Results 11 to 20 of about 46,447 (277)

SUPERDIFFUSION OF COSMIC RAYS: IMPLICATIONS FOR COSMIC RAY ACCELERATION [PDF]

open access: yesThe Astrophysical Journal, 2014
18 pages, 6 figures, erratum in eqs.(12,13) and table 1 included, ApJ ...
Lazarian, A., Yan, Huirong
openaire   +2 more sources

Is non-particle dark matter equation of state parameter evolving with time?

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
Recently, the so-called Hubble Tension, i.e. the mismatch between the local and the cosmological measurements of the Hubble parameter, has been resolved when non-particle dark matter is considered which has a negative equation of state parameter ...
Souvik Ghose, Arunava Bhadra
doaj   +1 more source

An interacting molecular cloud scenario for production of gamma-rays and neutrinos from MAGIC J1835-069, and MAGIC J1837-073

open access: yesEuropean Physical Journal C: Particles and Fields, 2021
Recently the MAGIC telescope observed three TeV gamma-ray extended sources in the galactic plane in the neighborhood of radio SNR G24.7+0.6. Among them, the PWN HESS J1837-069 was detected earlier by the HESS observatory during its first galactic plane ...
Prabir Banik, Arunava Bhadra
doaj   +1 more source

Cosmic ray mass composition measurement with the TALE hybrid detector [PDF]

open access: yesEPJ Web of Conferences, 2023
The Telescope Array (TA) located in the State of Utah in the US is the largest ultra-high energy cosmic rays observatory in the northern hemisphere.
Fujita Keitaro
doaj   +1 more source

Investigating an angular correlation between nearby starburst galaxies and UHECRs with the Telescope Array experiment [PDF]

open access: yesEPJ Web of Conferences, 2019
The arrival directions of cosmic rays detected by the Pierre Auger Observatory (Auger) with energies above 39 EeV were recently reported to correlate with the positions of 23 nearby starburst galaxies (SBGs): in their best-fit model, 9.7% of the cosmic ...
di Matteo Armando   +2 more
doaj   +1 more source

Design and operation of a 1500-m laser strainmeter installed at an underground site in Kamioka, Japan

open access: yesEarth, Planets and Space, 2017
A laser strainmeter with a 1500-m baseline was constructed at an underground site in Kamioka, Gifu Prefecture, Japan, and has been operating since August 2016. The laser interferometer measures the change in distance between two retroreflectors housed in
Akito Araya   +8 more
doaj   +1 more source

Muon g − 2 in gauge mediation without SUSY CP problem

open access: yesJournal of High Energy Physics, 2021
We discuss gauge mediated supersymmetry breaking models which explain the observed muon anomalous magnetic moment and the Higgs boson mass simultaneously.
Masahiro Ibe   +3 more
doaj   +1 more source

ARE THERE STRANGELETS IN COSMIC RAYS? [PDF]

open access: yesInternational Journal of Modern Physics A, 2005
Assuming that cosmic rays entering the Earth's atmosphere contain a small admixture of nuggets of strange quark matter in form of strangelets one can explain a number of apparently "strange" effects observed in different cosmic rays experiments.
Rybczynski, M., Wlodarczyk, Z., Wilk, G.
openaire   +2 more sources

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

On stability of fermionic superconducting current in cosmic string

open access: yesJournal of High Energy Physics, 2021
Recently, the chiral superconductivity of the cosmic string in the axion model has gathered attention. The superconductive nature can alter the standard understanding of the cosmology of the axion model.
Masahiro Ibe   +3 more
doaj   +1 more source

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