Laser‐driven strong‐field terahertz sources

JA Fülöp, S Tzortzakis… - Advanced Optical Materials, 2020 - Wiley Online Library
A review on the recent development of intense laser‐driven terahertz (THz) sources is
provided here. The technologies discussed include various types of sources based on …

Unusual terahertz waveforms from a resonant medium controlled by diffractive optical elements

AV Pakhomov, RM Arkhipov, MV Arkhipov… - Scientific reports, 2019 - nature.com
Up to now, full tunability of waveforms was possible only in electronics, up to radio-
frequencies. Here we propose a new concept of producing few-cycle terahertz (THz) pulses …

Large-area periodically-poled lithium niobate wafer stacks optimized for high-energy narrowband terahertz generation

CDW Mosley, DS Lake, DM Graham, SP Jamison… - Optics …, 2023 - opg.optica.org
Periodically-poled lithium niobate (PPLN) sources consisting of custom-built stacks of large-
area wafers provide a unique opportunity to systematically study the multi-cycle terahertz …

Highly scalable multicycle THz production with a homemade periodically poled macrocrystal

F Lemery, T Vinatier, F Mayet, R Aßmann… - Communications …, 2020 - nature.com
The THz regime is widely appealing across many disciplines including solid-state physics,
life sciences, and increasingly in particle acceleration. Multicycle THz pulses are typically …

Broadband and high‐sensitivity time‐resolved THz system using grating‐assisted tilted‐pulse‐front phase matching

W Cui, KM Awan, R Huber, K Dolgaleva… - Advanced Optical …, 2022 - Wiley Online Library
A broadband and sensitive time‐resolved terahertz (THz) configuration relying on
noncollinear optical interactions is presented. This noncollinear scheme enables a higher …

Programmable generation of terahertz bursts in chirped-pulse laser amplification

V Stummer, T Flöry, G Krizsán, G Polónyi, E Kaksis… - Optica, 2020 - opg.optica.org
Amplified bursts of laser pulses are sought for various machining, deposition, spectroscopic,
and strong-field applications. Standard frequency-and time-domain techniques for pulse …

High-field THz source centered at 2.6 THz

W Cui, EK Yalavarthi, AV Radhan, M Bashirpour… - Optics …, 2023 - opg.optica.org
We demonstrate a table-top high-field terahertz (THz) source based on optical rectification of
a collimated near-infrared pulse in gallium phosphide (GaP) to produce peak fields above …

Scalable fabrication of nanogratings on GaP for efficient diffraction of near-infrared pulses and enhanced terahertz generation by optical rectification

M Bashirpour, W Cui, A Gamouras, JM Ménard - Crystals, 2022 - mdpi.com
We present a process flow for wafer-scale fabrication of a surface phase grating with sub-
micron feature sizes from a single semiconductor material. We demonstrate this technique …

Scalable microstructured semiconductor THz pulse sources

Z Tibai, G Krizsán, G Tóth, G Almási, G Illés… - Optics …, 2022 - opg.optica.org
In recent years several microstructured lithium niobate THz pulse source were suggested for
high-energy applications. Two types of those, the reflective and the transmissive nonlinear …

Broadband and narrowband laser-based terahertz source and its application for resonant and non-resonant excitation of antiferromagnetic modes in NiO

OV Chefonov, AV Ovchinnikov, CP Hauri… - Optics …, 2019 - opg.optica.org
A versatile table-top high-intense source of terahertz radiation, enabling to generate pulses
of both broadband and narrowband spectra with a tunable frequency up to 3 THz is …