Publication

Self-localized structures in vertical-cavity surface-emitting lasers with external feedback
Physical Review E 78, 016212 (2008)
P. V. Paulau, D. Gomila, T. Ackemann, N. A. Loiko, W. J. Firth
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Analysis and optimization of coupling to external cavities in feedback experiments with vertical-cavity surface-emitting lasers
Optics Communications 281, 1396–1400 (2008)
K. Jentsch, M. Sondermann, T. Ackemann
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All-optical delay line using semiconductor cavity solitons
Applied Physics Letters 92, 011101 (2008)
An all-optical delay line based on the lateral drift of cavity solitons in semiconductor microresonators is proposed and experimentally …
F. Pedaci, S. Barland, E. Caboche, P. Genevet, M. Giudici, J. R. Tredicce, T. Ackemann, A. J. Scroggie, W. J. Firth, G. Oppo, G. Tissoni, R. Jäger
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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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