Title :
All-fiber Q-switched pulsewidth tunable erbium fiber laser using abrupt-tapered Mach-Zehnder filter
Author :
Feng, Zhi-Zheng ; Chen, Yi-Ning ; Hsu, Jui-Ming ; Lee, Cheng-Ling ; Chen, Nan-Kuang
Author_Institution :
Dept. of Electro-Opt. Eng., Nat. United Univ., Miaoli, Taiwan
Abstract :
We demonstrate pulsewidth tunable Q-switched erbium fiber lasers using in-line high extinction ratio (> 30 dB) abrupt-tapered fiber Mach-Zehnder block filter and tunable Fabry-Perot filter in laser cavity. The pulsewidth can be tuning over 78ns~23ms.
Keywords :
Q-switching; erbium; extinction coefficients; fibre lasers; laser cavity resonators; laser tuning; optical fibre filters; JkJk:Er; Q-switched pulsewidth tunable erbium fiber laser; abrupt-tapered Mach-Zehnder filter; extinction ratio; laser cavity; tunable Fabry-Perot filter; Erbium-doped fiber lasers; Extinction ratio; Laser tuning; Optical fiber filters; Optical fibers; Resonator filters;
Conference_Titel :
OptoElectronics and Communications Conference (OECC), 2010 15th
Conference_Location :
Sapporo
Print_ISBN :
978-1-4244-6785-3
