Ahead of the deposition of your Er:Al2O3 Energetic substance, the coupling circuit, i.e., the strip waveguides, the method transition tapers and the manner converters were lined with a 800 nm thick layer of hydrogen silsesquioxane (HSQ, n ~1.forty five) to avoid their coating Using the Energetic content, as shown in https://mylesnwdiq.blogs-service.com/58817851/new-step-by-step-map-for-slot432