[1] [1] Prasad T, Mittleman D M, Colvin V L. A photonic crystal sensor based on the super prism effect [J]. Optical Materials, 2006, 29: 56-59.

[3] [3] Tolmachev V A, Perova T S, Astrova E V. Thermo-tunable defect mode in one dimensional photonic structure based on grooved silicon and liquid crystal [J]. Phys. Stat. Sol., 2008, 2(3): 114-116.

[6] [6] Belhadj W. Thermal properties of photonic crystals [J]. Synthetic Metals, 2005, 151: 6-9.

[10] [10] Alkeskjold T T , Lasgaard J, Bjarklev A, et al. Highly tunable large-core single-mode liquid-crystal photonic band gap fiber [J]. Appl. Opt., 2006, 45(10): 2261-2264.

[11] [11] Kosmidou E P. Analysis of tunable photonic crystal devices comprising liquid crystal materials as defects [J]. IEEE Journal of Quantum Electronics, 2005, 41(5): 657-665.

[12] [12] Lin J, Wu S T, Brugioni S, et al. Infrared refractive indices of liquid crystals [J]. Journal of Applied Physics, 2005, 97: 073501-0735015.

[13] [13] Li J, Sebastian G, Wu S T. Temperature effect on liquid crystal refractive indices [J]. Journal of Applied Physics, 2004, 9(1): 19-24.

[15] [15] Qian X Zh. A fiber grating demodulation scheme: China, 200720035922.1 [P]. 2008 (in Chinese).