Induced Bragg Gratings in Optical Fibers and Waveguides Using an Ultrafast Infrared Laser and a Phase Mask
Figure 24
(a) Bragg-order wavelength variation as a function of temperature for the grating shown in Figure 9, (b) Bragg-order wavelength variation as a function of strain. Orders and 12 are denoted by white circles, black squares, white squares, triangles, diamonds, and black circles, respectively.