[1] Zheng Lin. Analysis on water environment evaluation[J]. Shanxi Architecture, 2011, 37(26): 216-217.

[2] Liu Baojun, Liao Shengping. The present situation, utilization and protection of water resource[J]. Journal of Southwest Petroleum University, 2007, 29(6): 1-11.

[3] Liu Jianxia. Research progress of distributed optical fiber sensing and monitoring technology based on Φ -OTDR[J]. Laser & Optoelectronics Progress, 2013, 50(8): 080021.

[4] Hang Ping, Xie Yongquan, Liu Yang. Research of all-fiber micro-vibration multiplexing sensors[J]. Chinese J Lasers, 2014, 41(3): 0305004.

[5] Zhang Caixia, Zhang Zhenwei, Zheng Wanfu, et al.. Study of quasi-distributed optical fiber sensing system based on ultra-weak fiber Bragg gratings[J]. Chinese J Lasers, 2014, 41(4): 0405004.

[6] Guillermo Orellana, David Haigh. New trends in fiber-optic chemical and biological sensors[J]. Current Analytical Chemistry, 2008, 4(4): 273-295.

[7] Bahareh Gholamzadeh, Hooman Nabovati. Fiber optic sensors[J]. World Academy of Science, Engineering and Technology, 2008, 2(6): 281-291.

[8] Liao Yanbiao, Li Min. The development of optical fiber sensor[J]. Sensorworld, 2004, 2: 7-12.

[9] Mahmoud El-Sherif, Lalitkumar Bansal, Jianming Yuan. Fiber optic sensors for detection of toxic and biological threats[J]. Sensors, 2007, 7(12): 3100-3118.

[10] Anna S Kocincova, Sergey M Borisov, Christian Krause, et al.. Fiber-optic microsensors for simultaneous sensing of oxygen and pH, and of oxygen and temperature[J]. Analytical Chemistry, 2007, 79(22): 8486-8493.

[11] Otto S Wolfbeis. Fiber-optic chemical sensors and biosensors[J]. Analytical Chemistry, 2008, 80(12): 4269-4283.

[12] Li Guoxiang, Wang Shanshan, Yang Hongjuan, et al.. Study of seawater salinity sensor based on embedded microfiber ring resonator[J]. Laser & Optoelectronics Progress, 2014, 51(5): 050603.

[13] Yin Chenglong, Gu Jinyi, Zhang Zhuo, et al.. Optimization research on refractometric sensor based on microcapillary [J]. Acta Optica Sinica, 2013, 33(7): 0728002.

[14] Zhangliang Gui, Jinwen Qian, Mingjie Yin, et al.. A novel fast response fiber-optic pH sensor based on nanoporous self-assembled multilayer films[J]. J Mater Chem, 2010, 20(36): 7754-7760.

[15] Bastien Schym, Stephanie Pasche, Emmanuel Scolan, et al.. Development of a polymer optical fiber pH sensor for onbody monitoring application[J]. Sensors and Actuators B: Chemical, 2014, 194: 238-248.

[16] J M Corres, F J Arregui, I R Matias, et al.. High sensitivity optical fiber pH sensor using poly (acrylic acid) nanofibers [C]. Sensors, 2013 IEEE, 2013. 1-4.

[17] Zhang Jianbiao, Chen Xing, Huang Jun, et al.. Optical fiber oxygen sensor for detecting dissolved oxygen in water[J]. Journal of Transducer Technology, 2002, 21(10): 4-7.

[18] P Nath, H K Singh, P Datta, et al.. All-fiber optic sensor for measurement of liquid refractive index[J]. Sensors and Actuators A: Physical, 2008, 148(1): 16-18.

[19] Su Hui, Huang Xuguang, Wu Yiting. Design and study of fiber refractive index sensor based on intensity modulation[J]. Acta Photonics Sinica, 2008, 37(4): 713-716.

[20] A F Omar, M Z MatJafri. Water quality measurement using transmittance and 90° scattering techniques through optical fiber sensor[C]. 6th National Conference on Telecommunication Technologies and 2nd Malaysia Conference on Photonics, 2008. 17-21.

[21] Ahmad Fairuz Bin Omar, Mohd Zubir Bin MatJafri. Turbidimeter design and analysis: A review on optical fiber sensors for the measurement of water turbidity[J]. Sensors, 2009, 9(10): 8311-8335.

