Small-scale magnetic flux ropes in the first two Parker Solar Probe encounters

Y Chen, Q Hu, L Zhao, JC Kasper… - The Astrophysical …, 2020 - iopscience.iop.org
Small-scale magnetic flux ropes (SFRs) are a type of structure in the solar wind that possess
helical magnetic field lines. In a recent report we presented the radial variations of the …

Identification of coherent structures in space plasmas: the magnetic helicity–PVI method

F Pecora, S Servidio, A Greco… - Astronomy & …, 2021 - aanda.org
Context. Plasma turbulence can be viewed as a magnetic landscape populated by large-
and small-scale coherent structures. In this complex network, large helical magnetic tubes …

Parker Solar Probe observations of helical structures as boundaries for energetic particles

F Pecora, S Servidio, A Greco… - Monthly Notices of …, 2021 - academic.oup.com
Energetic particle transport in the interplanetary medium is known to be affected by magnetic
structures. It has been demonstrated for solar energetic particles in near-Earth orbit studies …

Long-lived Equilibria in Kinetic Astrophysical Plasma Turbulence

M Imbrogno, C Meringolo, S Servidio… - The Astrophysical …, 2024 - iopscience.iop.org
Turbulence in classical fluids is characterized by persistent structures that emerge from the
chaotic landscape. We investigate the analogous process in fully kinetic plasma turbulence …

Effects of radial distances on small-scale magnetic flux ropes in the solar wind

Y Chen, Q Hu - The Astrophysical Journal, 2020 - iopscience.iop.org
Small-scale magnetic flux ropes (SFRs) in the solar wind have been studied for decades.
Statistical analysis utilizing various in situ spacecraft measurements is the main …

Relaxation of the turbulent magnetosheath

F Pecora, Y Yang, A Chasapis… - Monthly Notices of …, 2023 - academic.oup.com
In turbulence, non-linear terms drive energy transfer from large-scale eddies into small
scales through the so-called energy cascade. Turbulence often relaxes toward states that …