Coexistence of gain and absorption

Wacker, Andreas (2007). Coexistence of gain and absorption. Nature Physics, 3,, 298 - 299
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DOI:
10.1038/nphys603
| Published | English
Authors:
Wacker, Andreas
Department:
Mathematical Physics
Linne Center for Nanoscience and Quantum Engineering-lup-obsolete
Research Group:
Linne Center for Nanoscience and Quantum Engineering-lup-obsolete
Abstract:
Scattering not only broadens the width of the optical transition between two levels but can enable optical gain and absorption to coexist — a fact that is unambiguously demonstrated by the observation of 'Bloch gain' in a quantum cascade laser.
ISSN:
1745-2473
LUP-ID:
c5890bff-b031-4bad-9489-a0219d115fa3 | Link: https://lup.lub.lu.se/record/c5890bff-b031-4bad-9489-a0219d115fa3 | Statistics

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