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Inverse-Gaussian apodized fiber Bragg grating for dual-wavelength lasing

机译:高斯逆切趾光纤布拉格光栅用于双波长激射

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摘要

A fiber Bragg grating (FBG) with an inverse-Gaussian apodization function is proposed and fabricated. It is shown that such a FBG possesses dual-wavelength narrow transmission peaks and the wavelength spacing between the two peaks is easily controllable during fabrication. Incorporating such a FBG filter into a fiber laser with a linear cavity, we obtain stable dual-wavelength emission with 0.146 nm wavelength spacing. This arrangement provides a simple and low cost way of achieving dual-wavelength fiber laser operation.
机译:提出并制造了具有反高斯切趾功能的光纤布拉格光栅(FBG)。已经表明,这种FBG具有双波长窄的透射峰,并且在制造期间容易控制两个峰之间的波长间隔。将这种FBG滤光片并入具有线性腔的光纤激光器中,我们可以获得波长间隔为0.146 nm的稳定双波长发射。这种布置提供了实现双波长光纤激光器操作的简单且低成本的方式。

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