Review on experimental and theoretical investigations of ultra-short pulsed laser ablation of metals with burst pulses

DJ Förster, B Jäggi, A Michalowski… - Materials, 2021 - mdpi.com
Laser processing with ultra-short double pulses has gained attraction since the beginning of
the 2000s. In the last decade, pulse bursts consisting of multiple pulses with a delay of …

Ultra-short pulse lasers for microfabrication: a review

G Račiukaitis - IEEE Journal of Selected Topics in Quantum …, 2021 - ieeexplore.ieee.org
Ultra-short pulse lasers, generating coherent light pulses with pulse durations in the
picosecond and femtosecond range, are becoming popular in precision laser …

Two-dimensional laser-induced periodic surface structures formed on crystalline silicon by GHz burst mode femtosecond laser pulses

S Kawabata, S Bai, K Obata, G Miyaji… - International Journal of …, 2023 - iopscience.iop.org
Femtosecond laser pulses with GHz burst mode that consist of a series of trains of ultrashort
laser pulses with a pulse interval of several hundred picoseconds offer distinct features in …

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 …

Crack-free high-aspect ratio holes in glasses by top–down percussion drilling with infrared femtosecond laser GHz-bursts

P Balage, J Lopez, G Bonamis… - … Journal of Extreme …, 2022 - iopscience.iop.org
We report novel results on top-down percussion drilling in different glasses with
femtosecond laser GHz-bursts. Thanks to this particular regime of light–matter interaction …

GHz bursts in MHz burst (BiBurst) enabling high-speed femtosecond laser ablation of silicon due to prevention of air ionization

K Obata, F Caballero-Lucas, S Kawabata… - … Journal of Extreme …, 2023 - iopscience.iop.org
For the practical use of femtosecond laser ablation, inputs of higher laser intensity are
preferred to attain high-throughput material removal. However, the use of higher laser …

Femtosecond-laser sharp shaping of millimeter-scale geometries with vertical sidewalls

Q Zhu, P Fan, N Li, T Carlson, B Cui… - … Journal of Extreme …, 2021 - iopscience.iop.org
As femtosecond (fs) laser machining advances from micro/nanoscale to macroscale,
approaches capable of machining macroscale geometries that sustain micro/nanoscale …

Will GHz burst mode create a new path to femtosecond laser processing?

K Sugioka - International Journal of Extreme Manufacturing, 2021 - iopscience.iop.org
The GHz burst mode of femtosecond laser pulses can significantly improve ablation
efficiency without deteriorating ablation quality. However, various parameters involved in …

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 …

[PDF][PDF] High performance micromachining of sapphire by laser induced plasma assisted ablation (LIPAA) using GHz burst mode femtosecond pulses

K Obata, S Kawabata, Y Hanada, G Miyaji… - Opto-Electron …, 2024 - researching.cn
GHz burst-mode femtosecond (fs) laser, which emits a series of pulse trains with extremely
short intervals of several hundred picoseconds, provides distinct characteristics in materials …