<abstract xmlns="http://www.w3.org/1999/xhtml"><p>An optical fibre sensor for detection of volatile organic compounds (VOCs) has been implemented. This device is based on a vapochromic material presented in the form of bright red powders, which suffers reversible changes in its optical properties when exposed to some organic vapours. The sensor head consists of a nano interferometer doped with the vapochromic material, built onto a cleaved ended multimode optical fibre by using the Layer by Layer Electrostatic Self Assembly Method (LbL). A reflection scheme was used, so the intensity modulated reflected signal is registered in order to study its response. Changes up to 3 dB in the reflected optical power were measured.</p></abstract>

An optical fibre sensor for detection of volatile organic compounds (VOCs) has been implemented. This device is based on a vapochromic material presented in the form of bright red powders, which suffers reversible changes in its optical properties when exposed to some organic vapours. The sensor head consists of a nano interferometer doped with the vapochromic material, built onto a cleaved ended multimode optical fibre by using the Layer by Layer Electrostatic Self Assembly Method (LbL). A reflection scheme was used, so the intensity modulated reflected signal is registered in order to study its response. Changes up to 3 dB in the reflected optical power were measured.

Detection of Volatile Organic Compounds Based on Optical Fibre using Nanostructured Films

International Journal on Smart Sensing and Intelligent Systems

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

An optical fibre sensor for detection of volatile organic compounds (VOCs) has been implemented. This device is based on a vapochromic material presented in...

Detection of Volatile Organic Compounds Based on Optical Fibre using Nanostructured Films

Published Online: Dec 13, 2017

Page range: 123 - 136

DOI: https://doi.org/10.21307/ijssis-2017-282

Keywords
optical fibre sensor, gas sensor, vapochromic material, Layer by Layer

© 2008 Cesar Elosua et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Detection of Volatile Organic Compounds Based on Optical Fibre using Nanostructured Films

Published Online: Dec 13, 2017

Page range: 123 - 136

DOI: https://doi.org/10.21307/ijssis-2017-282

Keywordsoptical fibre sensor, gas sensor, vapochromic material, Layer by Layer

© 2008 Cesar Elosua et al., published by Sciendo

This work is licensed under the Creative Commons Attribution-NonCommercial-NoDerivatives 4.0 International License.

Keywords
optical fibre sensor, gas sensor, vapochromic material, Layer by Layer