SUPERCURRENT NOISE IN SNS JUNCTIONS

(SNS) junction are calculated for multi-mode junction with arbitrary electron ..... where Ik = (e∆2/2¯h)Dk sinϕ/εk is the contribution to the sup...

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The opening of these superchannels leads to a supercurrent quantization which exhibits a ... steps associated with the opening of transverse channels, ... gap in the banks). However, contrary to the universality of the quantization in a normal contac

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Sep 28, 1999 - in SNS junctions are transmitted by the correlated electron-hole ... In general, two effects have been studied in three terminal SNS devices.

Jan 28, 2010 - the normal wire leads to a highly non-sinusoidal current- phase relationship, in a good agreement with Ref. [9]. We consider a diffusive normal ...

3 e〈I〉). [15], likely because the transport is mainly due to quasi- particles. But as the temperature decreases, the shot noise increases above this value. The evolution of the ... The contact pads are further covered by a low resistance. Ti-Au c

nDn′ ]. × [AmC∗ m′ + a2ma∗. 2m′+1¯AmC∗ m′ + (1 + a2ma∗. 2m′+1) BmD∗ m′ ]}. + [f(ε)f(ε′) + (1 − f(ε)) (1 − f(ε′))] δn+n′,m+m′ × {δ [ε + ε′ + 2(n + ...

Mar 17, 2014 - metal electrode into one of the superconducting banks of the Josephson junction in the absence of a net ... Complex biased circuits can contain Josephson junctions in the resistive state, as well as .... Figure 2: (Color online) Curren

Jul 28, 2013 - to finite-voltage transport properties of mesoscopic Josephson junctions with high electron transparency. ... quantitative description of MAR in junctions with arbitrary electron transparency D [8] is based on the usual scattering ....

of the Hall voltage in SNS junctions has a form of narrow pulses with the Josephson ... ωc = eH/mc is the cyclotron frequency; H is the magnetic field and eb the.

2Department of Physics and Astronomy, Appalachian State University, Boone, ... supercurrent mediated by quantum Hall (QH) edge states in boron nitride (BN).

Apr 18, 2007 - between theory an experiment, since in reality the mis- .... which accounts automatically for the normalization con- dition. ..... This means that it is reduced by approximately a factor 6, which is the same reduction factor obtained f

expected in superconducting tunnel and SNS junctions whose subgap conductivity ... lation numbers ne,h(E,x) of electrons and holes within the normal metal, 0 ...

Dec 20, 2010 - (Color online): Phase dependence of the admittance. Y in units of the .... The quasi- particle contribution is easiest to derive in a gauge where.

Dec 6, 2014 - h e e. 2e. А. -А. A(E). R(E). Figure 1. Multiple Andreev reflections in ... In diffusive SNS junctions, the electron-hole coherence in the normal ...

Jul 13, 2016 - Straße 3, 79104 Freiburg, Germany. Copyright line will be provided by the publisher. 1. arXiv:1607.03803v1 [cond-mat.mes-hall] 13 Jul 2016 ...

πΦ0 LIC(T, dF. ξF. ), where L is the loop inductance. Here we assume a sinu- soidal IS(ϕ) for simplicity[3]. For γ = 1 a phase transi- tion to a ground state with two ...

Jul 17, 2007 - the magnetic length ξH = pΦ0/H, where H is the magnetic field and ... as a funcion of a perpendicular magnetic field in ballistic SNS junctions of ...

superconductor (SNS) junction below the Thouless gap. We show that long-wave fluctuations of the concentration of impurities in the normal layer lead to the ...

Jun 10, 2010 - [The symmetric case with the equal resistances of the ..... cable when electron and hole distribution functions in the superconductors essentially ...

Oct 1, 2013 - film 's', a metallic ferromagnet 'F' and an insulating barrier 'I'. At temperatures close to ... are sandwich-type structures26−27. The characteristic ...

Mar 6, 2018 - University of Leeds, Leeds, LS2 9JT, United Kingdom .... We hope the data in this present work can help inform interpretation of the ..... It is interesting to note, however, that to recover the highest IcRN observed in this.

Mar 13, 2018 - pattern) caused by real magnetic fields passing through the junction. The absence of oscillatory supercurrent originates from the fact that strain-induced gauge fields have opposite ... charged particle propagating over a path C will a

is applied to the subharmonic gap structure (SGS); simple analytical results are ... In the general case, the exact solution is found in terms of chain-fractions, and.

ties in anisotropic supercondutor junctions. So far, such formular for the Josephson current is obtained in SIS junctions of dx2−y2 superconductors10. However ...