Variable energy flux in turbulence

MK Verma - Journal of Physics A: Mathematical and Theoretical, 2021 - iopscience.iop.org
In three-dimensional hydrodynamic turbulence forced at large length scales, a constant
energy flux Π u flows from large scales to intermediate scales, and then to small scales. It is …

Quantum computing of fluid dynamics using the hydrodynamic Schrödinger equation

Z Meng, Y Yang - Physical Review Research, 2023 - APS
Simulating fluid dynamics on a quantum computer is intrinsically difficult due to the nonlinear
and non-Hamiltonian nature of the Navier-Stokes equation (NSE). We propose a framework …

A unified field theory of topological defects and non-linear local excitations

V Skogvoll, J Rønning, M Salvalaglio… - npj Computational …, 2023 - nature.com
Topological defects and smooth excitations determine the properties of systems showing
collective order. We introduce a generic non-singular field theory that comprehensively …

Dissipative dynamics of quantum vortices in fermionic superfluid

A Barresi, A Boulet, P Magierski, G Wlazłowski - Physical Review Letters, 2023 - APS
In a recent article, Kwon et al.[Nature (London) 600, 64 (2021) NATUAS 0028-0836
10.1038/s41586-021-04047-4] revealed nonuniversal dissipative dynamics of quantum …

Universal dynamics of a turbulent superfluid Bose gas

AD García-Orozco, L Madeira, MA Moreno-Armijos… - Physical Review A, 2022 - APS
We study the emergence of universal scaling in the time-evolving momentum distribution of
a harmonically trapped three-dimensional Bose-Einstein condensate, parametrically driven …

Bose–Einstein condensation on curved manifolds

NS Móller, FEA dos Santos, VS Bagnato… - New Journal of …, 2020 - iopscience.iop.org
Here we describe a weakly interacting Bose gas on a curved smooth manifold, which is
embedded in the three-dimensional Euclidean space. To this end we start by considering a …

Superdiffusion of quantized vortices uncovering scaling laws in quantum turbulence

Y Tang, S Bao, W Guo - Proceedings of the National …, 2021 - National Acad Sciences
Generic scaling laws, such as Kolmogorov's 5/3 law, are milestone achievements of
turbulence research in classical fluids. For quantum fluids such as atomic Bose–Einstein …

Rotating quantum turbulence in the unitary Fermi gas

K Hossain, K Kobuszewski, MMN Forbes, P Magierski… - Physical Review A, 2022 - APS
Quantized vortices carry the angular momentum in rotating superfluids, and are key to the
phenomenon of quantum turbulence. Advances in ultracold-atom technology enable …

Generation of large vortex-free superfluid helium nanodroplets

A Ulmer, A Heilrath, B Senfftleben… - Physical Review Letters, 2023 - APS
Superfluid helium nanodroplets are an ideal environment for the formation of metastable,
self-organized dopant nanostructures. However, the presence of vortices often hinders their …

Quantum turbulence in Bose–Einstein condensates: Present status and new challenges ahead

L Madeira, A Cidrim, M Hemmerling… - AVS Quantum …, 2020 - pubs.aip.org
The field of quantum turbulence is related to the manifestation of turbulence in quantum
fluids, such as liquid helium and ultracold gases. The concept of turbulence in quantum …