Simultaneous voltammetric determination of heavy metals by use of crown ether-modified electrodes and chemometrics

dc.contributor.author
González-Calabuig, Andreu
dc.contributor.author
Guerrero, David
dc.contributor.author
Serrano i Plana, Núria
dc.contributor.author
Valle, Manel del
dc.date.issued
2019-09-20T08:13:15Z
dc.date.issued
2019-09-20T08:13:15Z
dc.date.issued
2016-10-12
dc.date.issued
2019-09-20T08:13:16Z
dc.identifier
1040-0397
dc.identifier
https://hdl.handle.net/2445/140601
dc.identifier
655739
dc.description.abstract
A three‐sensor array consisting of a graphite‐epoxy composite electrode (GEC), 4‐carboxybenzo‐18‐crown‐6‐GEC and 4‐carboxybenzo‐15‐crown‐5‐GEC was employed for the simultaneous determination of Cd(II), Pb(II) and Hg(II) by differential pulse anodic stripping voltammetry (DPASV). Sensors were firstly studied for the determination of Hg(II); secondly, peak current responses confirmed that all sensors showed differentiated response for the three considered metals. A response model was developed to resolve mixtures of Cd(II), Pb(II) and Hg(II) at the µg L−1 level; Discrete Wavelet Transform was selected as preprocessing tool and artificial neural network used for the modelling of the obtained responses.
dc.format
8 p.
dc.format
application/pdf
dc.language
eng
dc.publisher
Wiley-VCH
dc.relation
Versió postprint del document publicat a: https://doi.org/10.1002/elan.201500512
dc.relation
Electroanalysis, 2016, vol. 28, p. 663-670
dc.relation
https://doi.org/10.1002/elan.201500512
dc.rights
(c) Wiley-VCH, 2016
dc.rights
info:eu-repo/semantics/openAccess
dc.source
Articles publicats en revistes (Enginyeria Química i Química Analítica)
dc.subject
Voltametria
dc.subject
Metalls pesants
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Xarxes neuronals (Informàtica)
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Anàlisi electroquímica
dc.subject
Voltammetry
dc.subject
Heavy metals
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Neural networks (Computer science)
dc.subject
Electrochemical analysis
dc.title
Simultaneous voltammetric determination of heavy metals by use of crown ether-modified electrodes and chemometrics
dc.type
info:eu-repo/semantics/article
dc.type
info:eu-repo/semantics/acceptedVersion


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