Results 11 to 20 of about 2,991,307 (240)

Research on Cosmic Rays and Their Impact on Human Activities [PDF]

open access: yes, 2022
The galactic cosmic–ray spectrum extends over 14 orders of magnitudes in energy and about 12 orders of magnitude in intensity, and it can be studied using two different methods: via the “direct detection” of the primary cosmic rays in space or at high ...

core   +2 more sources

Assessment of neutrons from secondary cosmic rays at mountain altitudes – Geant4 simulations of environmental parameters including soil moisture and snow cover [PDF]

open access: yesThe Cryosphere, 2021
Ground-based measurements of neutrons from secondary cosmic rays are affected by environmental parameters, particularly hydrogen content in soil. To investigate the impact of these parameters, in particular snow cover, Geant4 Monte Carlo simulations were
T. Brall   +3 more
doaj   +1 more source

Latest results from the DAMPE space mission [PDF]

open access: yesEPJ Web of Conferences, 2023
The space-based DAMPE (DArk Matter Particle Explorer) particle detector has been taking data for more than 7 years since its successful launch in December 2015.
Cagnoli Irene   +2 more
doaj   +1 more source

Opening Remarks ~ Prospects of very high energy cosmic ray interactions for astroparticle physics [PDF]

open access: yesEPJ Web of Conferences, 2019
Hadronic interactions of very high energy cosmic rays have been studied in various aspects of motivation. In recent decades, mainly motivated by air shower experiments, modelling of very high energy cosmic ray interactions have been greatly improved ...
Itow Yoshitaka
doaj   +1 more source

Cosmic rays, aerosol formation and cloud-condensation nuclei: sensitivities to model uncertainties [PDF]

open access: yesAtmospheric Chemistry and Physics, 2011
The flux of cosmic rays to the atmosphere has been reported to correlate with cloud and aerosol properties. One proposed mechanism for these correlations is the "ion-aerosol clear-air" mechanism where the cosmic rays modulate atmospheric ion ...
E. J. Snow-Kropla   +3 more
doaj   +1 more source

Secondary Antiprotons and Propagation of Cosmic Rays in the Galaxy and Heliosphere [PDF]

open access: yesThe Astrophysical Journal, 2002
High-energy collisions of cosmic-ray nuclei with interstellar gas are believed to be the mechanism producing the majority of cosmic ray antiprotons. Due to the kinematics of the process they are created with a nonzero momentum; the characteristic spectral shape with a maximum at ~2 GeV and a sharp decrease towards lower energies makes antiprotons a ...
Moskalenko, I.   +3 more
openaire   +3 more sources

Modeling Meteorological Effects on Cosmic Ray Muons Utilizing Multivariate Analysis

open access: yesSpace Weather, 2021
Correction of meteorological effects on muon component of secondary cosmic rays significantly extends the usability of muon monitors. We propose a new data driven empirical method for correction of meteorological effects on muon component of secondary ...
M. Savić   +7 more
doaj   +1 more source

Ultra High Energy Cosmic Rays: Origin, Composition and Spectrum [PDF]

open access: yesEPJ Web of Conferences, 2019
The physics of Ultra High Energy Cosmic Rays will be reviewed, discussing the latest experimental results and theoretical models aiming at explaining the observations in terms of spectra, mass composition and possible sources.
Aloisio Roberto
doaj   +1 more source

Measurement of Ultra-High Energy Cosmic Rays with CHICOS [PDF]

open access: yes, 2009
The California HIgh school Cosmic ray ObServatory (CHICOS) is a ground-based scintillator array designed to measure the extended air showers of ultra-high energy cosmic rays. The goal of the project is to gain insight into the origin of ultra-high energy
Brobeck, Elina
core   +1 more source

Giant Molecular Clouds as probes of of Galactic Cosmic Rays with Fermi-LAT [PDF]

open access: yesEPJ Web of Conferences, 2019
Direct measurements of Cosmic Rays (CRs) can not extend much further than the Solar System. In order to probe the so-called “sea” of Galactic Cosmic Rays, one should rely on secondary emission.
Peron Giada   +4 more
doaj   +1 more source

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