Frequency scanning non-diffraction beam by metasurface
Sign Up to like & getrecommendations! Published in 2017 at "Applied Physics Letters"
DOI: 10.1063/1.4974210
Abstract: A reflective metasurface that can form a non-diffraction beam is proposed in this article. This metasurface is designed based on the artificial admittance modulation surface, and the metallic square patch on the grounded dielectric substrate… read more here.
Keywords: diffraction beam; non diffraction; metasurface; frequency scanning ... See more keywords
Extending the Imaging Depth of Field through Scattering Media by Wavefront Shaping of Non-Diffraction Beams
Sign Up to like & getrecommendations! Published in 2023 at "Photonics"
DOI: 10.3390/photonics10050497
Abstract: Increasing the depth of field (DOF) is a crucial issue for imaging through scattering media. In this paper, an improved genetic algorithm is used to modulate the wavefront of light through scattering media, by which… read more here.
Keywords: beam; diffraction beams; non diffraction; scattering media ... See more keywords