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Photo-induced transformations in chalcogenide nanocomposite layers

dc.contributor.authorKikineshi, A.
dc.contributor.authorMalyovanik, M.
dc.contributor.authorMessaddeq, Younes [UNESP]
dc.contributor.authorPinzenik, V
dc.contributor.authorShiplyak, M.
dc.contributor.authorBeke, D. L.
dc.contributor.institutionDebrecen Univ Med
dc.contributor.institutionUzhgorod Natl Univ
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.date.accessioned2014-05-20T15:20:02Z
dc.date.available2014-05-20T15:20:02Z
dc.date.issued2004-06-15
dc.description.abstractInvestigations of photo-induced structural transformations (PST) and related changes of optical parameters in amorphous chalcogenide layers were further developed towards the establishment of their dependence on the compositional modulation of the material at nanoscale-dimensions (similar to3-10 nm) and possible improvement of optical recording parameters as well. Besides the known amorphous-amorphous PST, photo-stimulated interdiffusion and crystallization in multilayer structures were found as a useful method for amplitude-phase optical relief formation. The last two types of PST were influenced by size restrictions and efficiently operated by the composition and by the modulation period of the layered nanocomposite. Experimental evidences were obtained in Se-, AsSe-, Se0.4Te0.6-containing layered or quasi zero-dimensional structures based on As2S3 or SiOx and MgF2 matrix. Comparison was made with As2S3- and GeS2-based multicomponent layers, containing Se, Te and Ga. (C) 2004 Elsevier B.V. All rights reserved.en
dc.description.affiliationDebrecen Univ Med, H-4010 Debrecen, Hungary
dc.description.affiliationUzhgorod Natl Univ, UA-88000 Uzhgorod, Ukraine
dc.description.affiliationUNESP, Inst Quim, BR-14801970 Araraquara, SP, Brazil
dc.description.affiliationUnespUNESP, Inst Quim, BR-14801970 Araraquara, SP, Brazil
dc.format.extent561-564
dc.identifierhttp://dx.doi.org/10.1016/j.jnoncrysol.2004.03.042
dc.identifier.citationJournal of Non-crystalline Solids. Amsterdam: Elsevier B.V., v. 338, p. 561-564, 2004.
dc.identifier.doi10.1016/j.jnoncrysol.2004.03.042
dc.identifier.issn0022-3093
dc.identifier.lattes2998503841917815
dc.identifier.urihttp://hdl.handle.net/11449/31391
dc.identifier.wosWOS:000222219000125
dc.language.isoeng
dc.publisherElsevier B.V.
dc.relation.ispartofJournal of Non-Crystalline Solids
dc.relation.ispartofjcr2.488
dc.relation.ispartofsjr0,722
dc.rights.accessRightsAcesso restritopt
dc.sourceWeb of Science
dc.titlePhoto-induced transformations in chalcogenide nanocomposite layersen
dc.typeArtigopt
dcterms.licensehttp://www.elsevier.com/about/open-access/open-access-policies/article-posting-policy
dcterms.rightsHolderElsevier B.V.
dspace.entity.typePublication
relation.isOrgUnitOfPublicationbc74a1ce-4c4c-4dad-8378-83962d76c4fd
relation.isOrgUnitOfPublication.latestForDiscoverybc74a1ce-4c4c-4dad-8378-83962d76c4fd
unesp.author.lattes2998503841917815
unesp.campusUniversidade Estadual Paulista (UNESP), Instituto de Química, Araraquarapt
unesp.departmentQuímica Inorgânica - IQARpt

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