[1] [1] E Yablonovitch. Inhibited spontaneous emission in solid-state physics and electrons[J]. Phys Rev Lett, 1987, 58(20): 2059-2062.

[2] [2] Sajeev John. Strong localization of photons in certain disordered dielectric superlattices[J]. Phys Rev Lett, 1987, 58(23): 2486-2489.

[3] [3] Ouyang Zhengbao, Liu Haishan, Li Jingzhen. Photonic crystal super narrow optical filters[J]. Acta Photonica Sinica, 2002, 31(3): 281-283.

[4] [4] Zhang Yuping, Zhang Huiyun, Zheng Yi, et al.. Super narrow and multi-channel narrow photonic crystal optical filters[J]. Acta Sinica Quantum Optica, 2004, 10(4): 173-175.

[5] [5] H Nemec, L Duvillaret, F Garet, et al.. Thermally tunable filter for terahertz range based on a one dimensional photonic crystal with a defect[J]. J Appl Phys, 2004, 96(8): 4072-4075.

[6] [6] R Ozaki, T Matsui, M Ozaki, et al.. Electrically color-tunable defect mode lasing in one-dimensional photonic-band-gap system containing liquid crystal[J]. Appl Phys Lett, 2003, 82(21): 3593-3595.

[7] [7] G Pucker, A Mezzetti, P Bellutti, et al.. Silicon based near-infrared tunable filters filled with positive or negative dielectric anisotropic liquid crystals[J]. J Appl Phys, 2004, 95(2): 767-769.

[8] [8] Yun Maojin, Li Guohua, Wu Fuquan, et al.. Characteristics of Lyot tunable liquid crystal filters[J]. Acta Optica Sinica, 2003, 23(5): 627-631.

[9] [9] Liu Qineng. Theoretic study of a novel kind of tunable filter based on 1-D photonic crystal[J]. J Optoelectronics Laser, 2007, 18(5): 574-577.

[10] [10] Wang Ning, Yun Maojin, Li Guohua. Voltage-dependent birefringence measurements of liquid crystals[J]. Chinese J Lasers, 2002, 29(12): 1064-1066.

[11] [11] Wu jian, Yan Gaoshi. Principles of Optics[M]. Beijing: National Defense Industry Press, 2007. 42-46.