Search Results - "Rocha, K.O."

Structural and properties of nanocrystalline WO₃/TiO₂-based humidity sensors elements prepared by high energy activation by Rocha, K.O, Zanetti, S.M

“…Nanocrystalline WO₃/TiO₂-based powders have been prepared by the high energy activation method with WO₃ concentration ranging from 1 to 10mol%. The samples…”
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Soft-chemical synthesis, characterization and humidity sensing behavior of WO3/TiO2 nanopowders by Zanetti, S.M., Rocha, K.O., Rodrigues, J.A.J., Longo, E.

“…Tungsten oxide/titania (WO3/TiO2) nanopowders were synthesized by the polymeric precursor method which varied the WO3 content between 0 and 10mol%. The powders…”
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Catalytic partial oxidation and steam reforming of methane on La2O3–Al2O3 supported Pt catalysts as observed by X-ray absorption spectroscopy by Rocha, K.O., Santos, J.B.O., Meira, D., Pizani, P.S., Marques, C.M.P., Zanchet, D., Bueno, J.M.C.

“…[Display omitted] ► Pt/La2O3–Al2O3 catalysts were studied by XANES under partial oxidation of methane (POM). ► Pt/La2O3–Al2O3 catalysts were studied by EXAFS…”
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The effects of Pt promotion on the oxi-reduction properties of alumina supported nickel catalysts for oxidative steam-reforming of methane: Temperature-resolved XAFS analysis by Parizotto, N.V., Zanchet, D., Rocha, K.O., Marques, C.M.P., Bueno, J.M.C.

“…The effects of Pt promotion on the oxi-reduction properties of Ni/Al 2O 3 catalysts used in methane reforming were investigated. The presence of Pt plays an…”
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Structural and properties of nanocrystalline WO 3/TiO 2-based humidity sensors elements prepared by high energy activation by Rocha, K.O., Zanetti, S.M.

“…Nanocrystalline WO 3/TiO 2-based powders have been prepared by the high energy activation method with WO 3 concentration ranging from 1 to 10 mol%. The samples…”
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Alumina-supported Ni catalysts modified with silver for the steam reforming of methane: Effect of Ag on the control of coke formation by Parizotto, N.V., Rocha, K.O., Damyanova, S., Passos, F.B., Zanchet, D., Marques, C.M.P., Bueno, J.M.C.

“…A series of xAg-15%Ni/Al 2O 3 catalysts with Ag loading x between 0 and 0.6 wt.% was studied in the steam reforming of methane. The Ni catalysts promoted with…”
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