Silicon surface patterning by regular stripes of laser-induced periodic surface structures

J Sládek, Y Levy, TJY Derrien, Z Bryknar… - Applied Surface …, 2022 - Elsevier
Laser-induced periodic surface structures (LIPSS) formation on the surface of mono-
crystalline silicon is reported for a specific fabrication regime of large-area structuring. Using …

Exploring microstructure refinement and deformation mechanisms in severely deformed LPBF AlSi10Mg alloy

P Snopiński - Journal of Alloys and Compounds, 2023 - Elsevier
Abstract An additively produced AlSi10Mg aluminium alloy was post-processed by Equal
Channel Angular pressing at 150 ºC. This resulted in a fabrication of the novel …

Tailoring surface topographies on solids with Mid-IR femtosecond laser pulses

S Maragkaki, GD Tsibidis, L Haizer, Z Pápa… - Applied Surface …, 2023 - Elsevier
Irradiation of solids with ultrashort pulses using laser sources in the mid-infrared (mid-IR)
spectral region is a yet predominantly unexplored field that opens broad possibilities for …

Femtosecond-laser-induced creation of G and W color centers in silicon-on-insulator substrates

H Quard, M Khoury, A Wang, T Herzig, J Meijer… - Physical Review …, 2024 - APS
The creation of fluorescent defects in silicon is a key stepping stone toward assuring the
integration perspectives of quantum photonic devices into existing technologies. Here, we …

[HTML][HTML] Nanostructured back surface amorphization of silicon with picosecond laser pulses

M Blothe, M Chambonneau, S Nolte - Applied Physics Letters, 2022 - pubs.aip.org
Laser-based amorphization on the back surface of a 525-μm thick crystalline silicon sample
is studied. To deposit sufficient energy for a local change from a crystalline to an amorphous …

Diode-side-pumped watt-level high-energy Q-switched mid-IR Er: YLF laser

AV Pushkin, IA Slovinsky, AA Shakirov, AA Shavelev… - Optics Letters, 2021 - opg.optica.org
We report on a powerful mid-IR diode-side-pumped tunable Er: LiYF_4 (Er: YLF) laser
electro-optically Q-switched with the help of a KTiOPO_4 crystal. At a 20 Hz repetition rate …

Propagation dynamics of the solid–liquid interface in Ge upon ns and fs laser irradiation

N Casquero, CR de Galarreta… - Journal of Physics D …, 2022 - iopscience.iop.org
Monitoring the laser-induced melting and solidification dynamics of Ge upon laser irradiation
is an enormous challenge due to the short penetration depth of its liquid phase. In this work …

[HTML][HTML] High-Resolution Laser Interference Ablation and Amorphization of Silicon

A Blumenstein, P Simon, J Ihlemann - Nanomaterials, 2023 - mdpi.com
The laser interference patterning of a silicon surface via UV femtosecond pulse irradiation,
resulting in 350 nm periodic structures, is demonstrated. The structuring process was …

Amorphization and Ablation of Crystalline Silicon Using Ultrafast Lasers: Dependencies on the Pulse Duration and Irradiation Wavelength

M Garcia‐Lechuga, N Casquero… - Laser & Photonics …, 2024 - Wiley Online Library
Using lasers to achieve controlled crystallographic phase changes in silicon with high
spatial precision promises new manufacturing solutions in semiconductor technologies …

Embossing of silicon with an ultrashort laser pulse diffracted by a bubble in liquid

SA Romashevskiy, AI Ignatov, VV Zhakhovsky… - Applied Surface …, 2023 - Elsevier
Laser-assisted nanostructuring of silicon interfaces provides a unique procedure for leading-
edge technologies. We report on a new embossing technique with tightly focused Gaussian …