M. Orcinha
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View article: Understanding variations of galactic energetic particles in the heliosphere: modelling and radiation hazard assessment
Understanding variations of galactic energetic particles in the heliosphere: modelling and radiation hazard assessment Open
The intensity and energy spectrum of energetic charged radiation in the heliosphere are significantly influenced by solar activity. This phenomenon is known as solar modulation of galactic cosmic rays. As interplanetary travel becomes a re…
View article: Simulation of Galactic Cosmic Ray Proton Fluxes With the Daily Modulation Parameter: Validation With AMS‐02 Data for 2011–2019
Simulation of Galactic Cosmic Ray Proton Fluxes With the Daily Modulation Parameter: Validation With AMS‐02 Data for 2011–2019 Open
The flux of galactic cosmic rays (GCRs) is modulated by solar activity on different time scales. This is often described with the force‐field approximation via the single variable parameters of the modulation parameter, which formally corr…
View article: Cross-correlation analysis for cosmic ray flux forecasting
Cross-correlation analysis for cosmic ray flux forecasting Open
The study presents an effective approach for deriving and utilizing polarity-based cross-correlation functions to forecast Galactic Cosmic Ray (GCR) fluxes based on solar activity proxies. By leveraging a universal correlation framework ca…
View article: An effective and predictive model for the long-term variations of Cosmic Rays in the Heliosphere"
An effective and predictive model for the long-term variations of Cosmic Rays in the Heliosphere" Open
Investigating the connection between solar variability and energetic radiation in the heliosphere is of fundamental importance for assessing radiation exposure and associated risks in space missions.Our research focuses on the solar modula…
View article: Daily heliospheric modulation potential (V23) and modelled GCR dataset compared to space measurements of the GCR energy spectrum.
Daily heliospheric modulation potential (V23) and modelled GCR dataset compared to space measurements of the GCR energy spectrum. Open
The activity of the Sun modulates the fluxes of galactic cosmic rays arriving at Earth. This heliospheric modulation of cosmic rays is often quantified by the modulation potential, which describes the average energy loss of particles durin…
View article: Testing Diffusion of Cosmic Rays in the Heliosphere with Proton and Helium Data from AMS
Testing Diffusion of Cosmic Rays in the Heliosphere with Proton and Helium Data from AMS Open
After six years of continuous observations in space, the Alpha Magnetic Spectrometer experiment has released new data on the temporal evolution of the proton and helium fluxes in cosmic rays. These data revealed that the ratio between prot…
View article: Testing diffusion of cosmic rays in the heliosphere with p/He data from AMS
Testing diffusion of cosmic rays in the heliosphere with p/He data from AMS Open
After six years of continuous observations in space, the Alpha Magnetic Spectrometer experiment has released new data on the temporal evolution of the proton and helium fluxes in cosmic rays. These data revealed that the ratio between prot…
View article: Evidence for a Time Lag in Solar Modulation of Galactic Cosmic Rays
Evidence for a Time Lag in Solar Modulation of Galactic Cosmic Rays Open
The solar modulation effect of cosmic rays in the heliosphere is an energy-, time-, and particle-dependent phenomenon that arises from a combination of basic particle transport processes such as diffusion, convection, adiabatic cooling, an…