F. Berrilli
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View article: Modeling Decadal and Centennial Solar UV IrradianceChanges
Modeling Decadal and Centennial Solar UV IrradianceChanges Open
Reconstructions of solar spectral irradiance—especially in the ultraviolet (UV) range—are crucial for understanding Earth’s climate system. Although total solar irradiance (TSI) has been thoroughly investigated, the spectral composition of…
View article: Italian research and development in space weather and space climate: a state-of-the-art overview
Italian research and development in space weather and space climate: a state-of-the-art overview Open
This article presents a concise overview of research developments and advancements in space weather and space climate, with a specific focus on the significant contributions made by members of the Italian Space Weather Community (SWICo). W…
View article: ASR: Archival Solar Flares Catalog
ASR: Archival Solar Flares Catalog Open
Solar flares result from the rapid conversion of stored magnetic energy within the Sun’s corona. These energy releases are associated with coronal magnetic loops, which are rooted in dense photospheric plasma and are passively transported …
View article: Umbral oscillations in the photosphere. A comprehensive statistical study
Umbral oscillations in the photosphere. A comprehensive statistical study Open
It is well-known that the global acoustic oscillations of the Sun's atmosphere can excite resonance modes within large-scale magnetic concentrations. These structures are conduits of energy between the different layers of the solar atmosph…
View article: Investigating the Temperature Sensitivity of UV Line Ratios in the 280 nm Region of Solar-like Stars
Investigating the Temperature Sensitivity of UV Line Ratios in the 280 nm Region of Solar-like Stars Open
Stellar UV spectra are fundamental diagnostics of physical and magnetic properties of stars. For instance, lines like Mg ii at 280 nm serve as valuable indicators of stellar activity, providing insights into the activity levels of Sun-like…
View article: Solar cubE onE: a smallsat to explore the complexity of solar flares and monitor solar peak activity
Solar cubE onE: a smallsat to explore the complexity of solar flares and monitor solar peak activity Open
View article: The dynamics of small-scale magnetic fields modulated by the solar cycle
The dynamics of small-scale magnetic fields modulated by the solar cycle Open
In addition to sunspots, which represent the most easily visualized manifestation of solar magnetism, cutting-edge observations of the solar atmosphere have uncovered a plethora of magnetic flux tubes, down to the resolving power of modern…
View article: The dynamics of small-scale magnetic fields modulated by the solar cycle
The dynamics of small-scale magnetic fields modulated by the solar cycle Open
In addition to sunspots, the most easily visualized manifestation of solar magnetism, cutting-edge observations of the solar atmosphere have uncovered a plethora of magnetic flux tubes, down to the resolving power of modern high-resolution…
View article: SoFT: Detecting and tracking magnetic structures in the solar photosphere
SoFT: Detecting and tracking magnetic structures in the solar photosphere Open
In this work, we present Solar Feature Tracking, a novel feature-tracking tool developed in Python and designed to detect, identify, and track magnetic elements in the solar atmosphere. It relies on a watershed segmentation algorithm to ef…
View article: SoFT: Detecting and Tracking Magnetic Structures in the Solar Photosphere
SoFT: Detecting and Tracking Magnetic Structures in the Solar Photosphere Open
In this work, we present SoFT: Solar Feature Tracking, a novel feature-tracking tool developed in Python and designed to detect, identify, and track magnetic elements in the solar atmosphere. It relies on a watershed segmentation algorithm…
View article: Reconstruction of the Total Solar Irradiance During the Last Millennium
Reconstruction of the Total Solar Irradiance During the Last Millennium Open
Solar irradiance variations across various timescales, from minutes to centuries, represent a potential natural driver of past regional and global climate cold phases. To accurately assess the Sun’s effect on climate, particularly during p…
View article: Reconstruction of the Total Solar Irradiance during the last Millenium
Reconstruction of the Total Solar Irradiance during the last Millenium Open
Solar irradiance variations across various timescales, from minutes to centuries, represents a potential natural driver of past regional and global climate cold phases. To accurately assess the Sun's effect on climate, particularly during …
View article: Unexpected frequency of horizontal oscillations of magnetic structures in the solar photosphere
Unexpected frequency of horizontal oscillations of magnetic structures in the solar photosphere Open
It is well known that the dominant frequency of oscillations in the solar photosphere is $\approx$3 mHz, which is the result of global resonant modes pertaining to the whole stellar structure. However, analyses of the horizontal motions of…
View article: Magnetic Imbalance at Supergranular Scale: A Driving Mechanism for Coronal Hole Formation
Magnetic Imbalance at Supergranular Scale: A Driving Mechanism for Coronal Hole Formation Open
Unraveling the intricate interplay between the solar photosphere’s magnetic field and the dynamics of the upper solar atmosphere is paramount to understanding the organization of solar magnetic fields and their influence on space weather e…
View article: Unexpected frequency of horizontal oscillations of magnetic structures in the solar photosphere
