Optical absorber based on self-similar cylindrical element for detecting optical material
Sign Up to like & getrecommendations! Published in 2020 at "Optical and Quantum Electronics"
DOI: 10.1007/s11082-020-2220-2
Abstract: In this paper, an optical absorber based is exploited on self-similar cylindrical for material detection in the infrared spectrum as a refractive index sensor. Two models are suggested and the effect of the gaps is… read more here.
Keywords: optical absorber; self similar; absorber based; material ... See more keywords
Large-area broadband optical absorber fabricated by shadowing sphere lithography.
Sign Up to like & getrecommendations! Published in 2018 at "Optics express"
DOI: 10.1364/oe.26.007507
Abstract: We report a large-area broadband optical absorber consisting of Ag/SiO2 stacked plasmonic layers fabricated on a self-assembly polystyrene sphere monolayer using the glancing angle deposition. Such an absorber can absorb more than 90% of light… read more here.
Keywords: optical absorber; broadband optical; area; large area ... See more keywords
Broadband continuous/discrete spectrum optical absorber using graphene-wrapped fractal oligomers.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.396500
Abstract: In this paper, a second-order fractal oligomer constructed by graphene-coated cylindrical nano-rods is proposed as the unit cell of a wideband optical absorber. Nano-rods have resided on a dielectric substrate with a thick metallic mirror.… read more here.
Keywords: optical absorber; broadband continuous; graphene; spectrum ... See more keywords
High-speed tunable optical absorber based on a coupled photonic crystal slab and monolayer graphene structure.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.476763
Abstract: Reconfigurable metasurfaces have been pursued intensively in recent years for the ability to modulate the light after fabrication. However, the optical performances of these devices are limited by the efficiency, actuation response speed and mechanical… read more here.
Keywords: photonic crystal; structure; absorber; optical absorber ... See more keywords