ANR-GIANTE

Are 2D classical and quantum turbulence equivalent? Insights from velocity circulation statistics
We study the statistics of velocity circulation in two-dimensional classical and quantum turbulence. We perform numerical simulations …
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Are 2D classical and quantum turbulence equivalent? Insights from velocity circulation statistics
Friction-Enhanced Lifetime of Bundled Quantum Vortices
We show that a toroidal bundle of quantized vortex rings in superfluid helium generates a large-scale wake in the normal fluid which …
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Friction-Enhanced Lifetime of Bundled Quantum Vortices
Velocity Circulation Intermittency in Finite-Temperature Turbulent Superfluid Helium
We study intermittency of circulation moments in turbulent superfluid helium by using experimental grid turbulence and numerical …
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Velocity Circulation Intermittency in Finite-Temperature Turbulent Superfluid Helium
Energy Spectrum of Two-Dimensional Acoustic Turbulence
We report an exact unique constant-flux power-law analytical solution of the wave kinetic equation for the turbulent energy spectrum, …
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Energy Spectrum of Two-Dimensional Acoustic Turbulence
Comment on ''Theoretical analysis of quantum turbulence using the Onsager ideal turbulence theory''
In a recent paper [T. Tanogami Phys. Rev. E 103, 023106 ] proposes a scenario for quantum turbulence where the energy spectrum at …
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Critical Velocity for Vortex Nucleation and Roton Emission in a Generalized Model for Superfluids
We study numerically the process of vortex nucleation at the wake of a moving object in superfluids using a generalized and non-local …
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Critical Velocity for Vortex Nucleation and Roton Emission in a Generalized Model for Superfluids
Vortex clustering, polarisation and circulation intermittency in classical and quantum turbulence
The understanding of turbulent flows is one of the biggest current challenges in physics, as no first-principles theory exists to …
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Vortex clustering, polarisation and circulation intermittency in classical and quantum turbulence
Master Internships Available
The figure above shows different numerical simulations of superfluids and particles which have been performed by members of the team. Left: A particle (in green) trapped by a quantum vortex (in red) simulated by the Gross-Pitaevskii model.
Dec 6, 2021 1 min read
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Master Internships Available
On the Determination of Vortex Ring Vorticity Using Lagrangian Particles
Particles are a widespread tool for obtaining information from fluid flows. When Eulerian data are unavailable, they may be employed to …
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On the Determination of Vortex Ring Vorticity Using Lagrangian Particles
Intermittency of Velocity Circulation in Quantum Turbulence
The velocity circulation, a measure of the rotation of a fluid within a closed path, is a fundamental observable in classical and …
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Intermittency of Velocity Circulation in Quantum Turbulence