Metal coated long period fiber gratings (LPFG) can be used to change the resonance wavelength.
金属包层长周期光纤光栅可用于对谐振波长的调谐。
2
Longwavelength semiconductor lasers are the important sources for the high capacity, long repeater spacing fiber-optic telecommunications.
长波长半导体激光器是大容量、长中继距离的光纤通信系统的重要光源。
3
A method to analyze the resonant wavelength and damping decrement of the transmission spectrum of long period fiber grating (LPFG) with bending curvature was reported.