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Related papers: Comment on ``Temperature Dependence of the Josephs…

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We discuss heat transport in thermally-biased long Josephson tunnel junctions in the presence of an in-plane magnetic field. In full analogy with the Josephson critical current, the phase-dependent component of the heat current through the…

Superconductivity · Physics 2016-09-06 Claudio Guarcello , Francesco Giazotto , Paolo Solinas

It is shown in previous works that the coupling between two Majorana end states in superconducting quantum wires leads to fractional Josephson effect. However, in realistic experimental conditions, multiple bands of the wires are occupied…

Mesoscale and Nanoscale Physics · Physics 2015-05-27 K. T. Law , Patrick A. Lee

Our comprehensive analysis suggests the heating origin of key findings by the authors of the commented letter, hence rendering irrelevant their conclusions.

Superconductivity · Physics 2007-05-23 V. N. Zavaritsky

To clarify the origin of anomalous behaviors in Pb/Sr2RuO4/Pb junctions in terms of the pairing symmetry, a theory of the d.c. Josephson current in s-wave superconductor / p-wave superconductor / s-wave superconductor junctions is…

Superconductivity · Physics 2019-08-17 Masashi Yamashiro , Yukio Tanaka , Satoshi Kashiwaya

We study, both theoretically and experimentally, the features on the current-voltage characteristic of a highly transparent Josephson junction caused by transition of the superconducting leads to the normal state. These features appear due…

We explore the phase-dependent charge and heat current in the short Josephson junctions with two normal metal regions attached at opposite ends, formed at helical edge states of two-dimensional topological insulators (TIs). For all finite…

Superconductivity · Physics 2023-08-14 Paramita Dutta

We theoretically investigate the critical current of a thermally-biased SIS Josephson junction formed by electrodes made by different BCS superconductors. The response of the device is analyzed as a function of the asymmetry parameter,…

Mesoscale and Nanoscale Physics · Physics 2019-02-04 Claudio Guarcello , Alessandro Braggio , Paolo Solinas , Francesco Giazotto

The Josephson effect represents perhaps the prototype of macroscopic phase coherence and is at the basis of the most widespread interferometer, i.e., the superconducting quantum interference device (SQUID). Yet, in analogy to electric…

Mesoscale and Nanoscale Physics · Physics 2013-03-21 F. Giazotto , M. J. Martinez-Perez

We present theory of dc Josephson effect in contacts between Fe-based and spin-singlet $s$-wave superconductors. The method is based on the calculation of temperature Green's function in the junction within the tight-binding model. We…

We investigate the dynamics of a resistively shunted Josephson junction. We compute the Josephson frequency and the generalized impedances for a variety of the parameters, particularly with relevance to predicting the measurable effects of…

Superconductivity · Physics 2010-07-14 Fernando T Brandt , Josif Frenkel , John C Taylor

We develop a microscopic model to describe the Josephson dynamics between two superfluid reservoirs of ultracold fermionic atoms which accounts for the dependence of the critical current on both the barrier height and the interaction…

Quantum Gases · Physics 2019-12-04 Matteo Zaccanti , Wilhelm Zwerger

Josephson current between two d-wave superconductors is calculated by using a lattice model. Here we consider two types of junctions, $i.e.$, the parallel junction and the mirror-type junction. The maximum Josephson current $(J_{c})$ shows…

Superconductivity · Physics 2009-11-10 S. Shirai , H. Tsuchiura , Y. Asano , Y. Tanaka , J. Inoue , Y. Tanuma , S. Kashiwaya

We investigate, by experiments and numerical simulations, thermal activation processes of Josephson tunnel junctions in the presence of microwave radiation. When the applied signal resonates with the Josephson plasma frequency oscillations,…

It will be shown that the comment [1] contains numerous errors, misconceptions, inaccuracies, false assumptions, misunderstandings and unjustified claims. The analysis of the comment is built on a false assumption that the terminal current…

Classical Physics · Physics 2016-11-03 Wen Geyi

Measurements performed on superconductive networks shaped in the form of planar graphs display anomalously large currents when specific branches are biased. The temperature dependencies of these currents evidence that their origin is due to…

Tunnel junction between two superconductors is considered in the vicinity of the critical temperature. Superconductive fluctuations above Tc give rise to the noise of the ac Josephson current although the current itself is zero in average.…

Superconductivity · Physics 2009-11-13 Alex Levchenko

The Josephson effect is a kind of macroscopic quantum phenomenon that supercurrent flows through a Josephson junction without any voltage applied. We predict a novel vortex-state-mediated Josephson effect in an SNS Josephson junction…

Superconductivity · Physics 2014-09-04 Zhao Yang Zeng , Chong Zhang

We theoretically propose a phase-coherent thermal circulator based on ballistic multiterminal Josephson junctions. The breaking of time-reversal symmetry by either a magnetic flux or a superconducting phase bias allows heat to flow…

Mesoscale and Nanoscale Physics · Physics 2018-10-30 Sun-Yong Hwang , Francesco Giazotto , Björn Sothmann

Fluctuations of the current through a tunnel junction are measured using a Josephson junction. The current noise adds to the bias current of the Josephson junction and affects its switching out of the supercurrent branch. The experiment is…

Mesoscale and Nanoscale Physics · Physics 2009-02-17 Q. Le Masne , H. Pothier , Norman O. Birge , C. Urbina , D. Esteve

In DC transport through mesoscopic S-N-S junctions, it is known that the Josephson coupling decreases exponentially with increasing temperature, but the phase dependence of the conductance persists to much higher temperatures and decreases…

Superconductivity · Physics 2009-10-30 J. G. E. Harris , N. Argaman , S. J. Allen