High-speed X-ray imaging of bulge formation during laser percussion drilling with various polarizations in stainless steel
L Schneller, M Henn, C Spurk, A Olowinsky… - Procedia CIRP, 2024 - Elsevier
Achieving high-quality and high-aspect-ratio micro holes with ultrashort pulse laser
percussion drilling remains a challenge. Lateral extensions or bulges in dependence on the …
percussion drilling remains a challenge. Lateral extensions or bulges in dependence on the …
Polarization-dependent, beam reflection-regulated hole shaping dynamics visualized by in-situ imaging of ultrafast laser drilling process
Flexible hole-shape control during ultrafast laser micro-drilling requires in-depth
understanding of the processing dynamics, which remains a challenge. We use an in-situ …
understanding of the processing dynamics, which remains a challenge. We use an in-situ …
[PDF][PDF] Burst of Ultrafast Laser for Micro-Machining and Enhanced Functionality with Spatial Light Modulators
Z Fang - 2024 - livrepository.liverpool.ac.uk
In this study, a novel pulse burst optical system has been developed to transform ultrafast
(10ps pulse length, 5kHz repetition rate) laser pulses into a burst of pulses at 1GHz intra …
(10ps pulse length, 5kHz repetition rate) laser pulses into a burst of pulses at 1GHz intra …