材料科学
光纤布拉格光栅
光学
光纤激光器
光电子学
光子晶体光纤
色散位移光纤
光纤
保偏光纤
塑料光纤
纤维
栅栏
激光器
铒
光敏性
渐变折射率纤维
光纤传感器
兴奋剂
波长
复合材料
物理
标识
DOI:10.1109/jlt.2018.2830298
摘要
Applying strain to a fiber prior to grating inscription is often used to provide some flexibility in the design wavelength for phase mask based grating fabrication systems. Although earlier studies have characterized germanosilicate fibers under strain, an analysis has never been performed on photosensitive erbium-doped fiber (EDF). For this experiment, arrays of 10-mm-long gratings were written in EDF under various strains and exposure conditions. As with studies performed in passive fiber, a decrease in the photosensitivity of the EDF was observed with increasing strain. The reduction in grating strength with strain was characterized and utilized to model the threshold of distributed feedback fiber lasers inscribed at various strains. Multiplexed arrays of fiber lasers were then fabricated to verify the simulations.
科研通智能强力驱动
Strongly Powered by AbleSci AI