Title :
An optically pumped blue GaN-based vertical-cavity surface emitting laser employing AlN/GaN and Ta205/SiO2distributed bragg reflectors
Author :
Kao, Chih-Chiang ; Yao, H.H. ; Peng, Y.C. ; Lu, T.C. ; Kuo, H.C. ; Wang, S.C.
Author_Institution :
Department of Photonics & Institute of Electro-Optical Engineering, National Chiao Tung University, Taiwan; kdicky.eo91g@nctu.edu.tw
Abstract :
The laser action of GaN-based VCSEL with 3-λcavity and hybrid DBR mirrors, consisting of AIN/GaN and Ta2O5/SiO2DBR was achieved under the optical pumping at room temperature. The laser emits 448nm blue wavelength with a linewidth of 0.25nm above threshold.
Keywords :
Distributed Bragg reflectors; Gallium nitride; Laser excitation; Mirrors; Optical pumping; Optical surface waves; Pump lasers; Stimulated emission; Surface emitting lasers; Vertical cavity surface emitting lasers;
Conference_Titel :
Lasers and Electro-Optics, 2005. CLEO/Pacific Rim 2005. Pacific Rim Conference on
Print_ISBN :
0-7803-9242-6
DOI :
10.1109/CLEOPR.2005.1569424
