Tilted pulse front pumping techniques for efficient terahertz pulse generation

G Tóth, G Polónyi, J Hebling - Light: Science & Applications, 2023 - nature.com
Optical rectification of femtosecond laser pulses has emerged as the dominant technique for
generating single-and few-cycle terahertz (THz) pulses. The advent of the tilted pulse front …

Generation and characterization of intense terahertz pulses from DSTMS crystal

X Meng, K Wang, X Yu, Y Ding, Y Zeng, T Lin… - Optics …, 2023 - opg.optica.org
Matter manipulation in terahertz range calls for a strong-field broadband light source. Here,
we present a scheme for intense terahertz generation from DSTMS crystal driven by a high …

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 …

Terahertz generation optimization in an OH1 nonlinear organic crystal pumped by a Cr: forsterite laser

AV Ovchinnikov, OV Chefonov, MB Agranat… - Optics Letters, 2022 - opg.optica.org
We present the results of experimental investigations of terahertz radiation generation
conversion efficiency in an OH1 nonlinear organic crystal pumped by femtosecond laser …

Easily variable and scalable terahertz pulse source based on tilted-pulse-front pumped semiconductors

G Krizsán, Z Tibai, G Tóth, J Hebling, L Pálfalvi - Optics Express, 2024 - opg.optica.org
A new type of terahertz source containing only two optical elements-a volume phase
holographic grating, and a semiconductor nonlinear slab-is proposed. The setup does not …

Influence of High-Intensity Terahertz Radiation on the Differentiation of Human Neural Progenitor Cells

DS Sitnikov, VA Revkova, IV Ilina, RO Shatalova… - Radiophysics and …, 2023 - Springer
We present the results of studying the impact of high-intensity terahertz pulses on the
differentiation of induced human neural progenitor cells (drNPCs). The differentiation was …

New generation terahertz pulse sources utilizing volume phase holographic gratings

G Krizsán, Z Tibai, G Almási, G Tóth… - High Intensity Lasers …, 2022 - opg.optica.org
Volume phase holographic gratings can allow the implementation of terahertz pulse sources
where imaging optics and the microstructuring of a nonlinear material surface are not …

Scalable optical-to-terahertz converter with a prism-coupled plane-parallel lithium niobate plate

SB Bodrov, NA Abramovsky, EA Burova… - Optics …, 2022 - opg.optica.org
A nonlinear optical converter of femtosecond laser pulses to terahertz radiation, which
combines the tilted-pulse-front pumping and prism coupling techniques, is proposed and …

Optical Rectification–Based Sources

G Polónyi, J Hebling - Advances in Terahertz Source …, 2024 - taylorfrancis.com
Nowadays there are a few techniques based on ultrashort laser pulses, which are able to
generate high energy and high-field THz pulses. These are large-area photoconductive …

Tunable broadband and high-field THz time-domain spectroscopy system

W Cui - 2024 - ruor.uottawa.ca
This thesis focuses on improving the performance of the THz time-domain spectroscopy
system using second-order nonlinear crystals for THz generation and detection in terms of …