[PDF] Top 20 Quantum Interference in Josephson Junctions

... Let us now consider a superconducting ring interrupted by a Josephson junction, as shown in Figure 1. We can think the JJ as a cut, consisting of a very thin insulating layer, between the two arms of the same ... See full document

... librium Josephson current in three-terminal SNS junctions 共 see ...the quantum-interference contribution gives rise to sample-to-sample fluctuations of the critical cur- rent I c which are ... See full document

... netic field here is far from the critical filed of Nb so the system is expected to be in full Meissner regime. The following reasons may explain this deviation: i) dephasing from the normal 2DEG regions either side of ... See full document

... quantum interference. In order to get a deeper insight into the interference phenomenon, we have performed non-equilibrium Green’s function calculations using the ground-state electron density (of ... See full document

... using quantum transport theory, demonstrate that electrochemical gating is a promising strategy for obtaining improved in-situ control over the electrical performance of interference-based molecular ... See full document

... Abstract. Josephson parametric amplification is a tool of paramount impor- tance in circuit-QED especially for the quantum-noise-limited single-shot read- out of superconducting ...a Josephson ... See full document

... 0-κ Josephson junction depends upon the magnetic flux of the vortex and it lies within the ...long Josephson junctions having alternating ±κ discon- tinuities focused on the small oscillations of ... See full document

... To conclude, we investigated the synergistic effect of molecular symmetry and QI on the charge transport through single-molecule junctions with five-membered core rings. The study of 5- membered ring cores is a ... See full document

... MA + is located at the center of the regular octahedron, which is not easy to connect to the gold electrodes, and the adjacent distance of the MA + is not in accordance with the displacement distributions. The ... See full document

... low-noise Josephson parametric amplifiers (Castellanos-Beltran et ...standard quantum optical experiment transferred to the microwave domain; see Walls and Milburn (1994) for a treatment of the field ... See full document

... of Josephson vortices (which occur in Josephson junctions) and other physical properties depends on the symmetry of the elementary cell in the Josephson junction ... See full document

... What confuses the issue about BEC is that the conven- tional textbook picture presents BEC as a consequence of statistical physics of weakly or non- interacting bosons, which obscures the central point that BEC in a ... See full document

... needs to make a homogeneous and barrier-free contacts between the superconductor and semiconductor. The formation of highly transparent interfaces in hybrid JJs as well as scaling up the number of JJs in a single chip to ... See full document

... The second situation we wish to discuss is the two- terminal measurements of zero-bias interlayer conduc- tance, G(0), by Finck et al. 19 Within our theory, this could be interpreted as the dissipative regime ( i.e. no ... See full document

... non-linear quantum optics experiment, except that the nonlin­ earities are provided by collisions between atoms rather than non-linear crys­ tals or feedback ... See full document

... two-level quantum dot is doped in our MPC. The quantum dot is interacting with the photonic states of the crystal via the electron-photon ...the quantum dot due to spontaneous emission have been ... See full document

... In practice, one observes hysteretic multi-branched characteristics, corresponding to the expected irre- versible characteristics of each junction in the measured array. In all previously published measurements, marked ... See full document

... of quantum impurities is a large field of research whose motivation is at least ...the quantum system of interest itself, (ii) it can be a component of a quantum-sensing device, or (iii) it acts as a ... See full document

... WL and EEI effects Weak localisation effects reveal themselves as an increas- ing resistance as temperature is lowered (T < 2 K for Sample II and T < 20 K for Samples III and IV), a negative magneto-resistance (MR) ... See full document

... lecular junctions, whose transport properties depend sensi- tively on the orientation of the molecule with respect to the ...molecular junctions can be made with reactive ... See full document