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Dr. Oskar Hofmann
Chair for Technology of Optical Systems at RWTH Aachen Univ
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Author
Publications (4)
Proceedings Article | 12 March 2024 Presentation + Paper
Processing of thin, curved borosilicate glass with selective laser-induced etching
Martin Kratz, Jana Köller, Jan Theis, Oskar Hofmann
Proceedings Volume 12873, 1287304 (2024) https://doi.org/10.1117/12.3002596
KEYWORDS: Etching, Glasses, Borosilicate glass, Optical aberrations, Monochromatic aberrations, Picosecond phenomena, Aberration correction, Laser processing, Laser radiation
Proceedings Article | 15 March 2023 Presentation + Paper
Application of machine learning to overcome challenges of generating phase masks for dynamic beam shaping in complex optical systems
Robin Kurth, Oskar Hofmann, Jochen Stollenwerk, Carlo Holly
Proceedings Volume 12414, 124140F (2023) https://doi.org/10.1117/12.2646223
KEYWORDS: Artificial neural networks, Beam shaping, Data processing, Visualization, Machine learning, Overfitting, Neurons, Liquid crystal on silicon, Diffractive optical elements
Proceedings Article | 3 October 2022 Paper
Beam shaping for large-area laser structuring in a roll-to-roll process
Proceedings Volume 12216, 1221604 (2022) https://doi.org/10.1117/12.2632926
KEYWORDS: Diffractive optical elements, Beam shaping, Axicons, Optical design, Laser ablation
Proceedings Article | 13 March 2015 Paper
Analysis of distinct scattering of extreme ultraviolet phase and amplitude multilayer defects with an actinic dark-field microscope
Lukas Bahrenberg, Stefan Herbert, Jenny Tempeler, Aleksey Maryasov, Oskar Hofmann, Serhiy Danylyuk, Rainer Lebert, Peter Loosen, Larissa Juschkin
Proceedings Volume 9422, 942229 (2015) https://doi.org/10.1117/12.2085929
KEYWORDS: Scattering, Extreme ultraviolet, Microscopes, Photomasks, Inspection, Multilayers, Silicon, Light scattering, Reflection, Mirrors
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