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A review of solar and visible light active TiO2 photocatalysis for treating bacteria, cyanotoxins and contaminants of emerging concern

dc.contributor.authorFagan, Rachelen
dc.contributor.authorMcCormack, Declan E.en
dc.contributor.authorDionysiou, Dionysios D.en
dc.contributor.authorPillai, Suresh C.en
dc.date.accessioned2017-03-21T11:40:11Z
dc.date.available2017-03-21T11:40:11Z
dc.date.copyright2015
dc.date.issued2015
dc.identifier.citationFagan, R., McCormack, D.E., Dionysiou, D.D and Pillai, S.C. (2015) A review of solar and visible light active TiO2 photocatalysis for treating bacteria, cyanotoxins and contaminants of emerging concern. Materials Science in Semiconductor Processing, 42, pp. 2 - 14.en
dc.identifier.issn1369-8001en
dc.identifier.otherArticles Science ITSen
dc.identifier.urihttps://research.thea.ie/handle/20.500.12065/709
dc.description.abstractResearchintothedevelopmentofsolarandvisiblelightactivephotocatalystshasbeensignificantlyincreased inrecentyearsduetoitswiderangeofapplicationsintreatingcontaminantsofemergingconcern(CECs), endocrine disruptingcompounds(EDCs), bacteriaandcyanotoxins.Solarphotocatalysisisfoundtobehighly effectiveintreatingawiderangeofCECsfromsourcessuchaspharmaceuticals,steroids,antibiotics,phthalates, disinfectants,pesticides,fragrances(musk),preservativesandadditives.Similarly,anumberofEDCsincluding polycyclicaromatichydrocarbons(PAHs),alkylphenols(APs),bisphenolA(BPA),organotins(OTs),volatileor- ganic compounds(VOCs),naturalandsyntheticestrogenicandandrogenicchemicals,pesticides,andheavy metalscanberemovedfromcontaminatedwaterbyusingsolarphotocatalysis.Photocatalysiswasalsofound effectiveintreatingawiderangeofbacteriasuchas Staphylococcusaureus,Bacillussubtilis,Escherichiacoli, Salmonellatyphi and Micrococcuslylae. Thecurrentreviewalsocomparestheeffectivenessofvariousvisible lightactivatedTiO2 photocatalystsfortreatingthesepollutants. Dopingorco-dopingofTiO2 usingnitrogen, nitrogen–silver,sulphur,carbon,copperandalsoincorporation ofgraphenenano-sheetsarediscussed.Theuse of immobilisedTiO2 for improvingthephotocatalyticactivityisalso presented.Decoratingtitaniaphotocatalyst withgrapheneoxide(GO)isofparticularinterestduetoGO'sabilitytoincreasethephotocatalyticactivityof TiO2. TheuseGOtoincreasethephotocatalyticactivityofTiO2 againstmicrocystin-LR(MC-LR)underUV-Aand solarirciationisdiscussed.TheenhancedphotocatalyticactivityofGO–TiO2 comparedtothecontrolmaterialis attributedtotheeffectiveinhibitionoftheelectron–holerecombinationbycontrollingtheinterfacialcharge transferprocess.Itisconcludedthatthereisacriticalneedforfurtherimprovementoftheefficiencyofthese materialsiftheyaretobeconsideredforbulkindustrialuse.en
dc.formatPDFen
dc.language.isoenen
dc.publisherElsevieren
dc.relation.ispartofMaterials Science in Semiconductor Processingen
dc.rights.urihttp://creativecommons.org/licenses/by-nc-nd/4.0/*
dc.subjectTiO2en
dc.subjectPhotocatalysisen
dc.subjectBacteriaen
dc.subjectCyanotoxinsen
dc.titleA review of solar and visible light active TiO2 photocatalysis for treating bacteria, cyanotoxins and contaminants of emerging concernen
dc.typeJournal Articleen
dc.description.peerreviewYesen
dc.identifier.endpage14en
dc.identifier.startpage2en
dc.identifier.urlwww.elsevier.com/locate/msspen
dc.identifier.volume42en
dc.rights.accessCreative Commons Attribution-NonCommercial-NoDerivs CC BY-NC-NDen
dc.subject.departmentLife Sciences ITSen


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