Title :
Characterizing relaxation dynamics in multi-chiral carbon nanotube ensembles
Author :
Ames, Jessica N. ; Cunningham, C. ; Zimmerman, Jeramy D. ; Forrest, Stephen R. ; Norris, Theodore B.
Author_Institution :
Center for Solar & Thermal Energy Conversion, Univ. of Michigan, Ann Arbor, MI, USA
Abstract :
We measured ultrafast relaxation in a deliberately heterogeneous ensemble of carbon nanotubes. Complex differential transmission signatures revealed competition between ground state bleaching and excited state absorption from nanotubes of different chiralities.
Keywords :
carbon nanotubes; chirality; excited states; ground states; high-speed optical techniques; light transmission; optical saturable absorption; relaxation; C; chiralities; complex differential transmission signatures; excited state absorption; ground state bleaching; multichiral carbon nanotube ensembles; ultrafast relaxation dynamics; Absorption; Carbon nanotubes; Excitons; Probes; Sociology; Statistics;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2013 Conference on
Conference_Location :
San Jose, CA
