Publications (80)
Anomalous periodicity and parafermion hybridization in superconducting qubits
Alessio Calzona, Matteo Carrega, Luca Chirolli
Topological quantum computation relies on a protected degenerate subspace enabling complicated operations in a noise-resilient way. To this end, hybrid platforms based on non-Abeli…
Energy transport in an integrable parafermionic chain via generalized hydrodynamics
Leonardo Mazza, Jacopo Viti, Matteo Carrega +2
We study energy transport in the integrable parafermionic chain using the partitioning protocol. By exploiting the Bethe-ansatz solution for the thermodynamics of the…
The impact of disorder on Dirac plasmon losses
Alessandro Principi, Giovanni Vignale, Matteo Carrega +1
Recent scattering-type scanning near-field optical spectroscopy (s-SNOM) experiments on single-layer graphene have reported Dirac plasmon lifetimes that are substantially shorter t…
Energy exchange in driven open quantum systems at strong coupling
Matteo Carrega, Paolo Solinas, Maura Sassetti +1
The time-dependent energy transfer in a driven quantum system strongly coupled to a heat bath is studied within an influence functional approach. Exact formal expressions for the s…
Ultra-stable charging of fast-scrambling SYK quantum batteries
Dario Rosa, Davide Rossini, Gian Marcello Andolina +2
Collective behavior strongly influences the charging dynamics of quantum batteries (QBs). Here, we study the impact of nonlocal correlations on the energy stored in a system of …
Optimal work-to-work conversion of a nonlinear quantum brownian duet
Matteo Carrega, Maura Sassetti, Ulrich Weiss
Performances of work-to-work conversion are studied for a dissipative nonlinear quantum system with two isochromatic phase-shifted drives. It is shown that for weak Ohmic damping s…
Quasiparticle entropy in superconductor/normal metal/superconductor proximity junctions in the diffusive limit
Pauli Virtanen, Francesco Vischi, Elia Strambini +2
We discuss the quasiparticle entropy and heat capacity of a dirty superconductor-normal metal-superconductor junction. In the case of short junctions, the inverse proximity effect…
Transient dynamics of spin-polarized injection in helical Luttinger liquids
Alessio Calzona, Matteo Carrega, Giacomo Dolcetto +1
We analyze the time evolution of spin-polarized electron wave packets injected into the edge states of a two-dimensional topological insulator. In the presence of electron interact…
Electron cooling with graphene-insulator-superconductor tunnel junctions and applications to fast bolometry
Francesco Vischi, Matteo Carrega, Alessandro Braggio +4
Electronic cooling in hybrid normal metal-insulator-superconductor junctions is a promising technology for the manipulation of thermal loads in solid state nanosystems. One of the…
Shallow quantum circuits are robust hunters for quantum many-body scars
Gabriele Cenedese, Maria Bondani, Alexei Andreanov +3
Presently, noisy intermediate-scale quantum computers encounter significant technological challenges that make it impossible to generate large amounts of entanglement. We leverage…
Dissipation-induced collective advantage of a quantum thermal machine
Matteo Carrega, Luca Razzoli, Paolo Andrea Erdman +3
Do quantum correlations lead to better performance with respect to several different systems working independently? For quantum thermal machines, the question is whether a working…
Quench-induced entanglement and relaxation dynamics in Luttinger liquids
Alessio Calzona, Filippo Maria Gambetta, Fabio Cavaliere +2
We investigate the time evolution towards the asymptotic steady state of a one dimensional interacting system after a quantum quench. We show that at finite time the latter induces…
Tunneling spectroscopy as a probe of fractionalization in 2D magnetic heterostructures
Matteo Carrega, Ivan J. Vera-Marun, Alessandro Principi
In this paper we develop the theory for 2D-to-2D tunneling spectroscopy aided by magnetic or quantum-order excitations, and apply it to the description of van-der-Waals heterostruc…
From Dyson Models to Many-Body Quantum Chaos
Alexei Andreanov, Matteo Carrega, Jeff Murugan +3
A deep understanding of the mechanisms underlying many-body quantum chaos is one of the big challenges in contemporary theoretical physics. We tackle this problem in the context of…
Anomalous supercurrent and diode effect in locally perturbed topological Josephson junctions
