Nano-composite thermochromic thin films and their application in Energy-efficient glazing

Manfredi Saeli, Ivan P. Parkin, Ian Ridley, Clara Piccirillo, Russell Binions

Risultato della ricerca: Articlepeer review

91 Citazioni (Scopus)

Abstract

A hybridatmosphericpressureandaerosol-assistedchemicalvapourdepositionstrategyispresentedasa facileroutefortheproductionofvanadiumdioxidenano-compositethinfilms.Theeffectoftheinclusionofgoldnanoparticlesandtheuseofasurfactantmolecule,tetraoctylammoniumbromide,isdiscussed.Thefilmswerefullycharacterisedusingawidevarietyoftechniques,includingscanningelectronmicroscopy,X-raydiffraction,X-rayphotoelectronspectroscopyandUV/vis/NIRspectroscopy.It isshownthatmicro-structuralchangesbroughtaboutbycarefulcontroloffilmgrowthconditions,and/ortheuseofsurfactant,leadtoanenhancementofthermochromicproperties.Goldnanoparticleincorporationleadstoasignificantchangeinthecolourofthefilmsfromayellow-browncolourtoavarietyofgreensandbluesdependingonthegoldnanoparticleconcentration.Thefilmsbecomemorereflectiveintheinfra-redwithincreasedgoldnanoparticleincorporation.Opticaldataareusedinenergy modellingstudiestoelucidatethefilmpotentialasanenergy-savingcoatinginarchitecturalglazing.Theenergymodellingresultssuggestthatforwarmerclimatesthethermochromicnano-compositesinvestigatedhereleadtosignificantenergysavingswhencomparedwithplainglassandother standardindustryproducts.
Lingua originaleEnglish
pagine (da-a)141-151
Numero di pagine11
RivistaSolar Energy Materials and Solar Cells
Volume94
Stato di pubblicazionePublished - 2009

All Science Journal Classification (ASJC) codes

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  • ???subjectarea.asjc.2100.2105???
  • ???subjectarea.asjc.2500.2508???

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