Title :
Directional micro-cavity lasers with Limaçon-shaped chaotic resonator
Author :
Wang, Qi Jie ; Yan, Changling ; Diehl, Laurent ; Yu, Nanfang ; Pflügl, Christian ; Belkin, Mikhail A. ; Capasso, Federico ; Hentschel, Martina ; Wiersig, Jan ; Edamura, Tadataka ; Yamanishi, Masamichi ; Kan, Hirofumi
Author_Institution :
Sch. of Eng. & Appl. Sci., Harvard Univ., Cambridge, MA, USA
Abstract :
We demonstrate Limaccedilon-shaped microcavity lambda=10 mum lasers with directional emission. Their performance is robust with respect to variations of the deformation factor near its optimum value epsiv=0.40. Excellent agreement between experiments and theory is achieved.
Keywords :
Q-factor; laser beams; laser modes; microcavity lasers; optical chaos; optical fabrication; quantum cascade lasers; Limaccedilon-shaped chaotic resonator; Q-factor mode; deformation factor; far-infrared laser; microcavity laser; quantum cascade laser fabrication; wavelength 10 mum; Chaos; Laser modes; Laser theory; Microcavities; Optical resonators; Power generation; Q factor; Quantum cascade lasers; Stimulated emission; Threshold current; (140.3070) Infrared and far-infrared lasers; (140.3410) Lasers resonators; (140.3948) Microcavity devices;
Conference_Titel :
Lasers and Electro-Optics, 2009 and 2009 Conference on Quantum electronics and Laser Science Conference. CLEO/QELS 2009. Conference on
Conference_Location :
Baltimore, MD
Print_ISBN :
978-1-55752-869-8
Electronic_ISBN :
978-1-55752-869-8
