Dynamics of vortex loops after reconnection in superfluid helium at different temperatures

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Dynamics of vortex loops after reconnection in superfluid helium at different temperatures. / Andryushchenko, V. A.; Kondaurova, L. P.

In: Low Temperature Physics, Vol. 44, No. 10, 01.10.2018, p. 1020-1024.

Research output: Contribution to journal › Article › peer-review

BibTeX

@article{77f0f6c36a0741479f8662fd3f2a10c7,

title = "Dynamics of vortex loops after reconnection in superfluid helium at different temperatures",

abstract = "This work addresses the numerical modeling of vortex loops in superfluid helium after loop reconnection at various temperatures. Modeling was conducted within the vortex filament method using the full Biot-Savart equation. It was found that the dynamics of vortex loops substantially depend on the initial position of the loops, and that temperature affects the number and size of the formed loops, the amplitude of the Kelvin waves and their decay behavior as well as the velocity of motion of the loops and their separate elements. The time dependence of the distance between the nearest elements of the emergent vortex loop is described by the power law, with the power of 1/2 before and after reconnection.",

keywords = "QUANTIZED VORTICES, HE-4",

author = "Andryushchenko, {V. A.} and Kondaurova, {L. P.}",

note = "Publisher Copyright: {\textcopyright} 2018 Author(s).",

year = "2018",

month = oct,

day = "1",

doi = "10.1063/1.5055838",

language = "English",

volume = "44",

pages = "1020--1024",

journal = "Low Temperature Physics",

issn = "1063-777X",

publisher = "American Institute of Physics",

number = "10",

}

RIS

TY - JOUR

T1 - Dynamics of vortex loops after reconnection in superfluid helium at different temperatures

AU - Andryushchenko, V. A.

AU - Kondaurova, L. P.

PY - 2018/10/1

Y1 - 2018/10/1

N2 - This work addresses the numerical modeling of vortex loops in superfluid helium after loop reconnection at various temperatures. Modeling was conducted within the vortex filament method using the full Biot-Savart equation. It was found that the dynamics of vortex loops substantially depend on the initial position of the loops, and that temperature affects the number and size of the formed loops, the amplitude of the Kelvin waves and their decay behavior as well as the velocity of motion of the loops and their separate elements. The time dependence of the distance between the nearest elements of the emergent vortex loop is described by the power law, with the power of 1/2 before and after reconnection.

AB - This work addresses the numerical modeling of vortex loops in superfluid helium after loop reconnection at various temperatures. Modeling was conducted within the vortex filament method using the full Biot-Savart equation. It was found that the dynamics of vortex loops substantially depend on the initial position of the loops, and that temperature affects the number and size of the formed loops, the amplitude of the Kelvin waves and their decay behavior as well as the velocity of motion of the loops and their separate elements. The time dependence of the distance between the nearest elements of the emergent vortex loop is described by the power law, with the power of 1/2 before and after reconnection.

KW - QUANTIZED VORTICES

KW - HE-4

UR - http://www.scopus.com/inward/record.url?scp=85056251876&partnerID=8YFLogxK

U2 - 10.1063/1.5055838

DO - 10.1063/1.5055838

M3 - Article

AN - SCOPUS:85056251876

VL - 44

SP - 1020

EP - 1024

JO - Low Temperature Physics

JF - Low Temperature Physics

SN - 1063-777X

IS - 10

ER -

ID: 17415091