Results 41 to 50 of about 262,752 (289)

Probing the Galactic cosmic ray flux with submillimeter and gamma ray data [PDF]

open access: yes, 2008
The study of Galactic diffuse $\gamma$ radiation combined with the knowledge of the distribution of the molecular hydrogen in the Galaxy offers a unique tool to probe the cosmic ray flux in the Galaxy.
A. Kawamura   +10 more
core   +1 more source

FRONTIERS IN COSMIC RAYS [PDF]

open access: yesThe Tenth Marcel Grossmann Meeting, 2006
20 pages, 8 eps figures. Rapporteur Review of the Parallel Session: High Energy Astrophysics 2; to appear in Proceedings of the Tenth Marcel Grossmann Meeting on General Relativity, edited by M. Novello, S. Perez-Bergliaffa and R. Ruffini, World Scientific, Singapore, 2005. (MGX Rio de Janeiro, Brazil, July, 2003)
Charles D. Dermer   +2 more
openaire   +3 more sources

Southern Hemisphere Observations of a $10^{18}$eV Cosmic Ray Source Near the Direction of the Galactic Centre [PDF]

open access: yes, 2000
We report on an analysis of data from the southern hemisphere SUGAR cosmic ray detector. We confirm the existence of an excess of $10^{18}$eV cosmic rays from a direction close to the Galactic Centre, first reported by the AGASA group.
B.R. Dawson   +11 more
core   +2 more sources

Quality Control of High-Speed Photon Detectors [PDF]

open access: yesEPJ Web of Conferences, 2019
High-speed-photon detectors are some of the most important tools for observations of high energy cosmic rays. As technologies of photon detectors and their read-out electronics improved rapidly, the time resolution of some cosmic ray detectors became ...
Inome Yusuke   +9 more
doaj   +1 more source

Cosmic ray astronomy [PDF]

open access: yesNew Journal of Physics, 2009
27 pages, 3 figures, review to appear in New Journal of Physics [Focus Issue]
Paul Sommers, S. Westerhoff
openaire   +3 more sources

Status and prospects of the TAx4 experiment [PDF]

open access: yesEPJ Web of Conferences, 2019
The TAx4 experiment is a project to observe highest energy cosmic rays by expanding the detection area of the TA experiment with newly constructed surface detectors (SDs) and fluorescence detectors (FDs).
Kido Eiji
doaj   +1 more source

Propagation in 3D spiral-arm cosmic-ray source distribution models and secondary particle production using PICARD

open access: yes, 2015
We study the impact of possible spiral-arm distributions of Galactic cosmic-ray sources on the flux of various cosmic-ray nuclei throughout our Galaxy. We investigate model cosmic-ray spectra at the nominal position of the sun and at different positions ...
Kissmann, Ralf   +3 more
core   +1 more source

Multiple production up to √s = 13 TeV with the generator GHOST adapted to cosmic ray simulation

open access: yesEPJ Web of Conferences, 2017
The model HDPM of CORSIKA has been updated and developed on the base of the recent measurements by LHCb, CMS, TOTEM... The new model GHOST involving a 4-source production reproduces correctly the pseudorapidity distributions of charged secondaries and ...
Capdevielle Jean-Noël   +3 more
doaj   +2 more sources

Hadronic interaction studied by TA [PDF]

open access: yesEPJ Web of Conferences, 2019
Two studies by the Telescope Array group related to the hadronic interaction observed with Extensive Air Showers are reviewed. (1) Inelastic p-air cross section σp−airinel=567.0±70.5 [stat]−25+29[sys] mb$ \sigma _{p - air}^{inel} = 567.0 \pm 70.5\,[{\rm{
Sako Takashi
doaj   +1 more source

CHAMP cosmic rays [PDF]

open access: yesJournal of Cosmology and Astroparticle Physics, 2019
We study interactions of cosmological relics, $X$, of mass $m$ and electric charge $qe$ in the galaxy, including thermalization with the interstellar medium, diffusion through inhomogeneous magnetic fields and Fermi acceleration by supernova shock waves.
David Dunsky   +2 more
openaire   +4 more sources

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