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Related papers: Thermoelectric effects in superconductors

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The \textquotedblleft ferron\textquotedblright\ excitations of the electric-dipolar order carry energy as well as electric dipoles. Here we predict a nonlocal ferron drag effect in a ferroelectric on top of a metallic film: An electric…

Mesoscale and Nanoscale Physics · Physics 2023-04-05 Ping Tang , Ken-ichi Uchida , Gerrit E. W. Bauer

The conductance through a semi-infinite one-dimensional wire, partly embedded in a superconducting bulk electrode, is studied. When the electron-electron interactions within the wire are strongly repulsive, the wire effectively decouples…

Strongly Correlated Electrons · Physics 2009-11-13 Raphael Matthews , Oded Agam

Both superconductivity and thermoelectricity offer promising prospects for daily energy efficiency applications. The advancements of thermoelectric materials have led to the huge improvement of the thermoelectric figure of merit in the past…

Efficient heat management at cryogenic temperatures is crucial for superconducting quantum technologies. This study demonstrates the controlled manipulation of the heat flow and heat rectification through an asymmetric superconducting…

Mesoscale and Nanoscale Physics · Physics 2024-10-17 F. Antola , A. Braggio , G. De Simoni , F. Giazotto

Irradiation of the strong light on the material leads to numerous non-linear effects that are essential to understand the physics of excited states of the system and for optoelectronics. Here, we study the non-linear thermoelectric effect…

Mesoscale and Nanoscale Physics · Physics 2021-03-05 Pankaj Bhalla

It is very important to elucidate the mechanism of superconductivity for achieving room temperature superconductivity. This paper is a short review article on the mechanism of high-temperature superconductivity. In the first half of this…

Strongly Correlated Electrons · Physics 2019-07-05 Takashi Yanagisawa

We propose a scheme of multilayer thermoelectric engine where {\em one} electric current is coupled to {\em two} temperature gradients in three-terminal geometry. This is realized by resonant tunneling through quantum dots embedded in two…

Mesoscale and Nanoscale Physics · Physics 2015-07-06 Jian-Hua Jiang

We propose altermagnet-superconductor junctions as a way to achieve a thermoelectric response in metals free of external or stray magnetic fields. We combine qualitative analysis in a simplified model with a more rigorous approach based on…

Superconductivity · Physics 2024-09-18 Pavlo O. Sukhachov , Erik Wegner Hodt , Jacob Linder

A superconductor is a material that conducts electric current with no resistance. Superconductivity and magnetism are known to be antagonistic phenomena: superconductors expel weak external magnetic field (the Meissner effect) while a…

High Energy Physics - Phenomenology · Physics 2011-04-25 M. N. Chernodub

We develop a finite temperature mean field theory in the path integral picture for an extremely dilute system of interacting Fermions in a plane. In the limit of short ranged interactions, the system is shown to undergo a phase transition…

Strongly Correlated Electrons · Physics 2007-05-23 A. Agarwal , S. G. Rajeev

We investigate the electrical conductivity and thermoelectric effects in topological crystalline insulators in the presence of short- and long-range impurity interactions. We employ the generalized Boltzmann formalism for anisotropic Fermi…

Mesoscale and Nanoscale Physics · Physics 2016-11-29 Babak Zare Rameshti , Reza Asgari

The thermoelectric effect in a quantum dot system connected to two electron reservoirs in the presence of a photon cavity is investigated using a quantum master equation in the steady-state regime. If a quantized photon field is applied to…

Mesoscale and Nanoscale Physics · Physics 2019-05-21 Nzar Rauf Abdullah , Chi-Shung Tang , Andrei Manolescu , Vidar Gudmundsson

We study the superconductivity in typical $d$-band elemental superconductors V and Nb with the recently developed non-empirical computational scheme based on the density functional theory for superconductors. The effect of ferromagnetic…

Superconductivity · Physics 2021-01-04 Kentaro Tsutsumi , Yuma Hizume , Mitsuaki Kawamura , Ryosuke Akashi , Shinji Tsuneyuki

The irreversible thermodynamics of a continuous medium with magnetic dipoles predicts that a temperature gradient in the presence of magnetisation waves induces a magnetic induction field, which is the magnetic analog of the Seebeck effect.…

Mesoscale and Nanoscale Physics · Physics 2015-06-16 Sylvain D. Brechet , Francesco A. Vetro , Elisa Papa , Stewart E. Barnes , Jean-Philippe Ansermet

Thermoelectric effects allow the generation of electrical power from waste heat and the electrical control of cooling and heating. Remarkably, these effects are also highly sensitive to the asymmetry in the density of states around the…

Mesoscale and Nanoscale Physics · Physics 2016-07-13 I. J. Vera-Marun , J. J. van den Berg , F. K. Dejene , B. J. van Wees

In the linear regime, thermo-electric effects between two conductors are possible only in the presence of an explicit breaking of the electron-hole symmetry. We consider a tunnel junction between two electrodes and show that this condition…

Mesoscale and Nanoscale Physics · Physics 2020-03-17 G. Marchegiani , A. Braggio , F. Giazotto

In this Letter we study thermoelectric effects in ultra small quantum dots. We study the behaviour of the thermopower, Peltier coefficient and thermal conductance both in the sequencial tunneling regime and in the regime where Kondo…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 Daniel Boese , Rosario Fazio

We have studied the effect of perpendicular magnetic fields and temperatures on the nonlinear electronic transport in amorphous Ta superconducting thin films. The films exhibit a magnetic field induced metallic behavior intervening the…

Superconductivity · Physics 2009-11-11 Y. Seo , Y. Qin , C. L. Vicente , K. S. Choi , Jongsoo Yoon

We theoretically consider the spin Seebeck effect, the charge Seebeck coefficient, and the thermoelectric figure of merit in superconducting hybrid structures including either magnetic textures or intrinsic spin-orbit coupling. We…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 Marianne Etzelmüller Bathen , Jacob Linder

We discuss the nonlinear current of an interacting quantum dot coupled to normal and superconducting reservoirs with applied voltage and temperature differences. Due to the particle-hole symmetry introduced by the superconducting lead, the…

Mesoscale and Nanoscale Physics · Physics 2015-03-24 Sun-Yong Hwang , Rosa Lopez , David Sanchez
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