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Programmable photonic waveguide arrays: opportunities and challenges
Yang Yang, Akram Youssry, Alberto Peruzzo
The rising complexity of photonic applications, ranging from quantum computing to neuromorphic processing, has driven the demand for highly programmable and scalable photonic integ…
A fixed phase tunable directional coupler based on coupling tuning
Yang Yang, Tim Weiss, Hamed Arianfard +2
The field of photonic integrated circuits has witnessed significant progress in recent years, with a growing demand for devices that offer high-performance reconfigurability. Due t…
Programmable high-dimensional Hamiltonian in a photonic waveguide array
Yang Yang, Robert J. Chapman, Ben Haylock +4
Waveguide lattices offer a compact and stable platform for a range of applications, including quantum walks, topological effects, condensed matter system simulation, and classical…
Vertical Injection and Wideband Grating Coupler Based on Asymmetric Grating Trenches
Md Asaduzzaman, Robert J. Chapman, Brett C. Johnson +1
A Silicon-on-insulator (SOI) perfectly vertical fibre-to-chip grating coupler is proposed and designed based on engineered subwavelength structures. The high directionality of the…
Submicron domain engineering in periodically poled lithium niobate on insulator
Inna Krasnokutska, Jean-Luc J. Tambasco, Alberto Peruzzo
Lithium niobate on insulator (LNOI) is extensively researched for potential applications in telecommunication, sensing and quantum technology. Low-loss waveguides in LNOI have been…
High coupling efficiency grating couplers on lithium niobate on insulator
I. Krasnokutska, R. J. Chapman, J. -L. J. Tambasco +1
We demonstrate monolithically defined grating couplers in -cut lithium niobate on insulator for efficient vertical coupling between an optical fiber and a single mode waveguide.…