By embedding nanoparticle arrays inside Bragg-reflector waveguides, our work shrinks array size by up to two orders of magnitude while keeping Q-factors above 10⁴, opening the door to more compact plasmonic devices. For more details, find our paper in Physical Review B, here.
Our work on "Dispersion-induced Q-factor enhancement in waveguide-coupled surface lattice resonances" now in Physical Review B!
Ultrahigh-Q surface lattice resonances, now in metasurfaces 100x smaller!