Brady, G.P.Hope, S.Lobo Ribeiro, Antonio B.Webb, D.J.Reekie, L.Archambault, J.L.Jackson, D.A.2019-09-162019-09-1619940030-4018http://hdl.handle.net/10284/7923We describe a demultiplexing scheme for fibre optic Bragg grating sensors in which signal recovery is achieved by locking each sensor grating to a corresponding receiver grating. As a demonstration, the technique is applied to strain and temperature sensing, achieving a resolution of 3.0 με and 0.2°C, respectively.engjournal article10.1016/0030-4018(94)90137-6