引用本文:
Xiao Hong Zhao, Li Ping Yang, Suo Zhu Wu, Wen Ping Cheng, Shao Min Shuang, Chuan Dong. A novel sensor of potassium ions based on mode-filtered light detection[J]. Chinese Chemical Letters,
2010, 21(10): 1243-1246.
doi:
10.1016/j.cclet.2010.05.020
Citation: Xiao Hong Zhao, Li Ping Yang, Suo Zhu Wu, Wen Ping Cheng, Shao Min Shuang, Chuan Dong. A novel sensor of potassium ions based on mode-filtered light detection[J]. Chinese Chemical Letters, 2010, 21(10): 1243-1246. doi: 10.1016/j.cclet.2010.05.020

Citation: Xiao Hong Zhao, Li Ping Yang, Suo Zhu Wu, Wen Ping Cheng, Shao Min Shuang, Chuan Dong. A novel sensor of potassium ions based on mode-filtered light detection[J]. Chinese Chemical Letters, 2010, 21(10): 1243-1246. doi: 10.1016/j.cclet.2010.05.020

A novel sensor of potassium ions based on mode-filtered light detection
摘要:
A novel potassium ions sensor based on mode-filtered light detection was reported. The analyzer was consisting of an optical fiber immobilized with a dye of bromocresol green and a fused-silica capillary. It was found that mode-filtered light intensity decreased with the concentration of potassium ions and a linear detection range of 0.25-20 mmol/L(R2=0.9977) was obtained with a detection limit of 9×10-5 mol/L as well as fast response, good reproducibility and reversibility in the working concentration range.
English
A novel sensor of potassium ions based on mode-filtered light detection
Abstract:
A novel potassium ions sensor based on mode-filtered light detection was reported. The analyzer was consisting of an optical fiber immobilized with a dye of bromocresol green and a fused-silica capillary. It was found that mode-filtered light intensity decreased with the concentration of potassium ions and a linear detection range of 0.25-20 mmol/L(R2=0.9977) was obtained with a detection limit of 9×10-5 mol/L as well as fast response, good reproducibility and reversibility in the working concentration range.
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Key words:
- Mode-filtered light
- / Potassium ions
- / Aqueous solution
- / Bromoeresol green

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