Results 21 to 30 of about 412 (119)

Regular Periodic Surface Structures on Indium Tin Oxide Film Efficiently Fabricated by Femtosecond Laser Direct Writing with a Cylindrical Lens. [PDF]

open access: yesMaterials (Basel), 2022
Regular laser-induced periodic surface structures (LIPSS) were efficiently fabricated on indium tin oxide (ITO) films by femtosecond laser direct writing with a cylindrical lens.
Chen L   +7 more
europepmc   +2 more sources

Formation of low- and high-spatial frequency laser-induced periodic surface structures (LIPSSs) in ALD-deposited MoS2

open access: yesFrontiers in Nanotechnology, 2023
The formation of laser-induced periodic surface structures (LIPSSs) on the atomic layer-deposited (ALD) molybdenum disulfide (MoS2) upon femtosecond laser processing is studied experimentally.
Malte J. M. J. Becher   +5 more
doaj   +1 more source

Formation of laser-induced periodic surface nanometric concentric ring structures on silicon surfaces through single-spot irradiation with orthogonally polarized femtosecond laser double-pulse sequences

open access: yesNanophotonics, 2021
In this study, we report the formation of laser-induced periodic surface nanometric concentric ring structures on silicon surfaces through single-spot irradiation with orthogonally polarized femtosecond laser double-pulse sequences (OP pulses).
Liu Wei   +10 more
doaj   +1 more source

Periodic Surface Modification by Femtosecond Laser Irradiation on Semiconductors [PDF]

open access: yes, 2017
This thesis focuses on the formation of laser induced periodic surface structures (LIPSS) on semiconductors by ultrafast laser irradiation, specifically on the observation of distinct LIPSS mechanisms and the modeling of its formation dynamics.
Cahyadi, Rico
core   +7 more sources

Femtosecond laser-induced periodic surface structures on diamond-like nanocomposite films [PDF]

open access: yes, 2022
We study the formation of laser-induced periodic surface structures (LIPSS) on diamond-like nanocomposite (DLN) a-C:H:Si:O films and titanium-doped DLN films during femtosecond (fs) laser ablation processing with linearly-polarized beams of IR and ...
Pimenov, S.M.   +4 more
core   +1 more source

Dynamics of development of laser-induced structures on the surface of a titanium alloy

open access: yes, 2023
We investigated the dynamics of LSFL (Low Spatial Frequency LIPSS) evolution on the titanium alloy surface. To create them, 12 W picosecond 1.064 μm laser with a pulse repetition rate from 50 kHz to 500 kHz was used.
Wolfgang Schuesslbauer   +11 more
core   +1 more source

The Role of the Laser-Induced Oxide Layer in the Formation of Laser-Induced Periodic Surface Structures

open access: yesNanomaterials, 2020
Laser-induced periodic surface structures (LIPSS) are often present when processing solid targets with linearly polarized ultrashort laser pulses. The different irradiation parameters to produce them on metals, semiconductors and dielectrics have been ...
Camilo Florian   +4 more
doaj   +1 more source

Microstructure and mechanical performance of dissimilar friction stir spot welded AA2024-O/AA6061-T6 sheets: Effects of tool rotation speed and pin geometry

open access: yesInternational Journal of Lightweight Materials and Manufacture, 2023
Nowadays, friction stir spot welding (FSSW) is becoming a serious candidate technology to join aircraft materials such as AA2024-O and AA6061-T6 since the use of FSSW offers significant weight savings compared to a conventional riveting technique ...
Tiwan, M.N. Ilman, Kusmono, Sehono
doaj   +1 more source

Laser-induced periodic surface structures (LIPSS) manufacturing by defocused laser processing [PDF]

open access: yes, 2019
Low spatial frequency Laser-induced Periodic Surface Structures (LSFL) have been created on single crystal silicon with picosecond laser pulses with a wavelength of λ =1030nm with varying laser spot diameters obtained by a defocused laser beam. The laser
Mezera, Marek   +1 more
core   +1 more source

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