Results 71 to 80 of about 48,675 (242)

Tunable dual-functional metasurface for wideband cross-polarization conversion and wideband absorption

open access: yesResults in Physics, 2023
This work presents a tunable and wideband dual-functional metasurface (DFM) operating in the terahertz regime with highest overlap bandwidth (OBW). The structure consists of a double-split ring resonator and a meandered square ring resonator based on VO2
Chandu DS   +3 more
doaj   +1 more source

Compacted tunable split-ring resonators [PDF]

open access: yesApplied Physics Letters, 2013
We propose tunable superconducting split-ring resonators (SRRs) employing nonlinear Josephson inductance. A fraction of SRR is replaced by Nb-AlOx-Nb Josephson tunnel junctions connected in parallel and forming a superconducting quantum interference device, whose inductance is sensitive to the external dc magnetic field. Due to the lumped nature of the
Vidiborskiy, A.   +4 more
openaire   +2 more sources

Circularly Polarized Split Ring Resonator Loaded Slot Antenna

open access: yesAdvanced Electromagnetics, 2018
A compact circularly polarized printed slot antenna operating at 2.45 GHz is reported. The antenna consists of a pair of rotated square split ring resonators (SRR) inside a rectangular slot etched on the ground plane of an FR-4 dielectric substrate.
A. R. Parvathy   +2 more
doaj   +1 more source

A Central Spiral Split Rectangular-Shaped Metamaterial Absorber Surrounded by Polarization-Insensitive Ring Resonator for S-Band Applications [PDF]

open access: gold, 2023
Shihabun Sakib   +7 more
openalex   +1 more source

FILTER BASED ON SPLIT RING RESONATOR

open access: yesInternational Journal of Research in Informative Science Application & Techniques (IJRISAT), 2022
This paper presents a novel wideband bandpass filter making use of split ring resonator (SRR) as the basic ring resonant unit. The resonant characteristic of SRR is carefully studied through full wave analysis. The coupling of SRR structure is very effective that can be used to realize wideband filter with small insertion loss.
null D. Rajeswari, null Dr.T Jayanthy
openaire   +2 more sources

Cavity formation in split ring resonators [PDF]

open access: yesPhotonics and Nanostructures - Fundamentals and Applications, 2008
We report that it is possible to obtain a cavity structure by the deformation of a unit cell of an split ring resonator (SRR) structure. We presented the Q-factor of the cavity resonance as 192 for an SRR-based single cavity. Subsequently, we brought two and three cavities together with an intercavity distance of two metamaterial unit cells and ...
Caglayan, H.   +3 more
openaire   +2 more sources

Enhanced radiation characteristics of regular dodecagon split ring resonator (D-SRR)-based microstrip patch antenna employing dielectric superstrate for THz applications

open access: yesJournal of Engineering and Applied Science, 2022
In a world where communication requires ever faster data transmission capable of transmitting high speeds. In order to reach and transmit this high speed, it is necessary to increase the frequency that carries the information.
Kaddour Benkhallouk   +3 more
doaj   +1 more source

Increasing the sensitivity of terahertz split ring resonator metamaterials for dielectric sensing by localized substrate etching.

open access: yesOptics Express, 2019
We demonstrate a significant enhancement in the sensitivity of split ring resonator terahertz metamaterial dielectric sensors by the introduction of etched trenches into their inductive-capacitive gap area, both through finite element simulations and in ...
Meng Kun   +14 more
semanticscholar   +1 more source

Tunable Elliptical Split Ring Resonator Using Single Varactor Diode

open access: yesAdvanced Electromagnetics, 2018
In this paper, the effect of changing the structure of split ring resonator SRR from circular to elliptical shape is presented and tested. The theoretical analysis of circular SRR (CSRR) is tested and its results are compared with the simulated ones ...
A. S. Elkorany   +3 more
doaj   +1 more source

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