http://www.cnr.it/ontology/cnr/individuo/prodotto/ID196709
Two-level laser by the interaction of self-induced transparency pulses and surface Anderson localizations of light (Articolo in rivista)
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- Two-level laser by the interaction of self-induced transparency pulses and surface Anderson localizations of light (Articolo in rivista) (literal)
- Anno
- 2012-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1364/JOSAB.29.002080 (literal)
- Alternative label
Viola Folli, Claudio Conti (2012)
Two-level laser by the interaction of self-induced transparency pulses and surface Anderson localizations of light
in Journal of the Optical Society of America. B, Optical physics; Optical Society of America, New York (Stati Uniti d'America)
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- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
- Viola Folli, Claudio Conti (literal)
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- http://www.opticsinfobase.org/josab/abstract.cfm?uri=josab-29-8-2080# (literal)
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- ISI Web of Science (WOS) (literal)
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- ISC-CNR, Dipartimento di Fisica Sapienza (literal)
- Titolo
- Two-level laser by the interaction of self-induced transparency pulses and surface Anderson localizations of light (literal)
- Abstract
- Self-induced transparency (SIT) pulses induce a traveling population inversion in two-level atoms. As a rule, the active medium in which the soliton travels has to be homogeneous. Here, we study the effect of a spatially disordered modulation in the refractive index profile that may lead to Anderson localizations. The interplay between the ultrashort SIT pulse, a nonlinear effect, and this kind of disorder-induced mode exhibits intriguing features. Once the SIT pulse is confined in the spatially confined regions, they act as closed cavities for the SIT population inversion. A positive optical feedback mechanism can be thus activated and, as a result, a two-level laserlike emission can be obtained. (literal)
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