[1] Meltz G,Morey W W,Glem W H.Formation of Bragg gratings in optical fibers by a transverse holograhic method.Opt Lett, 1989,14(15):823~825
[2] Torn, Mizunami,Dja ova T V,et al. Bragg Gratings in Multimode and Few-Mode Optical Fibers.J Lightwave Technology, 2000,18(2):230~235
[3] Morey W W,Meltz G,Love J D,et al. Mode-coupling characteristics of UV-written Bragg gratings in depressed-cladding fiber.Electron Lett,1994,30(9):730~732
[4] Kumar A,Goel N K,Varshney R K. Studies on a few-mode fiber-optic strain sensor based on LP01-LP02 mode interference.J Lightwave Technology, 2001,19(3):358~362
[5] Rao Yunjiang.In-fibre Bragg grating sensors.Meas Sci Technol, 1997,8(4):355~375
[6] Meltz G,Morey W W.Bragg grating formation and germanosilicate fiber photosensitivity.Proc of SPIE, 1992,1516:185~199