Results 21 to 30 of about 687,426 (197)

High-repetition-rate ultrafast fiber lasers

open access: yesOptics Express, 2018
Multi-gigahertz fundamental repetition rate, tunable repetition rate and wavelength, ultrafast fiber lasers at wavelengths of 1.0, 1.5, and 2.0 µm are experimentally demonstrated and summarized. At the wavelength of 1.0 µm, the laser wavelength is tuned in the range of 1040.1-1042.9 nm and the repetition rate is shifted by 226 kHz in a 3-cm-long all ...
Huihui, Cheng   +7 more
openaire   +2 more sources

Hybrid test bench for high repetition rate radial shock wave measurement

open access: yesCurrent Directions in Biomedical Engineering, 2021
Radial shock wave therapy is used for different therapeutic indications. In order to assess the effect on the treated tissue, it is important to know the sound field parameters.
Reinhardt Nina   +4 more
doaj   +1 more source

High-Repetition-Rate Q-Switched Holmium Fiber Laser

open access: yesIEEE Photonics Journal, 2012
Pulses of 118 nJ at the repetition rate of 170 kHz and central wavelength of 2097 nm have been produced by holmium fiber laser Q-switched by carbon nanotube saturable absorber.
A. Yu. Chamorovskiy   +4 more
doaj   +1 more source

Advanced Scheme to Generate MHz, Fully Coherent FEL Pulses at nm Wavelength

open access: yesApplied Sciences, 2021
Current FEL development efforts aim at improving the control of coherence at high repetition rate while keeping the wavelength tunability. Seeding schemes, like HGHG and EEHG, allow for the generation of fully coherent FEL pulses, but the powerful ...
Georgia Paraskaki   +7 more
doaj   +1 more source

Picosecond high-repetition-rate pulsed laser ablation of dielectrics: the effect of energy accumulation between pulses [PDF]

open access: yes, 2015
We report experiments on the ablation of arsenic trisulphide and silicon using high-repetition-rate (megahertz) trains of picosecond pulses. In the case of arsenic trisulphide, the average single pulse fluence at ablation threshold is found to be >100 ...
Gamaly, Eugene G   +3 more
core   +1 more source

High power fiber laser system for a high repetition rate laserwire

open access: yesPhysical Review Special Topics. Accelerators and Beams, 2014
We present the development of a high power fiber laser system to investigate its suitability for use in a transverse electron beam profile monitor, i.e., a laserwire.
L. J. Nevay, R. Walczak, L. Corner
doaj   +1 more source

Potential of Time-Resolved Serial Femtosecond Crystallography Using High Repetition Rate XFEL Sources

open access: yesApplied Sciences, 2022
This perspective review describes emerging techniques and future opportunities for time-resolved serial femtosecond crystallography (TR-SFX) experiments using high repetition rate XFEL sources.
Raphaël de Wijn   +3 more
doaj   +1 more source

Design and Development of High-Repetition-Rate Satellite Laser Ranging System [PDF]

open access: yesJournal of Astronomy and Space Sciences, 2015
The Accurate Ranging System for Geodetic Observation – Mobile (ARGO-M) was successfully developed as the first Korean mobile Satellite Laser Ranging (SLR) system in 2012, and has joined in the International Laser Ranging Service (ILRS) tracking network,
Eun-Jung Choi   +6 more
doaj   +1 more source

High-repetition-rate combustion thermometry with two-line atomic fluorescence excited by diode lasers [PDF]

open access: yes, 2009
We report on kilohertz-repetition-rate flame temperature measurements performed using blue diode lasers. Two-line atomic fluorescence was performed by using diode lasers emitting at around 410 and 451 nm to probe seeded atomic indium.
Burns   +13 more
core   +1 more source

Towards High-Repetition-Rate Fast Neutron Sources Using Novel Enabling Technologies

open access: yesInstruments, 2021
High-flux, high-repetition-rate neutron sources are of interest in studying neutron-induced damage processes in materials relevant to fusion, ultimately guiding designs for future fusion reactors.
Franziska Treffert   +9 more
doaj   +1 more source

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