[HTML][HTML] Highly efficient THz generation by optical rectification of mid-IR pulses in DAST

C Gollner, M Shalaby, C Brodeur, I Astrauskas… - APL Photonics, 2021 - pubs.aip.org
We report on efficient THz generation in DAST by optical rectification of intense mid-IR
pulses centered at (i) 3.9 μm and (ii) its second harmonic at 1.95 μm. Suppression of multi …

Scaling up the energy of THz pulses created by optical rectification

AG Stepanov, J Kuhl, IZ Kozma, E Riedle, G Almási… - Optics …, 2005 - opg.optica.org
The possibility for up-scaling the energy of sub-ps THz pulses generated by tilted pulse front
excitation is demonstrated. Using 150-fs-long 500 μJ optical pump pulses at 800 nm up to …

Theory of terahertz generation by optical rectification using tilted-pulse-fronts

K Ravi, WR Huang, S Carbajo, EA Nanni… - Optics express, 2015 - opg.optica.org
A model for terahertz (THz) generation by optical rectification using tilted-pulse-fronts is
developed. It simultaneously accounts for in two spatial dimensions (2-D)(i) the spatio …

Ultra-broadband THz pulses with electric field amplitude exceeding 100 kV/cm at a 200 kHz repetition rate

N Nilforoushan, T Apretna, C Song, T Boulier… - Optics …, 2022 - opg.optica.org
We demonstrate a table-top source delivering ultra-broadband THz pulses with electric field
strength exceeding 100 kV/cm at a repetition rate of 200 kHz. The source is based on optical …

Limitations to THz generation by optical rectification using tilted pulse fronts

K Ravi, WR Huang, S Carbajo, X Wu, F Kärtner - Optics express, 2014 - opg.optica.org
Terahertz (THz) generation by optical rectification (OR) using tilted-pulse-fronts is studied. A
one-dimensional (1-D) model which simultaneously accounts for (i) the nonlinear coupled …

Optical rectification of ultrafast Yb lasers: pushing power and bandwidth of terahertz generation in GaP

J Drs, N Modsching, C Paradis, C Kränkel, VJ Wittwer… - JOSA B, 2019 - opg.optica.org
We demonstrate broadband high-power terahertz (THz) generation at megahertz repetition
rates by optical rectification in GaP driven by an ultrafast Yb-based thin-disk laser (TDL) …

Optical parametric amplification of phase-stable terahertz-to-mid-infrared pulses studied in the time domain

N Kanda, N Ishii, J Itatani, R Matsunaga - Optics Express, 2021 - opg.optica.org
We report optical parametric amplification (OPA) of low-frequency infrared pulses in the
intermediate region between terahertz (THz) frequency and mid-infrared (MIR), ie, from 16.9 …

Generation of high-power terahertz pulses by tilted-pulse-front excitation and their application possibilities

J Hebling, KL Yeh, MC Hoffmann, B Bartal, KA Nelson - JOSA B, 2008 - opg.optica.org
The principles and most-recent results of high-power THz generation through optical
rectification using a tilted optical pulse front are described. Single-cycle THz pulses of …

Optically pumped terahertz sources

K Zhong, W Shi, DG Xu, PX Liu, YY Wang… - Science China …, 2017 - Springer
High-power terahertz (THz) generation in the frequency range of 0.1–10 THz has been a fast-
developing research area ever since the beginning of the THz boom two decades ago …

Milliwatt-class broadband THz source driven by a 112 W, sub-100 fs thin-disk laser

F Meyer, N Hekmat, T Vogel, A Omar… - Optics …, 2019 - opg.optica.org
We demonstrate a high repetition-rate, single-cycle THz source with a maximum average
power of 1.35 mW, operating at a center frequency of 2 THz. This result was obtained by …