Quantum Turbulence

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
Stokes drift and impurity transport in a quantum fluid
Stokes drift is a classical fluid effect in which travelling waves transfer momentum to tracers of the fluid, resulting in a non-zero …
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Stokes drift and impurity transport in a quantum fluid
Self-similar evolution of wave turbulence in Gross-Pitaevskii system
We study the universal non-stationary evolution of wave turbulence (WT) in Bose-Einstein condensates (BECs). Their temporal evolution …
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Self-similar evolution of wave turbulence in Gross-Pitaevskii system
Wave Turbulence Cascades in Bose Einstein Condensates made the Cover of PRL
We use the theory of wave turbulence to predict the cascades of Bose-Einstein condensate and we corroborate our results performing numerical simulations.
Apr 9, 2023 2 min read
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Wave Turbulence Cascades in Bose Einstein Condensates made the Cover of PRL
Direct and Inverse Cascades in Turbulent Bose-Einstein Condensates
When a Bose-Einstein condensate (BEC) is driven out of equilibrium, density waves interact non-linearly and trigger the emergence of …
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Direct and Inverse Cascades in Turbulent Bose-Einstein Condensates
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
Testing Wave Turbulence Theory for the Gross-Pitaevskii System
We test the predictions of the theory of weak wave turbulence by performing numerical simulations of the Gross-Pitaevskii equation …
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Testing Wave Turbulence Theory for the Gross-Pitaevskii System
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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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