chirped fiber Bragg gratings
Double fiber Bragg gratings
double-cladded fiber Bragg gratings
fiber Bragg gratings FBG
光纤布拉格光栅FBG
光纤光栅
光纤Bragg光栅FBG
fiber Bragg gratings FBGs
fiber Bragg gratings loss
Fiber-Bragg-Gratings FBG
in-fiber Bragg gratings (FBG)
multi-wavelength fiber Bragg gratings
optical fiber Bragg gratings
Phase shifted fiber Bragg gratings
sampled fiber Bragg gratings
superimposed chirped fiber Bragg gratings
superstructure fiber Bragg gratings
tilted fiber Bragg gratings
Apodized Fiber Gratings
Blazed fiber Bragg grating