Modification of the refractive index response of long period gratings using thin film overlays

Modification of the refractive index response of long period gratings using thin film overlays Imran Isahq, Antonio Quintela, Stephen W. James, Geoffey J. Ashwell, Jose Miguel Lopez- Higuera, Ralph P. Tatam OFS'16 (16th International Conference on Optical fiber Sensors), Nara, Japon, pp 578-580, 13/10/2003 ISBN: 4891140364