Results 1 to 10 of about 154,078 (299)

Self-injection-locked thin-film regenerative laser amplifier [PDF]

open access: yesiScience
Summary: Organic lasers based on distributed feedback (DFB) microcavities have been extensively investigated. However, the application of these lasers is limited by their low output power and large beam divergence.
Yue Liu, Wenwen Wu, Xinping Zhang
doaj   +2 more sources

Development of a 1 TW/35 fs Ti:sapphire Laser Amplifier and Generation of Intense THz Waves Using Two-Color Laser Filamentation

open access: yesPhotonics, 2021
We developed a compact Ti:sapphire laser amplifier system in our laboratory, generating intense laser pulses with a peak power of >1 TW (terawatt), a pulse duration of 34 fs (femtosecond), a central wavelength of 800 nm, and a repetition rate of 10 Hz ...
Vanessa Ling Jen Phung   +5 more
doaj   +1 more source

Compact 15 mJ Fiber–Solid Hybrid Hundred-Picosecond Laser Source for Laser Ablation on Copper

open access: yesApplied Sciences, 2022
We report on a millijoule-level fiber–solid hybrid hundred-picosecond laser system with a stable performance and compact structure. The laser system is based on a master oscillator power amplifier structure containing an all-fiber master oscillator, a ...
Tingting Wang   +7 more
doaj   +1 more source

Adaptive Nonlinear Phase Compensation in a Femtosecond Hybrid Laser with Varying Pulse Repetition Rate

open access: yesPhotonics, 2021
In this manuscript, an implementation of a tunable nonlinear phase compensation method is demonstrated on a typical femtosecond hybrid laser consisting of a fiber pre-amplifier and an additional solid-state amplifier. This enables one to achieve constant
Luka Černe   +2 more
doaj   +1 more source

Comparison of simulation and experimental characterization of a 4-pass diode-pumped 4-active-mirrors 1053 nm laser amplifier [PDF]

open access: yesEPJ Web of Conferences, 2022
In this paper, we will discuss the performances of a 4-pass diode-pumped 4-active-mirrors laser amplifier. Numerical simulations along with experimental characterization paves the way to reach 1 J at 10 Hz pulse rate at 1053 nm. Both Nd :glass and Nd :Lu
Hamoudi Thomas   +9 more
doaj   +1 more source

Problem of nuclear-laser power engineering and methods of their solution [PDF]

open access: yesNuclear Energy and Technology, 2019
The concept of a high power reactor-laser system based on a nuclear pumped optical quantum amplifier (OKUYaN) was formulated at IPPE in the mid-1980-ies.
Petr P. Dyachenko   +3 more
doaj   +3 more sources

High-power mid-infrared femtosecond master oscillator power amplifier Er:ZBLAN fiber laser system

open access: yesHigh Power Laser Science and Engineering, 2023
High-power femtosecond mid-infrared (MIR) lasers are of vast importance to both fundamental research and applications. We report a high-power femtosecond master oscillator power amplifier laser system consisting of a single-mode Er:ZBLAN fiber mode ...
Linpeng Yu   +11 more
doaj   +1 more source

Flattening Few Mode Fiber Laser Source Based on PMF and Loop Mirror in a Ring Cavity Resonator [PDF]

open access: yesJournal of Optoelectronical Nanostructures, 2023
: A multi-wavelength source using a hybrid amplifier comprised of a Semiconductor Optical Amplifier (SOA) and an Erbium-doped fiber amplifier (EDFA) in a ring fiber laser set up is proposed. Multi-wavelength sources are less expensive and more efficient
Sharifeh Shahi
doaj   +1 more source

Compact 50 W All-Solid-State Picosecond Laser System at 1 kHz

open access: yesApplied Sciences, 2020
Compact, stable, high-power and high repetition rate picosecond laser systems are excellent sources for optical parametric chirped pulse amplification systems and laser satellite ranging systems. Compared with the traditional complex high-power amplifier,
Shuaishuai Yang   +4 more
doaj   +1 more source

Amplification of Ti: sapphire femtosecond laser pulses by Z- scheme Regenerative Amplifier [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2023
In this study, the amplification of Ti: sapphire laser pulses in a regenerative amplifier with Z geometric arrangement has been demonstrated based on chirped pulse amplification method.
F. Hajiesmaeilbaigi   +3 more
doaj   +1 more source

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