5 papers
Electro-optical modulation of light polarization in a nonlocal lithium niobate metasurface
Agostino Di Francescantonio, Alessandra Sabatti, Eleni Prountzou +6
We report the experimental realization of a LiNbO3 metasurface for electro-optic modulation of light polarization in the telecommunication band. High-Q quasi-bound states in the co…
Nanodomain poling unlocking backward nonlinear light generation in thin film lithium niobate
Alessandra Sabatti, Jost Kellner, Robert J. Chapman +1
Nonlinear frequency conversion offers powerful capabilities for applications in telecommunications, signal processing, and computing. Thin-film lithium niobate (TFLN) has emerged a…
Programmable Bell State Generation in an Integrated Thin Film Lithium Niobate Circuit
Andreas Maeder, Robert J. Chapman, Alessandra Sabatti +3
Entanglement is central to quantum technologies such as cryptography, sensing, and computing. Photon pairs generated via nonlinear optical processes are excellent for preparing ent…
Low threshold integrated optical parametric oscillator with a compact Bragg resonator
Jost Kellner, Alessandra Sabatti, Andreas Meader +1
Optical parametric oscillators (OPOs) have been studied as basic components for optical computing with phase encoding and Ising machines. Integrated photonics offers a scalable sol…
Efficient GHz electro-optical modulation with a nonlocal lithium niobate metasurface in the linear and nonlinear regime
Agostino Di Francescantonio, Alessandra Sabatti, Helena Weigand +8
Electro-optical modulation is widely employed for optical signal processing and in laser technology. To date, it is efficiently realized in integrated photonic systems as well as i…