Long-period fibre gratings written by CO 2 exposure of H 2 -loaded,standard fibres
- 13 April 2000
- journal article
- Published by Institution of Engineering and Technology (IET) in Electronics Letters
- Vol. 36 (8) , 742-744
- https://doi.org/10.1049/el:20000510
Abstract
High quality long-period gratings have been written in standard fibres pre-H2-loaded, using CO2 laser exposure at low intensity. The formation of OH bonds in the fibre core probably explains the index change when such a moderate intensity exposure is applied.Keywords
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