Dr. Roman Alexander Koerner Profile

Dr. Roman Alexander Koerner

at TRUMPF Photonic Components GmbH

SPIE Involvement:

Author

Publications (5)

Proceedings Article | 13 March 2024 Presentation + Paper

Recent advancement in pushing the VCSEL RIN towards the shot-noise limit for single-channel data rates of 100 Gb/s and beyond

Bedouin Sassiya, Philip Moser, Gunter Larisch, Sven Bader, Marwan Bou Sanayeh, Tobias Kischkat-Grimm, Wolfgang Schwarz, Hans Spruit, Jochen Hellmig, Roman Koerner

Proceedings Volume 12904, 1290402 (2024) https://doi.org/10.1117/12.3002582

KEYWORDS: Vertical cavity surface emitting lasers, Relative intensity noise, Polarization, Modulation, Data communications, Polarization gratings, Optical gratings, Polarizers, Photodiodes, Design

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Proceedings Article | 12 March 2024 Presentation + Paper

Novel high-power laser modules for drying applications based on VCSEL arrays

Roman Koerner, Rolf Apetz, Ralf Conrads, Carsten Deppe, Stephan Gronenborn, Johanna Sophie Kolb, Holger Moench, Susanne Weidenfeld, Markus Herper, Dennis Groben

Proceedings Volume 12867, 1286711 (2024) https://doi.org/10.1117/12.3003017

KEYWORDS: Vertical cavity surface emitting lasers, Batteries, Electrodes, High power lasers, Convection, Anodes, Reliability, Laser induced breakdown spectroscopy, Data communications, Industrial applications

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Proceedings Article | 15 March 2023 Presentation + Paper

Polarization multiplexing in VCSEL-arrays

Roman Koerner, Sven Bader, Markus Herper, Tobias Kischkat-Grimm, Jenny Tempeler, Alexander van der Lee, Holger Moench, Armand Pruijmboom, Manuel Aviles Rodriguez, Ulrich Weichmann, Alexander Weigl

Proceedings Volume 12439, 1243902 (2023) https://doi.org/10.1117/12.2647683

KEYWORDS: Polarization, Vertical cavity surface emitting lasers, Transmission electron microscopy, Polarization gratings, Multiplexing, Light sources and illumination, Fabrication, Birefringence, Reliability, Optical gratings

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Proceedings Article | 15 March 2023 Presentation + Paper

ViBO: VCSEL with integrated backside optics for LiDAR applications

Holger Moench, Stephan Gronenborn, Xi Gu, Markus Herper, Roman Koerner, Johanna Kolb, Armand Pruijmboom, Stefan Schlegel, Alexander Weigl

Proceedings Volume 12439, 1243909 (2023) https://doi.org/10.1117/12.2647569

KEYWORDS: Vertical cavity surface emitting lasers, LIDAR, Integrated optics, Light sources and illumination, Cameras, Quantum optics applications, Chip manufacturing

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Proceedings Article | 3 March 2022 Presentation + Paper

ViBO-VCSEL with integrated backside optics

Stephan Gronenborn, Xi Gu, Markus Herper, Johanna Kolb, Stefan Schlegel, Alexander Weigl, Holger Moench, Armand Pruijmboom, Roman Koerner

Proceedings Volume 12020, 1202003 (2022) https://doi.org/10.1117/12.2607355

KEYWORDS: Vertical cavity surface emitting lasers, Integrated optics, Beam shaping, Wafer-level optics, Laser optics, Lenses, Laser safety, Continuous wave operation, Three dimensional sensing, Temperature metrology

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