CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) Coating
An optical fiber Fabry–Perot interferometer (FPI) based on poly (ethyleneimine) (PEI)/ poly (vinyl alcohol) (PVA) blend membrane is proposed and realized experimentally as a sensor for the pressure of CO<inline-formula> <tex-math notation="LaTeX">$_{2}$</tex-math&...
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IEEE
2017-01-01
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| Series: | IEEE Photonics Journal |
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| Online Access: | https://ieeexplore.ieee.org/document/7918509/ |
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| author | Wenwen Ma Ruohui Wang Qiangzhou Rong Zhihua Shao Wenlu Zhang Teng Guo Jie Wang Xueguang Qiao |
| author_facet | Wenwen Ma Ruohui Wang Qiangzhou Rong Zhihua Shao Wenlu Zhang Teng Guo Jie Wang Xueguang Qiao |
| author_sort | Wenwen Ma |
| collection | DOAJ |
| description | An optical fiber Fabry–Perot interferometer (FPI) based on poly (ethyleneimine) (PEI)/ poly (vinyl alcohol) (PVA) blend membrane is proposed and realized experimentally as a sensor for the pressure of CO<inline-formula> <tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula> in the atmosphere. The functional material layer based on PEI/PVA blend polymer exhibits reversible optical path difference change because of absorption and release of CO <inline-formula><tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula> gas molecules. The cavity of the FPI is fabricated by coating a 15-<inline-formula><tex-math notation="LaTeX">$\mu$</tex-math></inline-formula>m PEI/PVA blend film on the end-face of a cleaved single-mode fiber. An interference spectrum with fringe contrast of 19.5 dB and free spectra range of 33.15 nm is obtained. The proposed FPI sensor is sensitive to the changes of concentration of CO <inline-formula><tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula>, as well as a sensitivity of 0.281 nm/ <inline-formula><tex-math notation="LaTeX">$\%$</tex-math></inline-formula> within an interval which ranges from 7.6 <inline-formula><tex-math notation="LaTeX">$\%$</tex-math></inline-formula> to 86.9<inline-formula> <tex-math notation="LaTeX">$\%$</tex-math></inline-formula>. |
| format | Article |
| id | doaj-art-751bd2f2ecc24937ad9f95d3d5c6738a |
| institution | Kabale University |
| issn | 1943-0655 |
| language | English |
| publishDate | 2017-01-01 |
| publisher | IEEE |
| record_format | Article |
| series | IEEE Photonics Journal |
| spelling | doaj-art-751bd2f2ecc24937ad9f95d3d5c6738a2025-08-22T23:05:38ZengIEEEIEEE Photonics Journal1943-06552017-01-01931810.1109/JPHOT.2017.27000537918509CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) CoatingWenwen Ma0Ruohui Wang1Qiangzhou Rong2Zhihua Shao3Wenlu Zhang4Teng Guo5Jie Wang6Xueguang Qiao7School of Physics, Northwest University, Xi’an, ChinaSchool of Physics, Northwest University, Xi’an, ChinaSchool of Physics, Northwest University, Xi’an, ChinaSchool of Physics, Northwest University, Xi’an, ChinaSchool of Physics, Northwest University, Xi’an, ChinaSchool of Physics, Northwest University, Xi’an, ChinaSchool of Physics, Northwest University, Xi’an, ChinaSchool of Physics, Northwest University, Xi’an, ChinaAn optical fiber Fabry–Perot interferometer (FPI) based on poly (ethyleneimine) (PEI)/ poly (vinyl alcohol) (PVA) blend membrane is proposed and realized experimentally as a sensor for the pressure of CO<inline-formula> <tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula> in the atmosphere. The functional material layer based on PEI/PVA blend polymer exhibits reversible optical path difference change because of absorption and release of CO <inline-formula><tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula> gas molecules. The cavity of the FPI is fabricated by coating a 15-<inline-formula><tex-math notation="LaTeX">$\mu$</tex-math></inline-formula>m PEI/PVA blend film on the end-face of a cleaved single-mode fiber. An interference spectrum with fringe contrast of 19.5 dB and free spectra range of 33.15 nm is obtained. The proposed FPI sensor is sensitive to the changes of concentration of CO <inline-formula><tex-math notation="LaTeX">$_{2}$</tex-math></inline-formula>, as well as a sensitivity of 0.281 nm/ <inline-formula><tex-math notation="LaTeX">$\%$</tex-math></inline-formula> within an interval which ranges from 7.6 <inline-formula><tex-math notation="LaTeX">$\%$</tex-math></inline-formula> to 86.9<inline-formula> <tex-math notation="LaTeX">$\%$</tex-math></inline-formula>.https://ieeexplore.ieee.org/document/7918509/Thin film coatingssensors. |
| spellingShingle | Wenwen Ma Ruohui Wang Qiangzhou Rong Zhihua Shao Wenlu Zhang Teng Guo Jie Wang Xueguang Qiao CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) Coating IEEE Photonics Journal Thin film coatings sensors. |
| title | CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) Coating |
| title_full | CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) Coating |
| title_fullStr | CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) Coating |
| title_full_unstemmed | CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) Coating |
| title_short | CO$_{2}$ Gas Sensing Using Optical Fiber Fabry–Perot Interferometer Based on Polyethyleneimine/Poly(Vinyl Alcohol) Coating |
| title_sort | co 2 gas sensing using optical fiber fabry perot interferometer based on polyethyleneimine poly vinyl alcohol coating |
| topic | Thin film coatings sensors. |
| url | https://ieeexplore.ieee.org/document/7918509/ |
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