Samuele Fracassi, Simone Traverso, Niccolò Traverso Ziani +3
The simultaneous breaking of time-reversal and inversion symmetry can lead to peculiar effects in Josephson junctions, such as the anomalous Josephson effect or supercurrent rectif…
Microscopic theory of plasmon-enabled resonant terahertz detection in bilayer graphene
Andrea Tomadin, Matteo Carrega, Marco Polini
The electron gas hosted in a two-dimensional solid-state matrix, such as a quantum well or a two-dimensional van der Waals heterostructure, supports the propagation of plasma waves…
Evidence of Josephson coupling in a few-layer black phosphorus planar Josephson junction
Francesca Telesio, Matteo Carrega, Giulio Cappelli +7
Setting up strong Josephson coupling in van der Waals materials in close proximity to superconductors offers several opportunities both to inspect fundamental physics and to develo…
Non-Classical Longitudinal Magneto-Resistance in Anisotropic Black Phosphorus
Francesca Telesio, Nicholas Hemsworth, William Dickerson +11
Resistivity measurements of a few-layer black phosphorus (bP) crystal in parallel magnetic fields up to 45 T are reported as a function of the angle between the in-plane field and…
Multi-mode architectures for noise-resilient superconducting qubits
Alessio Calzona, Matteo Carrega
Great interest revolves around the development of new strategies to efficiently store and manipulate quantum information in a robust and decoherence-free fashion. Several proposals…
Optimal energy conversion through anti-adiabatic driving breaking time-reversal symmetry
Loris Maria Cangemi, Matteo Carrega, Antonio De Candia +4
Starting with Carnot engine, the ideal efficiency of a heat engine has been associated with quasi-static transformations and vanishingly small output power. Here, we exactly calcul…
Bulk and shear viscosities of the 2D electron liquid in a doped graphene sheet
Alessandro Principi, Giovanni Vignale, Matteo Carrega +1
Hydrodynamic flow occurs in an electron liquid when the mean free path for electron-electron collisions is the shortest length scale in the problem. In this regime, transport is de…
Interference induced thermoelectric switching and heat rectification in quantum Hall junctions
Luca Vannucci, Flavio Ronetti, Giacomo Dolcetto +2
Interference represents one of the most striking manifestation of quantum physics in low-dimensional systems. Despite evidences of quantum interference in charge transport have bee…
Intrinsic lifetime of Dirac plasmons in graphene
Alessandro Principi, Giovanni Vignale, Matteo Carrega +1
Dirac plasmons in a doped graphene sheet have recently been shown to enable confinement of light to ultrasmall volumes. In this work we calculate the intrinsic lifetime of a Dirac…
Full electrostatic control of quantum interference in an extended trenched Josephson junction
Stefano Guiducci, Matteo Carrega, Fabio Taddei +4
Hybrid semiconductor/superconductor devices constitute an important platform for a wide range of applications, from quantum computing to topological-state-based architectures. Here…
Hybrid quantum thermal machines with dynamical couplings
Fabio Cavaliere, Luca Razzoli, Matteo Carrega +2
Quantum thermal machines can perform useful tasks, such as delivering power, cooling, or heating. In this work, we consider hybrid thermal machines, that can execute more than one…
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…
Investigation of InAs based devices for topological applications
Matteo Carrega, Stefano Guiducci, Andrea Iorio +10
Hybrid superconductor/semiconductor devices constitute a powerful platform to investigate the emergence of new topological state of matter. Among all possible semiconductor materia…
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…
Universal scaling of quench-induced correlations in a one-dimensional channel at finite temperature
Alessio Calzona, Filippo Maria Gambetta, Matteo Carrega +3
It has been shown that a quantum quench of interactions in a one-dimensional fermion system at zero temperature induces a universal power law in its long-time dyna…
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…
Unveiling operator growth in SYK quench dynamics
Matteo Carrega, Joonho Kim, Dario Rosa
We study non-equilibrium dynamics induced by a sudden quench of strongly correlated Hamiltonians with all-to-all interactions. By relying on a Sachdev-Ye-Kitaev (SYK) based quench…
Enhancing coherent energy transfer between quantum devices via a mediator
