Unveiling mechanisms of electric field effects on superconductors by a magnetic field response

L Bours, MT Mercaldo, M Cuoco, E Strambini… - Physical Review …, 2020 - APS
We demonstrate that superconducting aluminium nanobridges can be driven into a state
with complete suppression of the critical supercurrent via electrostatic gating. Probing both …

Thermal superconducting quantum interference proximity transistor

N Ligato, F Paolucci, E Strambini, F Giazotto - Nature Physics, 2022 - nature.com
Superconductors are excellent thermal insulators at low temperatures owing to the presence
of an energy gap in their density of states. Through the so-called proximity effect …

[HTML][HTML] Vanadium gate-controlled Josephson half-wave nanorectifier

C Puglia, G De Simoni, N Ligato, F Giazotto - Applied Physics Letters, 2020 - pubs.aip.org
Recently, the possibility to tune the critical current of conventional metallic superconductors
via electrostatic gating was shown in wires, Josephson weak-links, and superconductor …

[HTML][HTML] A process for the preparation of high-quality and uniform large-scale Bi2212 superconducting films via the sol-gel method

X Zhao, Z Lv, Y Qi, X Lu, W Wei, D Ma, W Gong… - Journal of Materials …, 2023 - Elsevier
Bi2212 high-temperature superconducting films (HTSFs) have garnered significant interest
as a potential material for the development of high-T c microwave and terahertz (THz) …

Preliminary demonstration of a persistent Josephson phase-slip memory cell with topological protection

N Ligato, E Strambini, F Paolucci, F Giazotto - Nature communications, 2021 - nature.com
Superconducting computing promises enhanced computational power in both classical and
quantum approaches. Yet, scalable and fast superconducting memories are not …

Phase-tunable thermal rectification in the topological SQUIPT

L Bours, B Sothmann, M Carrega, E Strambini… - Physical Review …, 2019 - APS
We theoretically explore the behavior of thermal transport in the topological SQUIPT, in the
linear and nonlinear regime. The device consists of a topological Josephson junction based …

Bipolar thermoelectrical squipt (btsquipt)

C Guarcello, R Citro, F Giazotto, A Braggio - Applied Physics Letters, 2023 - pubs.aip.org
We theoretically study the quasiparticle current behavior of a thermally biased bipolar
thermoelectrical superconducting quantum interference proximity transistor, formed by a …

Josephson photodetectors via temperature-to-phase conversion

P Virtanen, A Ronzani, F Giazotto - Physical Review Applied, 2018 - APS
We theoretically investigate the temperature-to-phase conversion (TPC) process occurring
in dc superconducting quantum interferometers based on superconductor–normal-metal …

Topological SQUIPT based on helical edge states in proximity to superconductors

L Bours, B Sothmann, M Carrega, E Strambini… - Physical Review …, 2018 - APS
We propose a device based on a topological Josephson junction where the helical edge
states of a two-dimensional (2D) topological insulator are in close proximity to two …

Inductive Superconducting Quantum Interference Proximity Transistor: The L-SQUIPT

F Paolucci, P Solinas, F Giazotto - Physical Review Applied, 2022 - APS
The design for an inductive superconducting quantum interference proximity transistor with
enhanced performance, the L-SQUIPT, is presented and analyzed. The interferometer is …