Analytical capabilities of total reflection X-ray fluorescence spectrometry for silver nanoparticles determination in soil adsorption studies
dc.contributor.author
dc.date.accessioned
2017-01-25T09:20:58Z
dc.date.available
2017-01-25T09:20:58Z
dc.date.issued
2016-12-01
dc.identifier.issn
0584-8547
dc.identifier.uri
dc.description.abstract
In recent years, the production of silver nanoparticles (AgNPs) has grown due to their antibacterial properties. This fact enhances the release of these particles into the environment, especially in soils that are the major sink. To better understand adsorption processes in soils, usually batch kinetic studies are carried out. In this context, we tested the possibilities of using total reflection X-ray fluorescence spectrometry (TXRF) to monitor the silver content in soil adsorption kinetic studies. It was found that the lower limit of detection for Ag (through Ag-Kα detection) in aqueous solutions was around 37 μg·L− 1, which was suitable to carry out this kind of studies. Moreover, the direct analysis of Ag adsorbed onto soil after the kinetic studies was investigated. In this case, the limit of detection for Ag was around 1.7 mg·kg− 1. All TXRF results were compared with those obtained by inductively coupled plasma optic emission spectrometry and good agreement was found. The batch adsorption tests performed showed that 98% of polyvinylpyrrolidone coated AgNPs were retained on the tested soils in < 6 h
dc.description.sponsorship
The SpanishMinistry of Economy and Competitiveness financed this work through the project CGL2013-48802-C3-2-R (Program 2014). L. Torrent gratefully acknowledges a FPI grant from the Spanish Ministry of Science and Innovation (Ref. BES-2014-070625)
dc.format.mimetype
application/pdf
dc.language.iso
eng
dc.publisher
Elsevier
dc.relation
info:eu-repo/grantAgreement/MINECO//CGL2013-48802-C3-2-R/ES/EVALUACION DE LOS EFECTOS DEL USO DE AGUAS NO CONVENCIONALES EN LA ZONA NO SATURADA Y SATURADA. ENFOQUE MULTIDISCIPLINAR/
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Reproducció digital del document publicat a: http://dx.doi.org/10.1016/j.sab.2016.10.019
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© Spectrochimica Acta - Part B Atomic Spectroscopy, 2016, vol. 126, p. 71-78
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Articles publicats (D-Q)
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Tots els drets reservats
dc.subject
dc.title
Analytical capabilities of total reflection X-ray fluorescence spectrometry for silver nanoparticles determination in soil adsorption studies
dc.type
info:eu-repo/semantics/article
dc.rights.accessRights
info:eu-repo/semantics/embargoedAccess
dc.embargo.terms
Cap
dc.date.embargoEndDate
info:eu-repo/date/embargoEnd/2026-01-01
dc.type.version
info:eu-repo/semantics/publishedVersion
dc.identifier.doi
dc.identifier.idgrec
025742
dc.contributor.funder
dc.relation.ProjectAcronym