Publication

Optical spin manipulation of electrically pumped vertical-cavity surface-emitting lasers
Applied Physics Letters 92, 041118 (2008)
We analyze the potential for the spin manipulation of vertical-cavity surface-emitting lasers (VCSELs) by operating them electrically …
S. Hövel, A. Bischoff, N. C. Gerhardt, M. R. Hofmann, T. Ackemann, A. Kroner, R. Michalzik
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Realization of a Semiconductor-Based Cavity Soliton Laser
Physical Review Letters 100, 013907 (2008)
The realization of a cavity soliton laser using a vertical-cavity surface-emitting semiconductor gain structure coupled to an external …
Y. Tanguy, T. Ackemann, W. J. Firth, R. Jäger
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Tunable, narrow-band light source in the 1.25 μm region based on broad-area quantum dot lasers with feedback
Applied Physics B 89, 585–588 (2007)
The coherence of broad-area laser diodes with quantum dot gain medium is improved by frequency-selective feedback. A linewidth of 5–10 …
A. Tierno, T. Ackemann
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Two-Dimensional Front Dynamics and Spatial Solitons in a Nonlinear Optical System
Physical Review Letters 99, 153902 (2007)
M. Pesch, W. Lange, D. Gomila, T. Ackemann, W. J. Firth, G. Oppo
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Analysis of bistability conditions between lasing and nonlasing states for a vertical-cavity surface-emitting laser with frequency-selective optical feedback using an envelope approximation
Physical Review A 76, 023802 (2007)
A. V. Naumenko, N. A. Loiko, T. Ackemann
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Localized traveling waves in vertical-cavity surface-emitting lasers with frequency-selective optical feedback
Physical Review E 75, 056208 (2007)
P. V. Paulau, A. J. Scroggie, A. Naumenko, T. Ackemann, N. A. Loiko, W. J. Firth
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Nonlinear lensing mechanisms in a cloud of cold atoms
The European Physical Journal D 41, 337–348 (2007)
We present an experimental study of nonlinear lensing ofnear-resonant light by a cloud of laser-cooled rubidium atoms,specifically …
G. Labeyrie, G. L. Gattobigio, T. Chanelière, G. L. Lippi, T. Ackemann, R. Kaiser
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Characteristics of switching dynamics in a semiconductor-based cavity-soliton laser
Optics Express 15, 16773 (2007)
Y. Tanguy, T. Ackemann, R. Jäger
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Theoretical-Experimental Study of the Vectorial Modal Properties of Polarization-Stable Multimode Grating VCSELs
IEEE Journal of Selected Topics in Quantum Electronics 13, 1340–1348 (2007)
P. Debernardi, J. M. Ostermann, M. Sondermann, T. Ackemann, G. P. Bava, R. Michalzik
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Characteristics of bistable localized emission states in broad-area vertical-cavity surface-emitting lasers with frequency-selective feedback
Physical Review A 74, 053824 (2006)
Y. Tanguy, T. Ackemann, R. Jäger
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