Advancing Membrane Electrodes and Optical Ion Sensors

While potentiometric sensors experienced a golden age in the 1970s that drove innovation and implementation in the clinical laboratory as sensors of choice, it has been only fairly recently that a theoretical understanding coupled with modern materials approaches transformed the area of me...

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Main Authors: Eric Bakker, Gastón Crespo, Ewa Grygolowicz-Pawlak, Günter Mistlberger, Marcin Pawlak, Xiaojiang Xie
Format: Article
Language:deu
Published: Swiss Chemical Society 2011-03-01
Series:CHIMIA
Subjects:
Online Access:https://www.chimia.ch/chimia/article/view/4976
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author Eric Bakker
Gastón Crespo
Ewa Grygolowicz-Pawlak
Günter Mistlberger
Marcin Pawlak
Xiaojiang Xie
author_facet Eric Bakker
Gastón Crespo
Ewa Grygolowicz-Pawlak
Günter Mistlberger
Marcin Pawlak
Xiaojiang Xie
author_sort Eric Bakker
collection DOAJ
description While potentiometric sensors experienced a golden age in the 1970s that drove innovation and implementation in the clinical laboratory as sensors of choice, it has been only fairly recently that a theoretical understanding coupled with modern materials approaches transformed the area of membrane electrodes from a playful, yet empirical field to one firmly rooted in scientific understanding. This paper summarizes key progress in the field during the past two decades, emphasizing that the key impulses at the time originated from the emerging field of optical ion sensors. This simplified and transformed the underlying theory of their potentiometric membrane electrode counterparts, where subsequently substantial progress was made, including the realization of ultra-trace detection limits. The better understanding of zero-current ion fluxes and transport processes in turn allowed the development of approaches utilizing dynamic electrochemistry principles, thereby drastically expanding the field of membrane electrodes and making available a range of new methodologies that would have been difficult to predict only a few years ago. These significant developments are now starting to come back and influence the field of optical sensors, where the control and triggering of dynamic processes, away from simpler equilibrium principles, are becoming a highly promising field of research.
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spelling doaj.art-4344f90d23214775a695a9e8de0ed33f2022-12-21T17:24:41ZdeuSwiss Chemical SocietyCHIMIA0009-42932673-24242011-03-0165310.2533/chimia.2011.141Advancing Membrane Electrodes and Optical Ion SensorsEric Bakker0Gastón CrespoEwa Grygolowicz-PawlakGünter MistlbergerMarcin PawlakXiaojiang XieDepartment of Inorganic, Analytical and Applied Chemistry, University of Geneva, Quai E.-Ansermet 30, 1211 Genève 4 While potentiometric sensors experienced a golden age in the 1970s that drove innovation and implementation in the clinical laboratory as sensors of choice, it has been only fairly recently that a theoretical understanding coupled with modern materials approaches transformed the area of membrane electrodes from a playful, yet empirical field to one firmly rooted in scientific understanding. This paper summarizes key progress in the field during the past two decades, emphasizing that the key impulses at the time originated from the emerging field of optical ion sensors. This simplified and transformed the underlying theory of their potentiometric membrane electrode counterparts, where subsequently substantial progress was made, including the realization of ultra-trace detection limits. The better understanding of zero-current ion fluxes and transport processes in turn allowed the development of approaches utilizing dynamic electrochemistry principles, thereby drastically expanding the field of membrane electrodes and making available a range of new methodologies that would have been difficult to predict only a few years ago. These significant developments are now starting to come back and influence the field of optical sensors, where the control and triggering of dynamic processes, away from simpler equilibrium principles, are becoming a highly promising field of research. https://www.chimia.ch/chimia/article/view/4976Analytical chemistryChemical sensorsMembrane electrodesOptodesPotentiometry
spellingShingle Eric Bakker
Gastón Crespo
Ewa Grygolowicz-Pawlak
Günter Mistlberger
Marcin Pawlak
Xiaojiang Xie
Advancing Membrane Electrodes and Optical Ion Sensors
CHIMIA
Analytical chemistry
Chemical sensors
Membrane electrodes
Optodes
Potentiometry
title Advancing Membrane Electrodes and Optical Ion Sensors
title_full Advancing Membrane Electrodes and Optical Ion Sensors
title_fullStr Advancing Membrane Electrodes and Optical Ion Sensors
title_full_unstemmed Advancing Membrane Electrodes and Optical Ion Sensors
title_short Advancing Membrane Electrodes and Optical Ion Sensors
title_sort advancing membrane electrodes and optical ion sensors
topic Analytical chemistry
Chemical sensors
Membrane electrodes
Optodes
Potentiometry
url https://www.chimia.ch/chimia/article/view/4976
work_keys_str_mv AT ericbakker advancingmembraneelectrodesandopticalionsensors
AT gastoncrespo advancingmembraneelectrodesandopticalionsensors
AT ewagrygolowiczpawlak advancingmembraneelectrodesandopticalionsensors
AT guntermistlberger advancingmembraneelectrodesandopticalionsensors
AT marcinpawlak advancingmembraneelectrodesandopticalionsensors
AT xiaojiangxie advancingmembraneelectrodesandopticalionsensors