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Related papers: Screening and Topological Order in Thin Supercondu…

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Properties of disordered thin films are discussed based on the viewpoint that superconducting islands are formed in the system. These lead to superconducting correlations confined in space, which are known to form spontaneously in thin…

Superconductivity · Physics 2009-11-13 Y. Dubi , Y. Meir , Y. Avishai

It is shown how the static and dynamic electromagnetic properties can be calculated for thin flat superconducting films of any shape and size, also multiply connected as used for SQUIDs, and for any value of the effective magnetic London…

Superconductivity · Physics 2009-11-11 Ernst Helmut Brandt

We study a 3D model of driven vortices in weakly coupled layered superconductors with strong pinning. Above the critical force $F_c$, we find a plastic flow regime in which pancakes in different layers are uncoupled, corresponding to a…

Superconductivity · Physics 2007-05-23 A. B. Kolton , D. Dominguez , C. J. Olson , N. Gronbech-Jensen

This is an analytical study of pinning and spontaneous vortex phase is a system consisting of a superconducting thin film pierced by a long ferromagnetic columnar defect of finite radius $R$. The magnetic fields, screening currents, energy…

Superconductivity · Physics 2007-05-23 M. Amin Kayali

We consider a thin superconducting film with randomly magnetized dots on top of it. The dots produce a disordered pinning potential for vortices in the film. We show that for dots with permanent and random magnetization normal or parallel…

Superconductivity · Physics 2010-02-17 Zoran Ristivojevic

In a recent paper [Phys. Rev. Lett. 97, 070401 (2006)] the transition rate of magnetic spin-flip of a neutral two-level atom trapped in the vicinity of a thick superconducting body was studied. In the present paper we will extend these…

Quantum Physics · Physics 2013-05-29 Per K. Rekdal , Bo-Sture K. Skagerstam

We study theoretically the behavior of vortices in a thin film superconductor placed close to a soft magnetic film. It is shown that the field from the vortex induces a magnetization distribution in the soft magnetic film, thus modifying…

Superconductivity · Physics 2009-11-10 Lars Egil Helseth

We have combined high resolution magneto-optical imaging with an ultra-fast heating/cooling technique to measure the movement of individual vortices in a superconducting film. The motion took place while the film was heated close to $T_c$,…

Superconductivity · Physics 2011-09-13 Daniel Golubchik , Emil Polturak , Gad Koren

We have simulated the thermodynamics of vortices in a thin film of a type-II superconductor. We make the lowest Landau level approximation, and use quasi-periodic boundary conditions. Our work is consistent with the results of previous…

Superconductivity · Physics 2013-08-28 Niels R. Walet , M. A. Moore

A vortex-induced transverse voltage in a superconducting film, previously predicted theoretically, has been seen experimentally for the first time. The magnitude of this voltage and its nonmonotonic current dependence are explained on the…

Superconductivity · Physics 2007-05-23 I. Yu. Antonova , V. M. Zakosarenko , E. V. Il'ichev , V. I. Kuznetsov , V. A. Tulin

The Ginzburg-Landau equations are solved for ideally periodic vortex lattices in superconducting films of arbitrary thickness in a perpendicular magnetic field. The order parameter, current density, magnetic moment, and the 3-dimensional…

Superconductivity · Physics 2009-11-10 Ernst Helmut Brandt

A new approach to the treatment of magnetic fluctuations in thin films of type I superconductors is introduced. Results for the dependence of free energy, specific heat and order parameter profile on the film thickness near the equilibrium…

Superconductivity · Physics 2009-11-10 D. V. Shopova , T. P. Todorov

Recent progress in two-dimensional superconductors with atomic-scale thicknesses is reviewed mainly from the experimental point of view. The superconducting systems treated here involve a variety of materials and forms: elemental-metal…

Superconductivity · Physics 2016-11-17 Takashi Uchihashi

Vortex dynamics in a bilayer thin film superconductor are studied through a Josephson-coupled double layer XY model. A renormalization group analysis shows that there are three possible states associated with the relative phase of the…

Superconductivity · Physics 2009-11-11 Wei Zhang , H. A. Fertig

Elaborating reliable and versatile strategies for efficient light coupling between free space and thin films is of crucial importance for new technologies in energy efficiency. Nanostructured materials have opened unprecedented…

Optics · Physics 2013-04-10 Kevin Vynck , Matteo Burresi , Francesco Riboli , Diederik S. Wiersma

Due to their high kinetic inductance, highly disordered superconducting thin films are a potential hardware for the realization of compact, low-noise elements in cryoelectronic applications. However, high disorder typically results in…

Superconductivity · Physics 2026-02-12 J. Lorenz , S. Linzen , M. Ziegler , G. Oelsner , R. Stolz , F. S. Tautz , F. Lüpke , E. Il'ichev

We report results from Monte Carlo simulations of a thin film superconductor in a spherical geometry within the lowest Landau level approximation. We observe the absence of a phase transition to a low temperature vortex solid phase with…

Condensed Matter · Physics 2009-10-28 M. J. W. Dodgson , M. A. Moore

Topological quantum materials hold great promise for future technological applications. Their unique electronic properties, such as protected surface states and exotic quasiparticles, offer opportunities for designing novel electronic…

Strongly Correlated Electrons · Physics 2024-05-28 Christian Stefan Gruber , Mahmoud Abdel-Hafiez

It has been experimentally observed that weakly conducting suspended films of smectic liquid crystals undergo electroconvection when subjected to a large enough potential difference. The resulting counter-rotating vortices form a very…

patt-sol · Physics 2009-10-30 V. B. Deyirmenjian , Zahir A. Daya , Stephen W. Morris

The purpose of this article is to study the behavior of a heterogeneous thin film whose microstructure oscillates on a scale that is comparable to that of the thickness of the domain. The argument is based on a 3D-2D dimensional reduction…

Analysis of PDEs · Mathematics 2007-05-23 Jean-Francois Babadjian , Margarida Baia