Results 171 to 180 of about 2,258,607 (385)

Interactions of Cosmic Ray Nuclei [PDF]

open access: yesarXiv, 1994
We present convenient formulae for the energy losses of energetic atomic nuclei over the entire energy range relevant to the physics of cosmic rays. Results are applied to a leaky-box equation with a complete loss term. Thereby we derive the equilibrium spectrum of cosmic rays in various types of galaxies.
arxiv  

Cosmic-ray physics at the South Pole

open access: yesAstroparticle Physics
The geographic South Pole provides unique opportunities to study cosmic particles in the Southern Hemisphere. It represents an optimal location to deploy large-scale neutrino telescopes in the deep Antarctic ice, such as AMANDA or IceCube. In both cases, the presence of an array, constructed to observe extensive air showers, enables hybrid measurements
Soldin, Dennis   +3 more
openaire   +4 more sources

Performing Polarized Raman and Digital Image Correlation Analysis to Understand the Increased Ductility of Microscale Epoxy Materials

open access: yesJournal of Polymer Science, EarlyView.
ABSTRACT The highly cross‐linked (epoxy) matrix material in fiber reinforced polymers has a microscopic volume between fibers and therefore exhibits different mechanical behavior in comparison to standard bulk epoxy samples. It has been found in previous studies that a decreased epoxy gauge volume leads to an increased deformation ability (necking and ...
Janina Mittelhaus   +9 more
wiley   +1 more source

Combining Crystallization‐ and Stereocomplex‐Driven Self‐Assembly for the Selective Loading of Patchy Worm‐Like Core‐Crystalline Micelles

open access: yesJournal of Polymer Science, EarlyView.
ABSTRACT Micelles with a patch‐like microphase‐separated (patchy) corona are of increasing interest as their unique corona structure opens various applications, for example, as emulsion stabilizers, blend compatibilizers, nanoparticle templates for catalysis, or hierarchical self‐assembly.
Roman Schaller   +3 more
wiley   +1 more source

Fragmentation cross-sections and model uncertainties in Cosmic Ray propagation physics [PDF]

open access: yesarXiv, 2015
Abundances and energy spectra of cosmic ray nuclei are being measured with high accuracy by the AMS experiment. These observations can provide tight constraints to the propagation models of galactic cosmic rays. In the view of the release of these data, I present an evaluation of the model uncertainties associated to the cross-sections for secondary ...
arxiv  

PHYSICS OF EXTREMELY HIGH ENERGY COSMIC RAYS [PDF]

open access: green, 2000
X. Bertou   +2 more
openalex   +2 more sources

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