Room temperature crystallization of highly luminescent lanthanide-doped CaF2 in nanosized droplets first example of synthesis of metal halogenide in miniemulsion with effective doping and size control (Articolo in rivista)

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  • Room temperature crystallization of highly luminescent lanthanide-doped CaF2 in nanosized droplets first example of synthesis of metal halogenide in miniemulsion with effective doping and size control (Articolo in rivista) (literal)
Anno
  • 2015-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1039/C4RA12006J (literal)
Alternative label
  • Dolcet P.; Mambrini A.; Pedroni M.; Speghini A.; Gialanella S.; Casarin M.; Gross S. (2015)
    Room temperature crystallization of highly luminescent lanthanide-doped CaF2 in nanosized droplets first example of synthesis of metal halogenide in miniemulsion with effective doping and size control
    in RSC advances
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Dolcet P.; Mambrini A.; Pedroni M.; Speghini A.; Gialanella S.; Casarin M.; Gross S. (literal)
Pagina inizio
  • 16302 (literal)
Pagina fine
  • 16310 (literal)
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  • http://pubs.rsc.org/en/content/articlelanding/2015/ra/c4ra12006j#!divAbstract (literal)
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  • 2015 (literal)
Rivista
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  • 9 (literal)
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  • 5 (literal)
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  • Dipartimento di Scienze Chimiche, Universit`a degli Studi di Padova, via Marzolo, 1, Padova, 35131, Italy. E-mail: silvia.gross@unipd.it Istituto per l'Energetica e le Interfasi, IENI-CNR and INSTM, UdR, via Marzolo, 1, 35131, Padova, Italy Universit`e Paris-Sud, Le Guichet, Orsay-Ville, ou Bures-sur-Yvette, France Dipartimento di Biotecnologie, Universit`a di Verona and INSTM, UdR Verona, Strada le Grazie 15, 37134, Verona, Italy Dipartimento di Ingegneria Industriale, Universit`a degli Studi di Trento, Italy (literal)
Titolo
  • Room temperature crystallization of highly luminescent lanthanide-doped CaF2 in nanosized droplets first example of synthesis of metal halogenide in miniemulsion with effective doping and size control (literal)
Abstract
  • In this paper, we report the first successful preparation of calcium fluoride by miniemulsion. Calcium fluoride is a widely investigated material known to be an excellent host for luminescent lanthanide ions; herein we report an easy and reproducible way to achieve the controlled doping of CaF2 nanostructures (Ca : Ln = 50 : 1, with Ln = SmIII, GdIII and TbIII) at room temperature, through the miniemulsion approach. The materials are thoroughly characterized from a structural, morphological and functional point of view, by the combined use of several techniques, i.e. X-ray diffraction (XRD), X-ray Photoelectron Spectroscopy (XPS), Inductively Coupled Plasma Mass Spectrometry (ICP-MS), Scanning and Transmission Electron Microscopy (SEM and TEM respectively) and photoluminescence (PL) spectroscopy. In addition, to get further insight into the local structure around the dopants, Extended X-ray Absorption Fine Structure (EXAFS) experiments are performed. (literal)
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