Ahead of the deposition of the Er:Al2O3 Lively substance, the coupling circuit, i.e., the strip waveguides, the mode transition tapers and also the method converters have been protected that has a 800 nm thick layer of hydrogen silsesquioxane (HSQ, n ~1.45) to circumvent their coating Together with the active substance, https://epicurusl318biq4.thelateblog.com/profile