We describe the measurements of curvature made using Bragg gratings written in separate cores of a multicore optical fibre. The gratings act as independent, but isothermal, strain gauges. Thus the difference in Bragg wavelength between the gratings provides a measurement of local curvature.
|Number of pages||4|
|Journal||Proceedings of SPIE - the International Society for Optical Engineering|
|Publication status||Published - 2000|
|Event||14th International Conference on Optical Fiber Sensors - Venice, Italy|
Duration: 11 Oct 2000 → 13 Oct 2000