Title :
High power 808 nm Bragg reflection waveguide lasers with ultralow beam divergence
Author :
Lijie Wang ; Cunzhu Tong ; Yugang Zeng ; Sicong Tian ; Enbo Xing ; Ye Yang ; Lijun Wang
Author_Institution :
State Key Lab. of Luminescence & Applic., Changchun Inst. of Opt., Fine Mech. & Phys., Changchun, China
Abstract :
Bragg reflection waveguide diode lasers emitting at 808 nm have demonstrated narrow near-circular shaped spot emission. The low vertical beam divergence of 8.3° and power of 1.75 W were achieved.
Keywords :
Bragg gratings; III-V semiconductors; aluminium compounds; gallium arsenide; laser beams; laser transitions; semiconductor lasers; spectral line narrowing; waveguide lasers; AlGaAs-AlGaAs; Bragg reflection waveguide diode lasers; narrow near-circular shaped spot emission; power 1.75 W; ultralow beam divergence; wavelength 808 nm;
Conference_Titel :
Communications and Photonics Conference (ACP), 2012 Asia
Conference_Location :
Guangzhou
Print_ISBN :
978-1-4673-6274-0