[22] U S Raikar, V K Kulkarni, A S Lalasangi, et al.. Evanescent field absorption sensor for detection of copper (II) in water using multimode optical fiber[J]. Optoelectronics Letters, 2009, 5(3): 0224-0226.

[23] V P Benjamin, J Satish, K N Madhusoodanan. Fiber optic sensor for the measurement of concentration of silica in water with dual wavelength probing[J]. Review of Scientific Instruments, 2010, 81(3): 035111.

[24] Atsushi Seki, Hisakazu Katakura, Toshinor Kai, et al.. A hetero-core structured fiber optic pH sensor[J]. Analytica Chemica Acta, 2007, 582(1):154-157.

[25] Xiong Yan, Zhu Daoqian, Duan Chunfeng, et al.. Small-volume fiber-optical evanescent-wave absorption sensor for nitrite determination[J]. Analytical and Bioanalytical Chemistry, 2010, 396(2): 943-948.

[26] Payman Hashemi, Razieh Afzari ZArjani. A wide range pH optical sensor with mixture of Neutral Red and Thionin immobilized on an agarose film coated glass slide[J]. Sensor and Actuator B: Chemical, 2008, 135(1): 112-115.

[27] L ovati, P abbri, Luca Ferrari, et al.. Construction and evaluation of a disposable pH sensor based on a large core plastic fiber[J]. Review of Scientific Instrument, 2011, 82(2): 023106.

[28] Suozhu Wu, Wenping Chen, Yan Qiu, et al.. Fiber optical pH sensor based on mode-filtered light detection[J]. Sensor and Actuator B: Chemical, 2010, 144(1): 255-259.

[29] C R Zamarreno, M Hernaez, I Del Villar, et al.. Optical fiber pH sensor based on lossy-mode resonances by means of thin polymeric coating[J]. Sensor and Actuator B: Chemical, 2011, 155(1): 290-297.

[30] Wang Zhenzhen, Zhou Jingtao, Wang Chunxia, et al.. Measurement of phosphate anion based on optical fiber evanescent wave sensor[J]. Journal of Optoelectronics·Laser, 2011, 22(11): 1683-1687.

[31] Huang Jie, Shen Weimin, Xu Ben, et al.. Intrinsic optic fiber evanescent wave chemical sensor[J]. Chinese Journal of Quantum Electronics, 2010, 27(4): 508-512.

[32] Xu Hongzhi, Lou Jun, Huang Jie, et al.. Research on the sensitivity of optic fiber evanescent wave chemical sensor[J]. Laser & Infrared, 2014, 44(6): 1105006.

[33] Jun Lou, Hongzhi Xu, Ben Xu, et al.. Fiber-optic evanescent wave sensor with a segmented structure[J]. Appl Opt, 2014, 53(19): 4200-4205.

[34] Jiajun Tian, Yujie Lu, Qi Zhang, et al.. Microfluidic refractive index sensor based on an all-silica in-line Fabry-Perot interferometer fabricated with microstructured fibers[J]. Opt Express, 2013, 21(5): 6633-6639.

[35] Tingting Wang, Ming Wang. Fabry-Pérot fiber sensor for simultaneous measurement of refractive index and temperature based on an in-fiber ellipsoidal cavity[J]. IEEE Photon Technol Lett, 2012, 24(19): 1733-1736.

[36] Zhao Yu, Jin Yongxing, Dong Xinyong, et al.. Expermental studies of multimode interference based fiber optic refractive index sensors[J]. Chinese J Lasers, 2010, 37(6): 1516-1519.

[37] Xu Ben, Li Jianqing, Li Yi, et al.. A refractometric sensor based on the single-mode hetero-core fiber structure for salinity measurements of the sea[J]. Journal of Optoelectronics·Laser, 2012, 23(5): 839-843.

[38] Rodrigues do Silveria C, Weyl Albuqurque da Costa J C, Rocco Giraldi M T, et al.. A bent in-line Mach-Zehnder interferometer sensor to increase refractive index sensitivity[C]. 2013 SBMO/IEEE MTT-S International, Microwave & Optoelectronics Conference (IMOC), 2013. 1-4.

