Investigation on the status of rare earth elements contained in the powder of spent fluorescent lamps (Articolo in rivista)

Type
Label
  • Investigation on the status of rare earth elements contained in the powder of spent fluorescent lamps (Articolo in rivista) (literal)
Anno
  • 2014-01-01T00:00:00+01:00 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#doi
  • 10.1016/j.tca.2014.07.015 (literal)
Alternative label
  • Belardi G.; Ippolito N.; Piga L.; Serracino M. (2014)
    Investigation on the status of rare earth elements contained in the powder of spent fluorescent lamps
    in Thermochimica Acta
    (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#autori
  • Belardi G.; Ippolito N.; Piga L.; Serracino M. (literal)
Pagina inizio
  • 22 (literal)
Pagina fine
  • 30 (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#url
  • http://www.scopus.com/inward/record.url?eid=2-s2.0-84905027615&partnerID=q2rCbXpz (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#numeroVolume
  • 591 (literal)
Rivista
Note
  • Scopu (literal)
Http://www.cnr.it/ontology/cnr/pubblicazioni.owl#affiliazioni
  • Institute of Environmental Geology and Geoengineering (CNR), Area della Ricerca CNR, via Salaria km 29300, Monterotondo, Rome 00016, Italy; Department of Chemical Engineering, Materials and Environment, Sapienza University of Rome, via Eudossiana 84, Rome 00184, Italy (literal)
Titolo
  • Investigation on the status of rare earth elements contained in the powder of spent fluorescent lamps (literal)
Abstract
  • The aim of this study is to examine the status of rare earth elements (REE) contained in the chemical compounds that make up the powder of spent fluorescent lamps, with a view of their recovery. The status of REE in the as-received powder, as well as in a few size-class fractions of it, has been established. This way, only those size-class fractions containing high REE concentrations can be considered in a recovery process. The investigation has been carried out using particle-size, chemical, TGA/DTA, XRPD, SEM-EDS and EMPA analyses. The last technique enabled to establish the status of REE within the lattice of the chemical compounds present in the powder. The fineness of the as-received powder and the higher REE concentration in the finest size-classes suggest that physical methods of separation should not be used to separate the REE-containing chemical compounds from each other. Leaching methods seem more suitable with a material of such size. © 2014 Elsevier B.V. All rights reserved. (literal)
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