scholarly journals A surface plasmon resonance chemical sensor composed of microstructured optical fibers for detection of an ultra-wide refractive index range and gas-liquid pollutants

2021 ◽  
Author(s):  
Wei Liu ◽  
ying shi ◽  
Zao Yi ◽  
Chao Liu ◽  
Famei Wang ◽  
...  
2019 ◽  
Vol 17 (43) ◽  
pp. 11-17
Author(s):  
Ghufran Mohammed Jassam

Optical fiber chemical sensor based surface Plasmon resonance for sensing and measuring the refractive index and concentration for Acetic acid is designed and implemented during this work. Optical grade plastic optical fibers with a diameter of 1000μm were used with a diameter core of 980μm and a cladding of 20μm, where the sensor is fabricated by a small part (10mm) of optical fiber in the middle is embedded in a resin block and then the polishing process is done, after that it is deposited with about (40nm) thickness of gold metal and the Acetic acid is placed on the sensing probe.


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