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Method development and optimization for the determination of selenium in bean and soil samples using hydride generation electrothermal atomic absorption spectrometry
(ELSEVIER SCIENCE BV, 2011)
The present investigation is the first part of an initiative to prepare a regional map of the natural abundance of selenium in various areas of Brazil, based on the analysis of bean and soil samples. Continuous-flow hydride ...
Method development and optimization for the determination of selenium in bean and soil samples using hydride generation electrothermal atomic absorption spectrometry
(2011)
The present investigation is the first part of an initiative to prepare a regional map of the natural abundance of selenium in various areas of Brazil, based on the analysis of bean and soil samples. Continuous-flow hydride ...
Uso de modificadores permanentes em filamento de tungstênio para aprisionamento de hidretos de arsênio, selênio, antimônio e vapor de mercúrio e determinação por espectrometria de absorção atômica.
(Universidade Federal de São CarlosBRUFSCarPrograma de Pós-Graduação em Química - PPGQ, 2005-12-08)
In this work, a systematic evaluation of permanent chemical
modifiers on tungsten coil atomizer for in situ trapping of selenium hydride (H2Se), arsine (AsH3), stibine (SbH3) and mercury vapor was done. The trapping occurred ...
Evaluation of sample treatment for the simultaneous flow injection hydride generation and determination of As, Bi, Sb and Se by GRAS
(Perkin-elmer Corp, 2004-05-01)
A new method was developed for the simultaneous determination of As, Bi, Sb, and Se by flow injection hydride generation graphite furnace atomic absorption spectrometry. An alternative two-step sample treatment procedure ...
Evaluation of sample treatment for simultaneous flow injection hydride generation and determination of As, Bi, Sb and Se by GFAAS
(2004-05-01)
A new method was developed for the simultaneous determination of As, Bi, Sb, and Se by flow injection hydride generation graphite furnace atomic absorption spectrometry. An alternative two-step sample treatment procedure ...
Evaluation of sample treatment for the simultaneous flow injection hydride generation and determination of As, Bi, Sb and Se by GRAS
(Perkin-elmer Corp, 2004-05-01)
A new method was developed for the simultaneous determination of As, Bi, Sb, and Se by flow injection hydride generation graphite furnace atomic absorption spectrometry. An alternative two-step sample treatment procedure ...
Ressonância paramagnética eletrônica (RPE) aplicada em semicondutores orgânicos
(Universidade Estadual Paulista (Unesp), 2012-03-15)
Um importante fator para a vida útil de dispositivos emissores de luz que utilizam compostos organometálicos como material emissor é a compreensão do seu mecanismo de degradação. O principal mecanismo de degradação destes ...
Ressonância paramagnética eletrônica (RPE) aplicada em semicondutores orgânicos
(Universidade Estadual Paulista (Unesp), 2012-03-15)
Um importante fator para a vida útil de dispositivos emissores de luz que utilizam compostos organometálicos como material emissor é a compreensão do seu mecanismo de degradação. O principal mecanismo de degradação destes ...