Title :
Mid-IR broadband quantum cascade laser frequency-comb
Author :
Hugi, Andreas ; Blaser, Stéphane ; Liu, H.C. ; Faist, Jérome
Author_Institution :
Inst. of Quantum Electron., ETH Zurich, Zurich, Switzerland
Abstract :
We show a free-running broadband QCL emitting a frequency-comb of 490 nm at 7μm whose spectral phase signature resembles to the one of a frequency-modulate laser. Beatnote-linewidths as narrow as f <; 10Hz are measured.
Keywords :
optical modulation; quantum cascade lasers; spectral line breadth; beatnote-linewidths; free-running broadband QCL; frequency-modulate laser; mid-IR broadband quantum cascade laser frequency-comb; spectral phase signature; wavelength 490 nm; wavelength 7 mum; Broadband communication; Laser mode locking; Masers; Measurement by laser beam; Optical pulses; Quantum cascade lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2012 Conference on
Conference_Location :
San Jose, CA
Print_ISBN :
978-1-4673-1839-6
