4 papers · 1 filter
Solution-derived barium titanate waveguides for integrated electro-optic modulation
Virginia Falcone, Eleni Prountzou, Jost Kellner +2
Metal oxides with strong nonlinear optical properties and wide transparency window are key materials for the development of compact and efficient photonic integrated circuits used…
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…
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…