Giorgio Krstulovic
Giorgio Krstulovic
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SIMONS-Wave Turbulence
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 …
Giorgio Krstulovic
,
Sergey Nazarenko
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DOI
Exploring the Equivalence between Two-Dimensional Classical and Quantum Turbulence through Velocity Circulation Statistics
We study the statistics of velocity circulation in two-dimensional classical and quantum turbulence. We perform numerical simulations …
Nicolás P. Müller
,
Giorgio Krstulovic
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Self-Similar Evolution of Wave Turbulence in Gross-Pitaevskii System
We study the universal nonstationary evolution of wave turbulence (WT) in Bose-Einstein condensates (BECs). Their temporal evolution …
Ying Zhu
,
Boris Semisalov
,
Giorgio Krstulovic
,
Sergey Nazarenko
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Kinetics of internal gravity waves beyond hydrostatic regime
We present a new derivation of the kinetic equation for weak, non-hydrostatic internal gravity wave turbulence. The equation is …
Vincent Labarre
,
Nicolas Lanchon
,
Pierre-Philippe Cortet
,
Giorgio Krstulovic
,
Sergey Nazarenko
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Project
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 …
Umberto Giuriato
,
Giorgio Krstulovic
,
Miguel Onorato
,
Davide Proment
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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
Project
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 …
Ying Zhu
,
Boris Semisalov
,
Giorgio Krstulovic
,
Sergey Nazarenko
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Internal gravity waves in stratified flows with and without vortical modes
The comprehension of stratified flows is important for geophysical and astrophysical applications. The Weak Wave Turbulence theory aims …
Vincent Labarre
,
Pierre Augier
,
Giorgio Krstulovic
,
Sergey Nazarenko
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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 …
Ying Zhu
,
Boris Semisalov
,
Giorgio Krstulovic
,
Sergey Nazarenko
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DOI
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, …
Adam Griffin
,
Giorgio Krstulovic
,
Victor S. L’vov
,
Sergey Nazarenko
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