DETAILS, FICTION AND SLOT432

Before the deposition with the Er:Al2O3 active content, the coupling circuit, i.e., the strip waveguides, the manner changeover tapers and also the method converters ended up included having a 800 nm thick layer of hydrogen silsesquioxane (HSQ, n ~one.forty five) to forestall their coating Using the active content, as demonstrated in Fig. one.