SLOT432 - AN OVERVIEW

Just before the deposition of your Er:Al2O3 active materials, the coupling circuit, i.e., the strip waveguides, the method changeover tapers and the mode converters had been lined which has a 800 nm thick layer of hydrogen silsesquioxane (HSQ, n ~one.45) to avoid their coating While using the active material, as shown in Fig. 1. The HSQ claddi