[1] Wu L,Pan W N,Yin Z M,et al. Optical Fiber & Electric Cable and Their Applications,2005,(1) :6~11
[2] Liu B,Cao Y,Luo J H,et al. Acta Photonica Sinica,2005,34(5):686~689
[3] Li J Y,Rao Y J,Niu Y C,et al. Acta Photonica Sinica,2005,34(3):431~433
[4] Hu A Z,Rao Y J,Wang Y P,et al. Acta Photonica Sinica,2003,32(11):1359~1362
[5] Araujo F M,Ferreira L A,Santos J L,et al. Temperature and strain insensitive bending measurements with D-type fibre Bragg gratings. Measurement Science and Technology,2001,12(7) :829~833
[6] Allsop T,Gillooly A,Mezentsev V,et al. Bending and orientational characteristics of long period gratings written in D-shaped optical fiber. IEEE Transactions of Instrumentation and Measurement,2004,53 (1) : 130~135
[7] Zhao D H,Zhou K M,Chen X F,et al. Implementation of vectorial bend sensors using long-period gratings UVinscribed in special shape fibres. Measurement Science and Technology,2004,15(8):1647~1650
[8] Zheng C P. Material Mechanics Theory. Beijing:Published by Beijing Industry University Press,1994.179~181
[9] Liao Y B. Fiber Optics. Beijing: Published by Qinghua University Press,2000.200