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A. S. Brun

Researcher at Paris Diderot University

Publications -  24
Citations -  225

A. S. Brun is an academic researcher from Paris Diderot University. The author has contributed to research in topics: Convection zone & Dynamo. The author has an hindex of 8, co-authored 24 publications receiving 169 citations.

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Models and data analysis tools for the Solar Orbiter mission

Alexis P. Rouillard, +112 more
TL;DR: In this paper, a review of the current modelling of the Sun and its atmosphere can support Solar Orbiter science is presented. But the focus here is on the large scales and little is described with regards to kinetic processes.
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Modeling turbulent stellar convection zones: Sub-grid scales effects

TL;DR: In this paper, a comparison between two global models, the ASH and EULAG codes, is made, where the sub-grid scales are treated implicitly by the numerical scheme, while in ASH their effect is generally modeled by using enhanced dissipation coefficients.
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Ion transport barriers triggered by plasma polarization in gyrokinetic simulations

TL;DR: In this paper, a gyrokinetic source of vorticity is designed and proves to be efficient in polarizing the plasma, and a cyclic mechanism leading to the relaxation of transport barriers in tokamaks is discovered.
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Unraveling Quasiperiodic Relaxations of Transport Barriers with Gyrokinetic Simulations of Tokamak Plasmas

TL;DR: The generation and dynamics of transport barriers governed by sheared poloidal flows are analyzed in flux-driven 5D gyrokinetic simulations of ion temperature gradient driven turbulence in tokamak plasmas and underlines that barriers triggered by shearing flows are prone to relaxations whenever secondary instabilities come into play.
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Does magnetic field impact tidal dynamics inside the convective zone of low-mass stars along their evolution?

TL;DR: In this paper, the amplitude of the magnetic contribution to the forcing and dissipation of tidally induced magneto-inertial waves throughout the structural and rotational evolution of low-mass stars (from M to F-type).