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Technological applications of luminescent, colorimetric and absorption based sensors. / Stephen Robert Ricketts

Swansea University Author: Stephen Robert Ricketts

Abstract

This thesis deals with the development of luminescent, absorbance based, and colorimetric sensors for a variety of technological applications including pressure sensitive paints, sensors for the preservation of artefacts for the British museum and sensors for the measurement of dissolved carbon diox...

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Published: 2009
Institution: Swansea University
Degree level: Doctoral
Degree name: Ph.D
URI: https://cronfa.swan.ac.uk/Record/cronfa42343
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last_indexed 2018-08-03T10:09:54Z
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spelling 2018-08-02T16:24:28.9010008 v2 42343 2018-08-02 Technological applications of luminescent, colorimetric and absorption based sensors. 898828df5d704a53f4d966d3b190bda1 NULL Stephen Robert Ricketts Stephen Robert Ricketts true true 2018-08-02 This thesis deals with the development of luminescent, absorbance based, and colorimetric sensors for a variety of technological applications including pressure sensitive paints, sensors for the preservation of artefacts for the British museum and sensors for the measurement of dissolved carbon dioxide and oxygen in blood. Throughout this thesis it can be seen that these sensors have significant advantages over traditional sensors. Chapter 3 describes the development of colorimetric oxygen sensors for the detection of leaks in display cases specifically developed for the British Museum. The technological challenges facing the development of these sensors such as means of illumination and photodegradation are assessed and solutions to these problems are sought. Chapter 4 sees the development of a novel temperature corrected pressure sensitive paint. Utilising a luminescent colorimetric oxygen sensor and an absorption based temperature sensor together in the same sensor. The colour response of the absorption based temperature layer viewed under white light enables temperature corrections to be made to the response of the luminescent colorimetric oxygen sensor which can be viewed under UV light. Chapter 5 describes the development of a new type of colorimetric oxygen sensor, which uses a green LED as a source of both excitation and emission, replacing the green lumophores used in two lumophore colorimetric sensors. The work discussed in Chapter 6 describes the design of luminescent based sensors for the measurement of oxygen and carbon dioxide in blood, such as might be required to monitor the performance of an artificial lung. The development and design of a combined complete compact sensor, comprising: excitation source, sensor element, and detector. The sensors measure oxygen and carbon dioxide in blood and water with an inline response to changing concentrations of these gases from partial pressures of 0-100 kPa for oxygen and 0-40 kPa for carbon dioxide within the range of clinical interest. E-Thesis Analytical chemistry. 31 12 2009 2009-12-31 COLLEGE NANME Chemistry COLLEGE CODE Swansea University Doctoral Ph.D 2018-08-02T16:24:28.9010008 2018-08-02T16:24:28.9010008 Faculty of Science and Engineering School of Engineering and Applied Sciences - Chemistry Stephen Robert Ricketts NULL 1 0042343-02082018162447.pdf 10798051.pdf 2018-08-02T16:24:47.0130000 Output 10567095 application/pdf E-Thesis true 2018-08-02T16:24:47.0130000 false
title Technological applications of luminescent, colorimetric and absorption based sensors.
spellingShingle Technological applications of luminescent, colorimetric and absorption based sensors.
Stephen Robert Ricketts
title_short Technological applications of luminescent, colorimetric and absorption based sensors.
title_full Technological applications of luminescent, colorimetric and absorption based sensors.
title_fullStr Technological applications of luminescent, colorimetric and absorption based sensors.
title_full_unstemmed Technological applications of luminescent, colorimetric and absorption based sensors.
title_sort Technological applications of luminescent, colorimetric and absorption based sensors.
author_id_str_mv 898828df5d704a53f4d966d3b190bda1
author_id_fullname_str_mv 898828df5d704a53f4d966d3b190bda1_***_Stephen Robert Ricketts
author Stephen Robert Ricketts
author2 Stephen Robert Ricketts
format E-Thesis
publishDate 2009
institution Swansea University
college_str Faculty of Science and Engineering
hierarchytype
hierarchy_top_id facultyofscienceandengineering
hierarchy_top_title Faculty of Science and Engineering
hierarchy_parent_id facultyofscienceandengineering
hierarchy_parent_title Faculty of Science and Engineering
department_str School of Engineering and Applied Sciences - Chemistry{{{_:::_}}}Faculty of Science and Engineering{{{_:::_}}}School of Engineering and Applied Sciences - Chemistry
document_store_str 1
active_str 0
description This thesis deals with the development of luminescent, absorbance based, and colorimetric sensors for a variety of technological applications including pressure sensitive paints, sensors for the preservation of artefacts for the British museum and sensors for the measurement of dissolved carbon dioxide and oxygen in blood. Throughout this thesis it can be seen that these sensors have significant advantages over traditional sensors. Chapter 3 describes the development of colorimetric oxygen sensors for the detection of leaks in display cases specifically developed for the British Museum. The technological challenges facing the development of these sensors such as means of illumination and photodegradation are assessed and solutions to these problems are sought. Chapter 4 sees the development of a novel temperature corrected pressure sensitive paint. Utilising a luminescent colorimetric oxygen sensor and an absorption based temperature sensor together in the same sensor. The colour response of the absorption based temperature layer viewed under white light enables temperature corrections to be made to the response of the luminescent colorimetric oxygen sensor which can be viewed under UV light. Chapter 5 describes the development of a new type of colorimetric oxygen sensor, which uses a green LED as a source of both excitation and emission, replacing the green lumophores used in two lumophore colorimetric sensors. The work discussed in Chapter 6 describes the design of luminescent based sensors for the measurement of oxygen and carbon dioxide in blood, such as might be required to monitor the performance of an artificial lung. The development and design of a combined complete compact sensor, comprising: excitation source, sensor element, and detector. The sensors measure oxygen and carbon dioxide in blood and water with an inline response to changing concentrations of these gases from partial pressures of 0-100 kPa for oxygen and 0-40 kPa for carbon dioxide within the range of clinical interest.
published_date 2009-12-31T03:52:47Z
_version_ 1763752612543332352
score 11.012678

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