Ultrafast carrier dynamics in terahertz photoconductors and photomixers: beyond short-carrier-lifetime semiconductors

PK Lu, AJ Fernandez Olvera, D Turan, TS Seifert… - …, 2022 - degruyter.com
Efficient terahertz generation and detection are a key prerequisite for high performance
terahertz systems. Major advancements in realizing efficient terahertz emitters and detectors …

Photodiodes for terahertz applications

JP Seddon, M Natrella, X Lin, C Graham… - IEEE Journal of …, 2021 - ieeexplore.ieee.org
Terahertz generation using high-speed photodiodes has found commercial application in
many areas ranging across spectroscopy, imaging and communications. In this paper we …

High performance waveguide uni-travelling carrier photodiode grown by solid source molecular beam epitaxy

X Lin, M Natrella, J Seddon, C Graham, CC Renaud… - Optics express, 2019 - opg.optica.org
The first waveguide coupled phosphide-based UTC photodiodes grown by Solid Source
Molecular Beam Epitaxy (SSMBE) are reported in this paper. Metal Organic Vapour Phase …

Millimetre-wave photonic emitter integrating a PIN-PD and planar high gain antenna

M Ali, LEG Muñoz, G Carpintero… - … Workshop on Mobile …, 2020 - ieeexplore.ieee.org
This paper presents a photonics based compact broadband emitter module working in the E-
Band (60-90 GHz) for wireless communications. A high-speed InGaAs/InGaAsP PIN …

[HTML][HTML] Direct connection of uni-traveling-carrier photodiodes to antennas for frequency reconfigurable fiber-radio transmission in the Ka band

S Vega, C Ballesteros, C Caillaud, D Lanteri… - Optics & Laser …, 2024 - Elsevier
A compact photonically-driven wireless emitter based on a Uni-Traveling-Carrier photodiode
(UTC-PD) which directly connects to a short asymmetrical inductive dipole (SAID) antenna is …

Architecture and component characterization of a high-resolution free-space vector network analyzer for the terahertz range

ADJF Olvera, AF Betancour, C de Dios… - … in Central Europe …, 2019 - ieeexplore.ieee.org
The design of a free-space vector network analyzer (FS-VNA) to extract the electrical
properties of materials for frequencies up to 2.7 THz is presented. It is based on 1.55 μm …

[PDF][PDF] ErAs: In (Al) GaAs photoconductors for 1550 nm-based Terahertz time domain spectroscopy systems

U Nandi - 2021 - d-nb.info
Abstract ErAs: In (Al) GaAs photoconductors have proven to be outstanding devices for
photonic terahertz (0.1 THz-10 THz) generation and detection. These superlattices are …

[PDF][PDF] Integrated broadband antennas for photonic-enabled millimetre-wave transmission

M Ali - no. September, 2020 - e-archivo.uc3m.es
The scope of this doctoral thesis is within the development of advanced wireless
communication links operating in the millimetre-wave frequency range, contributing in the …

Beam Profile Investigation of an Optoelectronic Continuous-Wave Terahertz Emitter

J Smith, S Nellen, S Lauck, B Globisch… - … on Infrared, Millimeter …, 2019 - ieeexplore.ieee.org
The beam profile of an optoelectronic continuous-wave terahertz emitter is investigated in
the frequency range up to 200 GHz. The radiation pattern is measured by a calibrated …

Compact Optically-Fed Antennas with Reconfigurable Frequency Operation in the Ka Band

S Vega, C Ballesteros, C Caillaud, D Lanteri… - Available at SSRN … - papers.ssrn.com
A compact photonically-driven wireless emitter based on a Uni-Traveling-Carrier photodiode
(UTC-PD) which directly connects to a folded asymmetrical dipole antenna is presented. The …