Title :
Terahertz amplifier based on gain switching in a quantum cascade laser
Author :
Jukam, N. ; Dhillon, S. ; Oustinov, D. ; Madeo, J. ; Barbieri, S. ; Manquest, C. ; Sirtori, C. ; Khanna, S.P. ; Linfield, E.H. ; Davies, A.G. ; Tignon, J.
Author_Institution :
Lab. Pierre Aigrain, UPMC Univ. Paris 6, Paris, France
Abstract :
A terahertz quantum cascade laser and an integrated Auston-switch are coupled to perform ultrafast gain switching. The resulting non-equilibrium gain is not clamped above laser threshold and large amplification of input terahertz pulses is demonstrated.
Keywords :
Contacts; Optical amplifiers; Optical pulse generation; Power lasers; Probes; Pulse amplifiers; Quantum cascade lasers; Semiconductor lasers; Switches; Waveguide 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
