A five-peaks graphene absorber with multiple adjustable and high sensitivity in the far infrared band

J Ma, P Wu, W Li, S Liang, Q Shangguan… - Diamond and Related …, 2023‏ - Elsevier
In this paper, a multi-band and multi-adjustable narrowband perfect absorber in the far
infrared band is proposed. The absorber is a traditional MPA structure, the top layer of the …

A tunable broadband absorber in the terahertz band based on the proportional structure of a single layer of graphene

W Lu, Z Yi, J Zhang, X Xu, B Tang, G Li, L Zeng… - Diamond and Related …, 2023‏ - Elsevier
This paper presents a novel graphene-based proportional structure for a tunable wideband
absorber in the terahertz (THz) frequency range. In order to achieve the ideal design …

[HTML][HTML] A review: The functional materials-assisted terahertz metamaterial absorbers and polarization converters

D Yan, Y Wang, Y Qiu, Q Feng, X Li, J Li, G Qiu, J Li - Photonics, 2022‏ - mdpi.com
When metamaterial structures meet functional materials, what will happen? The recent rise
of the combination of metamaterial structures and functional materials opens new …

Unidirectional ultrabroadband and wide-angle absorption in graphene-embedded photonic crystals with the cascading structure comprising<? TeX\break?> the …

S Guo, C Hu, H Zhang - Journal of the Optical Society of America B, 2020‏ - opg.optica.org
Using the transfer matrix method, a unidirectional absorber with an ultrabroadband
absorption bandwidth and angular stability is realized in the graphene-embedded photonic …

[HTML][HTML] Terahertz metamaterials for spectrum modulation: structural design, materials and applications

L Tan, D Wang, KD Xu - Materials & Design, 2024‏ - Elsevier
Metamaterials, an artificial electromagnetic (EM) material, have exhibited unique
characteristics, enabling innovations in terahertz (THz) wavefront sha**, polarization …

Realization of a multi-band terahertz metamaterial absorber using two identical split rings having opposite opening directions connected by a rectangular patch

BX Wang, W Xu, Y Wu, Z Yang, S Lai, L Lu - Nanoscale Advances, 2022‏ - pubs.rsc.org
A multi-band metamaterial absorber in the terahertz regime using a periodically arranged
surface structure placed on an ultra-thin insulating dielectric slab backed by a metallic …

Multi-band terahertz anisotropic metamaterial absorber composed of graphene-based split square ring resonator array featuring two gaps and a connecting bar

S Asgari, T Fabritius - Scientific Reports, 2024‏ - nature.com
A multi-band anisotropic metamaterial absorber operating in the terahertz (THz) range is
constructed using a graphene-based split square ring resonator array featuring two gaps …

A flexible terahertz metamaterial sensor for pesticide sensing and detection

D Wang, S Luo, KD Xu - ACS Applied Materials & Interfaces, 2024‏ - ACS Publications
Terahertz (THz) waves have garnered significant interest across various fields, particularly in
high-sensitivity sensing applications. Metamaterials can be employed in THz sensors …

Penrose tiling-inspired graphene-covered multiband terahertz metamaterial absorbers

A Didari-Bader, H Saghaei - Optics Express, 2023‏ - opg.optica.org
In this work, we propose two different graphene-covered nanostructured metamaterial
absorbers inspired by Penrose tiling. These absorbers allow spectrally tunable absorption …

Broadband tunable terahertz metasurface absorber based on complementary-wheel-shaped graphene

Y Cheng, H Zhao, C Li - Optical Materials, 2020‏ - Elsevier
We present a simple design for a broadband tunable terahertz metasurface absorber (MSA),
which is composed of a periodic array of complementary-wheel-shaped (CWS) graphene …