In this article, we present a smartphone-based biosensor for detection of the ammonium ion in sweat. The sensing system consists of a sample collection chip, an ammonium ion selective electrode by screen printing, a potential reading chip and a smartphone. When the sweat flows through the sensitive membrane, a membrane potential is generated which can be captured by the potential reading chip linked with the smartphone. The potential signal was then converted to concentration value by a calibration curve. The detection can be achieved within one minute with good repeatability, and the level of the ammonium ion in sweat can reflect the body state during exercise.
Published in | Science Discovery (Volume 7, Issue 2) |
DOI | 10.11648/j.sd.20190702.11 |
Page(s) | 61-64 |
Creative Commons |
This is an Open Access article, distributed under the terms of the Creative Commons Attribution 4.0 International License (http://creativecommons.org/licenses/by/4.0/), which permits unrestricted use, distribution and reproduction in any medium or format, provided the original work is properly cited. |
Copyright |
Copyright © The Author(s), 2019. Published by Science Publishing Group |
Sweat Analysis, Ammonium Ion Detection, Biosensor
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APA Style
Ying Ni, Hong Liu. (2019). Smartphone-Based Ammonium Ion Biosensor for Sweat Analysis. Science Discovery, 7(2), 61-64. https://doi.org/10.11648/j.sd.20190702.11
ACS Style
Ying Ni; Hong Liu. Smartphone-Based Ammonium Ion Biosensor for Sweat Analysis. Sci. Discov. 2019, 7(2), 61-64. doi: 10.11648/j.sd.20190702.11
AMA Style
Ying Ni, Hong Liu. Smartphone-Based Ammonium Ion Biosensor for Sweat Analysis. Sci Discov. 2019;7(2):61-64. doi: 10.11648/j.sd.20190702.11
@article{10.11648/j.sd.20190702.11, author = {Ying Ni and Hong Liu}, title = {Smartphone-Based Ammonium Ion Biosensor for Sweat Analysis}, journal = {Science Discovery}, volume = {7}, number = {2}, pages = {61-64}, doi = {10.11648/j.sd.20190702.11}, url = {https://doi.org/10.11648/j.sd.20190702.11}, eprint = {https://article.sciencepublishinggroup.com/pdf/10.11648.j.sd.20190702.11}, abstract = {In this article, we present a smartphone-based biosensor for detection of the ammonium ion in sweat. The sensing system consists of a sample collection chip, an ammonium ion selective electrode by screen printing, a potential reading chip and a smartphone. When the sweat flows through the sensitive membrane, a membrane potential is generated which can be captured by the potential reading chip linked with the smartphone. The potential signal was then converted to concentration value by a calibration curve. The detection can be achieved within one minute with good repeatability, and the level of the ammonium ion in sweat can reflect the body state during exercise.}, year = {2019} }
TY - JOUR T1 - Smartphone-Based Ammonium Ion Biosensor for Sweat Analysis AU - Ying Ni AU - Hong Liu Y1 - 2019/05/23 PY - 2019 N1 - https://doi.org/10.11648/j.sd.20190702.11 DO - 10.11648/j.sd.20190702.11 T2 - Science Discovery JF - Science Discovery JO - Science Discovery SP - 61 EP - 64 PB - Science Publishing Group SN - 2331-0650 UR - https://doi.org/10.11648/j.sd.20190702.11 AB - In this article, we present a smartphone-based biosensor for detection of the ammonium ion in sweat. The sensing system consists of a sample collection chip, an ammonium ion selective electrode by screen printing, a potential reading chip and a smartphone. When the sweat flows through the sensitive membrane, a membrane potential is generated which can be captured by the potential reading chip linked with the smartphone. The potential signal was then converted to concentration value by a calibration curve. The detection can be achieved within one minute with good repeatability, and the level of the ammonium ion in sweat can reflect the body state during exercise. VL - 7 IS - 2 ER -