Publication

Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater

Wang, N., Kanhere, E., Kottapalli, A. G. P., Miao, J. & Triantafyllou, M. S., Aug-2017, In : Microchimica Acta. 184, 8, p. 3007-3015 9 p.

Research output: Contribution to journalArticleAcademicpeer-review

APA

Wang, N., Kanhere, E., Kottapalli, A. G. P., Miao, J., & Triantafyllou, M. S. (2017). Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater. Microchimica Acta, 184(8), 3007-3015. https://doi.org/10.1007/s00604-017-2280-6

Author

Wang, Nan ; Kanhere, Elgar ; Kottapalli, Ajay Giri Prakash ; Miao, Jianmin ; Triantafyllou, Michael S. / Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater. In: Microchimica Acta. 2017 ; Vol. 184, No. 8. pp. 3007-3015.

Harvard

Wang, N, Kanhere, E, Kottapalli, AGP, Miao, J & Triantafyllou, MS 2017, 'Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater', Microchimica Acta, vol. 184, no. 8, pp. 3007-3015. https://doi.org/10.1007/s00604-017-2280-6

Standard

Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater. / Wang, Nan; Kanhere, Elgar; Kottapalli, Ajay Giri Prakash; Miao, Jianmin; Triantafyllou, Michael S.

In: Microchimica Acta, Vol. 184, No. 8, 08.2017, p. 3007-3015.

Research output: Contribution to journalArticleAcademicpeer-review

Vancouver

Wang N, Kanhere E, Kottapalli AGP, Miao J, Triantafyllou MS. Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater. Microchimica Acta. 2017 Aug;184(8):3007-3015. https://doi.org/10.1007/s00604-017-2280-6


BibTeX

@article{a8bc7978cad64761a224beaea58eff0b,
title = "Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater",
abstract = "The authors describe a liquid crystal polymer (LCP) based bismuth (Bi) film electrode that can be directly deployed for in-situ determination of zinc(II) ions. The use of an LCP warrants improved operational reliability, high durability, and flexibility of the sensor, allowing it to be mounted on any flat or shaped surface. Square wave anodic stripping voltammetry shows the sensor to be able to detect Zn(II) (-1.64 V vs. thin-film Ag/AgCl reference electrode) in concentrations as low as 1.22 nM at a deposition time of 180 s. Other figures of merit include (a) an analytical sensitivity of 1.55 nA.nM(-1).mm(-2), (b) a linear detection range extending from 4.59 to 1071 nM, (c) a repeatability with a relative standard deviation of 3.35{\%} (for n = 10), (d) a reproducibility with a relative standard deviation of 1.64{\%} (for n = 6). Real-time applicability of the sensor for in-situ detection was demonstrated by determination of Zn(II) in seawater. In an extension of the method, a flexible sensor array consisting of four LCP-based sensors was attached to the hull of an autonomous kayak, which was remotely operated. The response of the sensor array indicated a clear trace of Zn(II) concentrations in seawater. This was confirmed by ICP-MS analysis. The results suggest the potential usage of the flexible LCP electrochemical sensor for in-situ monitoring.",
keywords = "Bismuth film electrode, Microelectromechanical systems, Chemicalsensorarray, Cyclicvoltammetry, Anodic stripping voltammetry, Autonomous kayak, ANODIC-STRIPPING VOLTAMMETRY, SCREEN-PRINTED ELECTRODES, ATOMIC-ABSORPTION-SPECTROMETRY, PLASMA-MASS SPECTROMETRY, GLASSY-CARBON ELECTRODE, BISMUTH-FILM ELECTRODE, EMISSION-SPECTROMETRY, WORKING ELECTRODE, LEAD DETECTION, HEAVY-METALS",
author = "Nan Wang and Elgar Kanhere and Kottapalli, {Ajay Giri Prakash} and Jianmin Miao and Triantafyllou, {Michael S.}",
year = "2017",
month = "8",
doi = "10.1007/s00604-017-2280-6",
language = "English",
volume = "184",
pages = "3007--3015",
journal = "Microchimica Acta",
issn = "0026-3672",
publisher = "SPRINGER WIEN",
number = "8",

}

RIS

TY - JOUR

T1 - Flexible liquid crystal polymer-based electrochemical sensor for in-situ detection of zinc(II) in seawater

AU - Wang, Nan

AU - Kanhere, Elgar

AU - Kottapalli, Ajay Giri Prakash

AU - Miao, Jianmin

AU - Triantafyllou, Michael S.

