49 citations · 106 across the 12 of their papers we have counts for
12 papers
Scanning Gate Microscopy Modulation of Supercurrent in Graphene Josephson Junctions
Ivan Villani, Samuele Fracassi, Niccolò Traverso Ziani +9
Graphene Josephson junctions represent an excellent platform for quantum technologies, thanks to the combination of high carrier mobility, ballistic transport, and large gate-tunab…
Graphene Josephson diodes from inherent asymmetric disorder
Ivan Villani, Luca Chirolli, Matteo Carrega +10
Josephson diodes are non-reciprocal superconducting devices characterized by different switching currents depending on the current flow direction. They recently attracted considera…
Intrinsic and Tunable Superconducting Diode Effect in Quantum Spin Hall Systems
Samuele Fracassi, Simone Traverso, Stefan Heun +3
Nonreciprocal dissipationless transport has long been sought for applications in superconducting technologies. Recently, it has been implemented by the so called superconducting di…
Covariant field theory of 3D massive fractons
Erica Bertolini, Matteo Carrega, Nicola Maggiore +1
We construct a covariant and gauge-invariant theory describing massive fractons in three spacetime dimensions, based on a symmetric rank-2 tensor field. The model includes a Chern-…
Vortex Pinning in Niobium covered by a thin polycrystalline Gold
Wenbin Li, Ivan Villani, Ylea Vlamidis +11
Owing to its superconducting properties, Niobium (Nb) is an excellent candidate material for superconducting electronics and applications in quantum technology. Here we perform sca…
Supercurrent modulation in InSb nanoflag-based Josephson junctions by scanning gate microscopy
Antonio Lombardi, Gaurav Shukla, Giada Bucci +10
InSb nanoflags represent an interesting platform for quantum transport and have recently been exploited in the study of hybrid planar Josephson junctions. Due to the uncovered semi…
Superconducting Quantum Interference Devices based on InSb nanoflag Josephson junctions
Andrea Chieppa, Gaurav Shukla, Simone Traverso +10
Planar Josephson junctions (JJs) based on InSb nanoflags have recently emerged as an intriguing platform in superconducting electronics. This letter presents the fabrication and in…
Quasi--periodic supercurrent at quantum Hall transitions
Ivan Villani, Matteo Carrega, Alessandro Crippa +9
The combination of superconductivity and quantum Hall (QH) effect is regarded as a key milestone in advancing topological quantum computation in solid-state systems. Recent quantum…
Fractons from covariant higher-rank 3D BF theory
Erica Bertolini, Alberto Blasi, Matteo Carrega +2
In this paper we study the 3D gauge theory of two tensor gauge fields: , which we take symmetric, and , with no symmetry on its indices. The corresponding inv…
Side-gate modulation of supercurrent in InSb nanoflag-based Josephson junctions
Bianca Turini, Sedighe Salimian, Matteo Carrega +4
InSb nanoflags, due to their intrinsic spin-orbit interactions, are an interesting platform in the study of planar Josephson junctions. Ballistic transport, combined with high tran…
Vectorial control of the spin-orbit interaction in suspended InAs nanowires
Andrea Iorio, Mirko Rocci, Lennart Bours +6
Semiconductor nanowires featuring strong spin-orbit interactions (SOI), represent a promising platform for a broad range of novel technologies, such as spintronic applications or t…
Coherent transport properties of a three-terminal hybrid superconducting interferometer
F. Vischi, M. Carrega, E. Strambini +4
We present an exhaustive theoretical analysis of a double-loop Josephson proximity interferometer, as the one recently realized by Strambini et al. for the control of the Andreev s…