... | @@ -43,7 +43,7 @@ The CORSIKA 8 project aims to develop a versatile and modern framework for parti |
... | @@ -43,7 +43,7 @@ The CORSIKA 8 project aims to develop a versatile and modern framework for parti |
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### Validation of Electromagnetic Showers in CORSIKA 8
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### Validation of Electromagnetic Showers in CORSIKA 8
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The air shower simulation code CORSIKA has served as a key
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The air shower simulation code CORSIKA has served as a key
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part of the simulation chain for numerous astroparticle physics
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part of the simulation chain for numerous astroparticle physics
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experiments over the decades. Due to retirement of the original
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experiments over the past decades. Due to retirement of the original
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developers and the increasingly difficult maintenance of the monolithic
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developers and the increasingly difficult maintenance of the monolithic
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Fortran code of CORSIKA, a new air shower simulation framework has been
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Fortran code of CORSIKA, a new air shower simulation framework has been
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developed over the course of the last years in C++, called CORSIKA 8.
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developed over the course of the last years in C++, called CORSIKA 8.
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... | @@ -52,7 +52,7 @@ Besides the hadronic and muonic component, the electromagnetic component |
... | @@ -52,7 +52,7 @@ Besides the hadronic and muonic component, the electromagnetic component |
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is one of the key constituents of an air shower. The cascade producing
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is one of the key constituents of an air shower. The cascade producing
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the electromagnetic component of an air shower is driven by
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the electromagnetic component of an air shower is driven by
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bremsstrahlung and photoproduction of electron-positron pairs. At
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bremsstrahlung and photoproduction of electron-positron pairs. At
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ultrahigh energies or large densities, the bremsstrahlung and pair
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ultrahigh energies or in media with large densities, the bremsstrahlung and pair
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production processes are suppressed by the Landau-Pomeranchuk-Migdal
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production processes are suppressed by the Landau-Pomeranchuk-Migdal
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(LPM) effect, which leads to more elongated showers compared to showers
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(LPM) effect, which leads to more elongated showers compared to showers
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without the LPM suppression. Furthermore, photons at higher energies can
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without the LPM suppression. Furthermore, photons at higher energies can
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... | @@ -60,7 +60,7 @@ produce muon pairs or interact hadronically with nucleons in the target |
... | @@ -60,7 +60,7 @@ produce muon pairs or interact hadronically with nucleons in the target |
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medium, producing a muon component in electromagnetic air showers.
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medium, producing a muon component in electromagnetic air showers.
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In this contribution, we compare electromagnetic showers simulated with
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In this contribution, we compare electromagnetic showers simulated with
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the latest Fortran version of CORSIKA and CORSIKA 8. While earlier
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the latest Fortran version of CORSIKA and CORSIKA 8, which uses the library PROPOSAL for the electromagnetic component. While earlier
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validations of CORSIKA 8 electromagnetic showers focused on showers of
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validations of CORSIKA 8 electromagnetic showers focused on showers of
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lower energy, the recent implementation of the LPM effect, photo pair
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lower energy, the recent implementation of the LPM effect, photo pair
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production of muons, and of photohadronic interactions allows now to
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production of muons, and of photohadronic interactions allows now to
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