[1] Gu Z, Lan J, Chen H, et al.. Characteristics and design of coated LPFG sensor based on mode transition[C]. Vancouver: 2013 13th International Conference on Numerical Simulation of Optoelectronic Devices (NUSOD), 2013. 51-52.
[2] Yang J, Huang J, Li X, et al.. High-sensitivity long-period fiber grating sensor with SAN/cryptophane A for coal mine gas detection[J]. Chin Opt Lett, 2013, 11(8): 080601.
[3] Chen H, Gu Z. Design of a gas sensor based on a cladding-reduced long period fiber grating coated with a sensitive film [J]. Optik-International Journal for Light and Electron Optics, 2013, 124(3): 219-224.
[4] Zeng X, Wei L. Fast analyses and designs of long-period fiber grating devices with cosine-class apodizations by using Fourier mode coupling theory[J]. Appl Opt, 2013, 52(31): 7609-7617.
[5] Pilla P, Trono C, Baldini F, et al.. Giant sensitivity of long period gratings in transition mode near the dispersion turning point: an integrated design approach[J]. Opt Lett, 2012, 37(19): 4152-4154.
[6] Wang Jieyu, Tong Zhengrong, Yang Xiufeng, et al.. Simultaneous measurement of temperature and refraction index based on multimode interference and long-period fiber grating[J]. Chinese J Lasers, 2012, 39(9): 0905003.
[7] Gu X J. Wavelength-division multiplexing isolation fiber filter and light source using cascaded long-period fiber gratings[J]. Opt Lett, 1998, 23(7): 509-510.
[10] Carrasquilla C, Xiao Y, Xu C Q, et al.. Enhancing sensitivity and selectivity of long-period grating sensors using structure-switching aptamers bound to gold-doped macroporous silica coatings[J]. Analytical Chemistry, 2011, 83(20): 7984-7991.
[11] Yang Zhangcheng, Xu Hanfeng, Dong Xinyong. Research development of high-temperature resistant fiber grantings[J]. Laser & Optoelectronics Progress, 2012, 49(5): 050003.
[12] Jang H S, Park K N, Kim J P, et al.. Sensitive DNA biosensor based on a long-period grating formed on the sidepolished fiber surface[J]. Opt Express, 2009, 17(5): 3855-3860.
[13] Akowuah E K, Gorman T, Ademgil H, et al.. Numerical analysis of a photonic crystal fiber for biosensing applications [J]. IEEE J Quantum Electronics, 2012, 48(11): 1403-1410.
[14] Kim D W, Zhang Y, Cooper K L, et al.. In-fiber reflection mode interferometer based on a long-period grating for external refractive-index measurement[J]. Appl Opt, 2005, 44(26): 5368-5373.
[15] Lee B H, Nishii J. Dependence of fringe spacing on the grating separation in a long-period fiber grating pair[J]. Appl Opt, 1999, 38(16): 3450-3459.