Results 21 to 30 of about 1,648 (291)

Terahertz Resonators Based on YBa2Cu3O7 High-Tc Superconductor

open access: yesApplied Sciences, 2022
Superconducting split-ring resonator arrays allow to overcome two main limitations affecting metallic metamaterial resonating in the terahertz (THz) range: ohmic losses and tunability of their optical response.
Salvatore Macis   +5 more
doaj   +1 more source

Miniaturized Sensors for Detection of Ethanol in Water Based on Electrical Impedance Spectroscopy and Resonant Perturbation Method—A Comparative Study

open access: yesSensors, 2022
The development of highly sensitive, portable and low-cost sensors for the evaluation of ethanol content in liquid is particularly important in several monitoring processes, from the food industry to the pharmaceutical industry.
Angelo Leo   +4 more
doaj   +1 more source

Ultrastrong coupling in the near field of complementary split-ring resonators [PDF]

open access: yesPhysical Review B, 2014
The ultrastrong light-matter interaction regime was investigated in metallic and superconducting complementary split ring resonators coupled to the cyclotron transition of two dimensional electron gases. The sub-wavelength light confinement and the large optical dipole moment of the cyclotron transition yield record high normalized coupling rates of up
Curdin Maissen   +9 more
openaire   +2 more sources

Complementary Split-Ring Resonator-Loaded Microfluidic Ethanol Chemical Sensor [PDF]

open access: yesSensors, 2016
In this paper, a complementary split-ring resonator (CSRR)-loaded patch is proposed as a microfluidic ethanol chemical sensor. The primary objective of this chemical sensor is to detect ethanol’s concentration. First, two tightly coupled concentric CSRRs loaded on a patch are realized on a Rogers RT/Duroid 5870 substrate, and then a microfluidic ...
Ahmed Salim, Sungjoon Lim
openaire   +4 more sources

Dual Complementary Source Magneto-Electric Dipole Antenna Loaded With Split Ring Resonators

open access: yesIEEE Access, 2020
In this paper, a magneto-electric (ME) dipole antenna excited by two slots through a printed ridge gap waveguide (PRGW) is presented. This antenna, which operates in the Ka-band, is considered as a dual complementary source (DCS), and exhibits a higher ...
Mehri Borhani Kakhki   +4 more
doaj   +1 more source

A Compact Ultra-Wideband Bandpass Filter with Sharp-Rejection using Complementary Split Ring Resonators [PDF]

open access: yesAUT Journal of Electrical Engineering, 2016
A compact and sharp-rejection ultra-wideband (UWB) microstrip band-pass filter (BPF) is developed using of left handed metamaterials realized by complementary split ring resonator (CSRR).
Mostafa Danaeian   +3 more
doaj   +1 more source

Dual Notch Microwave Sensors Based on Complementary Metamaterial Resonators

open access: yesIEEE Access, 2019
In this paper, three dual notch microwave sensors are presented based on a microstrip transmission line and complementary metamaterial resonators. The main aim of this paper is to compare the constitutive parameters and sensitivity of all three dual ...
Tanveerul Haq   +3 more
doaj   +1 more source

Analysis and design of a compact CRLH inspired – Defected ground resonators for triple band antenna applications

open access: yesEngineering Science and Technology, an International Journal, 2020
In this work, a triple-band negative refraction index metamaterial antenna employing a new configuration of the complementary split ring resonator is presented. The antenna has been designed to operate at 2.4 GHz, 2.9 GHz, and 4.38 GHz. The complementary
Mahmoud A. Abdalla   +2 more
doaj   +1 more source

Differential and Single-Ended Microstrip Lines Loaded with Slotted Magnetic-LC Resonators

open access: yesInternational Journal of Antennas and Propagation, 2013
This paper is focused on magnetic-LC (MLC) resonators, namely, slotted resonators that can be considered the complementary counterparts of the so-called electric-LC (ELC) resonators. Both resonators exhibit two symmetry planes (i.e., they are bisymmetric)
J. Naqui, M. Durán-Sindreu, F. Martín
doaj   +1 more source

Rapid Design Optimization and Calibration of Microwave Sensors Based on Equivalent Complementary Resonators for High Sensitivity and Low Fabrication Tolerance

open access: yesSensors, 2023
This paper presents the design, optimization, and calibration of multivariable resonators for microwave dielectric sensors. An optimization technique for the circular complementary split ring resonator (CC-SRR) and square complementary split ring ...
Tanveerul Haq, Slawomir Koziel
doaj   +1 more source

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