Title :
Evanescent field absorption sensor in aqueous solutions using microstructured polymer optical fiber
Author :
Yu, X. ; Shum, P. ; Ren, G.B. ; Ye, Q. ; Ding, Z.J. ; Wang, G.H.
Author_Institution :
Network Technol. Res. Centre, Nanyang Technol. Univ., Singapore
Abstract :
An axial absorption detection scheme is developed using a microstructured polymer optical fiber. Excellent linearity is obtained for absorbance against both concentration and length. The sensitivity is increased significantly compared with perpendicular direction measurement.
Keywords :
chemical sensors; fibre optic sensors; optical polymers; aqueous solutions; axial absorption detection; chemical sensor; evanescent field absorption sensor; microstructured polymer optical fiber; perpendicular direction measurement; Absorption; Chemicals; Fabrication; Liquid crystal polymers; Optical fiber devices; Optical fiber sensors; Optical fibers; Optical polymers; Optical propagation; Optical sensors;
Conference_Titel :
Opto-Electronics and Communications Conference, 2008 and the 2008 Australian Conference on Optical Fibre Technology. OECC/ACOFT 2008. Joint conference of the
Conference_Location :
Sydney
Print_ISBN :
978-0-85825-807-5
Electronic_ISBN :
978-0-85825-807-5
DOI :
10.1109/OECCACOFT.2008.4610420
