Title :
Ultra-short GaAs/AlGaAs quantum-cascade micro-lasers based on monolithically integrated semiconductor-air Bragg-mirrors
Author :
Höfling, S. ; Kallweit, R. ; Wolf, A. ; Emmerling, M. ; Reithmaier, J.P. ; Forchel, A.
Author_Institution :
Tech. Phys., Wurzburg Univ., Germany
Abstract :
Quantum-cascade micro-lasers with Bragg-mirrors operating up to 315 K have been realized. Due to the large mode spacing in short cavity lasers and the limited gain bandwidth, single mode emission in such devices is possible.
Keywords :
III-V semiconductors; aluminium compounds; gallium arsenide; high-speed optical techniques; integrated optics; integrated optoelectronics; laser cavity resonators; laser modes; micromirrors; quantum cascade lasers; 315 K; GaAs-AlGaAs; GaAs/AlGaAs microlasers; limited gain bandwidth; mode spacing; monolithic integration; quantum-cascade microlasers; semiconductor-air Bragg-mirrors; short cavity lasers; single mode emission; ultrashort microlasers; Bandwidth; Gallium arsenide; Laser modes; Mirrors; Optical materials; Photonic crystals; Quantum cascade lasers; Semiconductor lasers; Temperature; Threshold current;
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.2004.1382738
