Motion of a superfluid vortex according to holographic quantum dissipation
Vortices are topological defects associated with superfluids and superconductors, which,
when mobile, dissipate energy destroying the dissipationless nature of the superfluid. The …
when mobile, dissipate energy destroying the dissipationless nature of the superfluid. The …
Boiling peak heat flux for steady inhomogeneous heat transfer in superfluid
Superfluid helium-4 (He II) is a widely adopted coolant in scientific and engineering
applications owing to its exceptional heat transfer capabilities. However, boiling can …
applications owing to its exceptional heat transfer capabilities. However, boiling can …
Influence of different mutual friction models on two-way coupled quantized vortices and normal fluid in superfluid
H Kobayashi, S Yui, M Tsubota - Physical Review Fluids, 2024 - APS
We study the influence of two mutual friction models on quantized vortices and normal fluid
using two-way coupled simulations of superfluid He 4. The normal fluid is affected by …
using two-way coupled simulations of superfluid He 4. The normal fluid is affected by …
[HTML][HTML] Dynamics of quantum turbulence in axially rotating thermal counterflow
Generation, statistically steady state, and temporal decay of axially rotating thermal
counterflow of superfluid 4 He (He II) in a square channel is probed using the second sound …
counterflow of superfluid 4 He (He II) in a square channel is probed using the second sound …
The quantum vortices dynamics: spatio-temporal scale hierarchy and origin of turbulence
SV Talalov - Physica Scripta, 2024 - iopscience.iop.org
This study investigates the evolution and interaction of quantum vortex loops with a small but
non-zero radius of core a. The quantization scheme of the classical vortex system is based …
non-zero radius of core a. The quantization scheme of the classical vortex system is based …
Particle Levitation Velocimetry for boundary layer measurements in high Reynolds number liquid helium turbulence
Y Qi, W Guo - arXiv preprint arXiv:2411.05202, 2024 - arxiv.org
Understanding boundary layer flows in high Reynolds number (Re) turbulence is crucial for
advancing fluid dynamics in a wide range of applications, from improving aerodynamic …
advancing fluid dynamics in a wide range of applications, from improving aerodynamic …
Dynamic realization of emergent high-dimensional optical vortices
The dimensionality of vortical structures has recently been extended beyond two
dimensions, providing higher-order topological characteristics and robustness for high …
dimensions, providing higher-order topological characteristics and robustness for high …
Cross-Component Energy Transfer in Superfluid Helium-4
The reciprocal energy and enstrophy transfers between normal fluid and superfluid
components dictate the overall dynamics of superfluid 4He including the generation …
components dictate the overall dynamics of superfluid 4He including the generation …
Quantum Turbulence in a Three-Dimensional Holographic Superfluid
P Wittmer, C Ewerz - arXiv preprint arXiv:2410.22410, 2024 - arxiv.org
We report real-time simulations of far-from-equilibrium dynamics of a holographic superfluid
in three dimensions. The holographic duality maps a strongly coupled superfluid to a weakly …
in three dimensions. The holographic duality maps a strongly coupled superfluid to a weakly …
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 pre-reconnection and the post-reconnection …
universal scaling law with respect to time. The pre-reconnection and the post-reconnection …