The Structures, Morphologies, and Photophysical Properties of Multiluminescent Layered Lanthanide-Phosphono-Carboxylate Nanoparticles (Articolo in rivista)

Type
Label
  • The Structures, Morphologies, and Photophysical Properties of Multiluminescent Layered Lanthanide-Phosphono-Carboxylate Nanoparticles (Articolo in rivista) (literal)
Anno
  • 2012-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1002/chem.201102708 (literal)
Alternative label
  • Gentili, Pier Luigi; Presciutti, Federica; Evangelisti, Fabio; Costantino, Ferdinando (2012)
    The Structures, Morphologies, and Photophysical Properties of Multiluminescent Layered Lanthanide-Phosphono-Carboxylate Nanoparticles
    in Chemistry (Weinh., Print)
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Gentili, Pier Luigi; Presciutti, Federica; Evangelisti, Fabio; Costantino, Ferdinando (literal)
Pagina inizio
  • 4296 (literal)
Pagina fine
  • 4307 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 18 (literal)
Rivista
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#pagineTotali
  • 12 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroFascicolo
  • 14 (literal)
Note
  • ISI Web of Science (WOS) (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • University of Perugia; Consiglio Nazionale delle Ricerche (CNR) (literal)
Titolo
  • The Structures, Morphologies, and Photophysical Properties of Multiluminescent Layered Lanthanide-Phosphono-Carboxylate Nanoparticles (literal)
Abstract
  • A new family of layered metal(III)phosphonocarboxylate nanostructures (M=Y, Eu, Tb, Er, and Yb) was hydrothermally synthesized and their structures and morphologies were characterized by X-ray powder diffraction and TEM. 4-[Bis(phosphonomethyl)amino]caproic acid and 4- [bis(phosphonomethyl)amino]undecan- oic acid, with general formula (H2O3PCH2)2NR (R=C5H10COOH (P2CAPR) and C10H22COOH (P2UND), respectively) were used as building blocks for the preparation of novel layered hybrid materials in which the inorganic layers were composed of MO7 or MO8 polyhedra and PO3C tetrahedra. The interlayer region was occupied by carboxyalkyl chains. These layered compounds were easily dispersed as stable solutions in alkylamine/water upon ultrasonication. These dispersions were constituted of rectangular elongated nanoparticles (NPs), which showed a distribution of sizes ranging from 20500 nm. These new materials had interesting photophysical properties because they were multiluminescent compounds. These properties gave rise to several emission bands, which were spread over the broad spectroscopic region, from the near-UV up to the near-IR regions. Each emission band had a specific lifetime, which ranged from the sub-ps to the ms scale. (literal)
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