Unexpected frequency of horizontal oscillations of magnetic structures in the solar photosphere Open
It is well known that the dominant frequency of oscillations in the solar photosphere is ≈3 mHz, which is the result of global resonant modes pertaining to the whole stellar structure. However, analyses of the horizontal motions of nearly …
View article: Scaling Properties of Magnetic Field Fluctuations in the High-Latitude Ionosphere
Scaling Properties of Magnetic Field Fluctuations in the High-Latitude Ionosphere Open
Space plasma turbulence plays a relevant role in several plasma environments, such as solar wind and the Earth’s magnetosphere–ionosphere system, and is essential for describing their complex coupling. This interaction gives rise to variou…
View article: Magnetic Imbalance at Supergranular scale: A Driving Mechanism for Coronal Hole Formation
Magnetic Imbalance at Supergranular scale: A Driving Mechanism for Coronal Hole Formation Open
Unraveling the intricate interplay between the solar photosphere's magnetic field and the dynamics of the upper solar atmosphere is paramount to understanding the organization of solar magnetic fields and their influence on space weather e…
View article: Organization scale of photospheric magnetic imbalance in coronal holes
Organization scale of photospheric magnetic imbalance in coronal holes Open
To investigate the statistical properties of the photospheric magnetic fields underlying coronal holes (CHs) and “normal” coronal regions a classical technique, the signed measure, is used. This technique allows to characterize the scaling…
View article: Prediction of solar cycle 25: applications and comparison
Prediction of solar cycle 25: applications and comparison Open
View article: GPS Loss of Lock Events and Their Dependence on the Interplanetary Magnetic Field Orientation
GPS Loss of Lock Events and Their Dependence on the Interplanetary Magnetic Field Orientation Open
The study investigates the influence of interplanetary magnetic field (IMF) orientation on loss of lock (LoL) events in Global Positioning System signals. We analyzed LoLs recorded on two Swarm satellites between July 2014 and December 202…
View article: Decomposing solar and geomagnetic activity and seasonal dependencies to examine the relationship between GPS loss of lock and ionospheric turbulence
Decomposing solar and geomagnetic activity and seasonal dependencies to examine the relationship between GPS loss of lock and ionospheric turbulence Open
View article: Statistical analysis of CME-flare relationship in Solar Cycle 24
Statistical analysis of CME-flare relationship in Solar Cycle 24 Open
The prediction of both solar flares and coronal mass ejections is of paramount importance for the impact of space weather on our technology-based society. We revise the statistics of CME-flare relationship on Solar Cycle 24 using the…
View article: The relation between GPS loss of locks and the Interplanetary Magnetic Field orientation: Swarm observations
The relation between GPS loss of locks and the Interplanetary Magnetic Field orientation: Swarm observations Open
Swarm enabled researchers to investigate the disturbing phenomena that have affected spacecraft transiting in the F-region ionosphere over the last ten years, in addition to the mission's primary scientific goals. Indeed, plasma density ir…
View article: The CAESAR Project for the ASI Space Weather Infrastructure
The CAESAR Project for the ASI Space Weather Infrastructure Open
This paper presents the project Comprehensive spAce wEather Studies for the ASPIS prototype Realization (CAESAR), which aims to tackle the relevant aspects of Space Weather (SWE) science and develop a prototype of the scientific data centr…
View article: A new catalogue of solar flare events from soft X-ray GOES signal in the period 1986–2020
A new catalogue of solar flare events from soft X-ray GOES signal in the period 1986–2020 Open
View article: The First Ground‐Level Enhancement of Solar Cycle 25 as Seen by the High‐Energy Particle Detector (HEPD‐01) on Board the CSES‐01 Satellite
The First Ground‐Level Enhancement of Solar Cycle 25 as Seen by the High‐Energy Particle Detector (HEPD‐01) on Board the CSES‐01 Satellite Open
In this work we present the High‐Energy Particle Detector (HEPD‐01) observations of proton fluxes from space during the 28 October 2021 solar energetic particle event, which produced a ground‐level enhancement on Earth. The event was assoc…
View article: Total Solar Irradiance during the Last Five Centuries
Total Solar Irradiance during the Last Five Centuries Open
The total solar irradiance (TSI) varies on timescales of minutes to centuries. On short timescales it varies due to the superposition of intensity fluctuations produced by turbulent convection and acoustic oscillations. On longer timescale…
View article: Sun CubE OnE: A multi-wavelength synoptic solar micro satellite
Sun CubE OnE: A multi-wavelength synoptic solar micro satellite Open
View article: The European Solar Telescope
The European Solar Telescope Open
The European Solar Telescope (EST) is a project aimed at studying the magnetic connectivity of the solar atmosphere, from the deep photosphere to the upper chromosphere. Its design combines the knowledge and expertise gathered by the Europ…
View article: A Synergic Strategy to Characterize the Habitability Conditions of Exoplanets Hosted by Solar-Type Stars
A Synergic Strategy to Characterize the Habitability Conditions of Exoplanets Hosted by Solar-Type Stars Open
We present a new synergic strategy that merges the potential of asteroseismology with solar space weather/climate techniques in order to characterize solar-like stars and their interaction with hosted exoplanets. The method is based on the…