Title :
Non-equilibrium LO and TO phonon generation by electron transport in terahertz quantum cascade lasers
Author :
Vitiello, Miriam Serena ; Scamarcio, Gaetano ; Iotti, Rita Claudia ; Rossi, Fausto ; Mahler, Lukas ; Tredicucci, Alessandro
Author_Institution :
Dipt. di Fis. M.Merlin, Univ. di Bari, Bari, Italy
Abstract :
We report on the experimental observation of non-equilibrium longitudinal and transverse optical phonons populations associated with electron transport in resonant-phonon THz quantum-cascade lasers and compare the results with the outcome of Monte Carlo simulations.
Keywords :
Charge carrier processes; Electron optics; Optical pumping; Phonons; Quantum cascade lasers; Resonance; Semiconductor lasers; Spectroscopy; Stimulated emission; Surface emitting lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO) and Quantum Electronics and Laser Science Conference (QELS), 2010 Conference on
Conference_Location :
San Jose, CA, USA
Print_ISBN :
978-1-55752-890-2
Electronic_ISBN :
978-1-55752-890-2
