Broadband terahertz metamaterial absorber based on coplanar multi-strip resonators
Sign Up to like & getrecommendations! Published in 2017 at "Journal of Materials Science: Materials in Electronics"
DOI: 10.1007/s10854-017-7651-6
Abstract: Broadband terahertz metamaterial absorber formed by four different-shaped metallic strips and a dielectric layer on top a metallic ground plane is theoretically demonstrated. The combination of the four metallic strips structure gives rise to an… read more here.
Keywords: terahertz metamaterial; absorber based; metamaterial absorber; absorber ... See more keywords
Ultrahigh-Q and Polarization-Independent Terahertz Metamaterial Perfect Absorber
Sign Up to like & getrecommendations! Published in 2020 at "Plasmonics"
DOI: 10.1007/s11468-020-01221-8
Abstract: Ensuring a good trade-off between high-quality factor ( Q -factor) and polarization independency is a key challenge for designing practicable terahertz metamaterial devices. We propose a symmetric composite aluminum-structured metamaterial absorber to achieve high Q… read more here.
Keywords: terahertz metamaterial; metamaterial perfect; polarization independent; polarization ... See more keywords
Terahertz metamaterial absorber comprised of H-shaped resonator within split-square ring and its sensory application
Sign Up to like & getrecommendations! Published in 2019 at "Optik"
DOI: 10.1016/j.ijleo.2019.162976
Abstract: Abstract Terahertz region has become very attractive for new applications however, the materials that work in this region are very limited. Within the aim of providing a new instrument that can be used in this… read more here.
Keywords: terahertz metamaterial; metamaterial absorber; sensory application; absorber ... See more keywords
Pneumatically Actuated Tunable Terahertz Metamaterial Absorber With Dual-Side Tuning Capability
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Photonics Journal"
DOI: 10.1109/jphot.2017.2713805
Abstract: Aiming to achieve dual-side postfabrication performance tuning capability, a new tunable terahertz metamaterial absorber design with built-in pneumatic actuation mechanism was proposed, in which a circular split ring resonator with double-slit was adopted. Using multiphysics… read more here.
Keywords: terahertz metamaterial; tunable terahertz; dual side; tuning capability ... See more keywords
A Broadband Terahertz Metamaterial Absorber Based on Two Circular Split Rings
Sign Up to like & getrecommendations! Published in 2017 at "IEEE Journal of Quantum Electronics"
DOI: 10.1109/jqe.2018.2883709
Abstract: We present a broadband terahertz metamaterial absorber, of which the unit cell is made up of two cirular split rings, a dielectric substrate and a metallic ground. The simulation results show that the absorber achieves… read more here.
Keywords: terahertz metamaterial; absorber based; split rings; metamaterial absorber ... See more keywords
Tunable terahertz metamaterial absorber based on Dirac semimetal films.
Sign Up to like & getrecommendations! Published in 2018 at "Applied optics"
DOI: 10.1364/ao.57.009555
Abstract: In this paper, the tunable properties of metamaterial absorbers based on 3D Dirac semimetal films (DSFs) in the terahertz (THz) regime are discussed in theory. We consider the absorbers with square-shaped, circular-patch, and cross-shaped resonators.… read more here.
Keywords: tunable terahertz; based dirac; terahertz metamaterial; absorber ... See more keywords
Plasmon induced transparency effect through alternately coupled resonators in terahertz metamaterial.
Sign Up to like & getrecommendations! Published in 2017 at "Optics express"
DOI: 10.1364/oe.25.010484
Abstract: We analyze plasmon induced transparency (PIT) in a planar terahertz metamaterial comprising of two C-shaped resonators and a cut-wire. The two C-shaped resonators are placed alternately on both sides of the cut-wire such that it… read more here.
Keywords: terahertz metamaterial; induced transparency; cut wire; effect ... See more keywords
Vacancy tuned coupling in terahertz metamaterial arrays.
Sign Up to like & getrecommendations! Published in 2022 at "Optics express"
DOI: 10.1364/oe.449692
Abstract: Metamaterials have shown great potential for modulation on the amplitude, phase and polarization of the terahertz wave. Here vacancies were introduced into the metamaterial arrays to tune the mutual interaction between the constituent resonators, which… read more here.
Keywords: terahertz metamaterial; metamaterial arrays; vacancy; vacancy tuned ... See more keywords
A Non-Volatile Tunable Terahertz Metamaterial Absorber Using Graphene Floating Gate
Sign Up to like & getrecommendations! Published in 2021 at "Micromachines"
DOI: 10.3390/mi12030333
Abstract: Based on the graphene floating gate, a tunable terahertz metamaterial absorber is proposed. Compared with the traditional graphene–dielectric–metal absorber, our absorber has the property of being non-volatile and capacity for anti-interference. Using the finite element… read more here.
Keywords: tunable terahertz; terahertz metamaterial; graphene floating; absorber ... See more keywords
Vanadium Dioxide-Based Terahertz Metamaterial Devices Switchable between Transmission and Absorption
Sign Up to like & getrecommendations! Published in 2022 at "Micromachines"
DOI: 10.3390/mi13050715
Abstract: Terahertz metamaterial plays a significant role in the development of imaging, sensing, and communications. The function of conventional terahertz metamaterials was fixed after fabrication. They can only achieve a single function and do not have… read more here.
Keywords: terahertz metamaterial; device; vanadium dioxide; transmission ... See more keywords
A New Design of a Terahertz Metamaterial Absorber for Gas Sensing Applications
Sign Up to like & getrecommendations! Published in 2022 at "Symmetry"
DOI: 10.3390/sym15010024
Abstract: Metamaterial absorbers are used in the terahertz frequency regime as photo-detectors, as sensing elements, in imaging applications, etc. Narrowband absorbers, on account of their ultra-slender bandwidth within the terahertz frequency spectrum, show a significant shift… read more here.
Keywords: terahertz metamaterial; gas sensing; gas; sensing applications ... See more keywords