An optical fiber humidity sensor based on optical absorption

被引:0
|
作者
Wang, Biao [1 ]
Zhang, Fujun [1 ,2 ]
Pang, Fufei [1 ]
Wang, Tingyun [1 ]
机构
[1] Shanghai Univ, Sch Commun & Informat Engn, Key Lab Specialty Fiber Opt & Opt Access Networks, 149 Yanchang Rd, Shanghai 200072, Peoples R China
[2] Shandong Univ, Sch Informat Sci & Engn, Jinan 250100, Peoples R China
来源
2011 ASIA COMMUNICATIONS AND PHOTONICS CONFERENCE AND EXHIBITION (ACP) | 2012年
关键词
cobalt chloride; sol-gel; spin coating; humidity sensor;
D O I
暂无
中图分类号
TM [电工技术]; TN [电子技术、通信技术];
学科分类号
0808 ; 0809 ;
摘要
A simple optical fiber relative humidity (RH) sensor was proposed and demonstrated. The humidity sensor was fabricated by coating moisture-sensitive film on the end face of a multi-mode optical fiber. The film was synthesized by doping CoCl2 into a PY A/SiO2 composite solution. Based on an optical absorption technique, the sensor head was characterized. From the optical absorption, a relative humidity range of 25%similar to 65% was detected. Furthermore, the sensor has good repetitive response, and the response time was less than 2 min.
引用
收藏
页数:6
相关论文
共 50 条
  • [41] Optical Fiber Sensor for Simultaneous Measurement of Temperature, Humidity, and Strain Based on Hollow Core Fiber
    Chen Ming
    Chang Jianhua
    Xu Yao
    Jin Aobo
    Hu Ziyi
    ACTA OPTICA SINICA, 2023, 43 (23)
  • [42] An optical fiber sensor based on polyimide coated fiber Bragg grating for measurement of relative humidity
    Zhang, Jianxin
    Shen, Xueyun
    Qian, Miao
    Xiang, Zhong
    Hu, Xudong
    OPTICAL FIBER TECHNOLOGY, 2021, 61 (61)
  • [43] Study on optical fiber CO gas sensor based on difference absorption
    Wang, Y. J.
    Wang, Y. T.
    Kang, Y. Y.
    4th International Symposium on Instrumentation Science and Technology (ISIST' 2006), 2006, 48 : 1172 - 1175
  • [44] A novel CO gas optical fiber sensor based on spectrum absorption
    Wang Yanju
    Wang Yutian
    Liu Jing
    Proceedings of the First International Symposium on Test Automation & Instrumentation, Vols 1 - 3, 2006, : 602 - 605
  • [45] Difference Absorption Optical Fiber Methane Gas Sensor Based on FBG
    Kang Yueyi
    Wang Yanju
    Yang Likun
    Wang Yutian
    MEASURING TECHNOLOGY AND MECHATRONICS AUTOMATION IV, PTS 1 AND 2, 2012, 128-129 : 580 - +
  • [46] Optical fiber oxygen sensor based on DFB laser absorption spectroscopy
    Zhao, Yanjie
    Wei, Yubin
    Zhang, Tingting
    Li, Yanfang
    Zhao, Weisong
    Lv, Lei
    Liu, Tongyu
    Wang, Chang
    FOURTH ASIA PACIFIC OPTICAL SENSORS CONFERENCE, 2013, 8924
  • [47] INTRINSIC OPTICAL FIBER TEMPERATURE SENSOR BASED ON THE DIFFERENTIAL ABSORPTION TECHNIQUE
    APPLEYARD, AP
    SCRIVENER, PL
    MATON, PD
    REVIEW OF SCIENTIFIC INSTRUMENTS, 1990, 61 (10): : 2650 - 2654
  • [48] An optical humidity sensor based on Ag nanodendrites
    Xu, Juncui
    Zhang, Weixin
    Yang, Zeheng
    APPLIED SURFACE SCIENCE, 2013, 280 : 920 - 925
  • [49] Polymer based optical humidity and temperature sensor
    N. Kaur Sidhu
    P. Abedini Sohi
    Mojtaba Kahrizi
    Journal of Materials Science: Materials in Electronics, 2019, 30 : 3069 - 3077
  • [50] Polymer based optical humidity and temperature sensor
    Sidhu, N. Kaur
    Sohi, P. Abedini
    Kahrizi, Mojtaba
    JOURNAL OF MATERIALS SCIENCE-MATERIALS IN ELECTRONICS, 2019, 30 (03) : 3069 - 3077