On differentiating multiple types of ULF magnetospheric waves in response to solar wind periodic density structures

S Di Matteo, U Villante, N Viall, L Kepko… - Journal of …, 2022 - Wiley Online Library
Identifying the nature and source of ultra‐low frequencies (ULF) waves (f⪅ 4 mHz) at
discrete frequencies in the Earth's magnetosphere is a complex task. The challenge comes …

Comprehensive analysis of the geoeffective solar event of 21 June 2015: effects on the magnetosphere, plasmasphere, and ionosphere systems

M Piersanti, T Alberti, A Bemporad, F Berrilli, R Bruno… - Solar Physics, 2017 - Springer
A full-halo coronal mass ejection (CME) left the Sun on 21 June 2015 from active region
(AR) NOAA 12371. It encountered Earth on 22 June 2015 and generated a strong …

A large simulation set of geomagnetic storms—Can simulations predict ground magnetometer station observations of magnetic field perturbations?

Q Al Shidi, T Pulkkinen, G Toth, A Brenner… - Space …, 2022 - Wiley Online Library
Abstract We use the Space Weather Modeling Framework Geospace configuration to
simulate a total of 122 storms from the period 2010–2019. With the focus on the storm main …

Magnetic field at geosynchronous orbit during high‐speed stream‐driven storms: Connections to the solar wind, the plasma sheet, and the outer electron radiation belt

JE Borovsky, MH Denton - Journal of Geophysical Research …, 2010 - Wiley Online Library
Superposed‐epoch analysis is performed on magnetic field measurements from five GOES
spacecraft in geosynchronous orbit during 63 high‐speed stream‐driven storms in 1995 …

[HTML][HTML] On some features characterizing the plasmasphere–magnetosphere–ionosphere system during the geomagnetic storm of 27 May 2017

M Pezzopane, A Del Corpo, M Piersanti… - Earth, Planets and …, 2019 - Springer
This paper presents how the magnetosphere–plasmasphere–ionosphere system was
affected as a whole during the geomagnetic storm peaking on 27 May 2017. The …

Adaptive local iterative filtering: A promising technique for the analysis of nonstationary signals

M Piersanti, M Materassi, A Cicone… - Journal of …, 2018 - Wiley Online Library
Many real‐life signals and, in particular, in the space physics domain, exhibit variations
across different temporal scales. Hence, their statistical momenta may depend on the time …

Geoelectric field evaluation during the September 2017 geomagnetic storm: MA. I. GIC. model

M Piersanti, S Di Matteo, BA Carter, J Currie… - Space …, 2019 - Wiley Online Library
The space environment near Earth is constantly subjected to changes in the solar wind flow
generated at the Sun. Examples of this variability are the occurrence of powerful solar …

The response of high latitude ionosphere to the 2015 St. Patrick's day storm from in situ and ground based observations

G D'Angelo, M Piersanti, L Alfonsi, L Spogli… - Advances in Space …, 2018 - Elsevier
The storm onset of the so-called “St. Patrick's day geomagnetic storm”, on March 17th, 2015
triggered several fluctuations of the electron density in the ionosphere causing severe …

Does TEC react to a sudden impulse as a whole? The 2015 Saint Patrick's day storm event

M Piersanti, C Cesaroni, L Spogli, T Alberti - Advances in Space Research, 2017 - Elsevier
We provide insights about how the Total Electron Content (TEC), derived by a network of
Global Navigation Satellite System (GNSS) receivers over the European longitudinal sector …

Identification of the different magnetic field contributions during a geomagnetic storm in magnetospheric and ground observations

T Alberti, M Piersanti, A Vecchio… - Annales …, 2016 - angeo.copernicus.org
We used the empirical mode decomposition (EMD) to investigate the time variation of the
magnetospheric and ground-based observations of the Earth's magnetic field during both …