Title :
Probing electron dynamics in single-wall carbon nanotubes
Author :
Wang, Feng ; Dukovic, Gordana ; Knoesel, Ernst ; Brus, Louis E. ; Heinz, Tony F.
Author_Institution :
Dept. of Phys. & Electr. Eng., Columbia Univ., New York, NY, USA
Abstract :
Photoexcited single-wall carbon nanotubes (SWNTs) have been examined by time-resolved fluorescence measurements. Non-radiative relaxation on a 10-ps scale was observed, as well as a faster Auger process for SWNTs containing multiple electron-hole pairs.
Keywords :
Auger effect; carbon nanotubes; fluorescence; photoexcitation; time resolved spectra; 10 ps; Auger process; C; electron dynamics; multiple electron-hole pair; nonradiative relaxation; photoexcitation; single-wall carbon nanotube; time-resolved fluorescence measurement; Absorption; Carbon nanotubes; Electrons; Fluorescence; Optical filters; Optical scattering; Photonic band gap; Semiconductivity; Stimulated emission; Ultrafast optics;
Conference_Titel :
Quantum Electronics and Laser Science Conference, 2005. QELS '05
Print_ISBN :
1-55752-796-2
DOI :
10.1109/QELS.2005.1548829
