A flexible and stretchable 3D-printed terahertz waveguide

Bo Chen, Wei Wei, Jingzhu Shao, Borui Xu, Huan Zhu, Gangyi Xu, Chongzhao Wu

Research output: Chapter in Book/Report/Conference proceedingConference contributionpeer-review

Abstract

We propose a novel flexible and stretchable terahertz waveguide by 3D printing to guide radiation from terahertz (THz) quantum cascade lasers (QCLs) lasing at the frequency of 2.58 THz. Composite silver nanoparticles and polydimethylsiloxane are coated on the inner surface of the 3Dprinted polycarbonate/rubber substrate tube. The experimental results show that the transmission loss is 0.22 dB/cm for the waveguide with a 4 mm-bore diameter. Both transmission spectra and output beam profile out from the waveguide demonstrate single-mode characteristics. Importantly, preeminent mechanical stability and stretchability of the 3D-printed terahertz waveguide are verified, which lead to broad applications in stretchable and ultra-flexible terahertz devices.

Original languageEnglish
Title of host publicationIRMMW-THz 2022 - 47th International Conference on Infrared, Millimeter and Terahertz Waves
PublisherIEEE Computer Society
ISBN (Electronic)9781728194271
DOIs
Publication statusPublished - 2022
Externally publishedYes
Event47th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2022 - Delft, Netherlands
Duration: 28 Aug 20222 Sept 2022

Publication series

NameInternational Conference on Infrared, Millimeter, and Terahertz Waves, IRMMW-THz
Volume2022-August
ISSN (Print)2162-2027
ISSN (Electronic)2162-2035

Conference

Conference47th International Conference on Infrared, Millimeter and Terahertz Waves, IRMMW-THz 2022
Country/TerritoryNetherlands
CityDelft
Period28/08/222/09/22

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