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Related papers: DC conductivity in an s-wave superconducting singl…

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We discuss a new mechanism of microwave absorption in s- and d-wave superconductors, which arises in the presence of a dc supercurrent in the system. It produces a contribution to the ac conductivity that is proportional to the inelastic…

Superconductivity · Physics 2020-05-05 M. Smith , A. V. Andreev , B. Z. Spivak

We analyse the behavior of the thermal conductivity, $\kappa(H)$, in the vortex state of a quasi-two-dimensional d-wave superconductor when both the heat current and the applied magnetic field are in the basal plane. At low temperature the…

Superconductivity · Physics 2009-10-31 I. Vekhter , P. J. Hirschfeld

The evolution from BCS to BEC superconductivity in the s-wave and d-wave channels is analyzed at zero temperature for a two-dimensional superconductor. Spectroscopic quantities for s-wave and d-wave systems present fundamental differences…

Superconductivity · Physics 2008-08-26 L. S. Borkowski , C. A. R. Sa de Melo

Using path-integral Quantum Monte Carlo we study the low-temperature phase diagram of a two-dimensional superconductor within a phenomenological model, where vortices have a finite mass and move in a dissipative environment modeled by a…

Superconductivity · Physics 2009-10-31 A. Krämer , S. Doniach

A two-dimensional gas of non-interacting quasiparticles in a nearly periodic potential and a perpendicular magnetic field is studied. The potential is a superposition of a periodic potential, induced e.g. by a charge density wave or a…

Mesoscale and Nanoscale Physics · Physics 2009-10-31 U. Eckern , K. Ziegler

We develop a time-dependent Ginzburg-Landau theory of the vortex spin Hall effect, i.e., a spin Hall effect that is driven by the motion of superconducting vortices. For the direct vortex spin Hall effect in which an input charge current…

Superconductivity · Physics 2024-05-08 Hiroto Adachi , Yusuke Kato , Jun-ichiro Ohe , Masanori Ichioka

We calculate the magnetic field dependence of quasiparticle transport properties in the vortex state of a d-wave superconductor arising solely from the quasiparticle's Doppler shift in the superflow field surrounding the vortex. Qualitative…

Superconductivity · Physics 2009-10-31 C. Kuebert , P. J. Hirschfeld

We derive the convective terms in the damping which determine the structure of the moving charge-density wave (CDW), and study the effect of a current flowing transverse to conducting chains on the CDW dynamics along the chains. In contrast…

Strongly Correlated Electrons · Physics 2009-10-31 S. N. Artemenko , S. V. Zaitsev-Zotov , V. E. Minakova , P. Monceau

Inspired by recent experiments by Geim et al. we discuss the classical theory of the Hall effect of a 2 dimensional electron gas in an inhomogeneous magnetic field. The field modulation is in the form of flux tubes created by a…

Condensed Matter · Physics 2016-08-14 Kasper Juel Eriksen , Per Hedegård

We consider the vortex state of d-wave superconductors in the clean limit. Within the linearized approximation the quasiparticle bands obtained are found to posess Dirac cone dispersion (band touchings) at special points in the Brillouin…

Superconductivity · Physics 2009-11-07 Ashvin Vishwanath

We discuss the evolution of the local quasiparticle spectral density and the related tunneling conductance measurable by the scanning tunneling microscope, as a function of distance r and angle \theta from the vortex core in a d_{x^2-y^2}…

Superconductivity · Physics 2009-10-31 M. Franz , Z. Tesanovic

We give a detailed account of the construction of non--trivial localized solutions in a 2+1 dimensional model of superconductors using a 3+1 dimensional gravitational dual theory of a black hole coupled to a scalar field. The solutions are…

High Energy Physics - Theory · Physics 2009-12-31 Tameem Albash , Clifford V. Johnson

We have considered the conductivity properties of a two dimensional electron gas (2DEG) in two different kinds of inhomogeneous magnetic fields, i.e. a disordered distribution of magnetic flux vortices, and a periodic array of magnetic flux…

Condensed Matter · Physics 2009-10-22 Mads Nielsen , Per Hedegaard

A classical model for {\em dc} transport of two dimensional electrons in a perpendicular magnetic field and under strong irradiation is considered. We demonstrate that, near the cyclotron resonance condition, and for {\em linear}…

Disordered Systems and Neural Networks · Physics 2009-11-10 A. A. Koulakov , M. E. Raikh

We present a comprehensive study of vortex structures in $d$-wave superconductors from large-scale renormalized mean-field theory of the square-lattice $t$-$t'$-$J$ model, which has been shown to provide a quantitative modeling for…

Superconductivity · Physics 2023-07-17 Yi-Hsuan Liu , Wei-Lin Tu , Gia-Wei Chern , Ting-Kuo Lee

The magnetic field $h_z$ of a moving Pearl vortex in a superconducting thin-film in $(x,y)$ plane is studied with the help of time-dependent London equation. It is found that for a vortex at the origin moving in $+x$ direction, $h_z(x,y)$…

Superconductivity · Physics 2021-02-02 V. G. Kogan , N. Nakagawa

An array of one-dimensional conductors coupled by transverse hopping and interaction is studied with the help of a variational wave function. This wave function is devised as to account for one-dimensional correlation effects. We show that…

Superconductivity · Physics 2010-11-11 A. V. Rozhkov

The anomalous Hall effect in type-II conventional and high-Tc superconductors is investigated based on the proposed novel theory of the thermally activated motion of vortex bundles over a directional-dependent energy barrier. Our…

Superconductivity · Physics 2007-05-23 Wei Yeu Chen , Ming Ju Chou

Superconducting mesoscopic devices in magnetic fields present novel properties which can only be accounted for by both the quantum confinement of the Cooper pairs and by the interaction between the magnetic-field-induced vortices.…

Superconductivity · Physics 2009-10-31 J. J. Palacios

We investigate the holographic dc conductivity of (2+1) dimensional systems while considering hyperscaling violating geometry in the bulk. We consider Einstein-Maxwell-Dilaton system with two gauge fields and Liouville type potential for…

High Energy Physics - Theory · Physics 2018-02-05 Neha Bhatnagar , Sanjay Siwach
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