Arsenides-and related III-V materials-based multilayered structures for terahertz applications: Various designs and growth technology

AE Yachmenev, SS Pushkarev, RR Reznik… - Progress in Crystal …, 2020 - Elsevier
The fabrication and investigation of single and multilayered structures have become an
essential issue in the past decades since these structures directly define valuable properties …

A high-power broadband terahertz source enabled by three-dimensional light confinement in a plasmonic nanocavity

NT Yardimci, S Cakmakyapan, S Hemmati, M Jarrahi - Scientific reports, 2017 - nature.com
The scope and potential uses of time-domain terahertz imaging and spectroscopy are
mainly limited by the low optical-to-terahertz conversion efficiency of photoconductive …

[HTML][HTML] High power telecommunication-compatible photoconductive terahertz emitters based on plasmonic nano-antenna arrays

NT Yardimci, H Lu, M Jarrahi - Applied Physics Letters, 2016 - pubs.aip.org
We present a high-power and broadband photoconductive terahertz emitter operating at
telecommunication optical wavelengths, at which compact and high-performance fiber …

Terahertz spectrometers: A key tool bridging the electronics–photonics gap

R Liu, M Chen, Z Zhao, J Zhang, Y Wang - Optics & Laser Technology, 2025 - Elsevier
The terahertz (THz) region of the electromagnetic spectrum, often referred to as the bridge
between electronics and photonics, has emerged as a highly active area of research, owing …

Direct and integrating sampling in terahertz receivers from wafer-scalable InAs nanowires

K Peng, NP Morgan, FM Wagner, T Siday… - Nature …, 2024 - nature.com
Terahertz (THz) radiation will play a pivotal role in wireless communications, sensing,
spectroscopy and imaging technologies in the decades to come. THz emitters and receivers …

High power generation of THz from 1550-nm photoconductive emitters

A Mingardi, WD Zhang, ER Brown, AD Feldman… - Optics …, 2018 - opg.optica.org
Two photoconductive emitters-one with a self-complementary square spiral antenna, and
the other with a resonant slot antenna-were fabricated on a GaAs epilayer embedded with …

THz generation using extrinsic photoconductivity at 1550 nm

JR Middendorf, ER Brown - Optics Express, 2012 - opg.optica.org
1550-nm pulses from a fiber-mode-locked laser are used to drive an ErAs: GaAs
photoconductive switch, resulting in easily measured THz radiation with average broadband …

[HTML][HTML] Resonant cavities for efficient LT-GaAs photoconductors operating at λ= 1550 nm

M Billet, P Latzel, F Pavanello, G Ducournau… - APL Photonics, 2016 - pubs.aip.org
We show that photoconductors based on low-temperature-grown GaAs (LT-GaAs) can be
efficiently operated by 1.55 μm telecom wavelength by using metallic mirror based optical …

Generation of terahertz radiation from fe-doped InGaAsP using 800 nm to 1550 nm pulsed laser excitation

O Hatem, JR Freeman, JE Cunningham… - Journal of Infrared …, 2016 - Springer
We demonstrate efficient generation of terahertz (THz) frequency radiation by pulsed
excitation, at wavelengths between 800 and 1550 nm, of photoconductive (PC) switches …

Photoconductive materials for THz generation at 1550 nm: ErAs: GaAs vs InGaAs based materials

M Martin, ER Brown - Terahertz, RF, Millimeter, and …, 2015 - spiedigitallibrary.org
Since the 1990s the photoconductive material of choice for THz generation has been low-
temperature grown GaAs (LTG-GaAs) thanks to its useful mobility (~ 200 cm 2/Vs), high dark …