Dr. Marc Patrick Hoffmann Profile

Dr. Marc Patrick Hoffmann

at ams-OSRAM International GmbH

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Publications (2)

Proceedings Article | 14 March 2023 Presentation

Step pinning and hillock formation in (Al,Ga)N films on native AlN substrates (Conference Presentation)

T. Schulz, L. Lymperakis, S.-H. Yoo, Artur Lachowski, H. Foronda, C. Brandl, H.-J. Lugauer, M. P. Hoffmann, Martin Albrecht

Proceedings Volume PC12441, PC124410G (2023) https://doi.org/10.1117/12.2649967

KEYWORDS: Aluminum nitride, Gallium, Aluminum, Scanning electron microscopy, Etching, Transmission electron microscopy, Diffusion, X-ray diffraction, Surface finishing, Wet etching

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Proceedings Article | 4 March 2022 Presentation + Paper

UV-C LEDs and their use in disinfection applications

Alexander Wilm, Christian Leirer, Hans-Juergen Lugauer, Marc Patrick Hoffmann

Proceedings Volume 12022, 1202206 (2022) https://doi.org/10.1117/12.2608513

KEYWORDS: Light emitting diodes, Lamps, Transparent conductors, Light sources, Light sources and illumination, Water, Mercury, UV optics, Ultraviolet detectors, Switching

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