collaborators

5 papers

physics.plasm-ph2026

Occurrence of Flat-top Electron Velocity Distributions in Magnetotail Plasma Jets

Louis Richard, Yuri V. Khotyaintsev, Cecilia Norgren

Non-Maxwellian electron velocity distributions (eVDFs) are ubiquitous in collisionless plasmas. For example, various types of non-Maxwellian eVDFs exist in magnetic reconnection je…

physics.plasm-ph2026

Ion Temperature Anisotropy Limits from Magnetic Curvature Scattering in Magnetotail Reconnection Jets

Louis Richard, Anton V. Artemyev, Cecilia Norgren +3

In collisionless plasmas, relaxation of the deviations of ion velocity distribution functions (VDFs) from local thermodynamic equilibrium occurs through particle interactions with…

physics.plasm-ph2025

Non-Maxwellianity of Ion Velocity Distributions in the Earth's Magnetosheath

Louis Richard, Sergio Servidio, Ida Svenningsson +6

We analyze the deviations from local thermodynamic equilibrium (LTE) of the ion velocity distribution function (iVDF) in collisionless plasma turbulence. Using data from the Magnet…

physics.plasm-ph2025

Eulerian and Lagrangian electron energization during magnetic reconnection

Konrad Steinvall, Louis Richard, Tünde Fülöp +2

Electron energization by magnetic reconnection has historically been studied in the Lagrangian guiding-center framework. Insights from such studies include that Fermi acceleration…

physics.space-ph2025

Electron Heating by Parallel Electric Fields in Magnetotail Reconnection

Louis Richard, Yuri V. Khotyaintsev, Cecilia Norgren +5

We investigate electron heating by magnetic-field-aligned electric fields () during anti-parallel magnetic reconnection in the Earth's magnetotail. Using a statistical…