Simple design of a six-band terahertz perfect metasurface absorber based on a single resonator structure

Y Cheng, J Zhao - Physica Scripta, 2022 - iopscience.iop.org
In this paper, we present a simple design of six-band terahertz (THz) perfect metasurface
absorber (PMSA) composed of a single circular-split-ring (CSR) structure placed over a …

Highly sensitive terahertz metamaterial sensor

AS Saadeldin, MFO Hameed… - IEEE Sensors …, 2019 - ieeexplore.ieee.org
A novel design of nearly perfect metamaterial absorber is proposed and analyzed for
terahertz sensing applications. The full vectorial finite element method is used to simulate …

Dual-band terahertz chiral metasurface absorber with enhanced circular dichroism based on temperature-tunable InSb for sensing applications

C Rong, B Cai, Y Cheng, F Chen, H Luo… - Physical Chemistry …, 2024 - pubs.rsc.org
Circular dichroism (CD) in terahertz (THz) regions has been widely used in biomonitoring,
analytical chemistry, communication sensing, and other fields. Herein, we present a simple …

High quality factor, high sensitivity metamaterial graphene—perfect absorber based on critical coupling theory and impedance matching

C Cen, Z Chen, D Xu, L Jiang, X Chen, Z Yi, P Wu, G Li… - Nanomaterials, 2020 - mdpi.com
By means of critical coupling and impedance matching theory, we have numerically
simulated the perfect absorption of monolayer graphene. Through the critical coupling effect …

Terahertz perfect absorber based on InSb metasurface for both temperature and refractive index sensing

Y Cheng, Z Li, Z Cheng - Optical Materials, 2021 - Elsevier
In this paper, a terahertz perfect absorber (PA) made of all-dielectric metasurface with
periodic sub-wavelength InSb micro-rod array in terahertz (THz) region was proposed …

[HTML][HTML] Optically switchable broadband metasurface absorber based on square ring shaped photoconductive silicon for terahertz waves

Y Cheng, J Liu, F Chen, H Luo, X Li - Physics Letters A, 2021 - Elsevier
We numerically demonstrate an optically switchable broadband metasurface absorber
(MSA) structure based on planar patterned photoconductive silicon (Si) in terahertz (THz) …

A dual-band metamaterial absorber for graphene surface plasmon resonance at terahertz frequency

C Cen, Y Zhang, X Chen, H Yang, Z Yi, W Yao… - Physica E: Low …, 2020 - Elsevier
In this paper, we present a dual-band metamaterial absorber for graphene surface plasmon
resonance at terahertz frequency. We use the finite difference time domain (FDTD) method …

A broadband tunable terahertz metamaterial absorber based on single-layer complementary gammadion-shaped graphene

F Chen, Y Cheng, H Luo - Materials, 2020 - mdpi.com
We present a simple design of a broadband tunable metamaterial absorber (MMA) in the
terahertz (THz) region, which consists of a single layer complementary gammadion-shaped …

Terahertz broadband tunable reflective cross-polarization convertor based on complementary cross-shaped graphene metasurface

Y Cheng, X Zhu, J Li, F Chen, H Luo, L Wu - Physica E: Low-dimensional …, 2021 - Elsevier
In this work, a broadband tunable reflective polarization convertor using a single layer
complementary-cross-shaped (CCS) graphene metasurface was proposed and investigated …

All-dielectric InSb metasurface for broadband and high-efficient thermal tunable terahertz reflective linear-polarization conversion

J Zhao, N Li, Y Cheng - Optics Communications, 2023 - Elsevier
In this paper, an all-dielectric InSb metasurface (MS) is proposed and investigated in
terahertz (THz) regime, which can achieve broadband thermal tunable reflective linear …