Can a terahertz metamaterial sensor be improved by ultra-strong coupling with a high-Q photonic resonator?

L Cao, S Jia, MD Thomson, F Meng, HG Roskos - Optics Express, 2022 - opg.optica.org
When a metamaterial (MM) is embedded in a one-dimensional photonic crystal (PC) cavity,
the ultra-strong coupling between the MM plasmons and the photons in the PC cavity gives …

Simultaneous excitation of extremely high-Q-factor trapped and octupolar modes in terahertz metamaterials

S Yang, C Tang, Z Liu, B Wang, C Wang, J Li… - Optics …, 2017 - opg.optica.org
Achieving high-Q-factor resonances allows dramatic enhancement of performance of many
plasmonic devices. However, the excitation of high-Q-factor resonance, especially multiple …

[HTML][HTML] Design and analysis of a dual-band THz metamaterial sensor with high refractive index sensitivity

X Lu, H Ge, Y Jiang, Y Zhang - Frontiers in Physics, 2022 - frontiersin.org
A terahertz metamaterial comprised of an array of cross rectangular split-ring resonators
(CRSRR) was proposed and analyzed for sensing applications, and it exhibited two …

Ultra-high Q even eigenmode resonance in terahertz metamaterials

I Al-Naib, Y Yang, MM Dignam, W Zhang… - Applied Physics …, 2015 - pubs.aip.org
We report the simultaneous excitation of the odd and the even eigenmode resonances in a
periodic array of square split-ring resonators, with four resonators per unit cell. When the …

Broadening of resonance with the bending of strongly coupled strip resonators in a planar terahertz metamaterial

BS Chouhan, B Barman, LK Vaswani… - Journal of Lightwave …, 2024 - ieeexplore.ieee.org
This research article focuses on investigating the broadening of fundamental resonance in a
terahertz metamaterial via the bending of strip resonators placed in close proximity. The two …

Ruler equation for precisely tailoring the resonance frequency of terahertz U-shaped metamaterials

S Yin, F Hu, X Chen, J Han, T Chen, X Xiong… - Journal of …, 2019 - iopscience.iop.org
Artificially controlling the spectral response of metamaterials is important for the applications
of functional devices. Here, we identify a simple ruler equation for describing the direct …

High-Q factor terahertz metamaterial sensor based on quasi-BIC

S Li, Q Wang, C Chen, Z Liu, G Ren, Z Ren… - Optical Materials …, 2024 - opg.optica.org
In this paper, we proposed a terahertz (THz) metamaterial sensor, which consists of an array
with two mirrored double split ring resonators (DSRRs) in one unit cell deposited on a …

Hybrid metamaterial design and fabrication for terahertz resonance response enhancement

CS Lim, MH Hong, ZC Chen, NR Han… - Optics …, 2010 - opg.optica.org
Planar hybrid metamaterial with different split ring resonators (SRR) structure dimensions
are fabricated on silicon substrates by femtosecond (fs) laser micro-lens array (MLA) …

Metallic mesh devices-based terahertz parallel-plate resonators: characteristics and applications

C Wang, X Li, Y Huang, W Xu, R Zhou, R Wang… - Optics …, 2018 - opg.optica.org
The capability to design, fabricate, and optimize metamaterials based on various structures
and material platforms has been crucial for the rapid development of modern terahertz (THz) …

[HTML][HTML] Membrane metamaterial resonators with a sharp resonance: A comprehensive study towards practical terahertz filters and sensors

Y Chen, IAI Al-Naib, J Gu, M Wang, T Ozaki… - AIP Advances, 2012 - pubs.aip.org
We investigate the resonant properties of high quality-factor membrane-based metamaterial
resonators functioning in the terahertz regime. A number of factors, including the resonator …