Title :
Phase-locking of 2.4 and 2.7 terahertz quantum cascade lasers to a femtosecond mode-locked Er-fiber laser
Author :
Barbieri, S. ; Gellie, P. ; Santarelli, G. ; Ravaro, M. ; Amato, M. ; Manquest, C. ; Sirtori, C. ; Colombelli, R. ; Khanna, S.P. ; Linfield, E.H. ; Beere, H.E. ; Ritchie, D.A.
Author_Institution :
Lab. MPQ, Univ. Paris 7, Paris, France
Abstract :
We demonstrate the phase-locking of Quantum Cascade Lasers emitting at 2.4 and 2.7Terahertz, to the repetition rate of a commercial Er-doped fiber-fs-laser. We observe a linewidth of the beat-note signal with a signal-to-noise of 80dB in 1Hz bandwidth.
Keywords :
erbium; fibre lasers; high-speed optical techniques; laser mode locking; quantum cascade lasers; Er-doped fiber-fs-laser; Jk:Er; bandwidth 1 Hz; beat-note signal linewidth; femtosecond mode-locked Er-fiber laser; frequency 2.4 THz; frequency 2.7 THz; phase locking; quantum cascade lasers; repetition rate; Amplitude modulation; Laser beams; Optical fibers; Optimized production technology; Quantum cascade lasers; Signal to noise ratio;
Conference_Titel :
Infrared Millimeter and Terahertz Waves (IRMMW-THz), 2010 35th International Conference on
Conference_Location :
Rome
Print_ISBN :
978-1-4244-6655-9
DOI :
10.1109/ICIMW.2010.5612813
