Ishaq Imran, M; Quintela, Antonio; James, Stephen W.; Ashwell, Geoffrey J.; Tatam, Ralph P.
(Elsevier Science B.V., Amsterdam., 2005-06-01)
The response of a fibre optic long period grating (LPG) to the surrounding
refractive index is shown to be modified by the deposition of a thin film of
thickness of order 100 nm onto the cladding. The LPG becomes sensitive ...