Demonstration of dual Shapiro steps in small Josephson junctions
F Kaap, C Kissling, V Gaydamachenko… - Nature …, 2024 - nature.com
Bloch oscillations in small Josephson junctions were predicted theoretically as the quantum
dual to Josephson oscillations. A significant consequence of this prediction is the …
dual to Josephson oscillations. A significant consequence of this prediction is the …
Calorimetry of a phase slip in a Josephson junction
Josephson junctions are a central element in superconducting quantum technology; in these
devices, irreversibility arises from abrupt slips of the quantum phase difference across the …
devices, irreversibility arises from abrupt slips of the quantum phase difference across the …
Granular aluminium nanojunction fluxonium qubit
Mesoscopic Josephson junctions, consisting of overlapping superconducting electrodes
separated by a nanometre-thin oxide layer, provide a precious source of nonlinearity for …
separated by a nanometre-thin oxide layer, provide a precious source of nonlinearity for …
Tuning the Josephson diode response with an ac current
Josephson diodes are superconducting elements that show an asymmetry in the critical
current depending on the direction of the current. Here, we theoretically explore how an …
current depending on the direction of the current. Here, we theoretically explore how an …
Efficient microwave photon-to-electron conversion in a high-impedance quantum circuit
O Stanisavljević, JC Philippe, J Gabelli, M Aprili… - Physical Review Letters, 2024 - APS
We demonstrate an efficient and continuous microwave photon-to-electron converter with
large quantum efficiency (83%) and low dark current. These unique properties are enabled …
large quantum efficiency (83%) and low dark current. These unique properties are enabled …
[HTML][HTML] High kinetic inductance NbTiN superconducting transmission line resonators in the very thin film limit
TM Bretz-Sullivan, RM Lewis, AL Lima-Sharma… - Applied Physics …, 2022 - pubs.aip.org
We examine the DC and radio frequency (RF) response of superconducting transmission
line resonators comprised of very thin NbTiN films,< 12 nm in thickness, in the high …
line resonators comprised of very thin NbTiN films,< 12 nm in thickness, in the high …
NbReN: A disordered superconductor in thin film form for potential application as superconducting nanowire single photon detector
C Cirillo, V Granata, A Spuri, A Di Bernardo… - Physical Review …, 2021 - APS
A superconductor, NbReN, in thin film form is synthesized. Here, the deposition parameters
and the electrical transport characterization of NbReN films grown by reactive dc sputtering …
and the electrical transport characterization of NbReN films grown by reactive dc sputtering …
Quantum bath engineering of a high impedance microwave mode through quasiparticle tunneling
In microwave quantum optics, dissipation usually corresponds to quantum jumps, where
photons are lost one by one. Here we demonstrate a new approach to dissipation …
photons are lost one by one. Here we demonstrate a new approach to dissipation …
Tuning superinductors by quantum coherence effects for enhancing quantum computing
Research on spatially inhomogeneous weakly coupled superconductors has recently
received a boost of interest because of the experimental observation of a dramatic …
received a boost of interest because of the experimental observation of a dramatic …
Ultrahigh kinetic inductance superconducting materials from spinodal decomposition
Disordered superconducting nitrides with kinetic inductance have long been considered to
be leading material candidates for high‐inductance quantum‐circuit applications. Despite …
be leading material candidates for high‐inductance quantum‐circuit applications. Despite …