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Marc Hummel
at Fraunhofer-Institute for Laser Technology ILT
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Publications (3)
Proceedings Article | 12 March 2024 Presentation + Paper
Unveiling laser percussion drilling in metals with ultrashort pulses: insights from high-speed synchrotron x-ray imaging on microhole formation and side channel phenomena
Manuel Henn, Lukas Schneller, Daniel Holder, Dennis Haasler, Marc Hummel, Felix Beckmann, Julian Moosmann, Christian Hagenlocher, Thomas Graf
Proceedings Volume 12873, 1287309 (2024) https://doi.org/10.1117/12.3003661
KEYWORDS: Laser drilling, X-rays, X-ray imaging, Synchrotron x-ray imaging, Pulsed laser operation, Metals, Stainless steel, Laser applications, Diagnostics
Proceedings Article | 15 March 2023 Presentation + Paper
In situ synchrotron observation of the vapor capillary geometry in laser welding of copper with 1030 nm and 515 nm laser beam sources
Proceedings Volume 12414, 124140A (2023) https://doi.org/10.1117/12.2648946
KEYWORDS: Capillaries, Porosity, Copper, Synchrotrons, Laser welding, Image processing, Laser radiation, Reflection, Scintillators, Light absorption
Proceedings Article | 15 March 2023 Presentation + Paper
Influence of ring-shaped laser beam during welding of AW-5083 and AW-6082
S. Hollatz, M. Hummel, M. Lach, A. Olowinsky, A. Gillner, C. Häfner, F. Beckmann, J. Moosmann
Proceedings Volume 12414, 124140C (2023) https://doi.org/10.1117/12.2649092
KEYWORDS: Solids, Bubbles, Laser welding, X-rays, Aluminum, Capillaries, Alloys, Scintillators, Ring lasers, Modulation
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