EVERTON BONTURIM
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Resumo IPEN-doc 14821 Influencia da concentracao de cobalto na sintese de particulados constituidos de Lasub(1-x)Srsub(x)Cosub(1-y)Fesub(y)Osub(3-'gamma') influence of cobalt concentration for synthesis of Lasub(1-x)Srsub(x)Cosub(1-y)Fesub(y)Osub(3-'gamma') powders2009 - VARGAS, REINALDO A.; CHIBA, RUBENS; BONTURIM, EVERTON; ANDREOLI, MARCO; SEO, EMILIA S.M.Artigo IPEN-doc 15671 Influencia da concentracao de nitrato de cobalto na temperatura e tempo de calcinacao para a sintese do Lasub(0,60)Srsub(0,40)Cosub(0,20)Fesub(0,80)Osub(3)2010 - VARGAS, R.A.; BONTURIM, E.; ANDREOLI, M.; CHIBA, R.; SEO, E.S.M.Artigo IPEN-doc 18376 Caracterização física e microestrutural de cerâmicas como cátodo, cátodo compósito e eletrôlito para ITSOFT2012 - VARGAS, R.A.; BONTURIM, E.; ANDREOLI, M.; CHIBA, R.; SEO, E.S.M.Artigo IPEN-doc 14244 Preparacao e caracterizaco de particulados de Lasub(0.60)Srsub(0.40)Cosub(0.20)Fesub(0.80)Osub(3-gama) para catodos de IT-SOFC2009 - VARGAS, R.A.; CHIBA, R.; BONTURIM, E.; ANDREOLI, M.; SEO, E.S.M.Artigo IPEN-doc 17355 Effect pH variation of powder materials of the composite oxide Ba(x)Sr(1-x)Co(y)Fe(1-y)O3-d obtained by Citrate-EDTA Method2011 - BONTURIM, EVERTON; VARGAS, REINALDO A.; ANDREOLI, MARCO; CHIBA, RUBENS; SEO, EMILIA S.M.Artigo IPEN-doc 17356 Characterization of LSCF-based composite and LSCF as cathodes for intermediate temperature SOFCs2011 - VARGAS, REINALDO A.; BONTURIM, EVERTON; ANDREOLI, MARCO; CHIBA, RUBENS; SEO, EMILIA S.M.Artigo IPEN-doc 17291 Preparação e caracterização de particulados de (Lasub(0.60)Srsub(0.40))(Cosub(0.20)Fesub(0.80))Osub(3-gama) como cátodo e cátodo compósito de ITSOFC2011 - VARGAS, R.A.; BONTURIM, E.; ANDREOLI, M.; CHIBA, R.; SEO, E.S.M.Artigo IPEN-doc 18122 Caracterização física e microestrutural de cerâmicas constituídas de Lasub(0,60)Srsub(0,40)Cosub(0,20)Fesub(0,80)Osub(3-'gama') e Basub(0,50)Srsub(0,50)Cosub(0,80)Fesub(0,20)Osub(3-'gama')2012 - BONTURIM, E.; VARGAS, R.A.; ANDREOLI, M.; CHIBA, R.; SEO, E.S.M.Artigo IPEN-doc 20130 Physical and microstructural characterization of cathode composite cathode and electrolyte ceramics to ITSOFC2014 - VARGAS, REINALDO A.; BONTURIM, EVERTON; ANDREOLI, MARCO; CHIBA, RUBENS; SEO, EMILIA S.M.The (La0.60Sr0.40)(Co0.20Fe0.80)O3-δ - LSCF, (Ce0.90Gd0.10)O1.95 - CGO composites and LSCF were deposited by wet powder spraying deposition method for the purpose of investigating their potential use in Intermediate Temperature Solid Oxide Fuel Cells. The interlayers are necessary between CGO electrolytes and LSCF cathodes in order to improve the performance of these materials. LSCF powders synthesized by citrate technique were calcined at 900 °C for 4 h and, their LSCFCGO composites and LSCF suspensions deposited on CGO substrate and, sintered in 1100 °C for 1 h, were formed pseudo-perovskite. The ceramics materials were analyzed by X-ray diffraction (XRD) and chemical composition of different half-cells layers by scanning electron microscope with energy dispersive (SEM-EDS). The results are in agreement with the literature and indicate that route studied is adequate for crystal structures formation compatible with films the 35 µm thick total for study of conductivity between the cathode and the electrolyte.Artigo IPEN-doc 18219 Effect pH variation of powder materials of the composite oxide Ba(x)Sr(1-x)Co(y)Fe(1-y)O3-d obtained by Citrate-EDTA Method2012 - BONTURIM, EVERTON; VARGAS, REINALDO A.; ANDREOLI, MARCO; CHIBA, RUBENS; SEO, EMILIA S.M.