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Related papers: Phase Transitions in Isolated Vortex Chains

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We experimentally and theoretically explore the creation and time evolution of vortex lines in the polar magnetic phase of a trapped spin-1 $^{87}$Rb Bose-Einstein condensate. A process of phase-imprinting a nonsingular vortex, its decay…

Quantum Gases · Physics 2021-03-15 Y. Xiao , M. O. Borgh , L. S. Weiss , A. Blinova , J. Ruostekoski , D. S. Hall

We report on the observation of two types of current driven transitions in metastable vortex lattices. The metastable states, which are missed in usual slow transport measurements, are detected with a fast transport technique in the vortex…

Superconductivity · Physics 2016-08-31 Z. L. Xiao , E. Y. Andrei , P. Shuk , M. Greenblat

The article reviews recent developments on magnetic properties of superconductors with anisotropic Cooper pairing. In particular, we show how the concept of broken symmetries is applied to the investigation of the mixed state in…

Condensed Matter · Physics 2016-08-31 I. A. Luk'yanchuk , M. E. Zhitomirsky

In mesoscopic two-gap superconductors with sizes of the order of the coherence length noncomposite vortices are found to be thermodynamically stable in a large domain of the $T - H$ phase diagram. In these phases the vortex cores of one…

Superconductivity · Physics 2009-11-13 L. F. Chibotaru , V. H. Dao , A. Ceulemans

We investigate the structure of vortex states in rotating two-component Bose-Einstein condensates with equal intracomponent but varying intercomponent coupling constants. A phase diagram in the intercomponent-coupling versus…

Condensed Matter · Physics 2009-11-10 Kenichi Kasamatsu , Makoto Tsubota , Masahito Ueda

This study explores the impact of in-plane magnetic fields on the superconducting state in layered Ising superconductors, resulting in the emergence of the orbital Fulde-Ferrell-Larkin-Ovchinnikov (FFLO) state coupled with Josephson…

Superconductivity · Physics 2024-10-01 Hongyi Yan , Haiwen Liu , Yi Liu , Ding Zhang , X. C. Xie

Numerical simulations are used to examine the transition dynamics between metastable and ground state vortex lattice phases in a system with combined sixfold and twelvefold contributions to the vortex-vortex interactions. The system is…

Superconductivity · Physics 2023-12-01 D. Minogue , M. R. Eskildsen , C. Reichhardt , C. J. O. Reichhardt

It is commonly accepted that the peak effect (PE) in the critical current density of type II superconductors is a consequence of an order-disorder transition in the vortex lattice (VL). Examination of vortex lattice configurations (VLCs) in…

Superconductivity · Physics 2009-11-13 G. Pasquini , D. Perez Daroca , C. Chiliotte , G. S. Lozano , V. Bekeris

We show that the ground state of a weakly charged two-dimensional electron-hole fluid in a strong magnetic field is a broken translation symmetry state with interpenetrating lattices of localized vortices and antivortices in the…

Mesoscale and Nanoscale Physics · Physics 2025-05-28 Bo Zou , Allan H. MacDonald

We carry out simulations of the anisotropic uniformly frustrated 3D XY model, as a model for vortex line fluctuations in high Tc superconductors. We compute the phase diagram as a function of temperature and anisotropy, for a fixed applied…

Superconductivity · Physics 2009-10-28 Tao Chen , S. Teitel

We demonstrate that there is a long-range vortex-vortex attraction in ferromagnetic superconductors due to polarization of the magnetic moments. Vortex clusters are then stabilized in the ground state for low vortex densities. The motion of…

Superconductivity · Physics 2012-11-29 Shi-Zeng Lin , Lev N. Bulaevskii , Cristian D. Batista

Superconducting vortices and phase slips are primary mechanisms of dissipation in superconducting, superfluid, and cold atom systems. While the dynamics of vortices is fairly well described, phase slips occurring in quasi-one dimensional…

Superconductivity · Physics 2017-06-01 Gregory Kimmel , Andreas Glatz , Igor S. Aranson

The topological superconductor UPt3, has three distinct vortex phases, a strong indication of its unconventional character. Using small-angle neutron scattering we have probed the vortex lattice in the UPt3 B phase with the magnetic field…

Chiral topological superconductors are expected to appear as intermediate states when a quantum anomalous Hall system is proximity coupled to an s-wave superconductor and the magnetization direction is reversed. In this paper we address the…

Mesoscale and Nanoscale Physics · Physics 2020-01-29 Gaurav Chaudhary , Allan H. MacDonald

We consider, within BCS weak coupling theory, the instability of a $d_{x^2-y^2}$-wave superconductor to a state of mixed symmetry $d+iq$, $q=d_{xy},s$. In zero magnetic field we show that there is a large and physically reasonable range of…

Superconductivity · Physics 2007-05-23 P. J. Hirschfeld , P. Wölfle

We investigate the stability of the square vortex lattice which has been recently observed in experiments on the borocarbide family of superconductors. Taking into account the tetragonal symmetry of these systems, we add fourfold symmetric…

Superconductivity · Physics 2009-10-31 Kyungwha Park , David A. Huse

At a finite temperature, the stable equilibrium states of a coupled two-component superfluid with the same mass in both non-rotating and rotating cases can be obtained by studying its real time dynamics via holography, the equilibrium state…

High Energy Physics - Theory · Physics 2019-11-20 Wei-Can Yang , Chuan-Yin Xia , Hua-Bi Zeng , Hai-Qing Zhang

A phase transition within the molten phase of the Abrikosov vortex system without disorder in extreme type-II superconductors is found via large-scale Monte-Carlo simulations. It involves breaking a U(1)-symmetry, and has a zero-field…

Superconductivity · Physics 2009-10-31 A. K. Nguyen , A. Sudbø

We study a mechanism for superconductivity in quasi-one-dimensional materials with Ising anisotropy. In an isolated chain Ising anisotropy opens a spin gap; if inter-chain coupling is sufficiently weak, single particle hopping is suppressed…

Strongly Correlated Electrons · Physics 2009-11-07 A. V. Rozhkov , A. J. Millis

The vortex lattice (VL) in the mixed state of the stannide superconductor Yb$_{3}$Rh$_{4}$Sn$_{13}$ has been studied using small-angle neutron scattering (SANS). The field dependencies of the normalized longitudinal and transverse…

Superconductivity · Physics 2015-06-03 D. G. Mazzone , J. L. Gavilano , R. Sibille , M. Ramakrishnan , C. D. Dewhurst , M. Kenzelmann