoang , M. Hoeft , H. Holties , M. A. Horton , M. Iacobelli , M. Jamrozy , M. J. Jarvis , V. Jelic , M. Kadler , R. Kondapally , M. Kunert-Bajraszewska , M. Loose , M. Magliocchetti , K. Małek , C. Manzano , J. P. McKean , M. Mevius , B. Mingo , A. Miskolczi , A. Misra , J. Moldón , D. G. Nair , S. J. Nakoneczny , E. Orru , M. Pashapour-Ahmadabadi , T. Pasini , J. Petley , J. C. S. Pierce , I. Prandoni , D. Rafferty , K. Rajpurohit , C. J. Riseley , I. D. Roberts , S. Sethi , A. Shulevski , M. Stein , C. Stuardi , F. Sweijen , S. ter Veen , R. Timmerman , M. Vaccari , S. Wijnholds

The GRAPES-3 muon telescope located in Ooty, India records 4x10^9 muons daily. These muons are produced by interaction of primary cosmic rays (PCRs) in the atmosphere. The high statistics of muons enables GRAPES-3 to make precise…

Instrumentation and Methods for Astrophysics · Physics 2019-08-19 B. Hariharan , S. R. Dugad , S. K. Gupta , Y. Hayashi , S. S. R. Inbanathan , P. Jagadeesan , A. Jain , S. Kawakami , P. K. Mohanty , B. S. Rao

One of the primary challenges in enabling the scientific potential of 21 cm intensity mapping at the Epoch of Reionization (EoR) is the separation of astrophysical foreground contamination. Recent works have claimed that Gaussian process…

Cosmology and Nongalactic Astrophysics · Physics 2020-12-29 Nicholas Kern , Adrian Liu

Cosmic rays interacting with the atmosphere allow for the probing of fundamental interactions at ultra-high energies. We thus obtain limits on strongly coupled new physics models via their imprints on cosmic-ray air showers. Using the Monte…

High Energy Physics - Phenomenology · Physics 2019-11-11 Peter Schichtel , Michael Spannowsky , Philip Waite

LOFAR is a new and innovative effort to build a radio-telescope operating at the multi-meter wavelength spectral window. One of the most exciting applications of LOFAR will be the search for redshifted 21-cm line emission from the Epoch of…

Instrumentation and Methods for Astrophysics · Physics 2010-08-26 Panagiotis Labropoulos , the LOFAR EoR KSP team

To interpret the mean depth of cosmic ray air shower maximum and its dispersion, we parametrize those two observables as functions of the first two moments of the $\ln A$ distribution. We examine the goodness of this simple method through…

High Energy Astrophysical Phenomena · Physics 2014-07-01 Pierre Auger Collaboration

At high energy, cosmic rays can only be studied by measuring the extensive air showers they produce in the atmosphere of the Earth. Although the main features of air showers can be understood within a simple model of successive…

Astrophysics · Physics 2015-06-24 T. Pierog , R. Engel , D. Heck

CORSIKA up to version 7 has been the most-used Monte Carlo code for simulating extensive air showers for more than 20 years. Due to its monolithic, Fortran-based software design and hand-optimized code, however, it has become difficult to…

High Energy Astrophysical Phenomena · Physics 2023-08-11 Tim Huege , Maximilian Reininghaus

A new hybrid approach to air shower simulations is described. At highest energies, each particle is followed individually using the traditional Monte Carlo method; this initializes a system of cascade equations which are applicable for…

Astrophysics · Physics 2009-11-07 Hans-Joachim Drescher , Glennys R. Farrar

Stokes inversion codes are crucial in returning properties of the solar atmosphere, such as temperature and magnetic field strength. However, the success of such algorithms to return reliable values can be hindered by the presence of…

Solar and Stellar Astrophysics · Physics 2021-01-20 P. H. Keys , O. Steiner , G. Vigeesh

The experiment KASCADE observes simultaneously the electron-photon, muon, and hadron components of high-energy extensive air showers (EAS). The analysis of EAS observables for an estimate of energy and mass of the primary particle invokes…

Astrophysics · Physics 2009-09-25 T. Antoni

The simulation of extensive air showers and particle cascades in general is a cornerstone of modern astroparticle physics. For more than two decades, CORSIKA, currently in version 7, has been one of the most widely used tools for this…

An efficient scheme for one-dimensional extensive air shower simulation and its implementation in the program CONEX are presented. Explicit Monte Carlo simulation of the high-energy part of hadronic and electromagnetic cascades in the…

Astrophysics · Physics 2009-07-22 T. Bergmann , R. Engel , D. Heck , N. N. Kalmykov , S. Ostapchenko , T. Pierog , T. Thouw , K. Werner

We describe a method of reconstructing air showers induced by cosmic rays using deep learning techniques. We simulate an observatory consisting of ground-based particle detectors with fixed locations on a regular grid. The detector's…

Instrumentation and Methods for Astrophysics · Physics 2017-11-01 Martin Erdmann , Jonas Glombitza , David Walz