Search Results - "Serra, O.A"

Control of diesel particulate emission based on Ag/CeOx/FeOy catalysts supported on cordierite by Nascimento, L.F., Lima, J.F., de Sousa Filho, P.C., Serra, O.A.

“…[Display omitted] •Ceria-based nanomaterials for soot combustion.•Ce4+/Ce3+ redox couple formed facilitates oxygen transport.•CeOx/FeOy mixed oxides-supported…”
Get full text

New luminescent lanthanide-based coordination compounds: Synthesis, studies of optical properties and application as marker for gunshot residues by Filho, E. Venturini, de Sousa Filho, P.C., Serra, O.A., Weber, I.T., Lucena, M.A.M., Luz, P.P.

“…New lanthanide-based luminescent coordination compounds containing thiabendazole (TBZ) as ligand were synthesized. Elemental analysis, mass spectrometry,…”
Get full text

Luminescence and energy transfer of the europium (III) tungstate obtained via the Pechini method by Kodaira, C.A, Brito, H.F, Malta, O.L, Serra, O.A

“…This work presents the preparation of the europium tungstate compound, Eu 2(WO 4) 3, through the use of a polymeric precursor according to the Pechini method…”
Get full text

Catalytic combustion of soot over Ru-doped mixed oxides catalysts by Nascimento, L.F., Martins, R.F., Serra, O.A.

“…We employed modified substrates as outer heterogeneous catalysts to reduce the soot originating from the incomplete diesel combustion. Here, we proposed that…”
Get full text

Biomimetical catalytic activity of iron(III) porphyrins encapsulated in the zeolite X by Rosa, I.L.Viana, Manso, C.M.C.P, Serra, O.A, Iamamoto, Y

“…The approach adopted for the obtention of zeolite-encapsulated FeP led to clean syntheses of biomimetical catalyst. The catalysts were obtained through the…”
Get full text

Control of diesel particulate emission based on Ag/CeO x /FeO y catalysts supported on cordierite by Nascimento, L.F., Lima, J.F., de Sousa Filho, P.C., Serra, O.A.

Get full text

Study of the annealing temperature effect on the structural and luminescent properties of SrWO4:Eu phosphors prepared by a non-hydrolytic sol–gel process by Pereira, P.F.S., de Moura, A.P., Nogueira, I.C., Lima, M.V.S., Longo, E., de Sousa Filho, P.C., Serra, O.A., Nassar, E.J., Rosa, I.L.V.

“…► Non-hydrolytic sol–gel route showed efficient in the preparation of SrWO4:Eu phosphors. ► Raman spectra indicated only one kind of [WO4] tetrahedron. ► The…”
Get full text

The blue phosphor Sr2CeO4 synthesized by Pechini’s method by Serra, O.A, Severino, V.P, Calefi, P.S, Cicillini, S.A

Get full text

The blue phosphor Sr 2CeO 4 synthesized by Pechini’s method by Serra, O.A, Severino, V.P, Calefi, P.S, Cicillini, S.A

“…Blue emitters are very attractive research subjects because of their possible industrial applications as phosphors for field emission displays. Recently, a…”
Get full text

Characterization of iron(III)porphyrin-hydroxo complexes in organic media through UV-Vis and EPR spectroscopies by Manso, C.M.C.P., Neri, C.R., Vidoto, E.A., Sacco, H.C., Ciuffi, K.J., Iwamoto, L.S., Iamamoto, Y., Nascimento, O.R., Serra, O.A.

“…The interaction of OH − with Fe(TPP) +, Fe(TDCPP) +, Fe(TMP) + and Fe(TFPP) + in 1,2-dichloroethane was studied by titrating FeP solutions with aliquots of a…”
Get full text