80 citations · 389 across the 15 of their papers we have counts for
15 papers
Ultra-Highly Linear Magnetic Flux-to-Voltage response in Proximity-based Mesoscopic bi-SQUIDs
Giorgio De Simoni, Lorenzo Cassola, Nadia Ligato +2
Superconducting double-loop interferometers (bi-SQUIDs) have been introduced to produce magnetic flux sensors specifically designed to exhibit ultra-highly linear voltage response…
Superconducting spintronic tunnel diode
E. Strambini, M. Spies, N. Ligato +10
Diodes are key elements for electronics, optics, and detection. The search for a material combination providing the best performances for the required application is continuously o…
Development of a Josephson junction based single photon microwave detector for axion detection experiments
D Alesini, D Babusci, C Barone +30
Josephson junctions, in appropriate configurations, can be excellent candidates for detection of single photons in the microwave frequency band. Such possibility has been recently…
Thermal superconducting quantum interference proximity transistor
Nadia Ligato, Federico Paolucci, Elia Strambini +1
Superconductors are known to be excellent thermal insulators at low temperature owing to the presence of the energy gap in their density of states (DOS). In this context, the super…
Gate-control of the current-flux relation of a Josephson quantum interferometer based on proximitized metallic nanojuntions
Giorgio De Simoni, Sebastiano Battisti, Nadia Ligato +3
We demonstrate an Al superconducting quantum interference device in which the Josephson junctions are implemented through gate-controlled proximitized Cu mesoscopic weak-links. The…
Coexistence of superconductivity and spin-splitting fields in superconductor/ferromagnetic insulator bilayers of arbitrary thickness
Alberto Hijano, Stefan Ilić, Mikel Rouco +11
Ferromagnetic insulators can induce a strong exchange field in an adjacent superconductor via the magnetic proximity effect. This manifests as spin-splitting of the BCS density of…
Fully superconducting Josephson bolometers for gigahertz astronomy
Federico Paolucci, Nadia Ligato, Gaia Germanese +2
The origin and the evolution of the universe are concealed in the evanescent diffuse extragalactic background radiation (DEBRA). To reveal these signals, the development of innovat…
Development of highly sensitive nanoscale transition edge sensors for gigahertz astronomy and dark matter search
Federico Paolucci, Vittorio Buccheri, Gaia Germanese +9
Terahertz and sub-terahertz band detection has a key role both in fundamental interactions physics and technological applications, such as medical imaging, industrial quality contr…
Vanadium gate-controlled Josephson half-wave nanorectifier
C. Puglia, G. De Simoni, N. Ligato +1
Recently, the possibility to tune the critical current of conventional metallic superconductors via electrostatic gating was shown in wires, Josephson weak-links and superconductor…
Preliminary demonstration of a persistent Josephson phase-slip memory cell with topological protection
N. Ligato, E. Strambini, F. Paolucci +1
Superconducting computing promises enhanced computational power in both classical and quantum approaches. Yet, scalable and fast superconducting memories are not implemented. Here,…
Hypersensitive tunable Josephson escape sensor for gigahertz astronomy
Federico Paolucci, Nadia Ligato, Vittorio Buccheri +3
Sensitive photon detection in the gigahertz band constitutes the cornerstone to study different phenomena in astronomy, such as radio burst sources, galaxy formation, cosmic microw…
Field-Effect Control of Metallic Superconducting Systems
Federico Paolucci, Giorgio De Simoni, Paolo Solinas +4
Despite metals are believed to be insensitive to field-effect and conventional Bardeen-Cooper-Schrieffer (BCS) theories predict the electric field to be ineffective on conventional…
Magnetotransport Experiments on Fully Metallic Superconducting Dayem Bridge Field-Effect Transistors
Federico Paolucci, Giorgio De Simoni, Paolo Solinas +5
In the last 60 years conventional solid and electrolyte gating allowed sizable modulations of the surface carrier concentration in metallic superconductors resulting in tuning thei…
High operating temperature in V-based superconducting quantum interference proximity transistors
Nadia Ligato, Giampiero Marchegiani, Pauli Virtanen +2
Here we report the fabrication and characterization of fully superconducting quantum interference proximity transistors (SQUIPTs) based on the implementation of vanadium (V) in the…
InAs nanowire superconducting tunnel junctions: spectroscopy, thermometry and nanorefrigeration
Jaakko Mastomäki, Stefano Roddaro, Mirko Rocci +8
We demonstrate an original method -- based on controlled oxidation -- to create high-quality tunnel junctions between superconducting Al reservoirs and InAs semiconductor nanowires…