Alba Crescente, Dario Ferraro, Matteo Carrega +1
We investigate the coherent energy transfer between two quantum systems mediated by a quantum bus. In particular, we consider the energy transfer process between two qubits, and ho…
Time-resolved energy dynamics after single electron injection into an interacting helical liquid
Alessio Calzona, Matteo Acciai, Matteo Carrega +2
The possibility to inject a single electron into ballistic conductors is at the basis of the new field of electron quantum optics. Here, we consider a single electron injection int…
Highly confined low-loss plasmons in graphene-boron nitride heterostructures
Achim Woessner, Mark B. Lundeberg, Yuanda Gao +10
Graphene plasmons were predicted to possess ultra-strong field confinement and very low damping at the same time, enabling new classes of devices for deep subwavelength metamateria…
Nonlocal Thermoelectricity in a S-TI-S Junction in Contact with a N-Metal Probe: Evidence for Helical Edge States
Gianmichele Blasi, Fabio Taddei, Liliana Arrachea +2
We consider a Josephson junction hosting a Kramers pair of helical edge states of a quantum spin Hall bar in contact with a normal-metal probe. In this hybrid system, the orbital p…
Coherent Josephson thermodynamic cycles
Francesco Vischi, Matteo Carrega, Pauli Virtanen +3
A superconductor/normal metal/superconductor Josephson junction is a coherent electron system where the thermodynamic entropy depends on temperature and phase difference across the…
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…
Engineering dynamical couplings for quantum thermodynamic tasks
Matteo Carrega, Loris Maria Cangemi, Giulio De Filippis +3
Describing the thermodynamic properties of quantum systems far from equilibrium is challenging, in particular when the system is strongly coupled to its environment, or when memory…
Assessing bound states in a one-dimensional topological superconductor: Majorana versus Tamm
Lucia Vigliotti, Fabio Cavaliere, Matteo Carrega +1
Majorana bound states in topological superconductors have attracted intense research activity in view of applications in topological quantum computation. However, they are not the…
Spin-thermoelectric transport induced by interactions and spin-flip processes in two dimensional topological insulators
Flavio Ronetti, Luca Vannucci, Giacomo Dolcetto +2
We consider thermoelectric transport properties of the edge states of a two dimensional topological insulator in a double quantum point contact geometry coupled to two thermally bi…
Non-equilibrium effects on charge and energy partitioning after an interaction quench
Alessio Calzona, Filippo Maria Gambetta, Matteo Carrega +2
Charge and energy fractionalization are among the most intriguing features of interacting onedimensional fermion systems. In this work we determine how these phenomena are modified…
Anyons in Quantum Hall Interferometry
Matteo Carrega, Luca Chirolli, Stefan Heun +1
The quantum Hall (QH) effect represents a unique playground where quantum coherence of electrons can be exploited for various applications, from metrology to quantum computation. I…
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…
Signatures of Jackiw-Rebbi resonance in the thermal conductance of topological Josephson junctions with magnetic islands
Daniel Gresta, Gianmichele Blasi, Fabio Taddei +3
Josephson junctions in two-dimensional topological insulators with embedded magnetic domains can host a number of topological phases, in particular, Jackiw-Rebbi solitons and Major…
Ultrafast charging in a two-photon Dicke quantum battery
Alba Crescente, Matteo Carrega, Maura Sassetti +1
We consider a collection of two level systems, such as qubits, embedded into a microwave cavity as a promising candidate for the realization of high power quantum batteries. In thi…
Computation of transient dynamics of energy power for a dissipative two state system
Matteo Carrega, Paolo Solinas, Alessandro Braggio +1
We consider a two level system coupled to a thermal bath and we investigate the variation of energy transferred to the reservoir as a function of time. The physical quantity under…
Nonlocal thermoelectric detection of interaction and correlations in edge states
Alessandro Braggio, Matteo Carrega, Björn Sothmann +1
We investigate nonequilibrium effects in the transport of interacting electrons in quantum conductors, proposing the nonlocal thermoelectric response as a direct indicator of the p…
