Production and characterization of femtosecond laser-written double line waveguides in heavy metal oxide glasses

DS da Silva, NU Wetter, W de Rossi, LRP Kassab… - Optical Materials, 2018 - Elsevier
We report the fabrication and characterization of double line waveguides directly written in
tellurite and germanate glasses using a femtosecond laser delivering 30 μJ, 80 fs pulses at …

Structural and Functional Picosecond Laser Modification of the Nimonic 263 Superalloy in Different Environmental Conditions and Optimization of the Irradiation …

B Rajčić, T Šibalija, V Nikolić, M Čekada, J Savović… - Materials, 2023 - mdpi.com
In this experimental study, picosecond laser treatment was performed on a nickel-based
superalloy Nimonic 263, aiming to investigate the surface effects induced by irradiation in …

Femtosecond Ti: Sa ultra short-pulse laser irradiation effects on the properties and morphology of the zirconia surface after ageing

VH Kiyan, FP Rodrigues, RE Samad, DM Zezell… - Ceramics …, 2021 - Elsevier
Femtosecond pulses from a Ti: Sapphire laser were used to irradiate specimens of yttria-
stabilised (35% mol) tetragonal zirconia (Y-TZP) with the purpose of studying the effects of …

[HTML][HTML] Investigating Anisotropic Effects and Optimizing Parameters in Ultra-Short Pulsed (USP) Laser Machining of Single Crystalline Diamond (SCD)

K Michael, L Greiner, M Putzer, J Weixler, T Schudeleit… - Materials & Design, 2024 - Elsevier
This research investigates the anisotropic behavior of single crystalline diamonds (SCD)
during ultra-short pulse (USP) laser machining. The ablation behavior of SCD synthesized …

Microstructure Formations Resulting from Nanosecond and Picosecond Laser Irradiation of a Ti-Based Alloy under Controlled Atmospheric Conditions and …

D Milovanović, B Rajčić, D Ranković, B Stankov… - Micromachines, 2023 - mdpi.com
This paper presents a study and comparison of surface effects induced by picosecond and
nanosecond laser modification of a Ti6Al4V alloy surface under different ambient conditions …

Ultrafast laser micromachining of submillimetric de Laval nozzles in alumina for laser electron acceleration

AVF Zuffi, FBD Tabacow, ND Vieira… - … Optics and Photonics …, 2022 - ieeexplore.ieee.org
We have explored the fabrication of submillimetric de Laval nozzles by ultrashort laser
pulses micromachining in alumina, a dielectric ceramic, to generate supersonic gas jets in …

High-power femtosecond molecular broadening and the effects of ro-vibrational coupling

K Watson, T Saule, M Ivanov, BE Schmidt… - arXiv preprint arXiv …, 2024 - arxiv.org
Scaling spectral broadening to higher pulse energies and average powers, respectively, is a
critical step in ultrafast science, especially for narrowband Yb based solid state lasers which …

Nano-machining, nano-joining, and nano-welding

K Mehta, M Gupta, P Sharma - Micro and precision manufacturing, 2018 - Springer
This chapter sheds light on the role and use of nanotechnology in manufacturing. The theme
of this chapter is basically focused on nano-machining, nano-joining and welding, and nano …

Interaction of low-fluence femtosecond laser pulses with a composite layer containing Ge nanoclusters: A novel type of nanofoam formation

KN Astankova, AS Kozhukhov, GK Krivyakin… - Journal of Laser …, 2022 - pubs.aip.org
In the present work, the low-fluence nonablating femtosecond laser irradiation (λ= 800 nm)
of the GeO 2 layer with Ge nanoclusters protected by SiO 2 layers is studied by different …

[PDF][PDF] Investigation of femtosecond laser texturing in cemented carbide cutting tools

PA Barbosa, M Bertolete, RE Samad, NDV Júnior… - Proceedings of the Laser …, 2015 - wlt.de
The aim of this work is to characterize uncoated cemented carbide tools textured by
femtosecond laser and to investigate the influence of texturing on the cutting tool in …