Reduction of the Polarization-Dependent Loss of Long-Period Fiber Gratings by Thermal Heating |
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| Authors: | S. T. Oh S. Y. Chang W. T. Han U. C. Paek Y. Chung |
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| Affiliation: | Department of Information and Communications, Kwangju Institute of Science and Technology (K-JIST),1 Oryong-dong, Buk-gu, Gwangju 500-712, Korea |
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| Abstract: | The polarization-dependent loss of UV-written long-period fiber gratings was significantly reduced by increasing the pulse repetition rate of the writing UV beam. The effect is closely related with the enhanced photosensitivity induced by thermal heating. |
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