1 October 2010 Effect of self-phase modulation on the instabilities of quantum-cascade lasers
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Abstract
Theoretical analysis of lasing instability in quantum-cascade lasers was carried out. A mid-infrared quantum-cascade laser structure with triple resonance levels was chosen as the prototype of the lasing medium with high Kerr nonlinearity from optical transitions. The self-phase modulation effect induced by Kerr nonlinearity was found to possibly change the unstable frequency domain significantly, i.e., not only broaden the unstable domain but also drive it from single-mode to multi-mode. The instability mechanisms of quantum-cascade lasers include one like the coherent multi-mode Rishen-Nummedal-Graham-Haken instability and the spatial-hole-burning-induced single-mode instability.
Jing Bai "Effect of self-phase modulation on the instabilities of quantum-cascade lasers," Journal of Nanophotonics 4(1), 043519 (1 October 2010). https://doi.org/10.1117/1.3518086
Published: 1 October 2010
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CITATIONS
Cited by 8 scholarly publications.
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KEYWORDS
Quantum cascade lasers

Scanning probe microscopy

Modulation

Refractive index

Kerr effect

Prototyping

Nonlinear optics

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