http://www.cnr.it/ontology/cnr/individuo/prodotto/ID3193
Longitudinal coherence of organic-based microcavity lasers (Articolo in rivista)
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- Longitudinal coherence of organic-based microcavity lasers (Articolo in rivista) (literal)
- Anno
- 2008-01-01T00:00:00+01:00 (literal)
- Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
- 10.1364/OE.16.010384 (literal)
- Alternative label
Camposeo, A; Persano, L; Del Carro, P; Papazoglou, DG; Stassinopoulos, A; Anglos, D; Cingolani, R; Pisignano, D (2008)
Longitudinal coherence of organic-based microcavity lasers
in Optics express; Optical Society of America, Washington (Stati Uniti d'America)
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- Camposeo, A; Persano, L; Del Carro, P; Papazoglou, DG; Stassinopoulos, A; Anglos, D; Cingolani, R; Pisignano, D (literal)
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- \"[Camposeo, Andrea; Persano, Luana; Del Carro, Pompilio; Cingolani, Roberto; Pisignano, Dario] Univ Salento, Natl Nanotechnol Lab, INFM, CNR, I-73100 Lecce, Italy; [Papazoglou, Dimitris G.; Stassinopoulos, Andreas; Anglos, Demetrios] Fdn Res & Technol Hellas, Inst Elect Struct & Laser, Iraklion 71110, Greece; [Papazoglou, Dimitris G.] Univ Crete, Mat Sci & Technol Dept, Iraklion 71003, Greece; [Stassinopoulos, Andreas] Univ Crete, Dept Phys, Iraklion 71003, Greece; [Pisignano, Dario] Univ Salento, Scuola Super ISUFI, I-73100 Lecce, Italy (literal)
- Titolo
- Longitudinal coherence of organic-based microcavity lasers (literal)
- Abstract
- We report on the measurement of the longitudinal coherence of organic microcavity lasers based on a conjugated polymer. By using a modified Michelson interferometer configuration enabling single-shot measurements of the coherence length, the transition from spontaneous emission to lasing is investigated. The measured coherence length grows upon increasing the pumping fluence, saturating around 45 mu m above threshold. At large fluences, possible thermal and photo-oxidation processes occurring in the gain medium limit the further increase of the coherence length. Our results are important for understanding lasing emission in organic microcavities and optimizing the device design and performances. (c) 2008 Optical Society of America. (literal)
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