126 citations · 829 across the 25 of their papers we have counts for
25 papers
White paper on the relevance of the European Solar Telescope (EST) for the French heliophysics
E. Pariat, Q. Noraz, B. Perri +61
The project of the European Solar Telescope aims to provide a state-of-the art infrastructure to study the Sun and its interactions with Earth and the heliosphere. This 4.2m apertu…
Properties and Radial Evolution of Solar Wind Turbulence Near Mercury's Orbit
Xinmin Li, Chuanfei Dong, Lina Z. Hadid +6
We present a comprehensive statistical study of the radial evolution of solar wind turbulence near Mercury's orbit using long-term magnetic field measurements from the MESSENGER mi…
Spectral Properties and Energy Injection in Mercury's Magnetotail Current Sheet
Xinmin Li, Chuanfei Dong, Liang Wang +8
Mercury's magnetotail hosts a thin and highly dynamic current sheet (CS), where magnetic reconnection and strong fluctuations frequently occur. Here, we statistically analyze magne…
Significant Amplification of Turbulent Energy Dissipation through the Shock Transition at Mars
Wence Jiang, Hui Li, Nahuel Andrés +3
Turbulence is fundamental to energy transfer across scales in space and astrophysical plasmas. Bow shock interactions have long been hypothesized to significantly modify turbulence…
An Intermittent Model for the Spectrum in the Pristine Solar Wind
Maia Brodiano, Fouad Sahraoui, Davide Manzini +4
We present a statistical, observational study of the range of solar wind turbulence, where denotes frequency, using in situ data from the Parker Solar Probe (PSP). We com…
Moonraker -- Enceladus Multiple Flyby Mission
O. Mousis, A. Bouquet, Y. Langevin +50
Enceladus, an icy moon of Saturn, possesses an internal water ocean and jets expelling ocean material into space. Cassini investigations indicated that the subsurface ocean could b…
Energy transfer, discontinuities and heating in the inner solar wind measured with a weak and local formulation of the Politano-Pouquet law
Vincent David, Sébastien Galtier, Fouad Sahraoui +1
The solar wind is a highly turbulent plasma for which the mean rate of energy transfer has been measured for a long time using the Politano-Pouquet (PP98) exact law.…
The incompressible energy cascade rate in anisotropic solar wind turbulence
N. Andrés, F. Sahraoui, Huang +2
Context. The presence of a magnetic guide field induces several types of anisotropy in solar wind turbulence. The energy cascade rate between scales in the inertial range depends s…
Science goals and new mission concepts for future exploration of Titan's atmosphere geology and habitability: Titan POlar Scout/orbitEr and In situ lake lander and DrONe explorer (POSEIDON)
Sébastien Rodriguez, Sandrine Vinatier, Daniel Cordier +61
In response to ESA Voyage 2050 announcement of opportunity, we propose an ambitious L-class mission to explore one of the most exciting bodies in the Solar System, Saturn largest m…
Reply to comment on "An Active Plume Eruption on Europa During Galileo Flyby E26 as Indicated by Energetic Proton Depletions"
H. L. F. Huybrighs, E. Roussos, A. Blöcker +6
In Huybrighs et al., 2020 we investigated energetic proton depletions along Galileo's Europa flyby E26. Based on a particle tracing analysis we proposed that depletions are caused…
Re-Analysis of the Cassini RPWS/LP Data in Titan's Ionosphere: 2. Statistics on 57 Flybys
A. Chatain, J. -E. Wahlund, O. Shebanits +5
The ionosphere of Titan hosts a complex ion chemistry leading to the formation of organic dust below 1200 km. Current models cannot fully explain the observed electron temperature…
Re-Analysis of the Cassini RPWS/LP Data in Titan's Ionosphere: 1. Detection of Several Electron Populations
A. Chatain, J. -E. Wahlund, O. Shebanits +5
Current models of Titan ionosphere have difficulties in explaining the observed electron density and/or temperature. In order to get new insights, we re-analyzed the data taken in…