[39] C R Liao, Ying Wang, D N Wang, et al.. Fiber in-line Mach-Zehnder interferometer embedded in FBG for simultaneous refractive index and temperature measurement[J]. IEEE Photon Technol Lett, 2010, 22(22): 1686-1688.

[40] Y J Rao, M Deng, D W Duan, et al.. In-line fiber Fabry-Perot refractive-index tip sensor based on endlessly photonic crystal fiber[J]. Sensors and Actuators A: Physical, 2008, 148(1): 33-38.

[41] Liyang Shao, Zhang A P, Weisheng Liu, et al.. Optical refractive-index sensor based on dual fiber-Bragg gratings interposed with a multimode-fiber taper[J]. IEEE Photon Technol Lett, 2007, 19(1): 30-32.

[42] Asseh A, Ahlfeldt H, Sahlgre B, et al.. Fiber optical Bragg grating refractometer[J]. Fiber and Integrated Optics, 1998, 17(1): 51-62.

[43] Wei Liang, Yanyi Huang, Yong Xu, et al.. Highly sensitive fiber Bragg grating refractive index sensors[J]. Appl Phys Lett, 2005, 86(15): 151122.

[44] Luo Binbin, Zhao Mingfu, Zhou Xiaojun, et al.. Theoretical model and design of single-etched fiber Bragg grating in low refractive-index area[J]. Acta Photonics Sinica, 2011, 31(4): 0406004.

[45] Xuefeng Huang, Zhemin Chen, Liyang Shao, et al.. Design and characteristics of refractive index sensor based on thinned and microstructure fiber Bragg grating[J]. Appl Opt, 2008, 47(4): 503-511.

[46] Kretschmann E, Raether H. Radiative decay of non radiative surface plasmons excited by light[J]. Zeitschrift Fuer Naturforschung, 1968, 23: 2135-2136.

[47] Wang Yingna, Chang Liping, Guo Shuqin. Development and application of SPR sensor[J]. Materials Review A: Review, 2012, 26(5): 32-36.

[48] Jorgenson, S S Yee. A fiber-optic chemical sensor based on surface plasmon resonance[J]. Sensors and Actuators B: Chemical, 1993, 12(2): 213-220.

[49] Zhang Xiaoli, Liang Dakai, Zeng Jie, et al.. Monitoring the sewage degradation by analyzing optic fiber SPR spectrum character[J]. Spectroscopy and Spectral Analysis, 2010, 30(2): 532-536.

[50] Feng Lihang, Zeng Jie, Liang Dakai, et al.. Surface plasmon resonance spectral based fiber optic sensor for detection of total dissolved solids in water quality analysis[J]. Spectroscopy and Spectral Analysis, 2012, 32(11): 2929-2934.

[51] Kazuyoshi Kurihara, Hiroyuki Ohkawa, Yuzuru Iwasaki. Fiber-optic conical microsensors for surface plasmon resonance using chemically etched single-mode fiber[J]. Analytica Chimica Acta, 2004, 523(2): 165-170.

[52] T J Lin, K T Huang, C Y Liu. Determination of organophosphorous pesticides by a novel biosensor based on localized surface plasmon resonance[J]. Biosensors Bioelectronics, 2006, 22(4): 513-518.

[53] S J Kim, K V Gobi, H Iwasaka, et al.. Novel miniature SPR immunosensor equipped with all-in-one multi-microchannel sensor chip for detecting low-molecular-weight analytes[J]. Biosensors Bioelectronics, 2007, 23(5): 701-707.

[54] M F Gouzy, M Keb, P M Kramer. A SPR-based immunosensor for the detection of isoproturon[J]. Biosensors Bioelectronics, 2009, 24(6): 1563-1568.

[55] E Mauriz, A Calle, J J Manclus, et al.. Optical immunosensor for fast and sensitive detection of DDT and related compounds in river water samples[J]. Biosensors Bioelectronics, 2007, 22(7): 1410-1418.

[56] E Mauriz, A Calle, J J Manclus, et al.. Multi-analyte SPR immunoassays for environmental biosensing of pesticides[J]. Anal Bioanal Chem, 2007, 387(4): 1449-1458.

[57] David L Stokes, Tuan Vo-Dinh. Development of an integrated single-fiber SERS sensor[J]. Sensors and Actuators B: Chemical, 2000, 69(1): 28-36.

