Title :
High-brightness single-mode tapered laser diodes with laterally coupled high-order surface grating
Author :
Liu, L. ; Qu, H.W. ; Liu, Yanbing ; Qi, A.Y. ; Ma, C.L. ; Zhang, Shaoting ; Zhang, Y.J. ; Zheng, W.H.
Author_Institution :
State key Lab. on Integrated Optoelectron., Inst. of Semicond., Beijing, China
Abstract :
913 nm tapered diode lasers with 23th order laterally coupled grating is fabricated. Power of over 560 mW/facet and lateral divergence angle of 2.1° are achieved. Measured side mode suppression ratio is about 27 dB.
Keywords :
brightness; diffraction gratings; laser modes; optical fabrication; quantum well lasers; high-brightness single-mode tapered laser diodes; lateral divergence angle; laterally coupled high-order surface grating; side mode suppression ratio; wavelength 913 nm; Diode lasers; Gratings; Laser modes; Measurement by laser beam; Optical surface waves; Optical waveguides; Semiconductor lasers;
Conference_Titel :
Lasers and Electro-Optics (CLEO), 2014 Conference on
Conference_Location :
San Jose, CA
