Dephasing in semiconducting single-walled carbon nanotubes induced by exciton-exciton annihilation

Darius Abramavicius,1 Ying-Zhong Ma,2 Matthew W. Graham,2 Leonas Valkunas,1 and Graham R. Fleming2 1Department of Theoretical Physics, Faculty of Physics of Vilnius University, Sauletekio Avenue 9, Bldg. 3, Vilnius, LT 10222, Lithuania and Institute of Physics, Savanoriu 231, Vilnius LT 02300, Lithuania 2Department of Chemistry, University of California, Berkeley, and Physical Biosciences Division, Lawrence Berkeley National Laboratory, Berkeley, California 94720-1460, USA Received 30 January 2009; revised manuscript received 15 April 2009; published 29 May 2009