Petawatt and exawatt class lasers worldwide

CN Danson, C Haefner, J Bromage… - High Power Laser …, 2019 - cambridge.org
In the 2015 review paper 'Petawatt Class Lasers Worldwide'a comprehensive overview of
the current status of high-power facilities of was presented. This was largely based on facility …

Ultra-broadband all-OPCPA petawatt facility fully based on LBO

M Galletti, P Oliveira, M Galimberti… - High Power Laser …, 2020 - cambridge.org
A petawatt facility fully based on noncollinear optical parametric chirped pulse amplification
(NOPCPA) technology, Vulcan OPPEL (Vulcan OPCPA PEtawatt Laser), is presented. This …

Ultra-wideband and high-gain parametric amplification in telecom wavelengths with an optimally mode-matched PPLN waveguide

YM Sua, JY Chen, YP Huang - Optics letters, 2018 - opg.optica.org
We report a wideband optical parametric amplification (OPA) over 14 THz covering telecom
S, C, and L bands with observed maximum parametric gain of 38.3 dB. The OPA is realized …

[HTML][HTML] 高能皮秒拍瓦激光研究进展, 技术挑战及发展趋势

姜有恩, 杨朋千, 潘雪, 张艳丽, 郭亚晶… - Chinese Journal of …, 2024 - opticsjournal.net
摘要兼具高峰值功率和高脉冲能量两大特征的皮秒拍瓦激光与物质相互作用的物理效果跟脉冲
信噪比, 聚焦功率密度和时空调控精度等关键因素直接相关. 深入研究了这三大因素相应的受限 …

Direct optical measurement of the on-shot incoherent focal spot and intensity contrast on the OMEGA EP laser

C Dorrer, A Consentino, D Irwin - Applied Physics B, 2016 - Springer
Characterizing the prepulse temporal contrast of optical pulses is required to understand
their interaction with matter. Light with relatively low intensity can interact with the target …

Noise analysis in a seeded four-wave mixing process generated in a photonic crystal fiber pumped by a chirped pulse

T Guilberteau, C Fourcade-Dutin, F Fauquet… - Optics Letters, 2023 - opg.optica.org
Four-wave mixing is investigated when chirped pump and signal pulses are injected in a
photonic crystal fiber. The shot-to-shot stability of the amplified coherent signal was …

Scattering-initiated parametric noise in optical parametric chirped-pulse amplification

J Wang, J Ma, P Yuan, D Tang, B Zhou, G Xie, L Qian - Optics Letters, 2015 - opg.optica.org
We experimentally study a new kind of parametric noise that is initiated from signal
scattering and enhanced through optical parametric amplification. Such scattering-initiated …

High-contrast OPCPA front end in high-power petawatt laser facility based on the ps-OPCPA seed system

Q Xiao, X Pan, Y Jiang, J Wang, L Du, J Guo… - Optics …, 2021 - opg.optica.org
A high-energy, high-beam-quality, high-contrast picosecond optical parametric chirped-
pulse amplification (ps-OPCPA) laser system was demonstrated. The pulse from a …

Numerical Investigation of the Temporal Contrast in ps-OPCPA with Compact Double BBO Arrangement

H Chen, J Hu, X Wang, P Bai, X Chen, X Yang, F Wu… - Applied Sciences, 2022 - mdpi.com
The picosecond optical parametric chirped pulse amplifier (ps-OPCPA) with double BBO
arrangement can support the ultrabroad spectrum even under a relatively long pump pulse …

Vliv dvojlomu aktivního prostředí na časový kontrast impulzu v laserových zesilovačů s vysokým špičkovým výkonem

C Josef - 2022 - dspace.cvut.cz
Hlavním tématem předložené práce je časový kontrast impulzů generovaných v laserových
systémech s vysokou fokusovanou intenzitou. Časový kontrast je důležitou charakteristikou …