Amplitude of the usual cosmic ray diurnal and enhanced anisotropies: Implications for the observed magnitude, timing, and ranking of Forbush decreases
O Okike - The Astrophysical Journal, 2021 - iopscience.iop.org
Cosmic ray (CR) diurnal anisotropy and Forbush decreases (FDs), as well as the
relationship between them, have received considerable study. Several astrophysicists have …
relationship between them, have received considerable study. Several astrophysicists have …
A preliminary investigation of the empirical relationship between small-amplitude Forbush Decreases and solar wind disturbances
High-magnitude (amplitude) Forbush decreases (FDs) are generally employed by
researchers investigating the solar-terrestrial connection mechanisms. Although it has been …
researchers investigating the solar-terrestrial connection mechanisms. Although it has been …
A comparison of catalogues of Forbush decreases identified from individual and a network of neutron monitors: a critical perspective
Short-term rapid depressions in Galactic cosmic ray (GCR) flux, historically referred to as
Forbush decreases (FDs), have long been recognized as important events in the …
Forbush decreases (FDs), have long been recognized as important events in the …
Testing the effect of solar wind parameters and geomagnetic storm indices on Galactic cosmic ray flux variation with automatically-selected Forbush decreases
JA Alhassan, O Okike… - Research in Astronomy …, 2021 - iopscience.iop.org
Forbush decrease (FD), discovered by Scott E. Forbush about 80 years ago, is referred to as
the non-repetitive short-term depression in Galactic cosmic ray (GCR) flux, presumed to be …
the non-repetitive short-term depression in Galactic cosmic ray (GCR) flux, presumed to be …
Testing the simultaneity of Forbush decreases with algorithm-selected Forbush event catalogue
Accurate detection and precise timing of transient events such as X-ray photons, γ-ray burst,
coronal mass ejections (CMEs), ground-level enhancements (GLEs) and Forbush …
coronal mass ejections (CMEs), ground-level enhancements (GLEs) and Forbush …
Effect of solar wind disturbances on small-amplitude simultaneous Forbush events during solar cycle 23
The transient and rapid reduction in galactic cosmic ray (GCR) flux intensity, commonly
referred to as Forbush decrease (FD), is widely used as a mediator variable in searching for …
referred to as Forbush decrease (FD), is widely used as a mediator variable in searching for …
The Frequency‐Domain Characterization of Cosmic Ray Intensity Variations Before Forbush Decreases Associated With Geomagnetic Storms
Q Ye, C Wang, F He, B Xue, X Zhang - Space Weather, 2022 - Wiley Online Library
Nonrecurrent geomagnetic storms caused by Coronal Mass Ejection (CME) can induce
serious impacts on space‐and ground‐based equipment. However, these nonrecurrent …
serious impacts on space‐and ground‐based equipment. However, these nonrecurrent …
Empirical implications of location-dependent cosmic ray diurnal anisotropy on small-amplitude Forbush decreases
O Okike, FM Menteso - The European Physical Journal Plus, 2024 - epjplus.epj.org
Forbush decreases (FDs) are one of the most spectacular phenomena in the time-intensity
changes of cosmic ray (CR) flux. They play a crucial role in space-weather predictions. Their …
changes of cosmic ray (CR) flux. They play a crucial role in space-weather predictions. Their …
On the variation of small-amplitude Forbush decreases with solar-geomagnetic parameters
Detection of weak signals remains challenging in astrophysics. This is particularly
applicable in the investigation of Forbush events. There is thus, a paucity of catalogs of small …
applicable in the investigation of Forbush events. There is thus, a paucity of catalogs of small …
Analysis of ground level enhancement events of 1989 September 29; 2001 April 15 and 2005 January 20
RE Ugwoke, AA Ubachukwu, JO Urama… - … in Astronomy and …, 2022 - iopscience.iop.org
We present the results of analyses of the ground level enhancements (GLEs) of cosmic ray
(CR) events on 1989 September 29; 2001 April 15 and 2005 January 20. This involves …
(CR) events on 1989 September 29; 2001 April 15 and 2005 January 20. This involves …