Dr. Tim Wernicke
at Technische Univ Berlin
SPIE Involvement:
Author
Publications (27)

Proceedings Article | 13 March 2024 Paper
Proceedings Volume 12906, 129060C (2024) https://doi.org/10.1117/12.3001050
KEYWORDS: Light emitting diodes, Reliability, Magnesium, Simulations, Quantum devices, Ultraviolet light emitting diodes, TCAD, Electrons, Doping, Optics manufacturing

Proceedings Article | 13 March 2024 Presentation
Michael Kneissl, Giulia Cardinali, Martin Guttmann, Anton Muhin, Marcel Schilling, Luca Sulmoni, Tim Wernicke, Hyun-Kyong Cho, Johannes Glaab, Tim Kolbe, Jan Ruschel, Sylvia Hagedorn, Neysha Lobo-Ploch, Carsten Netzel, Jens Rass, Sven Einfeldt, Markus Weyers
Proceedings Volume PC12906, PC1290609 (2024) https://doi.org/10.1117/12.3014216
KEYWORDS: Light emitting diodes, External quantum efficiency, Quantum light, Quantum efficiency, Ultraviolet radiation, Skin, Quantum technology applications, Quantum emitters, Pathogens, Dielectric polarization

Proceedings Article | 9 March 2024 Presentation
Jan Ruschel, Tim Kolbe, Jens Tomm, Johannes Glaab, Marcel Schilling, Sylvia Hagedorn, Jens Rass, Hyun Cho, Christoph Stölmacker, Martin Guttmann, Tim Wernicke, Markus Weyers, Michael Kneissl, Sven Einfeldt
Proceedings Volume PC12886, PC1288615 (2024) https://doi.org/10.1117/12.3002498
KEYWORDS: Ultraviolet light emitting diodes, Reliability, Light emitting diodes, Ultraviolet radiation, UV optics, Phototherapy, Lamps, Emission wavelengths, Design and modelling, Cameras

Proceedings Article | 21 March 2023 Presentation
Åsa Haglund, Filip Hjort, Johannes Enslin, Michael Bergmann, Munise Cobet, Giulia Cardinali, Nando Prokop, Lars Persson, Estrella Torres, Martin Guttmann, Luca Sulmoni, Neysha Lobo-Ploch, Tim Kolbe, Joachim Ciers, Tim Wernicke, Michael Kneissl
Proceedings Volume PC12421, (2023) https://doi.org/10.1117/12.2651475
KEYWORDS: Thin films, Electrochemical etching

Proceedings Article | 21 March 2023 Presentation
Sven Einfeldt, Jan Ruschel, Hyun Kyong Cho, Jens Rass, Martin Guttmann, Thomas Filler, Marcel Schilling, Tim Kolbe, Arne Knauer, Sylvia Hagedorn, Luca Sulmoni, Heiko Gundlach, Christoph Stoelmacker, Steffen Knigge, Johannes Glaab, Tim Wernicke, Lucas Wittenbecher, Neysha Lobo Ploch, Markus Weyers, Olaf Krueger, Ulrike Woggon, Axel Kramer, Martina Meinke, Michael Kneissl
Proceedings Volume PC12421, (2023) https://doi.org/10.1117/12.2648706
KEYWORDS: Light emitting diodes, Sensing systems, Medicine, Ultraviolet light emitting diodes, Skin, Semiconductors, Pollution detection, Pathogens, Packaging, Oxides

Proceedings Article | 21 March 2023 Presentation
Michael Kneissl, Giulia Cardinali, Martin Guttmann, Anton Muhin, Marcel Schilling, Luca Sulmoni, Tim Wernicke, Hyun Kyong Cho, Johannes Glaab, Arne Knauer, Tim Kolbe, Jan Ruschel, Sylvia Hagedorn, Neysha Lobo-Ploch, Carsten Netzel, Jens Rass, Sven Einfeldt, Markus Weyers
Proceedings Volume PC12421, (2023) https://doi.org/10.1117/12.2651983
KEYWORDS: Light emitting diodes, External quantum efficiency, Skin, Sapphire, Deep ultraviolet, Aluminum nitride, Viruses, Ultraviolet light emitting diodes, Toxic gases, Polarization

