Dual-band high-temperature superconducting metamaterial structure based on multimode split ring resonator

2014 ◽  
Vol 104 (7) ◽  
pp. 072602 ◽  
2013 ◽  
Vol 103 (14) ◽  
pp. 142603 ◽  
Author(s):  
Hai-Wen Liu ◽  
Yan Wang ◽  
Yi-Chao Fan ◽  
Xue-Hui Guan ◽  
Yusheng He

2020 ◽  
Vol 55 (4) ◽  
Author(s):  
Amer Abbood Al-Behadili ◽  
Adham R. Azeez ◽  
Sadiq Ahmed ◽  
Zaid A. Abdul Hassain

This paper presents an ultra-wideband tapered slot patch antenna with bi-directional radiation, reconfigurable for dual band-notched capability and fed by coplanar waveguide. The proposed antenna showed excellent ultra-wideband characteristics with bandwidth of (1.9–12 GHz). In order to reduce the interference of the narrow band communications represented by Worldwide Interoperability for Microwave Access radiation in the range (3.4–3.9) GHz and standard IEEE 802.11a. application (from 5.1 GHz to 6.1 GHz), the antenna was accompanied with adjustable dual-stop band capability in these bands. The dual-band notches are achieved with aid of inserting a parasitic single split ring resonator and etching a single circular complementary circle split ring resonator. The proposed antenna used epoxy (FR4) substrate material with ????r= 4.4 and dimensions of .


2019 ◽  
Vol 2019 (1) ◽  
pp. 000595-000598
Author(s):  
Saranraj Karuppuswami ◽  
Avi Rajendra-Nicolucci ◽  
Saikat Mondal ◽  
Mohd Ifwat Mohd Ghazali ◽  
Premjeet Chahal

Abstract In this paper, 3D printing is used as an alternative manufacturing technique to fabricate metamaterial-inspired RF structures for liquid profiling. A dual split-ring resonator (SRR) based sensor tag is designed and integrated with a microfluidic channel for detecting different liquid samples. The sensor is 3D printed using a high-temperature resin and metallized using a custom developed metal patterning process. The sensor requires a very small volume of 8.6 μL of sample under test for detection. The resonance frequency of the SRR changes with change in sample loading and the shift is monitored for sample profiling. Different volatile organic compounds are introduced and the shift is monitored demonstrating the sensitivity of the proposed tag. The low-cost, real-time nature of the tag makes it an ideal choice for monitoring liquids along the supply chain.


2017 ◽  
Vol 65 (12) ◽  
pp. 6878-6888 ◽  
Author(s):  
Taiwei Yue ◽  
Zhi Hao Jiang ◽  
Anastasios H. Panaretos ◽  
Douglas H. Werner

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