2024 Sensing with toroidal metamaterial

Sensing with toroidal metamaterial

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August undefined, 2024

WebJul 19, 2024 · Meanwhile, the group delay at two Fano peaks can reach to 11.38 ns and 12.85 ns, which means the presented toroidal metamaterial has significant slow light … WebMay 18, 2024 · Terahertz Microfluidic Sensing with Dual‐Torus Toroidal Metasurfaces. Jinjin Xu, Deng-gao Liao, +4 authors. Lin Chen. Published 18 May 2024. Physics. Advanced …

Symmetry analysis of trimer-based all-dielectric metasurfaces …

WebThe results of sensing experiments reveal rapid, accurate, and quantitative detection of envelope proteins with the limit of detection of ∼24.2 pg/mL and sensitivity of 6.47 GHz/log(pg/mL). We envision that the proposed toroidal ... toroidal multipolar modes.42,47 Toroidal dipolar resonant mode has been observed in 3D structures; however ... WebThe presented toroidal metamaterial can realize the refractive index sensing with high sensitivity and also possesses slow light effects. This interesting dual-band toroidal metamaterial could have potential applications in ultra-sensitive sensors, filters, modulators, and slow light devices at microwave, terahertz, and optical frequencies. heritage uk services ltd

Toroidal Dipole Resonances in All‐Dielectric Oligomer …

WebSensing with Toroidal Metamaterial. M Gupta, YK Srivastava, M Manjappa, R Singh. Applied Physics Letters 110, 121108, 2024. 186: 2024: All-optical active THz metasurfaces for ultrafast polarization switching and dynamic beam splitting. L Cong, YK Srivastava, H Zhang, X Zhang, J Han, R Singh. WebApr 1, 2024 · In this work, we numerically investigate multiple magnetic dipole (MD) excitation in an all-dielectric metamaterial of permittivity-asymmetric nanodisk dimer with symmetric geometric parameters. Besides the original MD mode, the permittivity-asymmetric metamaterials can support symmetry-protected dual quasi-bound states in … WebMar 22, 2024 · Localized electromagnetic excitation in the form of toroidal dipoles has recently been observed in metamaterial systems. The origin of the toroidal dipole lies in … maurice weston \u0026 co

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Rapid Detection of Infectious Envelope Proteins by …

WebMar 15, 2024 · The sensitivity of the MTD metamaterial sensor, which is defined as the shift of resonant when the background RI changes one unit, reaches up to S = 894 nm / RIU. Considering the spectral resolution of a standard infrared spectrometer is about 50pm, the minimal detectable RI fluctuation can be yielded as 5. 59 × 1 0 − 7 RIU. heritage umc clearwaterWeb1. 1-17. (canceled) 18. A biological sampling and analysis method, comprising: obtaining a biopsy sample from a patient, applying the biopsy sample onto a sensing domain of an asymmetric triple split-rectangular (ATSR) metamaterial biosensor having a substrate, wherein the biopsy sample is in the form of a film having a thickness in the range of 0.25 … maurice west illinois state legislature

"WebAug 1, 2024 · Subwavelength confinement of electromagnetic fields in metamaterials and plasmonic resonant structures makes them promising clinical diagnostic tool for … " - Sensing with toroidal metamaterial

Sensing with toroidal metamaterial

Web[17] GUPTA M,SRIVASTAVA Y K,MANJAPPA M,et al.Sensing with toroidal metamaterial[J].Applied Physics Letters,2024,110(12):121108. [18] ASLINEZHAD M.High sensitivity refractive index and temperature sensor based on semiconductor metamaterial perfect absorber in the terahertz band[J].Optics Communications,2024,463:125411. WebJul 19, 2024 · Low-Loss Dual-Band Transparency Metamaterial with Toroidal Dipole Materials (Basel). 2024 Jul 19;15 (14):5013. Authors Tianyu Xiang 1 , Tao Lei 1 2 , Ting Chen 1 , Zhaoyang Shen 3 , Jing Zhang 1 Affiliations 1 School of Big Data and Computer Science, Guizhou Normal University, Guiyang 550003, China.

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WebBut at least concerning buildup technology, also RFID concepts can benefit from this advantage. The presented examples of metamaterial-inspired passive chipless RFID and wireless sensing can be assigned to the following three categories: metamaterial resonator approaches, composite right/left-handed lines, and frequency-selective surfaces. WebSep 9, 2024 · The characteristic metamaterial of the toroidal response experimentally demonstrates that it can support the Fano and EIT resonances with a high Q-factor in the range of microwave frequencies. Simultaneously, it can be extended to terahertz and option ranges, and it may have great importance for applications in sensing and enhanced light ...

WebApr 11, 2024 · Metamaterial absorbers are increasingly studied and applied in sensing, telemedicine, and health monitoring applications. At present, many reported metamaterial-based sensors often exhibit the characteristics of single or multiple resonance modes. However, the sensing characteristics of these multi-mode metamaterial sensors are not … WebOct 16, 2024 · The static toroidal dipole was first theoretically presented to account for the parity violation in weak coupling by Zel'dovich in 1958. 1) Then, it was explored in several fields 2 – 4) such as nuclear physics and solid-state physics. Owing to the negligible scattering power of the toroidal dipole compared with electric and magnetic dipoles and …

WebApr 11, 2024 · Abstract This work reported a novel terahertz sensor based on metamaterial absorber. The proposed structure is composed of rectangular metallic resonator made of gold placed above on dielectric... WebMar 1, 2024 · Here, we demonstrate sensing with toroidal resonance in a two-dimensional terahertz metamaterial in which a pair of mirrored asymmetric Fano resonators …

WebJan 1, 2024 · Due to enhanced electromagnetic field confinement and high sensitivity to the change of surrounding medium, these all-dielectric metamaterials with toroidal moments …

WebSep 1, 2024 · Using a quasi-static model of a toroidal metamaterial we demonstrate analytically that simultaneous excitation of the magnetic and toroidal dipoles in an array of subwavelength toroidal solenoids ... maurice westbyWebSensing with toroidal metamaterial. M Gupta, YK Srivastava, M Manjappa, R Singh. Applied Physics Letters 110 (12), DOI: 10.1063/1.4978672, 2024. 187: 2024: Sharp Toroidal Resonances in Planar Terahertz Metasurfaces. heritage umc clearwater flWebHere, we demonstrate sensing with toroidal resonance in a two-dimensional terahertz metamaterial in which a pair of mirrored asymmetric Fano resonators possesses anti … heritage uaeWebHere, we demonstrate sensing with toroidal resonance in a two-dimensional terahertz metamaterial in which a pair of mirrored asymmetric Fano resonators possesses anti … maurice werness durham ncWebApr 11, 2024 · Abstract This work reported a novel terahertz sensor based on metamaterial absorber. The proposed structure is composed of rectangular metallic resonator made of … heritage umc clearwater floridaWebAug 16, 2024 · A 3D toroidal metamaterial operating in mid-infrared region constructed by metal patterns and dielectric frameworks is designed, by which high-quality-factor toroidal resonance is observed experimentally and the toroidal dipole excitation is confirmed numerically and further demonstrated by phase analysis. 102 PDF maurice west wikipediaWebSensing with toroidal metamaterial. Appl. Phys. Lett. 2024; 110: 121108. Crossref; Google Scholar). A photoresist layer of refractive index 1.66 was coated on top of the resonators for varying thickness of the analyte. A red-shift in the toroidal dipolar resonance was clearly observed as shown in Figure 4. For different thicknesses of the ... maurice west author