Rashba-controlled thermal valve in helical liquids
Alessio Calzona, Niccolò Traverso Ziani, Matteo Carrega +1
In the context of one-dimensional fermionic systems, helical Luttiger liquids are not only characterized by intriguing spin properties, but also by the possibility to be manipulate…
Half-integer Shapiro steps in highly transmissive InSb nanoflag Josephson junctions
Andrea Iorio, Alessandro Crippa, Bianca Turini +8
We investigate a ballistic InSb nanoflag-based Josephson junction with Nb superconducting contacts. The high transparency of the superconductor-semiconductor interfaces enables the…
Thermodynamics of a phase-driven proximity Josephson junction
Francesco Vischi, Matteo Carrega, Alessandro Braggio +2
We study the thermodynamic properties of a superconductor/normal metal/superconductor Josephson junction {in the short limit}. Owing to the proximity effect, such a junction consti…
Levitons in helical liquids with Rashba spin-orbit coupling probed by a superconducting contact
Flavio Ronetti, Matteo Carrega, Maura Sassetti
We consider transport properties of a single edge of a two-dimensional topological insulators, in presence of Rashba spin-orbit coupling, driven by two external time-dependent volt…
Anyonic tight-binding models of parafermions and of fractionalized fermions
Davide Rossini, Matteo Carrega, Marcello Calvanese Strinati +1
Parafermions are emergent quasi-particles which generalize Majorana fermions and possess intriguing anyonic properties. The theoretical investigation of effective models hosting th…
A Topological SQUIPT based on helical edge states in proximity to superconductors
Lennart Bours, Björn Sothmann, Matteo Carrega +4
We propose a device based on a topological Josephson junction where the helical edge states of a two-dimensional topological insulator are in close proximity to two superconducting…
Dissipative dynamics of an open quantum battery
Matteo Carrega, Alba Crescente, Dario Ferraro +1
Coupling with an external environment inevitably affects the dynamics of a quantum system. Here, we consider how charging performances of a quantum battery, modelled as a two level…
Efficiency and thermodynamic uncertainty relations of a dynamical quantum heat engine
Luca Razzoli, Fabio Cavaliere, Matteo Carrega +2
In the quest for high-performance quantum thermal machines, looking for an optimal thermodynamic efficiency is only part of the issue. Indeed, at the level of quantum devices, fluc…
Lossy Micromaser Battery: Almost Pure States in the Jaynes-Cummings Regime
Vahid Shaghaghi, Varinder Singh, Matteo Carrega +2
We consider a micromaser model of a quantum battery, where the battery is a single mode of the electromagnetic field in a cavity, charged via repeated interactions with a stream of…
Dynamical heat engines with non--Markovian reservoirs
Fabio Cavaliere, Matteo Carrega, Giulio De Filippis +3
We discuss whether, and under which conditions, it is possible to realize a heat engine simply by dynamically modulating the couplings between the quantum working medium and therma…
The quartic Blochnium: an anharmonic quasicharge superconducting qubit
Luca Chirolli, Matteo Carrega, Francesco Giazotto
The quasicharge superconducting qubit realizes the dual of the transmon and shows strong robustness to flux and charge fluctuations thanks to a very large inductance closed on a Jo…
Josephson Diode Effect in High Mobility InSb Nanoflags
Bianca Turini, Sedighe Salimian, Matteo Carrega +6
We report evidence of non-reciprocal dissipation-less transport in single ballistic InSb nanoflag Josephson junctions, owing to a strong spin-orbit coupling. Applying an in-plane m…
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-…
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…
Phase-tunable thermal rectification in the topological SQUIPT
Lennart Bours, Björn Sothmann, Matteo Carrega +5
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 ba…
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…
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…
Cluster Ising quantum batteries can mimic super-extensive charging power
Anna Pavone, Federico Luigi Cavagnaro, Matteo Carrega +3
Quantum batteries, miniaturized devices able to store and release energy on demand, are promising both because their intrinsic energy and time scales can match those of other quant…
