supported by the National Natural Science Foundation of China (Nos. 61007054 and 10904173);the Natural Science Foundation of Guangdong Province(No. 9451806001002428);the Science Technology Program of Shenzhen City (No. 200718)
A novel large-mode-area Bragg fiber (BF) is proposed for selectively suppressing the amplified spontaneous emission (ASE) of Yb. Confinement loss can be effectively lowered by adding a layer of F-doped glass near ...
Supported by the National Natural Science Foundation of China under Grant No 61007054;the Natural Science Foundation of Guangdong Province(9451806001002428);the Science and Technology Project of Shenzhen City(200716).
We report a cladding-pumped Tm^(3+)-doped domestic silica fiber laser operated at 2pm and actively Q-switched with an acousto-optic modulator.Pulse trains are obtained as pumped by a 785nm laser diode.The maximum aver...