Results 31 to 40 of about 1,961,575 (288)

Investigation of diffractive grating creation in glass by using femtosecond laser pulses [PDF]

open access: yesمجله علوم و فنون هسته‌ای, 2019
In this paper, the interaction of femtosecond laser pulses with BK7 glass is investigated. A Ti:sapphire femtosecond laser with the chirped pulse amplification is used.
R Goodarzi, F Hajiesmaeilbaigi
doaj   +1 more source

High-speed femtosecond laser plasmonic lithography and reduction of graphene oxide for anisotropic photoresponse

open access: yesLight: Science & Applications, 2020
Micro/nanoprocessing of graphene surfaces has attracted significant interest for both science and applications due to its effective modulation of material properties, which, however, is usually restricted by the disadvantages of the current fabrication ...
Tingting Zou   +9 more
semanticscholar   +1 more source

Femtosecond laser cataract surgery [PDF]

open access: yesEye and Vision, 2015
Femtosecond laser (FSL) cataract surgery is in its infancy but is rapidly gaining popularity due to the improved consistency and predictability for corneal incisions and anterior capsulorhexis. It enables subsequently less phacoemulsification energy and time to be employed, which has gains in terms of reduced corneal oedema. In addition, the FSL allows
Nagy, Zoltán Zsolt, McAlinden C
openaire   +3 more sources

Investigation of ultrafast laser photonic material interactions: challenges for directly written glass photonics [PDF]

open access: yes, 2008
Currently, direct-write waveguide fabrication is probably the most widely studied application of femtosecond laser micromachining in transparent dielectrics.
Ams, M.   +6 more
core   +2 more sources

Bioinspired micro/nanostructured surfaces prepared by femtosecond laser direct writing for multi-functional applications

open access: yesInternational Journal of Extreme Manufacturing, 2020
Femtosecond laser direct writing (FLDW) has been widely employed in controllable manufacturing of biomimetic micro/nanostructures due to its specific advantages including high precision, simplicity, and compatibility for diverse materials in comparison ...
Yiyuan Zhang   +7 more
semanticscholar   +1 more source

Studying of photoluminescence property of carbazole unit based push-pull oligomers

open access: yesAIP Advances, 2019
The photoluminescence (PL) property of two push-pull oligomers named C2B and DC2B, comprising of carbazole and difluoroboron β-diketonate units, were probed by many optical tests.
Ying Chen   +7 more
doaj   +1 more source

SILICON SURFACE MICROSTRUCTURING BY SINGLE-EXPOSURE FEMTOSECOND DOUBLE LASER PULSE [PDF]

open access: yesНаучно-технический вестник информационных технологий, механики и оптики, 2019
Subject of Research. The paper evaluates the possibility of periodic microstructures formation on the silicon surface by single-exposure double femtosecond laser pulse. Method.
E. V. Kuzmin   +3 more
doaj   +1 more source

High average power, widely tunable femtosecond laser source from red to mid-infrared based on an Yb-fiber-laser-pumped optical parametric oscillator [PDF]

open access: yes, 2013
We report on the highly efficient generation of widely tunable femtosecond pulses based on intracavity second harmonic generation (SHG) and sum frequency generation (SFG) in a MgO-doped periodically poled LiNbO3 optical parametric oscillator (OPO), which
Fan, Jintao   +6 more
core   +1 more source

Femtosecond Laser Micro/Nano-manufacturing: Theories, Measurements, Methods, and Applications

open access: yesNanomanufacturing and Metrology, 2020
Femtosecond laser fabrication has grown to be a major method of extreme manufacturing because of the extreme energy density and spatial and temporal scales of femtosecond lasers.
B. Guo   +5 more
semanticscholar   +1 more source

High-energy hybrid femtosecond laser system demonstrating 2 × 10 PW capability

open access: yesHigh Power Laser Science and Engineering, 2020
We report on a two-arm hybrid high-power laser system (HPLS) able to deliver 2 × 10 PW femtosecond pulses, developed at the Bucharest-Magurele Extreme Light Infrastructure Nuclear Physics (ELI-NP) Facility.
F. Lureau   +25 more
semanticscholar   +1 more source

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