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Related papers: Transverse shift in crossed Andreev reflection

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The accurate and proper form of electron-hole excitations and corresponding Dirac-like spinors of monolayer molybdenum disulfide superconductor are exactly obtained. Andreev reflection and resulting subgap conductance in a $MoS_2$-based…

Mesoscale and Nanoscale Physics · Physics 2017-02-01 H. Goudarzi , M. Khezerlou , S. F. Ebadzadeh

A theory of crossed Andreev reflection in structures consisting of a superconductor with two ferromagnetic leads is presented. The electric current due to the crossed Andreev reflection strongly depends on the relative orientation of the…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Taro Yamashita , Saburo Takahashi , Sadamichi Maekawa

We calculate the full transport counting statistics in a three-terminal tunnel device with one superconducting source and two normal-metal or ferromagnet drains. We obtain the transport probability distribution from direct Andreev…

Mesoscale and Nanoscale Physics · Physics 2009-01-23 Jan Petter Morten , Daniel Huertas-Hernando , Wolfgang Belzig , Arne Brataas

We investigate the transport properties of a ferromagnet-superconductor interface within the framework of a modified three-dimensional Blonder-Tinkham-Klapwijk formalism. In particular, we propose that charge inhomogeneity forms via two…

Mesoscale and Nanoscale Physics · Physics 2015-06-05 Ya-Fen Hsu , Tian-Wei Chiang , Guang-Yu Guo , Shang-Fan Lee , Jun-Jih Liang

Recently, exciting progress has been made in using the superconducting nanowires coupled to gate-defined quantum dots (QDs) to mimic the Kiteav chain and realize the Majorana-bound states via a poor man's route. The essential ingredient is…

Mesoscale and Nanoscale Physics · Physics 2025-02-13 Zhi-Hai Liu , Chuanchang Zeng , H. Q. Xu

We consider a process of the Andreev reflection between a normal metal and the s-wave superconductor in the FFLO state. It is shown that the process takes place if the energy of the incoming electron is bound within the finite interval…

Superconductivity · Physics 2015-05-13 Tomasz L. Partyka , Mariusz Sadzikowski , Motoi Tachibana

We argue that the interpretation of the experiment [Nature Physics 21, 708-715 (2025)] is misleading in two respects. First, the bias voltages impact the non-local differential conductance randomly, rather than systematically, and the bias…

Mesoscale and Nanoscale Physics · Physics 2025-05-30 E. S. Tikhonov , V. S. Khrapai

In a recent publication, Lee $et$ $al.$ discussed experimental observation of Klein tunneling into a proximity-induced topological superconducting state of SmB$_{6}$ through the measurement of Andreev reflection with low-bias conductance…

Superconductivity · Physics 2019-07-18 Shekhar Das , Kurt Gloos , Yu. G. Naidyuk , Goutam Sheet

We have fabricated a superconductor/semiconductor (S/Sm) junction composed of Al and InAs using cleaved edge overgrowth. By exploiting the unique geometry with a thin Al/Pt/Al trilayer formed on the side surface of an in-situ cleaved…

Mesoscale and Nanoscale Physics · Physics 2024-11-12 Takafumi Akiho , Hiroshi Irie , Yusuke Nakazawa , Satoshi Sasaki , Norio Kumada , Koji Muraki

We investigate Andreev reflection (AR) resonant tunneling through a precessing spin which is coupled to a normal metallic lead and a superconducting lead. The formula of the AR conductance at zero temperature is obtained as a function of…

Mesoscale and Nanoscale Physics · Physics 2009-11-10 Xiufeng Cao , Yaoming Shi , Xiaolong Song , Hao Chen

We theoretically study tunneling of Cooper pairs from an s-wave superconductor into two semiconductor quantum wires with strong spin-orbit interaction under magnetic field, which approximate helical Luttinger liquids. The entanglement of…

Mesoscale and Nanoscale Physics · Physics 2012-06-19 Koji Sato , Daniel Loss , Yaroslav Tserkovnyak

We investigate transport properties of a superconducting junction of many ($N \ge 2$) one-dimensional quantum wires. We include the effectofelectron-electron interaction within the one-dimensional quantum wire using a weak interaction…

Mesoscale and Nanoscale Physics · Physics 2008-04-15 Sourin Das , Sumathi Rao , Arijit Saha

We study nonlocal transport in a two-leg Kitaev ladder connected to two normal metals. The coupling between the two legs of the ladder when the legs are maintained at a (large) superconducting phase difference, results in the creation of…

Mesoscale and Nanoscale Physics · Physics 2019-07-03 Ritu Nehra , Devendra Singh Bhakuni , Auditya Sharma , Abhiram Soori

This is a colloquium-style introduction to two electronic processes in a carbon monolayer (graphene), each having an analogue in relativistic quantum mechanics. Both processes couple electron-like and hole-like states, through the action of…

Mesoscale and Nanoscale Physics · Physics 2009-09-29 C. W. J. Beenakker

We analyze the charge transport between a one-dimensional weakly interacting electron gas and a superconductor within the scaling approach in the basis of scattering states. We derive the renormalization group equations, which fully account…

Mesoscale and Nanoscale Physics · Physics 2009-11-11 M. Titov , M. Mueller , W. Belzig

We propose a tilt-assisted chirality Hall effect in the normal metal-superconductor (NS) junctions based on the time-reversal broken type-I Weyl semimetals. It is found that the chirality-contrasting skew reflection occurs at the NS…

Mesoscale and Nanoscale Physics · Physics 2024-07-22 W. Zeng

Andreev bound states are superpositions of electrons and holes in a metal that form by coherent reflection from a superconductor. When the length of the superconductor is comparable to the superconducting coherence length, Andreev bound…

Mesoscale and Nanoscale Physics · Physics 2025-08-19 Anders Enevold Dahl , Andrea Maiani , Max Geier , Javad Shabani , Karsten Flensberg

We study the transport properties of nanoscale superconducting (S) devices in which two superconducting electrodes are bridged by two parallel ferromagnetic (F) wires, forming an SFFS junction with a separation between the two wires less…

Superconductivity · Physics 2012-06-05 Madalina Colci , Kuei Sun , Nayana Shah , Smitha Vishveshwara , Dale J. Van Harlingen

The coexistence of superconductivity and ferromagnetism has brought about the phenomena of ferromagnetic superconductors. The theory needed to understand the compatibility of such antagonistic phenomena cannot be built until the pairing…

Superconductivity · Physics 2009-10-06 Colin Benjamin

In this paper we discuss the phenomenon of the Andreev reflection of quarks at the interface between the 2SC and the Color-Flavor-Locked (CFL) superconductors appeared in QCD at asymptotically high densities. We also give the general…

High Energy Physics - Phenomenology · Physics 2007-05-23 Mariusz Sadzikowski , Motoi Tachibana