3 papers
physics.optics2025
Ultra-compact broadband spot size converter using metamaterial cell-based inverse design
Alejandro Sánchez-Sánchez, Carlos Pérez-Armenta, José Manuel Luque-González +4
With the expansion of silicon photonics from datacom applications into emerging fields like optical I/O, quantum and programmable photonics there is an increasing demand for device…
physics.optics2025
Parabolic dielectric reflector for extreme on-chip spot-size conversion with broad bandwidth
Laureano Moreno-Pozas, Miguel Barona-Ruiz, Robert Halir +5
Spot-size converters are key for efficient coupling of light between waveguides of different sizes. While adiabatic tapers are well suited for small size differences, they become i…
physics.optics2024
Optimized waveguides for mid-infrared lab-on-chip systems: A rigorous design approach
Antonia Torres-Cubillo, Andrea Teuber, Robert Halir +1
Mid-infrared absorption spectroscopy is a well-established technique for non-destructive quantitative molecular analysis. Waveguide-integrated sensors provide a particularly compac…