CAMILA NEVES LANGE

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Agora exibindo 1 - 5 de 5
  • Artigo IPEN-doc 25259
    Top down arsenic uncertainty measurement in water and sediments from Guarapiranga dam (Brazil)
    2018 - FAUSTINO, M.G.; LANGE, C.N.; MONTEIRO, L.R.; FURUSAWA, H.A.; MARQUES, J.R.; STELLATO, T.B.; SOARES, S.M.V.; SILVA, T.B.S.C. da; SILVA, D.B. da; COTRIM, M.E.B.; PIRES, M.A.F.
    Total arsenic measurements assessment regarding legal threshold demands more than average and standard deviation approach. In this way, analytical measurement uncertainty evaluation was conducted in order to comply with legal requirements and to allow the balance of arsenic in both water and sediment compartments. A top-down approach for measurement uncertainties was applied to evaluate arsenic concentrations in water and sediments from Guarapiranga dam (São Paulo, Brazil). Laboratory quality control and arsenic interlaboratory tests data were used in this approach to estimate the uncertainties associated with the methodology.
  • Artigo IPEN-doc 24747
    Potentially toxic elements downward mobility in an impounded vehicle scrapyard
    2018 - LANGE, CAMILA N.; FIGUEIREDO, ANA M.G.; ENZWEILER, JACINTA; MONTEIRO, LUCILENA R.
    In Brazil impounded vehicle scrapyards (IVS) are often overcrowded and may pose a source of potentially toxic elements (PTEs). In this study, PTEs content in soil cores and groundwater of an IVS located at a municipality of the So Paulo metropolitan region was assessed. INAA, XRF and ICP-MS were the analytical techniques employed. PTEs results and statistical approaches indicated that As, Pb, Ni, Cu and Nb are mostly anthropic. Pb, Cu, Ni and Nb mass fraction increased with depth indicating some downward mobility. Arsenic may represent a moderate to very high potential ecological risk. PTEs groundwater levels were bellow drinking water recommendation limits.
  • Resumo IPEN-doc 24460
    Top down Arsenic uncertainty measurement in water and sediments from Guarapiranga Dam (Brazil)
    2017 - FAUSTINO, MAINARA G.; LANGE, CAMILA N.; MONTEIRO, LUCILENA R.; FURUSAWA, HELIO A.; MARQUES, JOYCE R.; STELLATO, THAMIRIS B.; SOARES, SABRINA M.V.; SILVA, TATIANE B. de S.C. da; SILVA, DOUGLAS B. da; COTRIM, MARYCEL E.B.; PIRES, MARIA A.F.
  • Artigo IPEN-doc 19918
    Retenção de elementos tóxicos em solo argiloso contaminado com cinza de carvão
    2011 - SILVA, JULIANA C.; LANGE, CAMILA N.; BOCCI, CIBELE S.; CAMARGO, IARA M.C. de
  • Artigo IPEN-doc 19908