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Related papers: Motion of Three Vortices near Collapse

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This study reports a general scenario for the out-of-equilibrium features of collapsing polymeric architectures. We use molecular dynamics simulations to characterize the coarsening kinetics, in bad solvent, for several macromolecular…

Soft Condensed Matter · Physics 2019-12-10 Mariarita Paciolla , Daniel J. Arismendi-Arrieta , Angel J. Moreno

In this article we study the long-time behavior of incompressible ideal flow in a half plane from the point of view of vortex scattering. Our main result is that certain asymptotic states for half-plane vortex dynamics decompose naturally…

Fluid Dynamics · Physics 2009-11-07 D. Iftimie , M. C. Lopes Filho , H. J. Nussenzveig Lopes

We study theoretically dynamical phases of vortices in superconducting films with arrays of obstacles. By performing a series of molecular dynamics simulations and analytical calculations, we demonstrate the existence of a phase of…

Superconductivity · Physics 2011-07-11 Rogério M. da Silva , Clécio C. de Souza Silva

Self-propelled point-like particles move along circular trajectories when their translocation velocity is constant and the angular velocity related to their orientation vector is also constant. We investigate the collective behavior of…

Biological Physics · Physics 2014-02-04 Yingzi Yang , Feng Qiu , Gerhard Gompper

Moving vortex matter, driven by transport currents independent of time, in which vortices and anti-vortices coexist is investigated theoretically in thin superconducting films with nanostructured defects. A simple London model is proposed…

Superconductivity · Physics 2009-11-13 Gilson Carneiro

We give a simple unified theory of vortex nucleation and vortex lattice formation which is valid from the initiation process up to the final stabilization of the lattice. We treat the growth of vortex lattices from a rotating thermal cloud,…

Condensed Matter · Physics 2009-11-07 A. A. Penckwitt , R. J. Ballagh , C. W. Gardiner

The deformation of two-dimensional vortex patches in the vicinity of fluid boundaries is investigated. The presence of a boundary causes an initially circular patch of uniform vorticity to deform. Sufficiently far away from the boundary,…

Fluid Dynamics · Physics 2013-02-19 A. Crosby , E. R. Johnson , P. J. Morrison

This paper addresses reconnection of vortex tubes, with particular focus on the topology of the vortex lines (field lines of the vorticity). This analysis of vortex line topology reveals previously undiscovered features of the reconnection…

Fluid Dynamics · Physics 2018-05-07 Philip McGavin , David I. Pontin

A stationary stable solution of the Stokes equations for three identical heavy solid spheres falling in a vertical plane is found. It has no analog in the point-particle approximation. Three spheres aligned horizontally at equal distances…

Soft Condensed Matter · Physics 2013-05-29 Maria L. Ekiel-Jezewska , Eligiusz Wajnryb

Draining vortices provide a powerful platform for simulating black hole phenomena in tabletop experiments. In realistic fluid systems confined within a finite container, low-frequency waves amplified by the vortex are reflected at the…

A vortex molecule is a topological excitation in two coherently coupled superfluids consisting of a vortex in each superfluid connected by a domain wall of the relative phase, also known as a Josephson vortex. We investigate the dynamics of…

Quantum Gases · Physics 2022-10-25 Sarthak Choudhury , Joachim Brand

This paper explores experimental and numerical investigation of the spatio-temporal dynamics of a finite-length vortex column in three dimensions using Particle Image Velocimetry (PIV) and Large Eddy Simulation (LES). The research examines…

Fluid Dynamics · Physics 2024-11-12 Swetarka Das , Dharmendra Yadav , Abhisek Kumar Gupta , Debopam Das , Ashoke De

Vortex stretching is a common feature of many complex flows, including turbulence. Experiments and simulations of isolated vortex knots demonstrate that this behavior can also be seen in relatively simple systems, and appears to be…

Fluid Dynamics · Physics 2023-07-03 Stefan Faaland , Diego Tapia Silva , Dustin Kleckner

We study theoretically the simultaneous effect of a regular and a random pinning potentials on the vortex lattice structure at filling factor of 1. This structure is determined by a competition between the square symmetry of regular pinning…

Superconductivity · Physics 2009-02-24 W. V. Pogosov , V. R. Misko , H. J. Zhao , F. M. Peeters

We present a comprehensive theoretical study of vortex lattice formation in atomic Bose-Einstein condensates confined by a rotating elliptical trap. We consider rotating solutions of the classical hydrodynamic equations, their response to…

Other Condensed Matter · Physics 2009-11-11 N. G. Parker , R. M. W. van Bijnen , A. M. Martin

We investigate the collective dynamics of multivortex assemblies in a two dimensional (2D) toroidal fluid film of distinct curvature and topology. The incompressible and inviscid nature of the fluid allows a Hamiltonian description of the…

Fluid Dynamics · Physics 2025-09-15 Aswathy K R , Udaya Maurya , Surya Teja Gavva , Rickmoy Samanta

We investigate bubble dynamics in a holographic superfluid undergoing a first-order phase transition with spontaneous $U(1)$ symmetry breaking. Near the nucleation threshold, the system exhibits universal critical behavior governed by a…

High Energy Physics - Theory · Physics 2026-04-21 Zhen-han Jin , Yu-ping An , Li Li

The advection of passive tracers in a system of 4 identical point vortices is studied when the motion of the vortices is chaotic. The phenomenon of vortex-pairing has been observed and statistics of the pairing time is computed. The…

Fluid Dynamics · Physics 2009-11-06 A. Laforgia , X. Leoncini , L. Kuznetsov , G. M. Zaslavsky

Exciton-polariton condensates display a variety of intriguing pattern-forming behaviors, particularly when confined in potential traps. It has previously been predicted that triangular lattices of vortices of the same sign will form…

Quantum Gases · Physics 2012-08-28 Magnus O. Borgh , Guido Franchetti , Jonathan Keeling , Natalia G. Berloff

We examine the motion of rigid, ellipsoidal swimmers subjected to a steady vortex flow in two dimensions. Numerical simulations of swimmers in a spatially periodic array of vortices reveal a range of possible behaviors, including trapping…

Chaotic Dynamics · Physics 2020-08-11 S. A. Berman , K. A. Mitchell
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