WALTER DOS REIS PEDREIRA FILHO
17 resultados
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Resumo IPEN-doc 09964 Trace amounts of rare elements in high pure gadolinium oxide by sector field inductively coupled plasma mass spectrometry (SF ICP-MS)2003 - PEDREIRA, W.R.; QUEIROZ, C.A.S.; ABRAO, A.; PIMENTEL, M.M.Resumo IPEN-doc 06706 Determinacao de impurezas de terras raras em oxido de neodimio de alta pureza (Ndsub(2)Osub(3)) pela espectrometria de massa com fonte de plasma induzido por argonio (HR-ICPMS) com separacao de matriz pelo cromatografo de liquido de alta eficiencia (HPLC)1999 - PEDREIRA FILHO, W.R.; SARKIS, J.E.S.; BONA, I.A.T.; QUEIROZ, C.A.S.; ABRAO, A.; RODRIGUES, C.Artigo IPEN-doc 08843 Producao de lantanio de alta pureza para aplicacao em P&D2002 - VASCONCELLOS, M.E.; QUEIROZ, C.A.S.; ROCHA, S.M.R.; SENEDA, J.A.; PEDREIRA FILHO, W.R.; SARKIS, J.E.S.; FORBICINI, C.A.L.G.O.; ABRAO, A.Artigo IPEN-doc 09520 Determination of trace amounts of rare-earth elements in highly pure neodymium oxide by sector field inductively coupled plasma mass spectrometry (ICP-SFMS) and high-performance liquid chromatography (HPLC) techniques2002 - PEDREIRA FILHO, W.R.; SARKIS, J.E.S.; QUEIROZ, C.A.S.; RODRIGUES, C.; TOMIYOSHI, I.A.; ABRAO, A.Artigo IPEN-doc 08603 Determination of trace amounts of rare earth elements in high pure lanthanum oxide by sector field inductively coupled plasma mass spectrometry (HR ICP-MS) and high-performance liquid chromatography (HPLC) techniques2001 - PEDREIRA FILHO, W.R.; SARKIS, J.E.S.; RODRIGUES, C.; TOMIYOSHI, I.A.; QUEIROZ, C.A.S.; ABRAO, A.Artigo IPEN-doc 10270 Synthesis and thermoanalytical characterization of samarium peroxocarbonate2003 - QUEIROZ, C.A.S.; VASCONCELLOS, M.E.; ROCHA, S.M.R.; SENEDA, J.A.; PEDREIRA, W.R.; MATOS, J.R.; ABRAO, A.Artigo IPEN-doc 08295 Determination of trace amounts of rare earth elements in highly pure praseodymium oxide by double focusing inductively coupled plasma mass spectrometry and high-performance liquid chromatography2000 - PEDREIRA FILHO, W.R.; SARKIS, J.E.S.; RODRIGUES, C.; TOMIYOSHI, I.A.; QUEIROZ, C.A.S.; ABRAO, A.Artigo IPEN-doc 15187 Radiogenic lead-208 abundance 88.34 'percent'2009 - SENEDA, JOSE A.; ABRAO, ALCIDIO; DIAS, MAURO S.; SATO, KEY; KAKAZU, MAURICIO H.; SALVADOR, VERA L.R.; QUEIROZ, CARLOS A.S.; ROCHA, SORAYA M.R. da; PEDREIRA, WALTER R.Artigo IPEN-doc 14211 Quantification of trace amounts of rare earth elements in high purity gadolinium oxide by sector field inductively coupled plasma mass spectrometry (ICP-MS)2004 - PEDREIRA, W.R.; QUEIROZ, C.A. da S.; ABRAO, A.; PIMENTEL, M.M.Artigo IPEN-doc 11702 Trace amounts of rare earth elements in high purity samarium oxide by sector field inductively coupled plasma mass spectrometry after separation by HPLC2006 - PEDREIRA, W.R.; QUEIROZ, C.A.; ABRAO, ALCIDIO; ROCHA, SORAYA M.; VASCONCELLOS, MARI E. de; BOAVENTURA, G.R.; PIMENTEL, M.M.