8 papers
Cryogenic nonlinear processes in thin-film lithium niobate
Tristan Kuttner, Ulrich Sauter, Robert J. Chapman +6
Photonic integrated circuits operating at cryogenic temperatures are necessary for many quantum technologies such as quantum transduction, integrated single-photon emitters and det…
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…
Scalable quantum interference in integrated lithium niobate nanophotonics
Tristan Kuttner, Alessandra Sabatti, Jost Kellner +2
Photonics has emerged as one of the leading platforms for the implementation of real-world-applicable quantum technologies, enabling secure communication, enhanced sensing capabili…
Counter-propagating spontaneous parametric down-conversion source in lithium niobate on insulator
Jost Kellner, Alessandra Sabatti, Tristan Kuttner +2
Quantum photonic technologies rely on the ability to generate, manipulate, and interfere indistinguishable single photons on a scalable platform. Among the various approaches, spon…
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…