[1] [1] A Candiani, A Argyros, S G Leon-Saval, et al.. A loss-based magnetic field sensor implemented in a ferrofluid infiltrated microstructured polymer optical fiber [J]. Applied Physics Letters， 2014, 104: 111106.

[2] [2] Wen Feng, Wu Baojian, Li Zhi, et al.. Temperature-insensitive magnetic-field measurement using all-fiber Sagnac interferometers ［J］. Acta Physica Sinica， 2013, 62（13）: 130701.

[3] [3] Zhao Peng, Liu Tiegen, Jiang Junfeng, et al.. Fiber optic acoustic vibration sensor for the monitoring of water sublimator ［J］. Acta Optica Sinica, 2014, 34（1）: 0106003.

[4] [4] Liu Tiegen, Wang Shuang, Jiang Junfeng, et al.. Advances in optical fiber sensing technology for aviation and aerospace application ［J］. Chinese Journal of Scientific Instrument, 2014, 35（8）: 1681-1693.

[5] [5] R S Brown, I Kozin, Z G Tong, et al.. Fiber-loop ring-down spectroscopy [J]. Journal of Chemical Physics, 2002, 117(23): 10444-10447.

[6] [6] S M Chandani, N A F Jaeger. Fiber optic temperature sensor using evanescent fields in D fiber ［J］. IEEE Photonics Technology Letters, 2007, 17(12); 2706-2708.

[7] [7] Li Lin. Han Qun, Chen Yaofei, et al.. An all-fiber optic current sensor based on ferrofluids and multimode interference [J]. IEEE Sensors Journal, 2014, 14(6): 1749-1753.

[8] [8] Y Chen, Q Han, T Liu, et al.. Optical fiber magnetic field sensor based on single-mode-multimode-single-mode structure and magnetic fluid [J]. Opt Lett, 2013, 38(20): 3999-4001.

[9] [9] P Zu, C Chan, W Lew, et al.. Magneto-optic fiber Sagnac modulator based on magnetic fluids ［J］ . Opt Lett, 2011, 36 (8): 1425-1427.

[10] [10] Zhang Rongxiang, Han Qun, Liu Tiegen, et al.. Investigation of characteristics of single mode-multimode-single mode all-fiber optic current sensor with broadband light source inputting ［J］. Chinese J Lasers, 2014, 41（7）: 0705003.

[11] [11] D V Lim. Detection of microorganisms and toxins with evanescent wave fiber-optic biosensors［C］．Proceedings of the IEEE, 2003, 91(6): 902-907.

[12] [12] Huang Guojing. Zhou Bin, Chen Zhuo, et al.. Magnetic-field sensor utilizing the ferrofluid and thin-core fiber modal interferometer [J]. IEEE Sensors Journal, 2015,15(1): 333-336.

[13] [13] Song Binbin, Miao Yinping, Lin Wei，et al.. Loss-based magnetic field sensor employing hollow core fiber and magnetic fluid [J]. IEEE Photonics Technology Letters, 2014, 26(22):2283-2286.

[14] [14] Miao Yinping , Wu Jixuan, Lin Wei, et al.. Magnetic field tunability of square tapered no-core fibers based on magnetic fluid [J]. Journal of Lightwave Technology, 2014,32(23): 3998-4003.

[15] [15] Wang Chuji, Chamini Herath. Fabrication and characterization of fiber loop ringdown evanescent field sensors [J]. Measurement Science And Technology, 2010, 21(8): 085205.

[16] [16] Wu Jixuan, Miao Yinping, Wei Lin, et al.. Dual-direction magnetic field sensor based on core-offset microfiber and ferrofluid [J]. IEEE Photonics Technology Letters, 2014, 26(15): 1581-1584.

[17] [17] A Yariv, H V Winsor. Proposal for detection of magnetic fields through magnetostrictive perturbation of optical fibers［J］. Opt Lett, 1980, 5(3): 87-89.

[18] [18] Liu Tiegen, Chen Yaofei, Han Qun, et al.. Magnetic field sensor based on u-bent single-mode fiber and magnetic fluid [J]. IEEE Photonics Journal, 2014,6(6): 5300307.

[19] [19] Lv Riqing , Zhao Yong, Wang Dan, et al.. Magnetic fluid-filled optical fiber fabry-pérot sensor for magnetic field measurement [J]. IEEE Photonics Technology Letters,2014,26(3): 217-219.

[20] [20] Zheng Yangzi, Dong Xinyong, Yang Runguang, et al.. Magnetic field sensor with optical fiber bitaper-based interferometer coated by magnetic fluid [J]. IEEE Sensors Journal,2014, 14(9): 3148-3151.

[21] [21] Gong Yuan, Rao Yunjiang, Zhao Tian, et al.. Fiber optic Fabry-Prot sensor based on periodic focusing effect of graded-index mutimode fibers ［J］. IEEE Photonics Technology Letters, 2010, 22(23): 1708-1710.

[22] [22] S K Khijwania, K L Sinivasan, J P Singh. An evanescent-wave optical fiber relative humidity sensor with enhanced sensitivity ［J］. Sensors and Actuators B, 2005, 104(2):217-222.

[23] [23] V R Machavaram, R A Badcock, G F Fernando. Fabrication of intrinsic fibre Fabry Perot sensors in silica fibres using hydrofloric acid etching ［J］. Sens Actuators A, 2007, 138(1): 248-260.

[24] [24] Zu P, Chan C, Lew W, et al.. Temperature-insensitive magenetic field sensor based on nanoparticle magnetic fluid and photonic crystal fiber ［J］. IEEE Photonics Journal, 2014,4(2):491-498.

[25] [25] S T Tso, J A Pask. Reaction of glasses with hydrofluoric technology to wet etching of dilicon ［J］. J Am Ceram Soc 1982,65(7):360-362.

[26] [26] H S Haddock, P M Shankar, R Mutharasan. Fabrication of biconical tapered optical fibers using hydrofluoric acid [J]. Materials Science and Engineering B, 2003, 97(1): 87-93.

[27] [27] Gong Yuan, Guo Yu, Rao Yunjiang, et al.. Fiber optic Fabry-Prot sensor based on periodic focusing effect of graded-index mutimode fibers ［J］. IEEE Photonics Technology Letters, 2010, 22 (23): 1708-1710.

[28] [28] S M Chandani, N A F Jaeger. Fiber optic temperature sensor using evanescent fields in D fibers ［J］ . IEEE Photonics Technology Letters, 2007, 17(12): 2706-2708.

[29] [29] S M Nie, S R Emery. Probing the structure of single-molecule surface-enhanced Raman scattering hot spots [J]. Science, 1997, 275(5305):1102-1106.

[30] [30] Lou Jun, Xu Hongzhi, Huang Jie, et al.. Novel segmented structure optic fiber evanescent wave sensor [J]. Chinese J Lasers, 2014, 41(11): 1105006.

[31] [31] S Y Yang, J J Chieh, H E Horng, et al.. Origin and applications of magnetically tunable refractive index of magnetic fluid films [J]. Appl Phys Lett, 2004, 84(25): 5204-5206.

[32] [32] C Y Hong, H E Horng, S Y Yang. Tunable refractive index of magnetic fluids and its applications [J]. Physica Status Solidi C, 2004, 1(7): 1604-1609.