The evolution of compressible solar wind turbulence in the inner heliosphere: PSP, THEMIS and MAVEN observations
N. Andrés, F. Sahraoui, L. Z. Hadid +5
The first computation of the compressible energy transfer rate from 0.2 AU up to 1.7 AU is obtained using PSP, THEMIS and MAVEN observations. The compressible energy…
The Ion Transition Range of Solar Wind Turbulence in the Inner Heliosphere: Parker Solar Probe Observations
S. Y. Huang, F. Sahraoui, N. Andrés +15
The scaling of the turbulent spectra provides a key measurement that allows to discriminate between different theoretical predictions of turbulence. In the solar wind, this has dri…
Solar Wind Turbulence Around Mars: Relation Between The Energy Cascade Rate And The Proton Cyclotron Waves Activity
Nahuel Andrés, Norberto Romanelli, Lina Z. Hadid +3
The first estimation of the incompressible energy cascade rate at magnetohydrodynamic (MHD) scales is obtained in the plasma upstream of the Martian bow shock, using MAVEN observat…
Kinetic Scale Slow Solar Wind Turbulence in the Inner Heliosphere: Co-existence of Kinetic Alfvén Waves and Alfvén Ion Cyclotron Waves
S. Y. Huang, J. Zhang, F. Sahraoui +12
The nature of the plasma wave modes around the ion kinetic scales in highly Alfvénic slow solar wind turbulence is investigated using data from the NASA's Parker Solar Probe taken…
Energy cascade rate measured in a collisionless space plasma with MMS data and compressible Hall magnetohydrodynamic turbulence theory
Nahuel Andrés, Fouad Sahraoui, Sebastien Galtier +3
The first complete estimation of the compressible energy cascade rate at magnetohydrodynamic (MHD) and sub-ion scales is obtained in the Earth's magnetoshe…
The Structure of Planetary Period Oscillations in Saturn's Equatorial Magnetosphere: Results from the Cassini Mission
D. J. Andrews, S. W. H. Cowley, G. Provan +4
Saturn's magnetospheric magnetic field, planetary radio emissions, plasma populations and magnetospheric structure are all known to be modulated at periods close to the assumed rot…
Enceladus and Titan: Emerging Worlds of the Solar System (ESA Voyage 2050 White Paper)
Ali Sulaiman, Nicholas Achilleos, Sushil Atreya +20
Some of the major discoveries of the recent Cassini-Huygens mission have put Titan and Enceladus firmly on the Solar System map. The mission has revolutionised our view of Solar Sy…
Energy cascade rate in isothermal compressible magnetohydrodynamic turbulence
Nahuel Andrés, Fouad Sahraoui, Sébastien Galtier +3
Three-dimensional direct numerical simulations are used to study the energy cascade rate in isothermal compressible magnetohydrodynamic turbulence. Our analysis is guided by a two-…
Compressible magnetohydrodynamic turbulence in the Earth's magnetosheath: estimation of the energy cascade rate using in situ spacecraft data
Lina Hadid, Fouad Sahraoui, Sebastien Galtier +1
The first estimation of the energy cascade rate of magnetosheath turbulence is obtained using the CLUSTER and THEMIS spacecraft data and an exact law of compressible isot…
On the Existence of the Kolmogorov Inertial Range in the Terrestrial Magnetosheath Turbulence
S. Y. Huang, L. Z. Hadid, F. Sahraoui +2
In the solar wind, power spectral density (PSD) of the magnetic field fluctuations generally follow the so-called Kolmogorov spectrum f^-5/3 in the inertial range, where the dynami…
Energy Cascade Rate In Compressible Fast And Slow Solar Wind Turbulence
L. Z. Hadid, F. Sahraoui, S. Galtier
Estimation of the energy cascade rate in the inertial range of solar wind turbulence has been done so far mostly within the incompressible magnetohydrodynamics (MHD) theory. Here,…
Nature of the MHD and kinetic scale turbulence in the magnetosheath of Saturn: Cassini observations
L. Z. Hadid, F. Sahraoui, K. H. Kiyani +5
Low frequency turbulence in Saturn's magnetosheath is investigated using in-situ measurements of the Cassini spacecraft. Focus is put on the magnetic energy spectra computed in the…