92 citations · 614 across the 19 of their papers we have counts for
19 papers
Search for post-inflationary QCD axions with a quantum-limited tunable microwave receiver
Giosuè Sardo Infirri, David Alesini, Caterina Braggio +22
A search for cosmological axions has been performed by scanning a frequency region of MHz centered at about GHz, corresponding to an axion mass eV.…
Search for galactic axions with a traveling wave parametric amplifier
R. Di Vora, A. Lombardi, A. Ortolan +24
A traveling wave parametric amplifier has been integrated in the haloscope of the QUAX experiment. A search for dark matter axions has been performed with a high Q dielectric cavit…
Thermodynamics of a Single Mesoscopic Phononic Mode
Ilya Golokolenov, Arpit Ranadive, Luca Planat +5
In recent decades, the laws of thermodynamics have been pushed down to smaller and smaller scales, within the field of stochastic thermodynamics and state-of-art experiments perfor…
An Haloscope Amplification Chain based on a Travelling Wave Parametric Amplifier
Caterina Braggio, Giulio Cappelli, Giovanni Carugno +8
In this paper we will describe the characterisation of a rf detection chain based on a travelling wave parametric amplifier (TWPA). The detection chain is meant to be used for dark…
A gate-tunable graphene Josephson parametric amplifier
Guilliam Butseraen, Arpit Ranadive, Nicolas Aparicio +8
With a large portfolio of elemental quantum components, superconducting quantum circuits have contributed to dramatic advances in microwave quantum optics. Of these elements, quant…
Observation of two-mode squeezing in a traveling wave parametric amplifier
Martina Esposito, Arpit Ranadive, Luca Planat +9
Traveling wave parametric amplifiers (TWPAs) have recently emerged as essential tools for broadband near quantum-limited amplification. However, their use to generate microwave qua…
Perspective on traveling wave microwave parametric amplifiers
Martina Esposito, Arpit Ranadive, Luca Planat +1
Quantum-limited microwave parametric amplifiers are genuine key pillars for rising quantum technologies and in general for applications that rely on the successful readout of weak…
Simulating MADMAX in 3D: Requirements for Dielectric Axion Haloscopes
S. Knirck, J. Schütte-Engel, S. Beurthey +38
We present 3D calculations for dielectric haloscopes such as the currently envisioned MADMAX experiment. For ideal systems with perfectly flat, parallel and isotropic dielectric di…
Kerr reversal in Josephson meta-material and traveling wave parametric amplification
Arpit Ranadive, Martina Esposito, Luca Planat +5
Josephson meta-materials have recently emerged as very promising platform for superconducting quantum science and technologies. Their distinguishing potential resides in ability to…
Critical slowing down in the bistable regime of circuit quantum electrodynamics
P. Brookes, G. Tancredi, A. D. Patterson +5
We investigate the dynamics of the bistable regime of the generalized Jaynes-Cummings Hamiltonian (GJC), realised by a circuit quantum electrodynamics (cQED) system consisting of a…
Calibration of the cross-resonance two-qubit gate between directly-coupled transmons
A. D. Patterson, J. Rahamim, T. Tsunoda +8
Quantum computation requires the precise control of the evolution of a quantum system, typically through application of discrete quantum logic gates on a set of qubits. Here, we us…
Realization of a Carbon-Nanotube-Based Superconducting Qubit
Matthias Mergenthaler, Ani Nersisyan, Andrew Patterson +6
Hybrid circuit quantum electrodynamics (QED) involves the study of coherent quantum physics in solid state systems via their interactions with superconducting microwave circuits. H…
Quantum model for Impulsive Stimulated Raman Scattering
Filippo Glerean, Stefano Marcantoni, Giorgia Sparapassi +4
The interaction between ultrashort light pulses and non-absorbing materials is dominated by Impulsive Stimulated Raman Scattering (ISRS). The description of ISRS in the context of…
Probing the fluctuations of the optical properties in time-resolved spectroscopy
Francesco Randi, Martina Esposito, Francesca Giusti +4
We show that, in optical pump-probe experiments on bulk samples, the statistical distribution of the intensity of ultrashort light pulses after the interaction with a nonequilibriu…
Phase separation in the non-equilibrium Verwey transition in magnetite
Francesco Randi, Ignacio Vergara, Fabio Novelli +9
We present equilibrium and out-of-equilibrium studies of the Verwey transition in magnetite. In the equilibrium optical conductivity, we find a step-like change at the phase transi…
Quantum interferences reconstruction with low homodyne detection efficiency
M. Esposito, F. Randi, K. Titimbo +7
Standard quantum state reconstruction techniques indicate that a detection efficiency of is an absolute threshold below which quantum interferences cannot be measured. Howeve…
Photon number statistics uncover the fluctuations in non-equilibrium lattice dynamics
Martina Esposito, Kelvin Titimbo, Klaus Zimmermann +7
Fluctuations of the atomic positions are at the core of a large class of unusual material properties ranging from quantum para-electricity to high temperature superconductivity. Th…
Witnessing the formation and relaxation of massive quasi-particles in a strongly correlated electron system
Fabio Novelli, Giulio De Filippis, Vittorio Cataudella +17
The non-equilibrium semiconductors physics is based on the paradigm that different degrees of freedom interact on different timescales. In this context the photo-excitation is ofte…
Pulsed homodyne Gaussian quantum tomography with low detection efficiency
Martina Esposito, Fabio Benatti, Roberto Floreanini +8
Pulsed homodyne quantum tomography usually requires a high detection efficiency limiting its applicability in quantum optics. Here, it is shown that the presence of low detection e…