We report the direct coupling of femtosecond laser-written photonic circuits and SPAD arrays, showcasing unitary coupling efficiency and 41% detection efficiency, offering a promising route for scalable, high-performance detection systems beyond traditional cryogenic-based systems.
Towards Hybrid Integration of Laser-Written Integrated Photonic Circuits and Single-Photon Avalanche Diode Arrays
Riccardo Albiero;Giulio Gualandi;Niki di Giano;Giacomo Corrielli;Angelo Gulinatti;Ivan Rech;Roberto Osellame;Giulia Acconcia;Francesco Ceccarelli
2025-01-01
Abstract
We report the direct coupling of femtosecond laser-written photonic circuits and SPAD arrays, showcasing unitary coupling efficiency and 41% detection efficiency, offering a promising route for scalable, high-performance detection systems beyond traditional cryogenic-based systems.File in questo prodotto:
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