SPECTRAL NARROWING IN DOO-PPV FILMS - SUPERRADIANCE OR AMPLIFIED SPONTANEOUS EMISSION

Authors
FROLOV SV OZAKI M GELLERMANN W SHKUNOV M VARDENY ZV YOSHINO K
Citation
Sv. Frolov et al., SPECTRAL NARROWING IN DOO-PPV FILMS - SUPERRADIANCE OR AMPLIFIED SPONTANEOUS EMISSION, Synthetic metals, 84(1-3), 1997, pp. 473-474
Citations number
7
Categorie Soggetti
Physics, Condensed Matter","Material Science","Polymer Sciences
Journal title
Synthetic metals → ACNP
ISSN journal
03796779
Volume
84
Issue
1-3
Year of publication
1997
Pages
473 - 474
Database
ISI
SICI code
0379-6779(1997)84:1-3<473:SNIDF->2.0.ZU;2-J
Abstract
We discuss different interpretations for the spectral narrowing of the emission in thin films of DOO-PPV. We argue that it is more likely du e to excitonic cooperative emission(superradiance) rather than amplifi ed spontaneous emission, or lasing.