Experimental research on resistance of infrared optical windows to erosion caused by ice particle impact
Sign Up to like & getrecommendations! Published in 2018 at "Wear"
DOI: 10.1016/j.wear.2017.10.017
Abstract: Abstract The erosion resistance of infrared optical windows was studied experimentally using ice particles of 2 mm diameter. Single ice particles were accelerated to approximately Mach 4.7 using a two-stage light gas gun. Sapphire and zinc… read more here.
Keywords: impact; erosion; infrared optical; resistance ... See more keywords
Monolithically Fabricated Waveguide for Efficient Guiding and Emission of Visible Light for IoT Applications
Sign Up to like & getrecommendations! Published in 2022 at "IEEE Access"
DOI: 10.1109/access.2022.3231457
Abstract: We present monolithically integrated waveguide with thin isolated layers of dielectric material, which ensure efficient emission of guided light in multiple optical windows. The proposed waveguide is fabricated by using silicon oxynitride (SiON) which functions… read more here.
Keywords: waveguide efficient; efficient guiding; monolithically fabricated; fabricated waveguide ... See more keywords
Experiments on laser cleaning of sooted optical windows.
Sign Up to like & getrecommendations! Published in 2018 at "Applied optics"
DOI: 10.1364/ao.57.010522
Abstract: To develop laser-ignition technology, transparent glass plates were artificially sooted and irradiated repetitively by laser from the front (sooted) and back sides separately. Generally, the back-side irradiation was more effective at soot removal. However, the… read more here.
Keywords: experiments laser; laser cleaning; sooted optical; cleaning sooted ... See more keywords
Photoluminescence of optical windows excited with extreme ultraviolet radiation.
Sign Up to like & getrecommendations! Published in 2020 at "Optics letters"
DOI: 10.1364/ol.404638
Abstract: Upon excitation with extreme ultraviolet (EUV) radiation, optical windows CaF2 and sapphire emit strong photoluminescence (PL) in the ultraviolet region 200-400 nm. The spectral profiles of the windows observed in the PL spectra appear strongly… read more here.
Keywords: radiation; windows excited; photoluminescence optical; extreme ultraviolet ... See more keywords