Articles with "cosmic ray" as a keyword



The radio continuum perspective on cosmic-ray transport in external galaxies

Sign Up to like & get
recommendations!
Published in 2021 at "Astrophysics and Space Science"

DOI: 10.1007/s10509-021-04026-1

Abstract: Radio continuum observations of external galaxies provide us with an excellent outside view on the distribution of cosmic-ray electrons in the disc and halo. In this review, we summarise the current state of what we… read more here.

Keywords: cosmic ray; radio continuum; external galaxies; radio ... See more keywords
Photo from archive.org

Thermal Impact of Cosmic Ray Interaction with an X-Ray Microcalorimeter Array

Sign Up to like & get
recommendations!
Published in 2020 at "Journal of Low Temperature Physics"

DOI: 10.1007/s10909-020-02337-1

Abstract: The X-ray Integral Field Unit (X-IFU) instrument on the Athena mission will be positioned at the Lagrangian point L2 and be subject to cosmic rays generated by astrophysics sources, primarily relativistic protons. Previous simulations have… read more here.

Keywords: array; energy; thermal impact; cosmic ray ... See more keywords

Spectral Analysis of Solar and Geomagnetic Parameters in Relation to Cosmic-ray Intensity for the Time Period 1965 – 2018

Sign Up to like & get
recommendations!
Published in 2019 at "Solar Physics"

DOI: 10.1007/s11207-019-1403-0

Abstract: Spectral analysis of solar and geomagnetic parameters as well as of cosmic-ray intensity was performed aiming to identify possible new periodicities and confirm the well-known ones. Specifically, short-, mid-, and long-term periodicities of these parameters… read more here.

Keywords: ray intensity; period; cosmic ray; index ... See more keywords

An Extended Study of the Precursory Signs of Forbush Decreases: New Findings over the Years 2008 – 2016

Sign Up to like & get
recommendations!
Published in 2019 at "Solar Physics"

DOI: 10.1007/s11207-019-1461-3

Abstract: In spite of the fact that the current Solar Cycle 24 is close to its end now, it is a less active Solar Cycle, during its time period (2008 – 2016) and a lot of Forbush decreases… read more here.

Keywords: precursory; 2008 2016; extended study; forbush decreases ... See more keywords
Photo from wikipedia

Spectral Analysis of Forbush Decreases Using a New Yield Function

Sign Up to like & get
recommendations!
Published in 2020 at "Solar Physics"

DOI: 10.1007/s11207-020-01679-z

Abstract: The Forbush decreases of the cosmic ray intensity observed on 24 December 2014 and on 8 September 2017 were chosen for cosmic ray spectral analysis. At first an analytical study of the solar and geomagnetic… read more here.

Keywords: forbush decreases; spectral analysis; cosmic ray; function ... See more keywords

The Instantaneous Response of the Geomagnetic Field, Near-Earth IMF, and Cosmic-Ray Intensity to Solar Flares

Sign Up to like & get
recommendations!
Published in 2024 at "Solar Physics"

DOI: 10.1007/s11207-024-02257-3

Abstract: We show using superposed epoch analysis (SEA) that the most energetic protons (>60 MeV\documentclass[12pt]{minimal} \usepackage{amsmath} \usepackage{wasysym} \usepackage{amsfonts} \usepackage{amssymb} \usepackage{amsbsy} \usepackage{mathrsfs} \usepackage{upgreek} \setlength{\oddsidemargin}{-69pt} \begin{document}$>60\text{ MeV}$\end{document}) in the near-Earth interplanetary magnetic field (IMF) have a peak almost… read more here.

Keywords: cosmic ray; field; response; near earth ... See more keywords

Periodic Variation of Anomalous Cosmic Ray Oxygen During Solar Cycles 23 and 24

Sign Up to like & get
recommendations!
Published in 2025 at "Solar Physics"

DOI: 10.1007/s11207-024-02420-w

Abstract: We investigate the evolution of the Rieger periodicity at 152 – 156 days, the 27-day synodic rotation period as well as the 13.5- and 9-day harmonic periodicities in anomalous cosmic ray (ACR) oxygen (O) fluxes at the… read more here.

Keywords: cosmic ray; oxygen; acr oxygen; anomalous cosmic ... See more keywords
Photo from archive.org

Entering the cosmic ray precision era

Sign Up to like & get
recommendations!
Published in 2018 at "Journal of Astrophysics and Astronomy"

DOI: 10.1007/s12036-018-9532-7

Abstract: Here we outline some recent activities in the theory and phenomenology of Galactic cosmic rays, in the light of the great precision of direct cosmic ray measurements reached in the last decade. In the energy… read more here.

Keywords: entering cosmic; ray precision; cosmic ray; precision era ... See more keywords

Reconstruction of cosmic ray air shower core location at SURA experiment

Sign Up to like & get
recommendations!
Published in 2024 at "Journal of Astrophysics and Astronomy"

DOI: 10.1007/s12036-025-10098-0

Abstract: The Semnan University Radio Array (SURA) is a self-triggered radio array located on the roof of the Physics Faculty at Semnan University in Iran. It is designed to detect radio emissions from air showers generated… read more here.

Keywords: cosmic ray; air; array; core location ... See more keywords

Study on angular variation of cosmic ray secondary particles with atmospheric depth using CORSIKA code

Sign Up to like & get
recommendations!
Published in 2017 at "Indian Journal of Physics"

DOI: 10.1007/s12648-016-0913-y

Abstract: The distribution of the secondary cosmic ray charged particles in the atmosphere as a function of zenith angle of the primary particle depends on various factors such as atmospheric depth, latitude and longitude of the… read more here.

Keywords: depth; atmospheric depth; cosmic ray; zenith angle ... See more keywords

Cosmic ray intensity increases during high solar activity period for the solar cycles 22 and 23

Sign Up to like & get
recommendations!
Published in 2019 at "Indian Journal of Physics"

DOI: 10.1007/s12648-018-1284-3

Abstract: The varying solar output is affected by the Sun’s activity and associated phenomena. Predictions of solar and geomagnetic activity are important for various technologies, including the operation of low-earth-orbiting satellites, electric power transmission grids, geophysical… read more here.

Keywords: physics; cosmic ray; activity; solar cycles ... See more keywords