Switchable broadband terahertz

Author: iodr

August undefined, 2024

Splet02. avg. 2024 · Wang, D. et al. Multiband switchable terahertz quarter-wave plates via phase-change metasurfaces. IEEE Photonics Journal 8, 5500308 (2016). [183] Zhang, R. … SpletA bifunctional terahertz (THz) metasurface based on vanadium dioxide (VO 2) was proposed, which can achieve near-perfect cross-polarization conversion (CPC) and ultra …

Ultrathin and broadband highly efficient terahertz reflective ...

http://hs.link.springer.com.dr2am.wust.edu.cn/article/10.1186/s11671-018-2811-z?__dp=https Splet09. apr. 2024 · On the basis of the temperature-controlled phase change properties of vanadium dioxide (VO2), a dual-functional terahertz metamaterial device is proposed. … cherok tokun nature park

Switchable terahertz broadband absorption and linear-to-circular ...

SpletIn this work, we propose a multi-functional broadband terahertz polarization converter based on graphene-VO2 hybrid metamaterial, which can switch between transmissive … Splet09. mar. 2024 · Integration of diversified and switchable functions into monolithic metamaterials has become a rising research field, particularly for the terahertz (THz) … SpletWe propose a simple ultrathin design of reflective linear polarization converter with broadband and high efficiency based on four L-shaped anisotropic … cherolette davis school of business

Switchable broadband terahertz spatial modulators based on …

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SpletPred 1 dnevom · Dual band terahertz metamaterial absorber: Design, fabrication, and characterization; Metamaterials based broadband THz absorber; Graphene Metadevices … Splet13. apr. 2024 · The special electromagnetic properties of metamaterials have contributed to the development of terahertz technology, and terahertz broadband absorbers for various … flights from pasco to flagstaffSplet20. jan. 2024 · We proposed a switchable bifunctional metasurface for broadband absorber and linear-to-circular polarization converter (LTCPC) in terahertz regime. When vanadium … flights from paro to bkk

"Splet06. jan. 2024 · A terahertz absorber with controllable and switchable bandwidth that is insensitive to polarization is of great interest. Here, we propose and demonstrate a … " - Switchable broadband terahertz

Switchable broadband terahertz

Design of a Photo-Excited Switchable Broadband Reflective Linear ...

SpletWe propose a switchable broadband and wide-angular terahertz asymmetric transmission based on a spiral metasurface composed of metal and VO2 hybrid structures. Results … SpletWe numerically demonstrate a switchable broadband terahertz spatial modulator composed of ginkgo-leaf-patterned graphene and transition material vanadium dioxide …

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SpletTerahertz wavefront manipulation is one of the key terahertz technologies. While few of the research works on terahertz wavefront manipulation has broadband and dual-polarized … SpletTerahertz electromagnetic (EM) wave components usually have a single function, such as they can only convert the polarization state of an incident wave or absorb the incident …

Splet01. avg. 2024 · The proposed polarization converters of broad bandwidth, active tunability, and switchable functionality will essentially make a significant progress in THz … Splet02. dec. 2024 · Terahertz absorbers based on doped silicon have achieved broadband and high-efficiency absorption due to their high concentration of carriers. However, their …

Splet1. Switchable THz over fibre (ToF): modulation and transmission of frequency switchable THz signals through telecom optical carrier. 2. Development of tunable single mode … Splet01. nov. 2024 · We numerically demonstrate a switchable broadband terahertz spatial modulator composed of ginkgo-leaf-patterned graphene and transition material …

SpletIn our work, we design a photo-excited switchable broadband reflection linear polarization convertor, both theoretical and numerical results exhibit that the broadband polarization …

SpletIn this paper, an actively tunable and switchable multi-functional terahertz metamaterial device based on a hybrid vanadium dioxide (VO 2)–graphene integrated configuration is … flights from pasco to atlantaSplet03. apr. 2024 · Here, we propose a switchable broadband absorber/reflector in the low-terahertz regime. By utilizing a hybrid graphene-gold metasurface on SiO 2 /pSi/PDMS … flights from pasco to dallas fort worthSplet13. apr. 2024 · Metamaterial absorbers show great promise for applications in optical manipulation, photodetection, solar energy harvesting, and photocatalysis. In this work, … cheroksSplet10. jan. 2024 · Flexible switching of absorption performance (complete reflection and ultra-broadband perfect absorption) can be achieved through temperature adjustment. … flights from pasco to laSplet20. avg. 2024 · Metasurfaces incorporating graphene hold great promise for dynamic manipulation of terahertz waves. However, it remains challenging to design a broadband … cher oldest female artistSpletpred toliko dnevi: 2 · Patterned-graphene-based broadband tunable metamaterial absorber in terahertz band; Design of a Ultrathin Broadband and Large Incident Angle … cheroke speedway 2022Splet15. feb. 2024 · Here we present a thermally switchable terahertz (THz) metasurface that exhibits ultra-broadband absorption and high-transmission characteristics at different … cherol motsumi