Mr. Stephan Sprengel Profile

Stephan Sprengel

at Technische Univ Munchen

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Publications (6)

Proceedings Article | 22 February 2018 Presentation + Paper

Electrically pumped VCSELs using type-II quantum wells for the mid-infrared

G. Veerabathran, S. Sprengel, A. Andrejew, M.-C. Amann

Proceedings Volume 10536, 1053602 (2018) https://doi.org/10.1117/12.2286325

KEYWORDS: Quantum wells, Vertical cavity surface emitting lasers, Continuous wave operation, Gallium antimonide, Mid-IR, Pulsed laser operation

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Proceedings Article | 22 February 2018 Presentation + Paper

III-V/silicon photonic integrated circuits for spectroscopic sensing in the 2um wavelength range

Ruijun Wang, Muhammad Muneeb, Anton Vasiliev, Aditya Malik, Stephan Sprengel, Gerhard Boehm, Ieva Simonyte, Augustinas Vizbaras, Kristijonas Vizbaras, Roel Baets, Markus-Christian Amann, Gunther Roelkens

Proceedings Volume 10536, 1053603 (2018) https://doi.org/10.1117/12.2287380

KEYWORDS: Waveguides, Silicon, Spectroscopy, Photodetectors, Silicon photonics, Photonic integrated circuits, Semiconductor lasers, Fabry–Perot interferometers, Gases, Absorption

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Proceedings Article | 14 March 2016 Paper

SWIR InGaAs/GaAsSb type-II quantum well photodetectors and spectrometers integrated on SOI

Ruijun Wang, Muhammad Muneeb, Stephan Sprengel, Gerhard Boehm, Roel Baets, Markus-Christian Amann, Gunther Roelkens

Proceedings Volume 9752, 975209 (2016) https://doi.org/10.1117/12.2211802

KEYWORDS: Photodetectors, Waveguides, Silicon, Short wave infrared radiation, Quantum wells, Spectrometers, Silicon photonics, Etching, Infrared radiation, Telecommunications

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Proceedings Article | 10 March 2015 Paper

InP-based type-II heterostructure lasers for wavelengths up to 2.7 um

Stephan Sprengel, Ganpath Veerabathran, Alexander Andrejew, Anna Köninger, Gerhard Boehm, Christian Grasse, Markus-Christian Amann

Proceedings Volume 9382, 93820U (2015) https://doi.org/10.1117/12.2078779

KEYWORDS: Quantum wells, Light emitting diodes, Heterojunctions, Electrons, Semiconductor lasers, Continuous wave operation, Vertical cavity surface emitting lasers, Indium, Gallium antimonide, Laser damage threshold

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Proceedings Article | 4 March 2015 Paper

Concepts for long wavelength VCSELs above 2 µm

Stephan Sprengel, Markus-Christian Amann

Proceedings Volume 9381, 938105 (2015) https://doi.org/10.1117/12.2083218

KEYWORDS: Vertical cavity surface emitting lasers, Quantum wells, Absorption, Sensors, Continuous wave operation, Gallium antimonide, Indium, Gallium indium arsenide antimonide phosphide, Carbon monoxide, Carbon dioxide

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Proceedings Article | 9 February 2012 Paper

Room-temperature type-I GaSb-based lasers in the 3.0 - 3.7 μm wavelength range

Kristijonas Vizbaras, Augustinas Vizbaras, Alexander Andrejew, Christian Grasse, Stephan Sprengel, Markus-Christian Amann

Proceedings Volume 8277, 82771B (2012) https://doi.org/10.1117/12.905930

KEYWORDS: Pulsed laser operation, Quantum wells, Continuous wave operation, Semiconductor lasers, Laser damage threshold, Heatsinks, Laser marking, Heterojunctions, Gallium antimonide, Absorption

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Showing 5 of 6 publications

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