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Strong and weak wave turbulence regimes in Bose–Einstein condensates
When a turbulent Bose–Einstein condensate (BEC) is driven out-of-equilibrium at a scale much smaller than the system size, nonlinear …
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Strong and weak wave turbulence regimes in Bose–Einstein condensates
Stability of stationary solutions in Acoustic wave turbulence
We study the stability of steady-state solutions of the Wave Kinetic Equations for acoustic waves. Combining theoretical analysis and …
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Stability of stationary solutions in Acoustic wave turbulence
Quantum vortices leave a macroscopic signature in the normal fluid
Recent work has highlighted the remarkable properties of quantum turbulence in superfluid helium II, consisting of a disordered tangle …
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Quantum vortices leave a macroscopic signature in the normal fluid
Quantum vortex driven Kelvin wave in the thermal background of superfluid helium
We present numerical evidence that Kelvin waves (KWs) on quantized vortices in superfluid helium can be directly observed in the normal …
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Quantum vortex driven Kelvin wave in the thermal background of superfluid helium
Wave-kinetic dynamics of forced-dissipated turbulent internal gravity waves
Internal gravity waves are an essential feature of stratified media, such as oceans and atmospheres. To investigate their dynamics, we …
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Wave-kinetic dynamics of forced-dissipated turbulent internal gravity waves
Experimental and theoretical evidence of universality in superfluid vortex reconnections
The minimum separation between reconnecting vortices in fluids and superfluids obeys a universal scaling law with respect to time. The …
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Experimental and theoretical evidence of universality in superfluid vortex reconnections
Capture and release of quantum vortices using mechanical devices in low-temperature superfluids
We show that the Gross-Pitaevskii equation coupled with the wave equation for a wire (GP-W) provides a natural theoretical framework …
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Capture and release of quantum vortices using mechanical devices in low-temperature superfluids
Lack of self-similarity in transverse velocity increments and circulation statistics in two-dimensional turbulence
We study the statistics of longitudinal and transverse structure functions, as well as velocity circulation, in the inverse energy …
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Lack of self-similarity in transverse velocity increments and circulation statistics in two-dimensional turbulence
On the kinetics of internal gravity waves beyond the hydrostatic regime
We present a new derivation of the kinetic equation for weak, non-hydrostatic internal gravity wave turbulence. The equation is …
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On the kinetics of internal gravity waves beyond the hydrostatic regime
Initial Evolution of Three-Dimensional Turbulence En Route to the Kolmogorov State: Emergence and Transformations of Coherent Structures, Self-Similarity, and Instabilities
In this work, we study numerically the temporal evolution of an initially random large-scale velocity field under governed by the …
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Initial Evolution of Three-Dimensional Turbulence En Route to the Kolmogorov State: Emergence and Transformations of Coherent Structures, Self-Similarity, and Instabilities