%0 Journal Article
%A Miliani, Costanza
%A Monico, Letizia
%A Melo, Maria J.
%A Fantacci, Simona
%A Angelin, Eva M.
%A Romani, Aldo
%A Janssens, Koen
%T Photochemistry of Artists’ Dyes and Pigments: Towards Better Understanding and Prevention of Colour Change in Works of Art
%J Angewandte Chemie / International edition International edition
%V 57
%N 25
%@ 1433-7851
%C Weinheim
%I Wiley-VCH
%M PUBDB-2019-02229
%P 7324 - 7334
%D 2018
%Z (c) Wiley-VCH Verlag GmbH & Co. KGaA, Weinheim ; Post referee fulltext in progress 2; Embargo 12 months from publication
%X The absorptionof lightgivesapigmentits colourand its reasonforbeing,but it alsocreatesexcitedstates,that is,new moleculeswithanenergyexcessthat can be dissipatedthroughdegradationpathways.Photodegradationprocessesprovokelong-term,cumulativeand irre-versiblecolourchanges(fading,darkening,blanching) of whichthepredictionand preventionare challengingtasks.Ofall the environ-mentalrisksthat affectheritagematerials,light exposureis the onlyone that cannotbe controlledwithoutany impacton the optimaldis-playof the exhibit.Light-inducedalterationsare not onlyassociatedwiththe pigmentitselfbut also withits interactionswithsupport/binderand,in turn,are furthercomplicatedby the natureof the environ-mentalconditions.Inthis Minireviewwe investigatehowchemistry,encompassingmulti-scaleanalyticalinvestigationsof worksof art,computationalmodellingand physicaland chemicalstudiescontrib-utes to improveour predictionof artworkappearancebeforedegra-dationand to establisheffectivepreventiveconservationstrategies.
%F PUB:(DE-HGF)36 ; PUB:(DE-HGF)16
%9 ReviewJournal Article
%$ pmid:29696761
%U <Go to ISI:>//WOS:000434949200006
%R 10.1002/anie.201802801
%U https://bib-pubdb1.desy.de/record/422543