Title :
Power scaling behavior of the relative intensity noise of quantum cascade lasers
Author :
Gensty, Tobias ; Elsässer, Wolfgang
Author_Institution :
Inst. of Appl. Phys., Darmstadt Univ. of Technol., Germany
Abstract :
We investigate experimentally and theoretically the relative intensity noise (RIN) of quantum cascade lasers (QCL). We find that the scaling behavior of RIN on the optical power depends on the number of cascaded gain stages.
Keywords :
laser beams; laser noise; quantum cascade lasers; semiconductor device models; semiconductor lasers; GaInAs-AlInAs; cascaded gain stages; intersubband diode laser; optical power; power scaling; quantum cascade lasers; relative intensity noise; semiclassical noise model; semiconductor diode laser; Frequency; Laser noise; Optical feedback; Optical noise; Optical pumping; Quantum cascade lasers; Quantum well lasers; Semiconductor device noise; Semiconductor lasers; Stimulated emission;
Conference_Titel :
Semiconductor Laser Conference, 2004. Conference Digest. 2004 IEEE 19th International
Conference_Location :
Matsue-shi
Print_ISBN :
0-7803-8627-2
DOI :
10.1109/ISLC.2004.1382737