PY - 2017/8

Y1 - 2017/8

N2 - The authors describe a liquid crystal polymer (LCP) based bismuth (Bi) film electrode that can be directly deployed for in-situ determination of zinc(II) ions. The use of an LCP warrants improved operational reliability, high durability, and flexibility of the sensor, allowing it to be mounted on any flat or shaped surface. Square wave anodic stripping voltammetry shows the sensor to be able to detect Zn(II) (-1.64 V vs. thin-film Ag/AgCl reference electrode) in concentrations as low as 1.22 nM at a deposition time of 180 s. Other figures of merit include (a) an analytical sensitivity of 1.55 nA.nM(-1).mm(-2), (b) a linear detection range extending from 4.59 to 1071 nM, (c) a repeatability with a relative standard deviation of 3.35% (for n = 10), (d) a reproducibility with a relative standard deviation of 1.64% (for n = 6). Real-time applicability of the sensor for in-situ detection was demonstrated by determination of Zn(II) in seawater. In an extension of the method, a flexible sensor array consisting of four LCP-based sensors was attached to the hull of an autonomous kayak, which was remotely operated. The response of the sensor array indicated a clear trace of Zn(II) concentrations in seawater. This was confirmed by ICP-MS analysis. The results suggest the potential usage of the flexible LCP electrochemical sensor for in-situ monitoring.

AB - The authors describe a liquid crystal polymer (LCP) based bismuth (Bi) film electrode that can be directly deployed for in-situ determination of zinc(II) ions. The use of an LCP warrants improved operational reliability, high durability, and flexibility of the sensor, allowing it to be mounted on any flat or shaped surface. Square wave anodic stripping voltammetry shows the sensor to be able to detect Zn(II) (-1.64 V vs. thin-film Ag/AgCl reference electrode) in concentrations as low as 1.22 nM at a deposition time of 180 s. Other figures of merit include (a) an analytical sensitivity of 1.55 nA.nM(-1).mm(-2), (b) a linear detection range extending from 4.59 to 1071 nM, (c) a repeatability with a relative standard deviation of 3.35% (for n = 10), (d) a reproducibility with a relative standard deviation of 1.64% (for n = 6). Real-time applicability of the sensor for in-situ detection was demonstrated by determination of Zn(II) in seawater. In an extension of the method, a flexible sensor array consisting of four LCP-based sensors was attached to the hull of an autonomous kayak, which was remotely operated. The response of the sensor array indicated a clear trace of Zn(II) concentrations in seawater. This was confirmed by ICP-MS analysis. The results suggest the potential usage of the flexible LCP electrochemical sensor for in-situ monitoring.

KW - Bismuth film electrode

KW - Microelectromechanical systems

KW - Chemicalsensorarray

KW - Cyclicvoltammetry

KW - Anodic stripping voltammetry

KW - Autonomous kayak

KW - ANODIC-STRIPPING VOLTAMMETRY

KW - SCREEN-PRINTED ELECTRODES

KW - ATOMIC-ABSORPTION-SPECTROMETRY

KW - PLASMA-MASS SPECTROMETRY

KW - GLASSY-CARBON ELECTRODE

KW - BISMUTH-FILM ELECTRODE

KW - EMISSION-SPECTROMETRY

KW - WORKING ELECTRODE

KW - LEAD DETECTION

KW - HEAVY-METALS

U2 - 10.1007/s00604-017-2280-6

DO - 10.1007/s00604-017-2280-6

M3 - Article

VL - 184

SP - 3007

EP - 3015

JO - Microchimica Acta

JF - Microchimica Acta

SN - 0026-3672

IS - 8

ER -

ID: 56717912