Exploiting total internal reflection geometry for terahertz devices and enhanced sample characterization

Q Sun, X Chen, X Liu, RI Stantchev… - Advanced Optical …, 2020 - Wiley Online Library
To promote potential applications of terahertz (THz) technology, more advanced functional
THz devices with high performance are needed, including modulators, polarizers, lenses …

Terahertz isolator based on nonreciprocal magneto-metasurface

S Chen, F Fan, X Wang, P Wu, H Zhang, S Chang - Optics express, 2015 - opg.optica.org
A magneto-metasurface with nonreciprocal terahertz (THz) transmission has been proposed
to form a THz isolator. Importantly, we have discussed the two necessary conditions for THz …

[HTML][HTML] An introduction to terahertz time-domain spectroscopic ellipsometry

X Chen, E Pickwell-MacPherson - APL Photonics, 2022 - pubs.aip.org
In the past, terahertz spectroscopy has mainly been performed based on terahertz time-
domain spectroscopy systems in a transmission or a window/prism-supported reflection …

Fabrication of wire grid polarizer for spectroscopy application: From ultraviolet to terahertz

YT Cho - Applied Spectroscopy Reviews, 2018 - Taylor & Francis
Wire grid polarizer has high extinction ratio, brightness, excellent durability and large
acceptance angle of light. The interest in grid-type polarizer has maintained continuously …

Flexible terahertz wire grid polarizer with high extinction ratio and low loss

A Ferraro, DC Zografopoulos, M Missori, M Peccianti… - Optics letters, 2016 - opg.optica.org
An aluminum-based terahertz (THz) wire grid polarizer is theoretically investigated and
experimentally demonstrated on a subwavelength thin flexible and conformal foil of the cyclo …

Solvent doping of PEDOT/PSS: effect on terahertz optoelectronic properties and utilization in terahertz devices

F Yan, EPJ Parrott, BSY Ung… - The Journal of …, 2015 - ACS Publications
Poly (3, 4-ethylenedioxythiophene)/poly (4-styrenesulfonate)(PEDOT/PSS) is a conducting
polymer and is a promising material for use in optoelectronic devices. Adding dopants to …

[HTML][HTML] Broadband modulation of terahertz waves through electrically driven hybrid bowtie antenna-VO2 devices

C Han, EPJ Parrott, G Humbert, A Crunteanu… - Scientific reports, 2017 - nature.com
Broadband modulation of terahertz (THz) light is experimentally realized through the
electrically driven metal-insulator phase transition of vanadium dioxide (VO2) in hybrid metal …

Terahertz devices using the optical activation of GeTe phase change materials: toward fully reconfigurable functionalities

M Pinaud, G Humbert, S Engelbrecht, L Merlat… - ACS …, 2021 - ACS Publications
Multifunctional terahertz (THz) devices are crucial for the development of practical
applications such as high-speed communications, spectroscopy, and imaging, but their …

Terahertz Polarizers Based on 2D Ti3C2Tz MXene: Spin Cast from Aqueous Suspensions

G Li, K Montazeri, MK Ismail… - Advanced photonics …, 2020 - Wiley Online Library
Herein, the fabrication of terahertz (THz) polarizers is reported on by simply spin casting two‐
dimensional (2D) MXene Ti3C2Tz nanosheets on a photolithographically patterned THz …

Robust and accurate terahertz time-domain spectroscopic ellipsometry

X Chen, EPJ Parrott, Z Huang, HP Chan… - Photonics …, 2018 - opg.optica.org
In this work, we show how fiber-based terahertz systems can be robustly configured for
accurate terahertz ellipsometry. To this end, we explain how our algorithms can be …