Results 41 to 50 of about 148,104 (231)

Terahertz Chiral Metamaterials Enabled by Textile Manufacturing

open access: yesAdvances in Materials, 2022
Easy‐to‐fabricate, large‐area, and inexpensive microstructures that realize control of the polarization of terahertz (THz) radiation are of fundamental importance to the development of the field of THz wave photonics.
Peng Wang   +11 more
semanticscholar   +1 more source

Applications of Terahertz Spectroscopy in the Detection and Recognition of Substances

open access: yesFrontiers in Physics, 2022
Recently, terahertz spectroscopy has received a lot of attention because of its unique properties such as biosafety, fingerprint spectrum, and good penetration.
Xiaojian Fu   +6 more
doaj   +1 more source

Hybridization of optical plasmonics with terahertz metamaterials to create multi-spectral filters [PDF]

open access: yes, 2013
Multi-spectral imaging systems typically require the cumbersome integration of disparate filtering materials in order to work simultaneously in multiple spectral regions.
Cumming, D.R.S.   +3 more
core   +1 more source

Terahertz reconfigurable multi-functional metamaterials based on 3D printed mortise-tenon structures

open access: yesVirtual and Physical Prototyping, 2023
The emergence of metamaterial has provided an unprecedented ability to manipulate electromagnetic waves, especially in the terahertz band where there is a lack of natural response materials.
Bo Yu, Lesiqi Yin, Peng Wang, Cheng Gong
doaj   +1 more source

3D Dirac semimetals supported tunable terahertz BIC metamaterials

open access: yesNanophotonics, 2022
Based on the 3D Dirac semimetals (DSM) supported tilted double elliptical resonators, the tunable propagation properties of quasi-bound in continuum (BIC) resonance have been investigated in the THz regime, including the effects of rotation angles, DSM ...
Xiaoyong He, F. Lin, Feng Liu, W. Shi
semanticscholar   +1 more source

Regulation of the transmission characteristics of terahertz metamaterials based on CS2

open access: yesDianzi Jishu Yingyong, 2019
At present, optically controlled terahertz band metamaterials are mainly realized by changing the carrier concentration of semiconductor materials with laser.
Shi Yilin, Yang Suying, Gao Yachen
doaj   +1 more source

Highly tunable hybrid metamaterials employing split-ring resonators strongly coupled to graphene surface plasmons [PDF]

open access: yes, 2015
Metamaterials and plasmonics are powerful tools for unconventional manipulation and harnessing of light. Metamaterials can be engineered to possess intriguing properties lacking in natural materials, such as negative refractive index.
Faist, Jerome   +6 more
core   +2 more sources

Continuously tunable intensity modulators with large switching contrasts using liquid crystal elastomer films that are deposited with terahertz metamaterials.

open access: yesOptics Express, 2020
A liquid crystal elastomer (LCE) film is successfully deposited with a terahertz metamaterial using thermal evaporation via a programmed electronic shutter and high-efficiency cooling system.
W. Chiang   +8 more
semanticscholar   +1 more source

Angular distribution of hybridization in sputtered carbon thin film

open access: yesAIP Advances, 2017
The sp3/sp2 ratio of sputtered carbon thin film depends on the ion bombardment process and tailors the physical properties of carbon thin film. In present work, we report the angular distribution of hybridization in magnetron sputtered carbon thin film ...
Y. Liu, H. Wang, Z. C. Wei
doaj   +1 more source

A Review: The Functional Materials-Assisted Terahertz Metamaterial Absorbers and Polarization Converters

open access: yesPhotonics, 2022
When metamaterial structures meet functional materials, what will happen? The recent rise of the combination of metamaterial structures and functional materials opens new opportunities for dynamic manipulation of terahertz wave.
Dexian Yan   +7 more
doaj   +1 more source

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