Ultrashort single-pulse laser ablation of stainless steel, aluminium, copper and its dependence on the pulse duration

J Winter, M Spellauge, J Hermann, C Eulenkamp… - Optics express, 2021 - opg.optica.org
In this work, we investigate single-pulse laser ablation of bulk stainless steel (AISI304),
aluminium (Al) and copper (Cu) and its dependence on the pulse duration. We measured …

Fluence-dependent transient reflectance of stainless steel investigated by ultrafast imaging pump–probe reflectometry

T Pflug, M Olbrich, J Winter, J Schille… - The Journal of …, 2021 - ACS Publications
The ablation efficiency during laser processing strongly depends on the initial and transient
reflectance of the irradiated material surface. This article reports on the transient relative …

Numerical Simulation of Rapid Nitriding of Aluminum via Pulsed Laser

JX Wang, SY Li, X Ran, Y Cheng… - Industrial & Engineering …, 2023 - ACS Publications
To better understand the mechanisms of pulsed laser-assisted synthesis of metal nitride, a
numerical model was proposed to simulate the process of laser nitriding of aluminum. The …

Atomic simulation of irradiation of Cu film using femtosecond laser with different pulse durations

J Xie, J Yan, D Zhu - Journal of Laser Applications, 2020 - pubs.aip.org
It is necessary to understand the light-matter interaction for application of femtosecond laser
micro/nanoprocessing. In this work, the authors investigated the melting and disintegration …

[HTML][HTML] Experimental investigation for pulsed laser nitriding of metals

Y Huang, Y Zhu, Y Zhao, L Wu, L Zhang… - Optics & Laser …, 2023 - Elsevier
Pulsed laser nitriding of active metals has been regarded as a promising method for
performance enhancement of metals. Nevertheless, clarifying the complicated mechanisms …

Ablation threshold estimation for femtosecond pulsed laser machining of AISI 316L

A Orlandini, S Baraldo, M Porta, A Valente - Procedia CIRP, 2022 - Elsevier
The diffusion of laser machines based on femtosecond and picosecond pulses is increasing
in industry, thanks to their capacity of performing high precision, nano-scale machining …

Green wavelength femtosecond laser ablated copper surface

YH Liu, CW Cheng - Optics Communications, 2022 - Elsevier
During green wavelength femtosecond laser ablation, d-band electrons are excited to
become free and to participate in the absorption process. The increased electron …

Nucleation and growth of Si nanoparticles under different pulse repetition rates without the baffle for nanosecond pulsed laser-ablated deposition

ZC Deng, XX Pang, XC Ding, LZ Chu… - Laser and Particle …, 2020 - cambridge.org
In this article, Si nanoparticle (NP) films were prepared by pulsed laser ablation (PLA) in the
argon atmosphere of 10 Pa at room temperature under different pulse repetition rates from 1 …

[PDF][PDF] Femtosecond laser drilling of copper: Modeling and experiment comparison

YH Liu, CW Cheng, JK Chen - Journal of Laser Micro Nanoengineering, 2020 - jlps.gr.jp
This study experimentally and theoretically investigated the ablation of copper by a
femtosecond green laser pulse of wavelength 515 nm and pulse duration 300 fs. The copper …

Two-temperature molecular dynamics simulation study of copper thin film irradiation with femtosecond and picosecond laser pulses

M Protim Hazarika, A Tripathi… - Journal of Laser …, 2023 - pubs.aip.org
Metal targets irradiated with laser pulses have a wide range of applications in thin film
preparation, nanomaterial synthesis, bio-medical imaging, and metal ablation. Here, using …