Structuring of thin films by ultrashort laser pulses

J Bonse, J Krüger - Applied physics A, 2023 - Springer
Modern life and global communication would not be possible without technologically
tailored thin films; they are omnipresent in daily life applications. In most cases, the films are …

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 …

[HTML][HTML] Dual-functionalized titanium by ultrafast laser texturing to enhance human gingival fibroblasts adhesion and minimize Porphyromonas gingivalis colonization

S Papa, A Abou Khalil, H Hamzeh-Cognasse… - Applied Surface …, 2022 - Elsevier
Dental implant failure is primarily due to peri-implantitis, a consequence of bacterial
penetration causing implant loosening. Beyond supporting the implant, the adhesion of …

Enhanced ablation efficiency for silicon by femtosecond laser microprocessing with GHz bursts in MHz bursts (BiBurst)

F Caballero-Lucas, K Obata… - International Journal of …, 2022 - iopscience.iop.org
Ultrashort laser pulses confine material processing to the laser-irradiated area by
suppressing heat diffusion, resulting in precise ablation in diverse materials. However …

Deep Silicon Amorphization Induced by Femtosecond Laser Pulses up to the Mid‐Infrared

M Garcia‐Lechuga, N Casquero… - Advanced Optical …, 2021 - Wiley Online Library
Direct laser writing of amorphous lines in crystalline silicon has the potential for becoming a
flexible alternative to silicon‐on‐insulator technology for photonic integrated circuits. Yet, the …

Single-shot selective femtosecond and picosecond infrared laser crystallization of an amorphous Ge/Si multilayer stack

VA Volodin, Y Cheng, AV Bulgakov, Y Levy… - Optics & Laser …, 2023 - Elsevier
Pulsed laser crystallization is an efficient annealing technique to obtain polycrystalline
silicon or germanium films on non-refractory substrates. This is important for creating …

Surface amorphization of bulk NiTi induced by laser radiation

R Wonneberger, W Wisniewski, S Lippmann… - Surfaces and …, 2023 - Elsevier
The surface of medical grade Ni (50.8 at.%) Ti is treated with pulsed femtosecond laser
radiation causing the formation of an amorphous layer< 200 nm thick. The chemical …

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 …

Dual-wavelength femtosecond laser-induced single-shot damage and ablation of silicon

AV Bulgakov, J Sládek, J Hrabovský, I Mirza… - Applied Surface …, 2024 - Elsevier
An experimental and theoretical study of laser-induced damage and ablation of silicon by
two individual femtosecond pulses of different wavelengths, 1030 and 515 nm, is performed …

Dynamically patterning x-ray beam by a femtosecond optical laser

K Tamasaku, T Sato, T Osaka, H Osawa, D Zhu… - Science …, 2024 - science.org
Modern science and technology have greatly benefitted from our ability to precisely
manipulate light waves, in both their spatial and temporal degrees of freedom. In the x-ray …