National Research Council of Canada. Energy, Mining and Environment
Bragg Gratings, Photosensitivity, and Poling in Glass Waveguides, June 21-24, 2010, Karlsruhe, Germany
LPG on tapered fiber are fabricated by use 10.6 µm radiation and a phase mask. A laser is incident normally on the phase mask and imprints a thermally induced periodic modulation into the tapered fiber.