[58] Chao Shi, He Yan, Claire Gu, et al.. A double substrate“sandwich”structure for fiber surface enhanced Raman scattering detection[J]. Appl Phys Lett, 2008, 92(10): 103107.

[59] Zhangmin Dai, Zhenyi Chen, Na Chen, et al.. Tapered nanoprobe for remote SERS sensor in aqueous solution[C]. ACP/IPOC, 2013.

[60] Liu Chunyu, Wang Shaoyan, Xu Shuping, et al.. Preparation SERS-active fiber pH sensor with laser-induced menthods [J]. The Journal of Light Scattering, 2013, 25(4): 360-366.

[61] Antonio García, Miguel A Pérez, Gustavo Jacinto Grillo Ortega, et al.. A new design of low-cost four-beam turbidimeter by using optical fibers[C]. Instrumentation and Measurement Technology Conference, 2005. 592-596.

[62] Wu Gang, Liu Yueming, Xu Hongzhi, et al.. Optical fiber turbidity sensor based on Monte Carlo simulation[J]. Piezoelectrics & Acoustooptics, 2014, 36(3): 335-338.

[63] Yu Pan, Shen Weimin, Huang Jie, et al.. Determination of water colority by spectrophotometry in visible spectrum[J]. Optical Technique, 2011, 37(5): 551-555.

[64] Abdalla M Abulkibash, Safwan M Fraihat. Sequential injection spectrophotometric determination of cyanide[J]. J Flow Injection Anal, 2007, 24(1): 17-21.

[65] Pierre Vanloot, André Margaillan, Catherine Branger. On-line solid-phase extraction and multisyringe flow injection analysis of Al(III) and Fe(III) in drinking water[J]. Anal Bioanal Chem, 2007, 389(5): 1595-1602.

[66] Wu Guoqing, Bi Weihong, Lü Jiaming, et al.. Determination of chemical oxygen demand in water using near infrared transmission and UV absorbance method[J]. Spectroscopy and Spectral Analysis, 2011, 31(6): 1486-1489.

[67] He Jincheng, Yang Xianglong, Wang Liren, et al.. Rapid determination of chemical oxygen demand(COD), biochemical oxygen demand(BOD5) and pH in wastewater using near-infrared spectroscopy[J]. Acta Scientiae Circum Stantiae, 2007, 27(12): 2105-2108.

[68] Shi Huan, Zhao Nanjing, Wang Chunlong, et al.. Measurement of trace heavy metal zinc in water by laser induced breakdown spectroscopy[J]. Laser & Optoelectronics Progress, 2012, 49(1): 013003.

[69] Shi Huan, Zhao Nanjing, Wang Chunlong, et al.. Study on measurement of trace heavy metal Ni in water by laser induced breakdown spectroscopy technique[J]. Spectroscopy and Spectral Analysis, 2012, 32(1): 25-28.

[70] Matthieu Baudelet, Jin Yu, Myriam Bossu, et al.. Discrimination of microbiological samples using femtosecond laserinduced breakdown spectroscopy[J]. Appl Phys Lett, 2006, 89(16): 163903.

[71] Lin Huang, Mingyin Yao, Yuan Xu, et al.. Determination of Cr in water solution by laser-induced breakdown spectroscopy with different univariate calibration models[J]. Appl Phys B, 2013, 111(1): 45-51.

[72] Lin Zhaoxiang, Chang Liang, Li Jie, et al.. Determination of as in industrial wastewater by laser-induced breakdown spectroscopy[J]. Spectroscopy and Spectral Analysis, 2009, 29(6): 1675-1677.

[73] Huang Shan, Ma Jianqiang, Xiao Qi, et al.. Direct determination of isocarbophos by using oil-soluble CdSe quantum dots as fluorescence probe[J]. Spectroscopy and Spectral Analysis, 2013, 33(10): 2853-2857.

[74] Ma Fei, Li Fang, Liu Wei. Rapid determination of trace copper ions in natural water based on the fluorescence quenched of 2-salicyloylhydrazone propionic acid[J]. Science Technology and Engineering, 2011, 11(34): 8564-8566.

[75] Zhou Dongqiu, Xiao Shaorong, Xiao Lin. Development of fiber dissolved oxygen sensor based on fluorescence quenching[J]. Optics & Optoelectronic Technology, 2013, 11(4): 64-66.