Proceedings Article | 15 March 2023 Presentation + Paper
Proceedings Volume 12421, 1242107 (2023) https://doi.org/10.1117/12.2649078
KEYWORDS: Light emitting diodes, Magnesium, Capacitance, Aluminum, Quantum wells

Proceedings Article | 14 March 2023 Paper
Matteo Meneghini, Nicola Roccato, Francesco Piva, Carlo De Santi, Matteo Buffolo, Camille Haller, Jean-François Carlin, Nicolas Grandjean, Alberto Tibaldi, Francesco Bertazzi, Michele Goano, Giovanni Verzellesi, Tim Wernicke, Michael Kneissl, Gaudenzio Meneghesso, Enrico Zanoni
Proceedings Volume 12441, 124410D (2023) https://doi.org/10.1117/12.2649909
KEYWORDS: Light emitting diodes, Quantum wells, Physics, Indium gallium nitride, Electro optics, Quantum processes, Optoelectronic devices, Visible radiation, Quantum devices

Proceedings Article | 9 March 2022 Presentation
Neysha Lobo Ploch, Hyun Kyong Cho, Thomas Filler, Johannes Glaab, Heiko Gundlach, Martin Guttmann, Sylvia Hagedorn, Frank Mehnke, Jens Rass, Jan Ruschel, Marcel Schilling, Luca Sulmoni, Tim Wernicke, Lucas Wittenbecher, Ulrike Woggon, Axel Kramer, Martina Meinke, Michael Kneissl, Markus Weyers, Ulrike Winterwerber, Sven Einfeldt
Proceedings Volume PC12022, PC120220D (2022) https://doi.org/10.1117/12.2607275
KEYWORDS: Light emitting diodes, Skin, Sensing systems, Pathogens, Metals, Packaging, Optical filters, Gases

Proceedings Article | 9 March 2022 Presentation
Åsa Haglund, Filip Hjort, Johannes Enslin, Michael Bergmann, Munise Cobet, Giulia Cardinali, Nando Prokop, Lars Persson, Martin Guttmann, Luca Sulmoni, Neysha Lobo-Ploch, Tim Kolbe, Johan Gustavsson, Joachim Ciers, Tim Wernicke, Michael Kneissl
Proceedings Volume PC12022, PC120220B (2022) https://doi.org/10.1117/12.2612369
KEYWORDS: Vertical cavity surface emitting lasers, Ultraviolet radiation, Electrochemical etching, Thin films, Mirrors, Thermal optics, Light emitting diodes, Etching, Dielectric mirrors

Proceedings Article | 5 March 2022 Presentation
Michael Bergmann, Johannes Enslin, Martin Guttmann, Luca Sulmoni, Neysha Lobo-Ploch, Tim Kolbe, Tim Wernicke, Michael Kneissl, Åsa Haglund
Proceedings Volume PC12001, PC120010T (2022) https://doi.org/10.1117/12.2609581
KEYWORDS: Thin films, Light emitting diodes, Electrochemical etching

Proceedings Article | 5 March 2022 Presentation
Proceedings Volume PC12001, PC120010F (2022) https://doi.org/10.1117/12.2612378
KEYWORDS: Vertical cavity surface emitting lasers, Ultraviolet radiation, Mirrors, Electrochemical etching, Dielectric mirrors

Proceedings Article | 5 March 2022 Presentation + Paper
Proceedings Volume 12001, 120010B (2022) https://doi.org/10.1117/12.2606858
KEYWORDS: Light emitting diodes, Ultraviolet light emitting diodes, Magnesium, Reliability, Ionization, Quantum wells, Gallium, Electron beam lithography, Ultraviolet radiation, Semiconductors

