Abstract
High resolution quasi-static and dynamic curvature measurements are made by differential interferometric phase measurement of fibre Bragg gratings in separate cores of a multi-core fibre. A DC curvature stability of 1 X 10(-3) m(-1) and an AC curvature resolution of 1 X 10(-4) m(-1)/Hz(1/2) are reported.
Original language | English |
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Pages (from-to) | 390-391 |
Number of pages | 2 |
Journal | Electronics Letters |
Volume | 42 |
Issue number | 7 |
DOIs | |
Publication status | Published - 30 Mar 2006 |
Keywords
- differential phase tracking
- bragg gratings
- multi-core fibre
- high accuracy
- curvature measurement