518 citations · 1.9k across the 75 of their papers we have counts for
16 papers · 1 filter
Three wave mixing vacuum squeezing generation in a SNAIL-based Traveling-Wave Parametric Amplifier with alternated flux polarity
Isita Chatterjee, Pegah Darvehi, Antonio Orsi +9
Recent demonstrations of squeezing generation using Traveling Wave Parametric Amplifiers (TWPAs) have opened the way for the application of broadband microwave squeezing in quantum…
Experimental observation of dynamical blockade between transmon qubits via ZZ interaction engineering
Marco Riccardi, Aviv Glezer Moshe, Guido Menichetti +13
We report the experimental realization of strong longitudinal (ZZ) coupling between two superconducting transmon qubits achieved solely through capacitive engineering. By systemati…
Quantum Circuit-Based Adaptation for Credit Risk Analysis
Halima Giovanna Ahmad, Alessandro Sarno, Mehdi El Bakraoui +12
Noisy and Intermediate-Scale Quantum, or NISQ, processors are sensitive to noise, prone to quantum decoherence, and are not yet capable of continuous quantum error correction for f…
Experimental demonstration of non-local magic in a superconducting quantum processor
Halima Giovanna Ahmad, Gianluca Esposito, Viviana Stasino +9
Non-local magic is the non-stabilizerness that no local unitary operation can erase. It captures the joint action of entanglement and magic underlying quantum advantage, and it has…
Implementation and readout of maximally entangled two-qubit gates quantum circuits in a superconducting quantum processor
Viviana Stasino, Pasquale Mastrovito, Carlo Cosenza +8
Besides noticeable challenges in implementing low-error single- and two-qubit quantum gates in superconducting quantum processors, the readout technique and analysis are a key fact…
Modeling flux tunability in Josephson Traveling Wave Parametric Amplifiers with an open-source frequency-domain simulator
A. Levochkina, I. Chatterjee, P. Darvehi +8
Josephson Traveling Wave Parametric Amplifiers (JTWPAs) are integral parts of many experiments carried out in quantum technologies. Being composed of hundreds of Josephson junction…
On-chip microwave coherent source with in-situ control of the photon number distribution
Pasquale Mastrovito, Halima Giovanna Ahmad, Alberto Porzio +3
Coherent photon sources are key elements in different applications, ranging from quantum sensing to quantum computing. The possibility of designing and engineering superconducting…
Investigating pump harmonics generation in a SNAIL-based Traveling Wave Parametric Amplifier
A. Yu. Levochkina, H. G. Ahmad, P. Mastrovito +16
Traveling Wave Parametric Amplifiers (TWPAs) are extensively employed in experiments involving weak microwave signals for their highly desirable quantum-limited and broadband chara…
Numerical simulations of Josephson Traveling Wave Parametric Amplifiers (JTWPAs): comparative study of open-source tools
A. Yu. Levochkina, H. G. Ahmad, P. Mastrovito +6
Josephson Traveling Wave Parametric Amplifiers (JTWPAs) are largely exploited in quantum technologies for their broadband and low noise performance in the microwave regime. When on…
Mitigating Errors on Superconducting Quantum Processors through Fuzzy Clustering
Halima G. Ahmad, Roberto Schiattarella, Pasquale Mastrovito +10
Quantum utility has been severely limited in superconducting quantum hardware until now by the modest number of qubits and the relatively high level of control and readout errors,…
Discriminating the Phase of a Coherent Tone with a Flux-Switchable Superconducting Circuit
Luigi Di Palma, Alessandro Miano, Pasquale Mastrovito +5
We propose a new phase detection technique based on a flux-switchable superconducting circuit, the Josephson digital phase detector (JDPD), which is capable of discriminating betwe…
Casimir energy for N superconducting cavities: a model for the YBCO (BSCCO)
A. Allocca, S. Avino, S. Balestrieri +31
In this paper we study the Casimir energy of a sample made by N cavities, with N >> 1, across the transition from the metallic to the superconducting phase of the constituting plat…
Quantum Internet: Networking Challenges in Distributed Quantum Computing
Angela Sara Cacciapuoti, Marcello Caleffi, Francesco Tafuri +3
The Quantum Internet is envisioned as the final stage of the quantum revolution, opening fundamentally new communications and computing capabilities, including the distributed quan…
Low noise cryogenic system for the measurement of Casimir energy in rigid cavities
Giuseppe Bimonte, Detlef Born, Enrico Calloni +6
We report on preliminary results on the measurement of variations of the Casimir energy in rigid cavities through its influence on the superconducting transition of in-cavity alumi…
The Aladin2 experiment: sensitivity study
Giuseppe Bimonte, Detlef Born, Enrico Calloni +7
Aladin2 is an experiment devoted to the first measurement of variations of Casimir energy in a rigid body. The main short-term scientific motivation relies on the possibility of th…
The Aladin2 experiment: status and perspectives
Giuseppe Bimonte, Detlef Born, Enrico Calloni +7
Aladin2 is an experiment devoted to the first measurement of variations of Casimir energy in a rigid cavity. The main scientific motivation relies on the possibility of the first d…