CONFERENCE PROCEEDINGS
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Imad Dahhan
Guest Scientist
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Publications (4)
Proceedings Article | 3 March 2014 Paper
SESAM-modelocked electrically pumped VECSELs emitting 6.3-ps pulses
C. Zaugg, W. Pallmann, M. Mangold, I. Dahhan, M. Golling, B. Tilma, B. Witzigmann, U. Keller
Proceedings Volume 8966, 89660J (2014) https://doi.org/10.1117/12.2038345
KEYWORDS: Mode locking, Semiconductor lasers, Heatsinks, Picosecond phenomena, Quantum wells, Semiconductors, Doping, Mirrors, Vertical external cavity surface emitting lasers
Proceedings Article | 11 May 2012 Paper
Current confinement in EP-VECSELs for high power single-mode operation suitable for passive mode-locking
Imad Dahhan, Yohan Barbarin, Martin Hoffmann, Wolfgang Pallmann, Christian Zaugg, Matthias Golling, Thomas Südmeyer, Ursula Keller, Bernd Witzigmann
Proceedings Volume 8433, 84330C (2012) https://doi.org/10.1117/12.921522
KEYWORDS: Etching, Quantum wells, Mode locking, Mirrors, Doping, Semiconductor lasers, Semiconductors, Resistance, Electrons, Solids
Proceedings Article | 22 February 2011 Paper
Beam quality optimization of electrically pumped VECSELs for passive modelocking
W. Pallmann, M. Hoffmann, M. Miller, J. Baier, H. Moench, I. Dahhan, B. Witzigmann, M. Golling, Y. Barbarin, T. Südmeyer, U. Keller
Proceedings Volume 7919, 79190I (2011) https://doi.org/10.1117/12.873823
KEYWORDS: Reflectivity, Mode locking, Output couplers, Optimization (mathematics), Photonics, Optical pumping, Quantum wells, Physics, Semiconductor lasers, Biomedical optics
Proceedings Article | 22 February 2011 Paper
Design and simulation of electrically pumped mode-locked VECSELs
Bernd Witzigmann, Imad Dahhan, Philipp Kreuter, Yohan Barbarin, Martin Hofmann, Wolfgang Pallmann, Matthias Golling, Thomas Südmeyer, Ursula Keller
Proceedings Volume 7919, 79190O (2011) https://doi.org/10.1117/12.873240
KEYWORDS: Mode locking, Optical simulations, Semiconductors, Interfaces, Continuous wave operation, Output couplers, Reflectivity, Resistance, Vertical external cavity surface emitting lasers, Pulsed laser operation
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