189 citations · 647 across the 19 of their papers we have counts for
17 papers · 1 filter
Resonant subgap current transport in Josephson field effect transistor
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko
We study theoretically the current-voltage characteristics (IVCs) of the Josephson field effect transistor - a ballistic SNINS junction with superconducting (S) electrodes confinin…
Nonequilibrium and relaxation effects in tunnel superconducting junctions
E. V. Bezuglyi, A. S. Vasenko, E. N. Bratus'
The specific property of a planar tunnel junction with thin-film diffusive plates and long enough leads is an essential enhancement of its transmission coefficient compared to the…
Current noise in diffusive SNS junctions in the incoherent MAR regime (a review)
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko +1
We present a theory for the current shot noise in long diffusive SNS structures with low-resistive interfaces at arbitrary temperatures. In such structures, the noise is mostly gen…
Current-voltage characteristics of asymmetric double-barrier Josephson junctions
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko
We develop a theory for the current-voltage characteristics of diffusive superconductor-normal metal-superconductor Josephson junctions with resistive interfaces and the distance b…
Dissipative charge transport in diffusive superconducting double-barrier junctions
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko
We solve the coherent multiple Andreev reflection (MAR) problem and calculate current-voltage characteristics (IVCs) for Josephson SINIS junctions, where S are local-equilibrium su…
Multiparticle tunneling in diffusive superconducting junctions
E. V. Bezuglyi, A. S. Vasenko, E. N. Bratus' +2
We formulate a theoretical framework to describe multiparticle current transport in planar superconducting tunnel junctions with diffusive electrodes. The approach is based on dire…
Subgap current in superconducting tunnel junctions with diffusive electrodes
E. V. Bezuglyi, A. S. Vasenko, E. N. Bratus' +2
We calculate the subgap current in planar superconducting tunnel junctions with thin-film diffusive leads. It is found that the subharmonic gap structure of the tunnel current scal…
Dynamics and phonon-induced decoherence of Andreev level qubit
A. Zazunov, V. S. Shumeiko, G. Wendin +1
We present detailed theory for Andreev level qubit, the system consisting of a highly transmissive quantum point contact embedded in a superconducting loop. The two-level Hamiltoni…
Phase dependent current statistics in short-arm Andreev interferometer
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko +1
We calculate analytically the current statistics for a short diffusive wire between the normal reservoir and a short superconductor-normal metal-superconductor (SNS) junction, at a…
Andreev Level Qubit
A. Zazunov, V. S. Shumeiko, E. N. Bratus' +2
We investigate the dynamics of a two-level Andreev bound state system in a transmissive quantum point contact embedded in an rf-SQUID. Coherent coupling of the Andreev levels to th…
Phase dependent multiple Andreev reflections in SNS interferometers
J. Lantz, V. S. Shumeiko, E. Bratus +1
A theory of coherent multiple Andreev reflections (MAR) is developed for superconductor-normal metal-superconductor (SNS) interferometers. We consider a Y-shape normal electron bea…
Current noise in long diffusive SNS junctions in the incoherent MAR regime
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko +1
Spectral density of current fluctuations at zero frequency is calculated for a long diffusive SNS junction with low-resistive interfaces. At low temperature, T << Delta, the subgap…
Circuit theory of multiple Andreev reflections in diffusive SNS junctions: the incoherent case
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko +2
The incoherent regime of Multiple Andreev Reflections (MAR) is studied in long diffusive SNS junctions at applied voltages larger than the Thouless energy. Incoherent MAR is treate…
Multiple Andreev reflections and enhanced shot noise in diffusive SNS junctions
E. V. Bezuglyi, E. N. Bratus', V. S. Shumeiko +1
We study the dc conductance and current fluctuations in diffusive voltage biased SNS junctions with a tunnel barrier inside the mesoscopic normal region. We find that at subgap vol…
On the theory of Josephson effect in a diffusive tunnel junction
E. V. Bezuglyi, E. N. Bratus', V. P. Galaiko
Specific features of the equilibrium current-carrying state of a Josephson tunnel junction between diffusive superconductors are studied theoretically in the 1D geometry. It is fou…
Resonant multiple Andreev reflections in mesoscopic superconducting junctions
G. Johansson, E. N. Bratus, V. S. Shumeiko +1
We investigate the properties of subharmonic gap structure (SGS) in superconducting quantum contacts with normal-electron resonances. We find two distinct new features of the SGS i…
Scattering theory of superconductive tunneling in quantum junctions
V. S. Shumeiko, E. N. Bratus', G. Wendin
We present a consistent theory of superconductive tunneling in single-mode junctions within a scattering formulation of Bogoliubov-de Gennes quantum mechanics. Both dc Josephson ef…