Results 81 to 90 of about 262,752 (289)

A Discussion on the Origin of the Sub-PeV Galactic Gamma-Ray Emission

open access: yesThe Astrophysical Journal
Galactic diffuse gamma-ray flux measured by the Tibet AS γ experiment and the total Galactic gamma-ray flux measured by the Large High Altitude Air Shower Observatory (LHAASO) are found to be consistent, within the statistical and systematic ...
S. Kato   +18 more
doaj   +1 more source

Radiation Dosimetry Estimations in the Venusian Atmosphere during Different Periods of Solar Activity

open access: yesUniverse, 2022
The new space era has expanded the exploration of other planets of our solar system. In this work, radiation quantities are estimated in the Venusian atmosphere using the software tool DYASTIMA/DYASTIMA-R, such as the energy deposit and the ambient dose ...
Anastasia Tezari   +8 more
doaj   +1 more source

Anomalous cosmic rays [PDF]

open access: yesAIP Conference Proceedings, 2013
We review the observed properties of anomalous cosmic rays and the present status of our knowledge of the processes by which they originate. We compiled a comprehensive set of ACR energy spectral data from various spacecraft throughout the heliosphere during the passes of Ulysses over the poles of the Sun and present first results of a detailed ...
Cummings, Alan C., Stone, Edward C.
openaire   +4 more sources

Cosmic rays from supernova remnants and superbubbles

open access: yes, 2018
Recent high energy gamma-ray observations of both single supernova remnants and superbubbles, together with observations of supernovae, star formation regions, and local cosmic ray composition, now provide an integrated framework tying together the ...
Lingenfelter, Richard E.
core   +1 more source

Symmetry Breaking of Molecules Triggered by Chiral Inorganic Nanostructures Without Organic Components

open access: yesAdvanced Science, EarlyView.
Chiral nano‐inorganics, free of organic chiral ligands, provide a novel platform to direct symmetry breaking in molecular systems, through inorganic‐to‐organic chirality transfer via enantiospecific inorganic–organic interactions, circularly polarized light, and electron spin‐driven enantiopreferential reactions governed by chiral‐induced spin ...
Tao Yao   +3 more
wiley   +1 more source

On the Source Contribution to the Galactic Diffuse Gamma Rays above 398 TeV Detected by the Tibet ASγ Experiment

open access: yesThe Astrophysical Journal Letters
Potential contribution from gamma-ray sources to the Galactic diffuse gamma rays observed above 100 TeV (sub-PeV energy range) by the Tibet AS γ experiment is an important key to interpreting recent multimessenger observations.
S. Kato   +10 more
doaj   +1 more source

Astrospheres and Cosmic Rays [PDF]

open access: yesJournal of Physics: Conference Series, 2019
Paper for ECRS-2018, to be published.
A. Sadovski, A. Struminsky
openaire   +3 more sources

Molecular Clouds as Cosmic Ray Laboratories

open access: yes, 2011
We will here discuss how the gamma-ray emission from molecular clouds can be used to probe the cosmic ray flux in distant regions of the Galaxy and to constrain the highly unknown cosmic ray diffusion coefficient. In particular we will discuss the GeV to
Aharonian, Felix A.   +11 more
core   +1 more source

Unlocking the Interaction Mechanism of CNTs and C‐S‐H on Enhancing Elastic and Viscoelastic Properties of Alite Paste

open access: yesAdvanced Science, EarlyView.
This study explores carbon nanotubes’ (CNTs) role in enhancing alite paste’ elasticity and viscoelasticity. Experimental and simulation results reveal that CNTs weakly influence nucleation but significantly refine C‐S‐H gel structure and calcium hydroxide distribution.
Xi Chen   +6 more
wiley   +1 more source

Estimation of Radiation Exposure for Various Flights from Athens International Airport

open access: yesAtmosphere
In recent decades, the exposure of aviation crews and passengers to cosmic radiation has been progressively increasing due to the growing need of flights.
Anastasia Tezari   +9 more
doaj   +1 more source

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