Proceedings Article | 5 March 2021 Presentation
Proceedings Volume 11686, 116860F (2021) https://doi.org/10.1117/12.2576044
KEYWORDS: Vertical cavity surface emitting lasers, Optical pumping, Laser therapeutics, Electrochemical etching, Distributed Bragg reflectors, Dielectrics

Proceedings Article | 5 March 2021 Presentation
Michael Bergmann, Johannes Enslin, Martin Guttmann, Luca Sulmoni, Neysha Lobo-Ploch, Filip Hjort, Tim Kolbe, Tim Wernicke, Michael Kneissl, Åsa Haglund
Proceedings Volume 11686, 1168612 (2021) https://doi.org/10.1117/12.2582972
KEYWORDS: Light emitting diodes, Electrochemical etching, Thin films, Ultraviolet radiation, Vapor phase epitaxy, Ultraviolet light emitting diodes, Therapeutics, Silicon, Silica, Multilayers

Proceedings Article | 5 March 2021 Presentation
Michael Kneissl, Giulia Cardinali, Johannes Enslin, Christian Kuhn, Martin Guttmann, Frank Mehnke, Luca Sulmoni, Norman Susilo, Tim Wernicke, Hyun Kyong Cho, Johannes Glaab, Jan Ruschel, Sylvia Hagedorn, Neyhsa Lobo-Ploch, Carsten Netzel, Jens Rass, Sven Einfeldt, Markus Weyers
Proceedings Volume 11686, 116860Y (2021) https://doi.org/10.1117/12.2584960

Proceedings Article | 26 February 2019 Paper
Friedhard Römer, Bernd Witzigmann, Martin Guttmann, Norman Susilo, Tim Wernicke, Michael Kneissl
Proceedings Volume 10912, 109120D (2019) https://doi.org/10.1117/12.2512182
KEYWORDS: Quantum wells, Light emitting diodes, Deep ultraviolet, Aluminum, Luminescence, Ultraviolet light emitting diodes, Spectral models, Electronics, Absorption, Polarization

Proceedings Article | 19 February 2018 Paper
J. H. Kang, H. Wenzel, V. Hoffmann, E. Freier, L. Sulmoni, R.-S. Unger, S. Einfeldt, T. Wernicke, M. Kneissl
Proceedings Volume 10553, 105530A (2018) https://doi.org/10.1117/12.2289929
KEYWORDS: Distributed feedback laser diodes, Etching, Lithography, Plasma etching, Gallium, Reflectivity, Semiconductor lasers

Proceedings Article | 15 February 2018 Paper
D. Monti, M. Meneghini, C. De Santi, S. Da Ruos, G. Meneghesso, E. Zanoni, J. Glaab, J. Rass, S. Einfeldt, F. Mehnke, J. Enslin, T. Wernicke, M. Kneissl
Proceedings Volume 10554, 1055410 (2018) https://doi.org/10.1117/12.2292202
KEYWORDS: Quantum wells, Light emitting diodes, Diffusion, Electroluminescence, Gallium nitride

Proceedings Article | 19 April 2017 Presentation
Martin Guttmann, Martin Hermann, Johannes Enslin, Sarina Graupeter, Luca Sulmoni, Christian Kuhn, Tim Wernicke, Michael Kneissl
Proceedings Volume 10104, 101041S (2017) https://doi.org/10.1117/12.2250573
KEYWORDS: Light emitting diodes, Reflectivity, Superlattices, Aluminum, External quantum efficiency, Metals, Quantum efficiency, Light sources and illumination, Phototherapy, Ultraviolet radiation

