Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable Sensors

Wearable sensors based on solid-contact ion-selective electrodes (SC-ISEs) are currently attracting intensive attention in monitoring human health conditions through real-time and non-invasive analysis of ions in biological fluids. SC-ISEs have gone through a revolution with improvements in potentia...

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Main Authors: Yan Lyu, Shiyu Gan, Yu Bao, Lijie Zhong, Jianan Xu, Wei Wang, Zhenbang Liu, Yingming Ma, Guifu Yang, Li Niu
Format: Article
Language:English
Published: MDPI AG 2020-06-01
Series:Membranes
Subjects:
Online Access:https://www.mdpi.com/2077-0375/10/6/128
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author Yan Lyu
Shiyu Gan
Yu Bao
Lijie Zhong
Jianan Xu
Wei Wang
Zhenbang Liu
Yingming Ma
Guifu Yang
Li Niu
author_facet Yan Lyu
Shiyu Gan
Yu Bao
Lijie Zhong
Jianan Xu
Wei Wang
Zhenbang Liu
Yingming Ma
Guifu Yang
Li Niu
author_sort Yan Lyu
collection DOAJ
description Wearable sensors based on solid-contact ion-selective electrodes (SC-ISEs) are currently attracting intensive attention in monitoring human health conditions through real-time and non-invasive analysis of ions in biological fluids. SC-ISEs have gone through a revolution with improvements in potential stability and reproducibility. The introduction of new transducing materials, the understanding of theoretical potentiometric responses, and wearable applications greatly facilitate SC-ISEs. We review recent advances in SC-ISEs including the response mechanism (redox capacitance and electric-double-layer capacitance mechanisms) and crucial solid transducer materials (conducting polymers, carbon and other nanomaterials) and applications in wearable sensors. At the end of the review we illustrate the existing challenges and prospects for future SC-ISEs. We expect this review to provide readers with a general picture of SC-ISEs and appeal to further establishing protocols for evaluating SC-ISEs and accelerating commercial wearable sensors for clinical diagnosis and family practice.
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spelling doaj.art-22d3a9c0ba63459f8c612b1bb91e9cbe2023-11-20T04:41:41ZengMDPI AGMembranes2077-03752020-06-0110612810.3390/membranes10060128Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable SensorsYan Lyu0Shiyu Gan1Yu Bao2Lijie Zhong3Jianan Xu4Wei Wang5Zhenbang Liu6Yingming Ma7Guifu Yang8Li Niu9School of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaSchool of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaSchool of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaSchool of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaState Key Laboratory of Electroanalytical Chemistry, c/o Engineering Laboratory for Modern Analytical Techniques, Changchun Institute of Applied Chemistry, Chinese Academy of Sciences, Changchun 130022, ChinaSchool of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaSchool of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaSchool of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaSchool of Information Science and Technology, Northeast Normal University, Changchun 130117, ChinaSchool of Civil Engineering, c/o Center for Advanced Analytical Science, School of Chemistry and Chemical Engineering, Guangzhou University, Guangzhou 510006, ChinaWearable sensors based on solid-contact ion-selective electrodes (SC-ISEs) are currently attracting intensive attention in monitoring human health conditions through real-time and non-invasive analysis of ions in biological fluids. SC-ISEs have gone through a revolution with improvements in potential stability and reproducibility. The introduction of new transducing materials, the understanding of theoretical potentiometric responses, and wearable applications greatly facilitate SC-ISEs. We review recent advances in SC-ISEs including the response mechanism (redox capacitance and electric-double-layer capacitance mechanisms) and crucial solid transducer materials (conducting polymers, carbon and other nanomaterials) and applications in wearable sensors. At the end of the review we illustrate the existing challenges and prospects for future SC-ISEs. We expect this review to provide readers with a general picture of SC-ISEs and appeal to further establishing protocols for evaluating SC-ISEs and accelerating commercial wearable sensors for clinical diagnosis and family practice.https://www.mdpi.com/2077-0375/10/6/128ion selective electrodeswearable sensorssolid-contact materialsresponse mechanism
spellingShingle Yan Lyu
Shiyu Gan
Yu Bao
Lijie Zhong
Jianan Xu
Wei Wang
Zhenbang Liu
Yingming Ma
Guifu Yang
Li Niu
Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable Sensors
Membranes
ion selective electrodes
wearable sensors
solid-contact materials
response mechanism
title Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable Sensors
title_full Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable Sensors
title_fullStr Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable Sensors
title_full_unstemmed Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable Sensors
title_short Solid-Contact Ion-Selective Electrodes: Response Mechanisms, Transducer Materials and Wearable Sensors
title_sort solid contact ion selective electrodes response mechanisms transducer materials and wearable sensors
topic ion selective electrodes
wearable sensors
solid-contact materials
response mechanism
url https://www.mdpi.com/2077-0375/10/6/128
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