A novel tunable optical transmission structure designed by ε-near-zero media filled with multiple nested dielectric dopants
Sign Up to like & getrecommendations! Published in 2021 at "Optik"
DOI: 10.1016/j.ijleo.2021.166297
Abstract: Abstract The next generation of the advanced optic devices points toward a dynamic control of the wavefront, which will have a ground-breaking impact on optical manipulation technologies. In this paper, a novel tunable optic transmission… read more here.
Keywords: nested dielectric; transmission structure; structure; dielectric dopants ... See more keywords
A Novel Tunable Grounded Positive and Negative Impedance Multiplier
Sign Up to like & getrecommendations! Published in 2019 at "IEEE Transactions on Circuits and Systems II: Express Briefs"
DOI: 10.1109/tcsii.2018.2874511
Abstract: This brief presents a new tunable impedance multiplier with high multiplication factor. The proposed design uses a single externally connected resistor and can be made free of passive elements. The proposed circuit can realize a… read more here.
Keywords: positive negative; impedance multiplier; negative impedance; impedance ... See more keywords
Novel tunable graphene-encoded metasurfaces on an uneven substrate for beam-steering in far-field at the terahertz frequencies.
Sign Up to like & getrecommendations! Published in 2020 at "Optics express"
DOI: 10.1364/oe.386697
Abstract: In this paper, we present a novel tunable graphene coding metasurface structure using a circular graphene patch on an uneven substrate. By changing the Fermi level of graphene or the thickness of the substrate, we… read more here.
Keywords: tunable graphene; graphene; novel tunable; uneven substrate ... See more keywords