160 citations · 782 across the 21 of their papers we have counts for
21 papers
Probing gravitational interaction between milligram optomechanical oscillators operating in the quantum regime
M. Bonaldi, A. Borrielli, G. Di Giuseppe +12
We present an ongoing optomechanical experiment aimed at detecting gravitational interaction between milligram-scale oscillators, and exploring its interplay with quantum mechanics…
Large amplitude mechanical coherent states and detection of weak nonlinearities in cavity optomechanics
Wenlin Li, Paolo Piergentili, Francesco Marzioni +9
The generation of large-amplitude coherent states of a massive mechanical resonator, and their quantum-limited detection represent useful tools for quantum sensing and for testing…
Mechanical characterization of a membrane with an on-chip loss shield in a cryogenic environment
Francesco Marzioni, Riccardo Natali, Michele Bonaldi +9
The quantum transduction of an rf/microwave signal to the optical domain, and vice versa, paves the way for technologies that exploit the advantages of each domain to perform quant…
Two-membrane etalon
Francesco Marzioni, Riccardo Natali, Nicola Malossi +3
Optomechanics with semi-transparent membrane multi-oscillators in a high-finesse cavity is an established solution for designing the dispersive interaction, and reaching many achie…
Low Noise Opto-Electro-Mechanical Modulator for RF-to-Optical Transduction in Quantum Communications
Michele Bonaldi, Antonio Borrielli, Giovanni Di Giuseppe +7
In this work, we present an Opto-Electro-Mechanical Modulator (OEMM) for RF-to-optical transduction realized via an ultra-coherent nanomembrane resonator capacitively coupled to an…
Amplitude and phase noise in Two-membrane cavity optomechanics
Francesco Marzioni, Francesco Rasponi, Paolo Piergentili +3
Cavity optomechanics is a suitable field to explore quantum effects on macroscopic objects and develop quantum technology applications. A perfect control of the laser noise is requ…
Absolute determination of the single-photon optomechanical coupling rate via a Hopf bifurcation
Paolo Piergentili, Wenlin Li, Riccardo Natali +2
We establish a method for the determination of the single-photon optomechanical coupling rate, which characterizes the radiation pressure interaction in an optomechanical system. T…
Two-membrane cavity optomechanics: non-linear dynamics
Paolo Piergentili, Wenlin Li, Riccardo Natali +3
We study the non-linear dynamics of a multimode optomechanical system constituted of a driven high-finesse Fabry-Pérot cavity containing two vibrating dielectric membranes. The ana…
Sympathetic cooling of a radio-frequency LC circuit to its ground state in an optoelectromechanical system
Nicola Malossi, Paolo Piergentili, Jie Li +4
We present a complete theory for laser cooling of a macroscopic radio-frequency LC electrical circuit by means of an optoelectromechanical system, consisting of an optical cavity d…
Probing quantum gravity effects with quantum mechanical oscillators
M. Bonaldi, A. Borrielli, A. Chowdhury +13
Phenomenological models aiming to join gravity and quantum mechanics often predict effects that are potentially measurable in refined low-energy experiments. For instance, modified…
Noise robustness of synchronization of two nanomechanical resonators coupled to the same cavity field
Wenlin Li, Paolo Piergentili, Jie Li +5
We study synchronization of a room temperature optomechanical system formed by two resonators coupled via radiation pressure to the same driven optical cavity mode. By using stocha…
Two-membrane cavity optomechanics
Paolo Piergentili, Letizia Catalini, Mateusz Bawaj +5
We study the optomechanical behaviour of a driven Fabry-Pérot cavity containing two vibrating dielectric membranes. We characterize the cavity-mode frequency shift as a function of…
Normal--mode splitting in a weakly coupled optomechanical system
Massimiliano Rossi, Nenad Kralj, Stefano Zippilli +6
Normal--mode splitting is the most evident signature of strong coupling between two interacting subsystems. It occurs when two subsystems exchange energy between themselves faster…
Enhancement of three-mode optomechanical interaction by feedback-controlled light
Nenad Kralj, Massimiliano Rossi, Stefano Zippilli +6
We realise a feedback-controlled optical Fabry-Perot cavity in which the transmitted cavity output is used to modulate the input amplitude fluctuations. The resulting phase-depende…
Enhancing sideband cooling by feedback--controlled light
Massimiliano Rossi, Nenad Kralj, Stefano Zippilli +6
We realise a phase-sensitive closed-loop control scheme to engineer the fluctuations of the pump field which drives an optomechanical system, and show that the corresponding coolin…
Microfabrication of large area high-stress silicon nitride membranes for optomechanical devices
E. Serra, M. Bawaj, A. Borrielli +16
In view of the integration of membrane resonators with more complex MEMS structures, we developed a general fabrication procedure for circular shape SiN membranes using Deep Re…
Probing deformed commutators with macroscopic harmonic oscillators
Mateusz Bawaj, Ciro Biancofiore, Michele Bonaldi +11
A minimal observable length is a common feature of theories that aim to merge quantum physics and gravity. Quantum mechanically, this concept is associated to a nonzero minimal unc…
Optomechanical sideband cooling of a thin membrane within a cavity
M. Karuza, C. Molinelli, M. Galassi +5
We present an experimental study of dynamical back-action cooling of the fundamental vibrational mode of a thin semitransparent membrane placed within a high-finesse optical cavity…
Trigger-disabling Acquisition System for Quantum Key Distribution failsafe against Self-blinding
M. Bawaj, M. Lucamarini, R. Natali +2
Modern single-photon detectors based on avalanche photodiodes offer increasingly higher triggering speeds, thus fostering their use in several fields, prominently in the recent are…
Quantum dynamics of a high-finesse optical cavity coupled with a thin semi-transparent membrane
C. Biancofiore, M. Karuza, M. Galassi +4
We study the quantum dynamics of the cavity optomechanical system formed by a Fabry-Perot cavity with a thin vibrating membrane at its center. We first derive the general multimode…
Quantum dynamics of a vibrational mode of a membrane within an optical cavity
M. Karuza, C. Biancofiore, M. Galassi +4
Optomechanical systems are a promising candidate for the implementation of quantum interfaces for storing and redistributing quantum information. Here we focus on the case of a hig…