Parker solar probe: Four years of discoveries at solar cycle minimum

NE Raouafi, L Matteini, J Squire, ST Badman… - Space Science …, 2023 - Springer
Abstract Launched on 12 Aug. 2018, NASA's Parker Solar Probe had completed 13 of its
scheduled 24 orbits around the Sun by Nov. 2022. The mission's primary science goal is to …

High-frequency heating of the solar wind triggered by low-frequency turbulence

J Squire, R Meyrand, MW Kunz, L Arzamasskiy… - Nature …, 2022 - nature.com
The fast solar wind's high speeds and non-thermal features require that considerable
heating occurs well above the Sun's surface. Two leading theories seem incompatible: low …

In Situ Signature of Cyclotron Resonant Heating in the Solar Wind

TA Bowen, BDG Chandran, J Squire, SD Bale… - Physical Review Letters, 2022 - APS
The dissipation of magnetized turbulence is an important paradigm for describing heating
and energy transfer in astrophysical environments such as the solar corona and wind; …

On the violation of the zeroth law of turbulence in space plasmas

R Meyrand, J Squire, AA Schekochihin… - Journal of Plasma …, 2021 - cambridge.org
The zeroth law of turbulence states that, for fixed energy input into large-scale motions, the
statistical steady state of a turbulent system is independent of microphysical dissipation …

Observations of cross scale energy transfer in the inner heliosphere by Parker Solar Probe

TN Parashar, WH Matthaeus - Reviews of Modern Plasma Physics, 2022 - Springer
The solar wind, a continuous flow of plasma from the sun, not only shapes the near Earth
space environment but also serves as a natural laboratory to study plasma turbulence in …

Synchrotron intensity gradient revealing magnetic fields in galaxy clusters

Y Hu, C Stuardi, A Lazarian, G Brunetti… - Nature …, 2024 - nature.com
Magnetic fields and their dynamical interplay with matter in galaxy clusters contribute to the
physical properties and evolution of the intracluster medium. However, the current …

Electron–Ion Heating Partition in Imbalanced Solar-wind Turbulence

J Squire, R Meyrand, MW Kunz - The Astrophysical Journal …, 2023 - iopscience.iop.org
A likely candidate mechanism to heat the solar corona and solar wind is low-frequency"
Alfvénic" turbulence sourced by magnetic fluctuations near the solar surface. Depending on …

Detection of large-scale synchrotron radiation from the molecular envelope of the Sgr B cloud complex at the Galactic centre

F Yusef-Zadeh, M Wardle, R Arendt… - Monthly Notices of …, 2024 - academic.oup.com
We present highly sensitive measurements taken with MeerKAT at 1280 MHz as well as
archival Green Bank Telescope (GBT), Murchison Widefield Array, and Very Large Array …

MHD-scale anisotropy in solar wind turbulence near the Sun using Parker solar probe data

S Sakshee, R Bandyopadhyay… - Monthly Notices of the …, 2022 - academic.oup.com
ABSTRACT Recent Parker Solar Probe (PSP) observations have shown the presence of
sudden reversals in the radial magnetic field, known as switchbacks. Applying a method …

Topology of magnetic and velocity fields at kinetic scales in incompressible plasma turbulence

J Zhang, SY Huang, F Sahraoui… - Journal of …, 2023 - Wiley Online Library
The topology of the magnetic and velocity fields at the kinetic scales are investigated in the
context of nearly incompressible magnetosheath plasma turbulence. Using the …