Two-dimensional Brownian motion of active particle on superfluid helium surface

We report an experimental study of the 2D dynamics of active particles driven by quantum vortices on the free surface of superfluid helium at T  = 1.45 К. The particle motion at short times (

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Bibliographic Details
Published in:Scientific reports 2023-12, Vol.13 (1), p.22538-22538, Article 22538
Main Authors: Boltnev, Roman E., Vasiliev, Mikhail M., Petrov, Oleg F.
Format: Article
Language:English
Subjects:
639/301/923/916
639/766/119/999
Atoms & subatomic particles
Brownian motion
Entropy
Evolution
Free surfaces
Helium
Humanities and Social Sciences
Inertia
Kinetic energy
Lasers
multidisciplinary
Phase transitions
Science
Science (multidisciplinary)
Velocity
Vortices
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Description
Summary:We report an experimental study of the 2D dynamics of active particles driven by quantum vortices on the free surface of superfluid helium at T  = 1.45 К. The particle motion at short times (
ISSN:2045-2322
2045-2322
DOI:10.1038/s41598-023-49672-3