High sensitivity active adjustable graphene absorber for refractive index sensing applications

Q Shangguan, Y Zhao, Z Song, J Wang, H Yang… - Diamond and Related …, 2022 - Elsevier
In this paper, we proposed a three-band active adjustable perfect absorber, the whole
structure is Au-SiO 2-Graphene from bottom to top, and the absorber designed shows …

Nanosensor and slow light based on quintuple Fano resonances in a metal–insulator–metal waveguide coupled with a concentric-ring resonator

F Chen, WX Yang - Journal of the Optical Society of America B, 2023 - opg.optica.org
In this paper, quintuple Fano resonances are produced and numerically analyzed based on
a plasmonic resonator system. The system is composed of an optical metal–insulator–metal …

A TM polarization absorber based on a graphene–silver asymmetrical grating structure for near-infrared frequencies

W Wang, Y Li, F Chen, S Cheng, W Yang… - Physical Chemistry …, 2023 - pubs.rsc.org
In this paper, a TM polarization multi-band absorber is achieved in a graphene–Ag
asymmetrical grating structure. The proposed absorber can achieve perfect absorption at …

Magnetic Dipole and Magnetic Quadrupole Scattering Enhanced Graphene‐based Tunable Plasmonic Metasurface‐Design and Sensor Applications

S Roy - Optik, 2024 - Elsevier
In this paper, we have proposed a graphene-based tunable plasmonic sensor in the far-
infrared region. Our structure consists of patterned graphene disks on a SiO 2 gap dielectric …

Tunable terahertz double plasmon induced-transparency based on monolayer patterned graphene structure

Q Meng, F Chen, Y Xu, S Cheng, W Yang… - Photonics and …, 2023 - Elsevier
In this paper, tunable double plasmon-induced transparency (PIT) is achieved in a
monolayer-patterned graphene structure. The proposed structure is composed of a middle …

[HTML][HTML] Tunable plasmon-induced transparency with coupled L-shape graphene metamaterial

S Chen, L Zeng, J Li, J Weng, J Li, Z Guo, P Xu, W Liu… - Results in Physics, 2022 - Elsevier
A graphene-based metamaterial structure, consisting of a graphene strip (GS) and a L-
shaped graphene-rectangular block (GRB), is proposed to generate the plasmon-induced …

Tunable triple plasmon-induced transparency in E-type graphene metamaterials

P Lei, G Nie, H Li, N Liu, L Zonglin, L Peng, X Tang… - Optics …, 2024 - opg.optica.org
Enhancing light-matter interaction is crucial for boosting the performance of nanophotonic
devices, which can be achieved via plasmon-induced transparency (PIT). This study …

High-sensitivity triple-band absorber based on graphene rectangular split ring resonator and cross-structure

K Liu, Z Tu, X Tang, Z Li, F Chen, W Yang, B Wang - Plasmonics, 2024 - Springer
In this paper, a triple-band absorber based on a rectangular split ring resonator and cross-
shape graphene structure is achieved. The proposed absorber can achieve perfect …

Dynamically tunable plasmon-induced transparency effect based on graphene metasurfaces

S Chen, J Li, Z Guo, L Chen, K Wen, P Xu… - Journal of Physics D …, 2021 - iopscience.iop.org
Plasmon-induced transparency (PIT) is theoretically explored for a graphene metamaterial
using finite-difference time-domain numerical simulations and coupled-mode-theory …

Numerical analysis of a highly sensitive SOI MRR refractive index sensor with performance enhancement using graphene and gold

T Intisar, AS Alam, I Hoque, MO Faruque - Heliyon, 2024 - cell.com
This study proposes a simulation-based design for a Silicon-On-Insulator (SOI) ring
resonator with a Figure of Merit (FOM) of 56.15 and a high sensitivity of up to 730 nm/RIU …