Literature DB >> 18183269

pH sensor using Langmuir-Blodgett overlays on polished optical fibers.

D Flannery, S W James, R P Tatam, G J Ashwell.   

Abstract

Evanescent coupling between a side-polished single-mode optical fiber and a single-mode, pH-sensitive Langmuir-Blodgett overlay is used to demonstrate an intrinsic fiber-optic pH sensor. The sensor shows a wavelength sensitivity of 18.8 +/- 0.8 nm/pH and a transmission sensitivity of 9.7 +/- 0.8 dB/pH when operating at 750 nm.

Year:  1997        PMID: 18183269     DOI: 10.1364/ol.22.000567

Source DB:  PubMed          Journal:  Opt Lett        ISSN: 0146-9592            Impact factor:   3.776


  3 in total

1.  Optical Sensing and Imaging of pH Values: Spectroscopies, Materials, and Applications.

Authors:  Andreas Steinegger; Otto S Wolfbeis; Sergey M Borisov
Journal:  Chem Rev       Date:  2020-11-04       Impact factor: 60.622

Review 2.  A review on nanomaterial-modified optical fiber sensors for gases, vapors and ions.

Authors:  Dnyandeo Pawar; Sangeeta N Kale
Journal:  Mikrochim Acta       Date:  2019-03-22       Impact factor: 5.833

3.  A high sensitivity and wide dynamic range fiber-optic sensor for low-concentration VOC gas detection.

Authors:  Md Rajibur Rahaman Khan; Shin-Won Kang
Journal:  Sensors (Basel)       Date:  2014-12-05       Impact factor: 3.576

  3 in total

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