Instability of a vortex ring due to toroidal normal fluid flow in superfluid 4He

被引：1
作者：
Shivamoggi, Bhimsen K. [1 ]
机构：
[1] Univ Cent Florida, Orlando, FL 32816 USA
来源：
EPL | 2020年 / 129卷 / 01期
关键词：
LIQUID HELIUM-II; TURBULENCE; DYNAMICS; MOTION; PROPAGATION; CIRCULATION; ROTATION; WAVES; DECAY;
D O I：
10.1209/0295-5075/129/16001
中图分类号：
O4 [物理学];
学科分类号：
0702 ;
摘要：
Vortex rings self-propelling in superfluid 4 He are shown to be driven unstable by a toroidal normal fluid flow. This instability has qualitative similarities with the Donnelly-Glaberson instability of Kelvin waves on a vortex filament driven by the normal fluid flow along the vortex filament. Copyright (C) EPLA, 2020
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页数：4
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