Driving down the Detection Limit in Microstructured Fiber-Based Chemical Dip Sensors

被引:31
|
作者
Schartner, Erik P. [1 ]
Ebendorff-Heidepriem, Heike [1 ]
Warren-Smith, Stephen C. [1 ]
White, Richard T. [1 ]
Monro, Tanya M. [1 ]
机构
[1] Univ Adelaide, Sch Chem & Phys, Inst Photon & Adv Sensing, Adelaide, SA 5005, Australia
来源
SENSORS | 2011年 / 11卷 / 03期
关键词
soft glass; dip sensing; microstructured optical fiber; quantum dots; PHOTONIC CRYSTAL FIBER; OPTICAL-FIBERS; NANOWIRES; DESIGN;
D O I
10.3390/s110302961
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
We present improvements to fluorescence sensing in soft-glass microstructured optical fibers that result in significantly improved sensitivity relative to previously published results. Concentrations of CdSe quantum dots down to 10 pM levels have been demonstrated. We show that the primary limitation to the sensitivity of these systems is the intrinsic fluorescence of the glass itself.
引用
收藏
页码:2961 / 2971
页数:11
相关论文
共 50 条
  • [41] Optical Fiber-Based Wearable Sensors for Remote Health Monitoring [Invited]
    Zhang, Guiwei
    Singh, Ragini
    Zhang, Bingyuan
    Li, Guoru
    Kumar, Santosh
    ADVANCED SENSOR RESEARCH, 2024, 3 (12):
  • [42] Environmental Monitoring: A Comprehensive Review on Optical Waveguide and Fiber-Based Sensors
    Butt, Muhammad A.
    Voronkov, Grigory S.
    Grakhova, Elizaveta P.
    Kutluyarov, Ruslan V.
    Kazanskiy, Nikolay L.
    Khonina, Svetlana N.
    BIOSENSORS-BASEL, 2022, 12 (11):
  • [43] Hollow-core fiber-based sensors: recent advancements in Brazil
    Osorio, Jonas H.
    Cordeiro, Cristiano M. B.
    2024 LATIN AMERICAN WORKSHOP ON OPTICAL FIBER SENSORS, LAWOFS 2024, 2024,
  • [44] Advancements in optical fiber-based wearable sensors for smart health monitoring
    Jha, Rajan
    Mishra, Pratik
    Kumar, Santosh
    BIOSENSORS & BIOELECTRONICS, 2024, 254
  • [45] An Elliptical Core D-Shaped Photonic Crystal Fiber-Based Plasmonic Sensor at Upper Detection Limit
    Shi, Fukun
    Peng, Lu
    Zhou, Guiyao
    Cang, Xuelong
    Hou, Zhiyun
    Xia, Changming
    PLASMONICS, 2015, 10 (06) : 1263 - 1268
  • [46] OPTICAL FIBER-BASED PLASMONIC SENSORS USING ALUMINIUM OXIDE INSULATOR
    Popescu, V. A.
    ROMANIAN REPORTS IN PHYSICS, 2020, 72 (02)
  • [47] AN INTELLIGENT ELDERLY HEALTHCARE MONITORING SYSTEM USING FIBER-BASED SENSORS
    Hao, Jianzhong
    Jayachandran, Maniyeri
    Ni, Na
    Phua, Jiliang
    Liew, Hui-Ming
    Aung, Phyo Wai Aung
    Biswas, Jit
    Foo, Siang-Fook
    Low, James A.
    Yap, Philip L. K.
    JOURNAL OF THE CHINESE INSTITUTE OF ENGINEERS, 2010, 33 (05) : 653 - 660
  • [48] Supported plasmonic nanocrystals improve the performance of novel fiber-based sensors
    Ianoul, Anatoli
    Albert, Jacques
    ULTRAFAST PHENOMENA AND NANOPHOTONICS XVII, 2013, 8623
  • [49] An Elliptical Core D-Shaped Photonic Crystal Fiber-Based Plasmonic Sensor at Upper Detection Limit
    Fukun Shi
    Lu Peng
    Guiyao Zhou
    Xuelong Cang
    Zhiyun Hou
    Changming Xia
    Plasmonics, 2015, 10 : 1263 - 1268
  • [50] Advances in Fiber-Based Wearable Sensors for Personal Digital Health Monitoring
    Liu, Jingge
    Zhang, Junze
    Liu, Jing
    Sun, Weiwei
    Li, Weiqiang
    Shen, Hongqiang
    Wang, Lingxiao
    Li, Gang
    MATERIALS, 2023, 16 (23)