149 citations · 692 across the 29 of their papers we have counts for
30 papers
Gate-driven Switching Dynamics in a Fully Suspended Superconducting Nanowire
Matthijs Rog, Giacomo Trupiano, Filippo Antola +4
A gate voltage can suppress the critical current of a superconducting nanowire, and various scenarios have been proposed to describe these observations. The key difficulty is that…
Streamline controlled rectification of supercurrent in thin-film asymmetric weak links
Filippo Antola, Sebastiano Battisti, Alessandro Braggio +2
In this study, we examined the supercurrent diode effect (SDE) in mesoscopic superconducting weak links formed by asymmetric Dayem bridges. These planar metallic constrictions, whi…
Cryogenic Behavior of High-Permittivity Gate Dielectrics: The Impact of the Atomic Layer Deposition Temperature and the Lithographic Patterning Method
Alessandro Paghi, Sebastiano Battisti, Simone Tortorella +2
Dielectrics featuring a high relative permittivity, i.e., high-k dielectrics, have become the standard insulators in gate architectures, enhancing the electrical performance of bot…
Extremely weak sub-kelvin electron-phonon coupling in InAs On Insulator
Sebastiano Battisti, Giorgio De Simoni, Alessandro Braggio +3
We are proposing, as an ideal candidate for caloritronic devices operating at subKelvin temperatures, a hybrid superconductor-semiconductor platform named InAs on insulator (InAsOI…
Tunable Thermoelectric Superconducting Heat Pipe and Diode
F. Antola, A. Braggio, G. De Simoni +1
Efficient heat management at cryogenic temperatures is crucial for superconducting quantum technologies. This study demonstrates the controlled manipulation of the heat flow and he…
Quasi-ideal feedback-loop supercurrent diode
Giorgio De Simoni, Francesco Giazotto
We suggest using a device called the Bootstrap Superconducting Quantum Interference Device (BS-SQUID) to break the reciprocity in charge transport. This device uses magnetic flux b…
Gate-controlled supercurrent effect in dry-etched Dayem bridges of non-centrosymmetric niobium rhenium
Jennifer Koch, Carla Cirillo, Sebastiano Battisti +10
The application of a gate voltage to control the superconducting current flowing through a nanoscale superconducting constriction, named as gate-controlled supercurrent (GCS), has…
Demonstration of high-impedance superconducting NbRe Dayem bridges
S. Battisti, J. Koch, A. Paghi +10
Here we demonstrate superconducting Dayem-bridge weak-links made of different stoichiometric compositions of NbRe. Our devices possess a relatively high critical temperature, norma…
Back-action supercurrent diodes
Daniel Margineda, Alessandro Crippa, Elia Strambini +8
Back-action refers to a response that retro-acts on a system to tailor its properties with respect to an external stimulus. This effect is at the heart of many electronic devices s…
Estimation of the FR4 Microwave Dielectric Properties at Cryogenic Temperature for Quantum-Chip-Interface PCBs Design
Alessandro Paghi, Giacomo Trupiano, Claudio Puglia +4
Ad-hoc interface PCBs (Printed Circuit Boards) are today the standard connection between cryogenic cabling and quantum chips. Besides low-loss and low-temperature-dependent-dielect…
Circuit-theoretic phenomenological model of an electrostatic gate-controlled bi-SQUID
Thomas X. Kong, Jace Cruddas, Jonathan Marenkovic +4
A numerical model based on a lumped circuit element approximation for a bi-superconducting quantum interference device (bi-SQUID) operating in the presence of an external magnetic…
Bipolar thermoelectric superconducting single-electron transistor
Sebastiano Battisti, Giorgio De Simoni, Luca Chirolli +2
Thermoelectric effects in normal metals and superconductors are usually very small due to the presence of electron-hole symmetry. Here, we show that superconducting junctions broug…
Effects of fabrication routes and material parameters on the control of superconducting currents by gate voltage
Leon Ruf, Tosson Elalaily, Claudio Puglia +12
The control of a superconducting current via the application of a gate voltage has been recently demonstrated in a variety of superconducting devices. Although the mechanism underl…
Gate control of superconducting current: Mechanisms, parameters and technological potential
Leon Ruf, Claudio Puglia, Tosson Elalaily +14
In conventional metal-oxide semiconductor (CMOS) electronics, the logic state of a device is set by a gate voltage (VG). The superconducting equivalent of such effect had remained…
A gate- and flux-controlled supercurrent diode
Federico Paolucci, Giorgio De Simoni, Francesco Giazotto
Non-reciprocal charge transport in supercurrent diodes (SDs) polarized growing interest in the last few years for its potential applications in superconducting electronics (SCE). S…
Ultra linear magnetic flux-to-voltage conversion in superconducting quantum interference proximity transistors
Giorgio De Simoni, Francesco Giazotto
Superconducting interferometers are quantum devices able to transduce a magnetic flux into an electrical output with excellent sensitivity, integrability and power consumption. Yet…
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…
Electrostatic field-driven supercurrent suppression in ionic-gated metallic Josephson nanotransistors
Federico Paolucci, Francesco Crisà, Giorgio De Simoni +5
Recent experiments have shown the possibility of tuning the transport properties of metallic nanosized superconductors through a gate voltage. These results renewed the longstandin…
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…
Phase slips dynamics in gated Ti and V all-metallic supercurrent nano-transistors: a review
Claudio Puglia, Giorgio De Simoni, Francesco Giazotto
The effect of electrostatic gating on metallic elemental superconductors was recently demonstrated in terms of modulation of the switching current and control of the current phase…
Gate control of superconductivity in mesoscopic all-metallic devices
Claudio Puglia, Giorgio De Simoni, Francesco Giazotto
It was recently demonstrated the possibility to tune, through the application of a control gate voltage, the superconducting properties of mesoscopic devices based on Bardeen-Coope…
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…
Field-Effect Controllable Metallic Josephson Interferometer
Federico Paolucci, Francesco Vischi, Giorgio De Simoni +3
Gate-tunable Josephson junctions (JJs) are the backbone of superconducting classical and quantum computation. Typically, these systems exploit low charge concentration materials, a…
Josephson Field-Effect Transistors Based on All-Metallic Al/Cu/Al Proximity Nanojunctions
Giorgio De Simoni, Federico Paolucci, Claudio Puglia +1
We demonstrate the first \textit{all-metallic} mesoscopic superconductor-normal metal-superconductor (SNS) field-effect controlled Josephson transistors (SNS-FETs) and show their f…