Infrared-to-visible CW frequency upconversion in erbium activated silica-hafnia waveguides prepared by sol-gel route

dc.contributor.authorGoncalves, R. R.
dc.contributor.authorCarturan, G.
dc.contributor.authorZampedri, L.
dc.contributor.authorFerrari, M.
dc.contributor.authorChiasera, A.
dc.contributor.authorMontagna, M.
dc.contributor.authorRighini, G. C.
dc.contributor.authorPelli, S.
dc.contributor.authorRibeiro, SJL
dc.contributor.authorMessaddeq, Younes [UNESP]
dc.contributor.institutionUniv Trent
dc.contributor.institutionCNR
dc.contributor.institutionUniversidade Estadual Paulista (Unesp)
dc.date.accessioned2014-05-20T15:27:04Z
dc.date.available2014-05-20T15:27:04Z
dc.date.issued2003-07-15
dc.description.abstract70SiO(2)-30HfO(2) mol% planar waveguides, doped with Er3+ with concentrations ranging from 0.3 to 2 mol% were prepared by sol-gel route, using dip-coating deposition on vitreous-SiO2 substrates. Infrared-to-visible upconversion emission, upon excitation at 980 nm, has been observed for all the samples. The upconversion results in green, red and blue emissions. The investigation of the upconversion dynamic as a function of the Er3+ concentration and excitation power, show that processes such as excited state absorption and energy transfer upconversion are effective. (C) 2003 Elsevier B.V. All rights reserved.en
dc.description.affiliationUniv Trent, Dipartimento Ingn Mat, INFM, I-38050 Povo, Trent, Italy
dc.description.affiliationUniv Trent, Dipartimento Fis, I-38050 Povo, Trent, Italy
dc.description.affiliationUniv Trent, Dipartimento Ingn Mat, I-38050 Trent, Italy
dc.description.affiliationCNR, IFN, CSMFO Grp, I-38050 Povo, Trento, Italy
dc.description.affiliationCNR, IFAC, Ist Fis Applicata Nello Carrara, I-50127 Florence, Italy
dc.description.affiliationUNESP, Inst Chem, BR-14801970 Araraquara, SP, Brazil
dc.description.affiliationUnespUNESP, Inst Chem, BR-14801970 Araraquara, SP, Brazil
dc.format.extent306-310
dc.identifierhttp://dx.doi.org/10.1016/S0022-3093(03)00220-5
dc.identifier.citationJournal of Non-crystalline Solids. Amsterdam: Elsevier B.V., v. 322, n. 1-3, p. 306-310, 2003.
dc.identifier.doi10.1016/S0022-3093(03)00220-5
dc.identifier.issn0022-3093
dc.identifier.lattes6446047463034654
dc.identifier.lattes2998503841917815
dc.identifier.urihttp://hdl.handle.net/11449/37123
dc.identifier.wosWOS:000184235200053
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 restrito
dc.sourceWeb of Science
dc.titleInfrared-to-visible CW frequency upconversion in erbium activated silica-hafnia waveguides prepared by sol-gel routeen
dc.typeArtigo
dcterms.licensehttp://www.elsevier.com/about/open-access/open-access-policies/article-posting-policy
dcterms.rightsHolderElsevier B.V.
unesp.author.lattes6446047463034654
unesp.author.lattes2998503841917815
unesp.campusUniversidade Estadual Paulista (Unesp), Instituto de Química, Araraquarapt

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