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Corrections to “Combined Effects of UV Exposure Duration and Mechanical Abrasion on Microplastic Fragmentation by Polymer Type”
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This is a published correction to an earlier study on the combined effects of UV exposure and mechanical abrasion on microplastic fragmentation by polymer type, addressing errors in the original data. Corrections to the scientific record are important for ensuring that findings on microplastic degradation mechanisms are accurately reported.
ADVERTISEMENT RETURN TO ISSUEPREVAddition/CorrectionNEXTORIGINAL ARTICLEThis notice is a correctionCorrections to "Combined Effects of UV Exposure Duration and Mechanical Abrasion on Microplastic Fragmentation by Polymer Type"Young Kyoung SongYoung Kyoung SongMore by Young Kyoung Song, Sang Hee HongSang Hee HongMore by Sang Hee Hong, Mi JangMi JangMore by Mi Jang, Gi Myung HanGi Myung HanMore by Gi Myung Han, Seung Won JungSeung Won JungMore by Seung Won Jung, and Won Joon Shim*Won Joon ShimMore by Won Joon Shimhttp://orcid.org/0000-0002-9591-8564Cite this: Environ. Sci. Technol. 2018, 52, 6, 3831–3832Publication Date (Web):February 27, 2018Publication History Published online27 February 2018Published inissue 20 March 2018https://pubs.acs.org/doi/10.1021/acs.est.8b00172https://doi.org/10.1021/acs.est.8b00172correctionACS PublicationsCopyright © 2018 American Chemical Society. This publication is available under these Terms of Use. Request reuse permissions This publication is free to access through this site. Learn MoreArticle Views3842Altmetric-Citations26LEARN ABOUT THESE METRICSArticle Views are the COUNTER-compliant sum of full text article downloads since November 2008 (both PDF and HTML) across all institutions and individuals. These metrics are regularly updated to reflect usage leading up to the last few days.Citations are the number of other articles citing this article, calculated by Crossref and updated daily. Find more information about Crossref citation counts.The Altmetric Attention Score is a quantitative measure of the attention that a research article has received online. Clicking on the donut icon will load a page at altmetric.com with additional details about the score and the social media presence for the given article. Find more information on the Altmetric Attention Score and how the score is calculated. Share Add toView InAdd Full Text with ReferenceAdd Description ExportRISCitationCitation and abstractCitation and referencesMore Options Share onFacebookTwitterWechatLinked InRedditEmail PDF (527 KB) Get e-AlertscloseSupporting Info (1)»Supporting Information Supporting Information Get e-Alerts
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Combined Effects of UV Exposure Duration and Mechanical Abrasion on Microplastic Fragmentation by Polymer Type
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Researchers studied how UV exposure duration and mechanical abrasion combine to fragment different plastic types under simulated beach conditions. They found that polypropylene was far more susceptible to fragmentation than polyethylene after UV weathering, while expanded polystyrene broke apart readily even without UV exposure. The experiments showed that a large fraction of fragmented particles were too small to recover, suggesting that significant amounts of nanoplastic are being generated on beaches.
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A systematic study of UV dose, humidity, and temperature effects on six polymer types found that photo-oxidation is the primary driver of microplastic fragmentation and release of secondary nano-sized particles, with the relationship between weathering conditions and fragmentation rates varying by polymer type.
Environmental degradation and fragmentation of microplastics: dependence on polymer type, humidity, UV dose and temperature
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Researchers systematically tested how UV light, temperature, and humidity cause five common plastic types to break apart into secondary microplastics and nanoplastics. They found that the type of plastic — not the aging conditions — was the main factor determining how quickly it fragmented and what byproducts it released, data that can improve models predicting how plastics break down in the environment.
The surface degradation and release of microplastics from plastic films studied by UV radiation and mechanical abrasion
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