Features of focusing of optical vortices using subwavelength elements with varying height of odd and even relief zones
Sign Up to like & getrecommendations! Published in 2024 at "Computer Optics"
DOI: 10.18287/2412-6179-co-1531
Abstract: In this work, the propagation of optical vortices with circular, radial, and azimuthal polarization through subwavelength ring gratings with standard and GRIN substrates using a finite difference time domain method is numerically simulated. It is… read more here.
Keywords: focusing optical; using subwavelength; vortices using; features focusing ... See more keywords
Features of focusing of a laser beam of laser ablation in supercritical carbo dioxidem
Sign Up to like & getrecommendations! Published in 2023 at "Technical Physics Letters"
DOI: 10.21883/tpl.2023.01.55357.19362
Abstract: features of the phenomena of a laser nanosecond radiation In supercritical carbon dioxide are revealed. It is shown that the presence of a supercritical fluid leads to the expansion of the structures formed on the… read more here.
Keywords: features focusing; laser; laser beam; laser ablation ... See more keywords