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 …

Multilayer graphene-based metasurfaces: robust design method for extremely broadband, wide-angle, and polarization-insensitive terahertz absorbers

M Rahmanzadeh, H Rajabalipanah, A Abdolali - Applied optics, 2018 - opg.optica.org
In this study, by using an equivalent circuit method, a polarization-insensitive terahertz (THz)
absorber based on multilayer graphene-based metasurfaces (MGBMs) is systematically …

Tunable squared patch-based graphene metasurface infrared polarizer

V Sorathiya, S Lavadiya, BS Parmar, S Baxi… - Applied Physics B, 2022 - Springer
In this manuscript, patch-shaped graphene metasurface polarizer has been numerically
investigated for the far-infrared frequency spectrum. We have identified the resonance …

Wideband THz absorber: by merging the resonance of dielectric cavity and graphite disk resonator

G Varshney - IEEE Sensors Journal, 2020 - ieeexplore.ieee.org
A graphite/dielectric cavity resonator-based absorber is numerically analyzed and
implemented with wideband absorption. A graphite disk resonator is inserted in the low …

Dual and broadband terahertz metamaterial absorber based on a compact resonator structure

Y Cheng, H Zou, J Yang, X Mao, R Gong - Optical Materials Express, 2018 - opg.optica.org
In this paper, we present a novel design of a dual and broadband metamaterial absorber
(MMA) based on a compact meander wire structure resonator in the terahertz (THz) region …

Ultra-broadband wide-angle terahertz absorber realized by a doped silicon metamaterial

M Jiang, Z Song, QH Liu - Optics Communications, 2020 - Elsevier
Metamaterial absorber as a functional device has been extensively studied in the past
decade, and its performance is continuously improved. Here we present a wide-angle …

Thermally tunable terahertz metasurface absorber based on all dielectric indium antimonide resonator structure

H Luo, Y Cheng - Optical Materials, 2020 - Elsevier
In this paper, we present a novel design of temperature tunable metasurface absorber
(MSA) based on all dielectric indium antimonide (InSb) resonator structure in terahertz (THz) …

Broadband, wide-angle and tunable terahertz absorber based on cross-shaped graphene arrays

B **ao, M Gu, S **ao - Applied optics, 2017 - opg.optica.org
Tunable terahertz absorbers composed of periodically cross-shaped graphene arrays with
the ability to achieve near-unity absorbance are proposed and studied. Our results …

Patterned graphene-based metamaterials for terahertz wave absorption

S Zhou, K Bi, Q Li, L Mei, Y Niu, W Fu, S Han, S Zhang… - Coatings, 2022 - mdpi.com
Graphene-based metamaterials have been widely applied in optoelectronic devices, optical
modulators, and chemical sensors due to the outstanding tunability and optical response in …

Metamaterial perfect absorber using elliptical nanoparticles in a multilayer metasurface structure with polarization independence

MR Rakhshani, M Rashki - Optics express, 2022 - opg.optica.org
A metamaterial perfect absorber (MPA) using elliptical silver nanoparticles is proposed and
investigated to provide 100% absorption for both transverse electric and transverse …