Title :
Coherent control of quinquethiophene photoluminescence
Author :
Cirmi, G. ; Brida, D. ; Gambetta, A. ; Cerullo, G. ; Lanzani, G. ; Favaretto, L. ; Barbarella, G.
Author_Institution :
Dipt. di Fis., Politec. di Milano, Milan, Italy
Abstract :
We observe torsional phonons of quinquethiophene in the time-domain and exploit the coherence for controlling the photoluminescence yield. We use the pump-dump scheme with visible femtosecond pulses, detecting the time-integrated photoluminescence versus pump-dump delay.
Keywords :
light coherence; photoluminescence; polymers; coherent controll; pump-dump delay; pump-dump scheme; quinquethiophene photoluminescence; time-integrated photoluminescence; torsional phonon; visible femtosecond pulse; Biomedical optical imaging; Delay; Optical feedback; Optical pulse shaping; Optical pumping; Photoluminescence; Probes; Pulse measurements; Stimulated emission; Ultrafast optics; (300.6280) Spectroscopy, fluorescence and luminescence; (320.7150) Ultrafast spectroscopy;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
