A. Abrão

Solubility behavior of rare earths with ammonium carbonate and ammonium carbonate plus ammonium hydroxide: Precipitation of their peroxicarbonates

Mari E. de Vasconcellos, Soraya M.R. da Rocha, Carlos A. da S. Queiroz et al. · Journal of Alloys and Compounds · 2007 · 41 citations

Natural Sciences, Chemistry, Earth Sciences +11

Sequential separation of the yttrium—heavy rare earths by fractional hydroxide precipitation

Mari E. de Vasconcellos, Carlos A. da S. Queiroz, A. Abrão · Journal of Alloys and Compounds · 2004 · 32 citations

Natural Sciences, Chemistry, Earth Sciences +10

Quantification of trace amounts of rare earth elements in high purity gadolinium oxide by sector field inductively coupled plasma mass spectrometry (ICP-MS)

Carlos A. da S. Queiroz, A. Abrão, Márcio Martins Pimentel · Journal of Alloys and Compounds · 2004 · 29 citations · Full text

Natural Sciences, Chemistry, Analytical Chemistry +12

Enrichment of yttrium from rare earth concentrate by ammonium carbonate leaching and peroxide precipitation

Mari E. de Vasconcellos, Soraya M.R. da Rocha, Carlos A. da S. Queiroz et al. · Journal of Alloys and Compounds · 2006 · 29 citations

Natural Sciences, Chemistry, Earth Sciences +13

Determination of lanthanides (La, Ce, Nd, Sm) and other elements in metallic gallium by instrumental neutron activation analysis

Ana Maria Graciano Figueiredo, W Avristcher, E.A Masini et al. · Journal of Alloys and Compounds · 2002 · 28 citations · Full text

Pharmacy, Chemistry, Analytical Chemistry +13