Figure 1From: Nanosilver Colloids-Filled Photonic Crystal Arrays for Photoluminescence EnhancementSchematic illustrations of the fabrication process: a nanoimprinting of a hexagonal hole array, b filling with silver nanoparticles via the optimized spin coating method, c, d spin process followed by sintering at 250°C, e deposition of a SiO2 spacer layer by PECVD, and f spin-coating of the QDsBack to article page