English
Related papers

Related papers: Thermal transport in superconductor heterostructur…

200 papers

We investigate the thermal transport properties in superconductor-antiferromagnet-superconductor and superconductor-ferromagnet-superconductor junctions based on buckled two-dimensional materials (BTDMs). Owing to the unique buckled…

Superconductivity · Physics 2023-02-07 Yu-Hao Zhuo , Biao Wu , Gang Ouyang , Hai Li

Although the electrical transport properties of mesoscopic metallic samples have been investigated extensively over the past two decades, the thermal properties have received far less attention. This may be due in part to the difficulty of…

Mesoscale and Nanoscale Physics · Physics 2009-11-07 D. A. Dikin , S. Jung , V. Chandrasekhar

The phase and thermal driven transport properties of the T-shaped uncorrelated double quantum dot Josephson junction are analyzed by using Keldysh non-equilibrium Green's function equation of motion technique. In this setup, we have shown…

Mesoscale and Nanoscale Physics · Physics 2023-03-10 Bhupendra Kumar , Sachin Verma , Ajay

We investigate phase-coherent thermal transport in Josephson junctions made from unconventional superconductors or superfluids. The thermal conductance is evaluated for one- and two-dimensional junctions within the Bogoliubov-de Gennes…

Mesoscale and Nanoscale Physics · Physics 2019-07-09 Alexander G. Bauer , Björn Sothmann

Recent studies have shown the potential for bipolar thermoelectricity in superconducting tunnel junctions with asymmetric energy gaps. The thermoelectric performance of these systems is significantly impacted by the inverse proximity…

Mesoscale and Nanoscale Physics · Physics 2023-06-14 A. Hijano , F. S. Bergeret , F. Giazotto , A. Braggio

The interplay between superconductivity and ferromagnetism has long been pursued as a route to unconventional Josephson effects, yet suitable material platforms remain limited. Here we report Josephson junctions based on epitaxial…

Thermoelectric effects result from the coupling of charge and heat transport, and can be used for thermometry, cooling and harvesting of thermal energy. The microscopic origin of thermoelectric effects is a broken electron-hole symmetry,…

Superconductivity · Physics 2016-04-08 S. Kolenda , P. Machon , D. Beckmann , W. Belzig

We demonstrate that antiferromagnet-superconductor (AF-S) junctions show qualitatively different transport properties than normal metal-superconductor (N--S) and ferromagnet-superconductor (F-S) junctions. We attribute these transport…

Superconductivity · Physics 2020-11-30 Martin F. Jakobsen , Kristian B. Naess , Paramita Dutta , Arne Brataas , Alireza Qaiumzadeh

The interplay between superconductivity and ferromagnetism in the superconductor/ferromagnet (SC/FM) heterostructures generates many interesting physical phenomena, including spin-triplet superconductivity, superconducting order parameter…

Mesoscale and Nanoscale Physics · Physics 2022-11-17 Ranran Cai , Igor Žutić , Wei Han

We discuss how phase coherence manifests in the heat transport through superconducting single and multichannel Josephson junctions in time dependent situations. We consider the heat current driven through the junction by a temperature…

Superconductivity · Physics 2015-03-02 P. Virtanen , F. Giazotto

Josephson junctions with three or more superconducting leads have been predicted to exhibit topological effects in the presence of few conducting modes within the interstitial normal material. Such behavior, of relevance for…

Mesoscale and Nanoscale Physics · Physics 2020-02-25 Gino V. Graziano , Joon Sue Lee , Mihir Pendharkar , Chris Palmstrøm , Vlad S. Pribiag

Cooper pairs in superconductors are normally spin singlet. Nevertheless, recent studies suggest that spin-triplet Cooper pairs can be created at carefully engineered superconductor-ferromagnet interfaces. If Cooper pairs are spin-polarized…

Superconductivity · Physics 2020-09-01 Lailai Li , Yuelei Zhao , Xixiang Zhang , Young Sun

We provide a brief and comprehensive overview over recent developments in the field of phase-coherent caloritronics in ordinary and topological Josephson junctions. We start from the simple case of a short, one-dimensional…

Mesoscale and Nanoscale Physics · Physics 2020-02-13 Sun-Yong Hwang , Björn Sothmann

We investigate the coherent energy and thermal transport in a temperature-biased long Josephson tunnel junction, when a Josephson vortex, i.e., a soliton, steadily drifts driven by an electric bias current. We demonstrate that thermal…

Mesoscale and Nanoscale Physics · Physics 2018-09-06 Claudio Guarcello , Paolo Solinas , Alessandro Braggio , Francesco Giazotto

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

In this review, we discuss the impact of interfaces and heterojuctions on the electronic and thermoelectric transport properties of materials. We review recent progress in understanding electronic transport in two-dimensional (2D) materials…

Mesoscale and Nanoscale Physics · Physics 2019-10-02 Arnab K. Majee , Adithya Kommini , Zlatan Aksamija

In an in-situ prepared three-terminal Josephson junction based on the topological insulator Bi$_4$Te$_3$ and the superconductor Nb the transport properties are studied. The differential resistance maps as a function of two bias currents…

Ferromagnetism and superconductivity are two key ingredients to create non-Abelian quasiparticle excitations that are expected as building blocks to construct topological quantum computers. Adversely, ferromagnetism and superconductivity…

The thermoelectric transport through a molecular bridge is discussed, with an emphasis on the effects of inelastic processes of the transport electrons caused by the coupling to the vibrational modes of the molecule. In particular it is…

Mesoscale and Nanoscale Physics · Physics 2015-03-17 O. Entin-Wohlman , Y. Imry , A. Aharony

We present an investigation of heat transport in gapless graphene-based Ferromagnetic /singlet Superconductor/Ferromagnetic (FG$\mid$SG$\mid$FG) junctions. We find that unlike uniform increase of thermal conductance vs temperature, the…

Superconductivity · Physics 2011-11-01 Morteza Salehi , Mohammad Alidoust , Yousef Rahnavard , Gholamreza Rashedi
‹ Prev 1 2 3 10 Next ›