Femtosecond mid-infrared study of electron dynamics in self-organized InAs quantum wires on InAlAs/InP (001)

Emmanuel Peronne (1) , T. Polack (1) , Jean-Francois Lampin (1) , Antigoni Alexandrou (1) , F. Fossard (2) , F.-H. Julien (2) , J., Brault (3) , M. Gendry (3)

1 LOA - Laboratoire d'optique appliquée
2 Institut d′Electronique Fondamentale
3 LEOM - Laboratoire d'électronique, optoélectronique et microsystèmes

We performed pump-mid-infrared-probe measurements in InAs/InAIAs selforganized quantum wires and observed a fast (3-ps) electron capture time from the barrier to the ground state and, at higher densities, a contribution of Coulomb-collision processes.

Emmanuel Peronne, T. Polack, Jean-Francois Lampin, Antigoni Alexandrou, F. Fossard, et al.. Femtosecond mid-infrared study of electron dynamics in self-organized InAs quantum wires on InAlAs/InP (001). Proceedings of the 12th International Ultrafast Phenomena, Jul 2000, Charleston, United States. pp.372, ⟨10.1007/978-3-642-56546-5_108⟩. ⟨hal-00845251⟩