Analytically Solvable Model for Qubit-Mediated Energy Transfer between Quantum Batteries
Alba Crescente, Dario Ferraro, Matteo Carrega +1
The coherent energy transfer between two identical two-level systems is investigated. Here, the first quantum system plays the role of a charger, while the second can be seen as a…
Nonlocal thermoelectricity in a topological Andreev interferometer
Gianmichele Blasi, Fabio Taddei, Liliana Arrachea +2
We discuss the phase dependent nonlocal thermoelectric effect in a topological Josephson junction in contact with a normal-metal probe. We show that, due to the helical nature of t…
Spectral properties of interacting helical channels driven by Lorentzian pulses
Matteo Acciai, Alessio Calzona, Matteo Carrega +2
Precise shaping of coherent electron sources allows the controlled creation of wavepackets into a one dimensional (1D) quantum conductor. Periodic trains of Lorentzian pulses have…
Plasmon losses due to electron-phonon scattering: the case of graphene encapsulated in hexagonal Boron Nitride
Alessandro Principi, Matteo Carrega, Mark Lundeberg +4
Graphene sheets encapsulated between hexagonal Boron Nitride (hBN) slabs display superb electronic properties due to very limited scattering from extrinsic disorder sources such as…
Probing interactions via non-equilibrium momentum distribution and noise in integer quantum Hall systems at
Matteo Acciai, Matteo Carrega, Jérôme Rech +3
We consider the excitation of single-electron wave packets by means of a time dependent voltage applied to the ballistic edge channels of the integer quantum Hall effect at filling…
Plasmons and Coulomb drag in Dirac/Schroedinger hybrid electron systems
Alessandro Principi, Matteo Carrega, Reza Asgari +2
We show that the plasmon spectrum of an ordinary two-dimensional electron gas (2DEG) hosted in a GaAs heterostructure is significantly modified when a graphene sheet is placed on t…
Time-resolved pure spin fractionalization and spin-charge separation in helical Luttinger liquid based devices
Alessio Calzona, Matteo Carrega, Giacomo Dolcetto +1
Helical Luttinger liquids, appearing at the edge of two-dimensional topological insulators, represent a new paradigm of one-dimensional systems, where peculiar quantum phenomena ca…
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…
Nonlocal thermoelectric engines in hybrid topological Josephson junctions
Gianmichele Blasi, Fabio Taddei, Liliana Arrachea +2
The thermoelectric performance of a topological Josephson nonlocal heat engine is thoroughly investigated. The nonlocal response is obtained by using a normal metal probe coupled w…
Quantum Hall Effect in a Josephson Junction
Stefano Guiducci, Matteo Carrega, Giorgio Biasiol +3
Hybrid superconductor/semiconductor devices constitute a powerful platform where intriguing topological properties can be investigated. Here we present fabrication methods and anal…
Gate-controlled Supercurrent in Ballistic InSb Nanoflag Josephson Junctions
Sedighe Salimian, Matteo Carrega, Isha Verma +5
High-quality III-V narrow band gap semiconductor materials with strong spin-orbit coupling and large Lande g-factor provide a promising platform for next-generation applications in…
Quantum advantage in the charging process of Sachdev-Ye-Kitaev batteries
Davide Rossini, Gian Marcello Andolina, Dario Rosa +2
The exactly-solvable Sachdev-Ye-Kitaev (SYK) model has recently received considerable attention in both condensed matter and high energy physics because it describes quantum matter…
Characterization of a Two-Photon Quantum Battery: Initial Conditions, Stability and Work Extraction
Anna Delmonte, Alba Crescente, Matteo Carrega +2
We consider a quantum battery that is based on a two-level system coupled with a cavity radiation by means of a two-photon interaction. Various figures of merit, such as stored ene…
Scanning Gate Microscopy Modulation of Supercurrent in Graphene Josephson Junctions
Ivan Villani, Samuele Fracassi, Niccolò Traverso Ziani +9
The paper uses scanning gate microscopy to locally modulate and map the supercurrent in hBN‑encapsulated graphene Josephson junctions with niobium contacts, analyzing how tip volta…
Synchronization-induced violation of thermodynamic uncertainty relations
Luca Razzoli, Matteo Carrega, Fabio Cavaliere +2
Fluctuations affect the functionality of nanodevices. Thermodynamic uncertainty relations (TURs), derived within the framework of stochastic thermodynamics, show that a minimal amo…