Prior to the deposition in the Er:Al2O3 Energetic materials, the coupling circuit, i.e., the strip waveguides, the mode transition tapers as well as the mode converters had been coated by using a 800 nm thick layer of hydrogen silsesquioxane (HSQ, n ~one.45) to stop their coating Along with the active https://janeq631kqw6.yourkwikimage.com/user