Proceedings Article | 16 February 2017 Paper
Proceedings Volume 10124, 101240T (2017) https://doi.org/10.1117/12.2253843
KEYWORDS: Light emitting diodes, Deep ultraviolet, Optical spectroscopy, Ultraviolet sources, Nitrogen, Internal quantum efficiency, Electro optics, Spectroscopes, UV optics, Magnesium, Quantum wells, Spectroscopy, Statistical analysis, Quantum efficiency, Electroluminescence

Proceedings Article | 26 February 2016 Paper
Johannes Glaab, Neysha Lobo Ploch, Jens Rass, Tim Kolbe, Tim Wernicke, Frank Mehnke, Christian Kuhn, Johannes Enslin, Christoph Stölmacker, Viola Kueller, Arne Knauer, Sven Einfeldt, Markus Weyers, Michael Kneissl
Proceedings Volume 9748, 97481O (2016) https://doi.org/10.1117/12.2208906
KEYWORDS: Light emitting diodes, Ultraviolet light emitting diodes, Heterojunctions, Ultraviolet radiation, Vapor phase epitaxy, Quantum wells, Luminescence, Aluminum nitride, Magnesium, Diffusion, Electro optics, Chemical species

Proceedings Article | 13 March 2015 Paper
Mickael Lapeyrade, Florian Eberspach, Johannes Glaab, Neysha Lobo-Ploch, Christoph Reich, Christian Kuhn, Martin Guttmann, Tim Wernicke, Frank Mehnke, Sven Einfeldt, Arne Knauer, Markus Weyers, Michael Kneissl
Proceedings Volume 9363, 93631P (2015) https://doi.org/10.1117/12.2076349
KEYWORDS: Light emitting diodes, Resistance, Epitaxial lateral overgrowth, Aluminum, Sapphire, Electroluminescence, Temperature metrology, Semiconducting wafers, Ultraviolet radiation, Metals

Proceedings Article | 13 March 2015 Paper
Jens Rass, Tim Kolbe, Neysha Lobo-Ploch, Tim Wernicke, Frank Mehnke, Christian Kuhn, Johannes Enslin, Martin Guttmann, Christoph Reich, Anna Mogilatenko, Johannes Glaab, Christoph Stoelmacker, Mickael Lapeyrade, Sven Einfeldt, Markus Weyers, Michael Kneissl
Proceedings Volume 9363, 93631K (2015) https://doi.org/10.1117/12.2077426
KEYWORDS: Light emitting diodes, Electron beam lithography, Aluminum nitride, Aluminum, Polarization, Luminescence, Sapphire, External quantum efficiency, Quantum wells, Ultraviolet radiation

Proceedings Article | 28 February 2012 Paper
Proceedings Volume 8262, 82620K (2012) https://doi.org/10.1117/12.905955
KEYWORDS: Quantum wells, Polarization, Indium gallium nitride, Gallium nitride, Quantum efficiency, Light emitting diodes, Internal quantum efficiency, Promethium, Crystals, Indium

Proceedings Article | 28 February 2012 Paper
Jens Rass, Tim Wernicke, Simon Ploch, Moritz Brendel, Andreas Kruse, Andreas Hangleiter, Wolfgang Scheibenzuber, Ulrich Schwarz, Markus Weyers, Michael Kneissl
Proceedings Volume 8262, 826218 (2012) https://doi.org/10.1117/12.907865
KEYWORDS: Polarization, Crystals, Resonators, Laser resonators, Laser damage threshold, Quantum wells, Gallium nitride, Waveguides, Indium, Semiconductor lasers

Proceedings Article | 13 February 2008 Paper
Markus Weyers, Eberhard Richter, Ch. Hennig, S. Hagedorn, T. Wernicke, G. Tränkle
Proceedings Volume 6910, 69100I (2008) https://doi.org/10.1117/12.764405
KEYWORDS: Gallium nitride, Semiconducting wafers, Photomasks, Sapphire, Crystals, Gallium, Semiconductor lasers, Light emitting diodes, Epitaxial lateral overgrowth, Silicon

Showing 5 of 27 publications
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