Search Results - "Paganin, A."

Particle size effect for ethanol electro-oxidation on Pt/C catalysts in half-cell and in a single direct ethanol fuel cell by Perez, Joelma, Paganin, Valdecir A., Antolini, Ermete

“…► A particle size effect for ethanol oxidation reaction (EOR) on Pt/C was observed. ► A maximum for both the EOR mass activity and specificy activity was found…”
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16S metabarcoding analysis reveals the influence of organic and conventional farming practices on bacterial communities from the rhizospheric of Coffea arabica L by Andrade, P. H. M., Machado, P. C., Paula, A. F., Paganin, A. C. L., Rezende, G. S., Matheucci Jr, E., Carvalho, L. M., Freire, C. C. M., Cunha, A. F., Lacava, P. T.

“…Abstract Coffea sp. is cultivated in many tropical countries. Brazil has always adopted intensive agricultural practices, but organic coffee farming is an…”
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CO tolerance of PdPt/C and PdPtRu/C anodes for PEMFC by Garcia, Amanda C., Paganin, Valdecir A., Ticianelli, Edson A.

“…The performance of H 2/O 2 proton exchange membrane fuel cells (PEMFCs) fed with CO-contaminated hydrogen was investigated for anodes with PdPt/C and PdPtRu/C…”
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Direct visualization at the single-cell level of siRNA electrotransfer into cancer cells by Paganin-Gioanni, A, Bellard, E, Escoffre, J.M, Rols, M.P, Teissié, J, Golzio, M

“…The RNA interference-mediated gene silencing approach is promising for therapies based on the targeted inhibition of disease-relevant genes…”
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The effects of hydrogen sulfide on the polymer electrolyte membrane fuel cell anode catalyst: H2S–Pt/C interaction products by Lopes, Thiago, Paganin, Valdecir A., Gonzalez, Ernesto R.

“…(a) HS stripping voltammetry: H2S adsorbed at 600mV vs ERH (1200s) for further potential scan from 600mV to 0mV vs RHE at 1mVs−1 in pure N2 atmosphere. (b)…”
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Alternative supports for the preparation of catalysts for low-temperature fuel cells: the use of carbon nanotubes by Carmo, M., Paganin, V.A., Rosolen, J.M., Gonzalez, E.R.

“…Noble metal catalysts in the form of nanoparticles supported on high surface area carbon exhibit characteristics which depend strongly on the nature of the…”
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Development of PtGe and PtIn anodic catalysts supported on carbonaceous materials for DMFC by Veizaga, Natalia S., Paganin, Valdecir A., Rocha, Thairo A., Scelza, Osvaldo A., de Miguel, Sergio R., Gonzalez, Ernesto R.

“…Bimetallic PtGe and PtIn catalysts (Ge/Pt and In/Pt molar ratios = 0.33, 17 wt.% Pt loading) were prepared over carbonaceous supports (carbon Vulcan, carbon…”
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Different anode catalyst for high temperature polybenzimidazole-based direct ethanol fuel cells by LINARES, Jose J, ROCHA, Thairo A, ZIGNANI, Sabrina, PAGANIN, Valdecir A, GONZALEZ, Ernesto R

“…Five different bimetallic catalyst formulations (PtRu/C, PtSn/C, PtW/C, PtRh/C and PtOs/C) were prepared by reduction with sodium borohydride, and…”
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Degradation study of Pt-based alloy catalysts for the oxygen reduction reaction in proton exchange membrane fuel cells by Fernandes, Adriano C., Paganin, Valdecir A., Ticianelli, Edson A.

“…Investigations of the durability of Pt/C, PtCo/C and PtFe/C catalysts for applications on the cathode of proton exchange membrane fuel cells (PEMFC) are…”
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A Vascular Complications Risk (VASCOR) score for patients undergoing invasive cardiac procedures in the catheterization laboratory setting: A prospective cohort study by Paganin, AC, Beghetto, MG, Hirakata, VN, Hilário, TS, Matte, R, Sauer, JM, Rabelo-Silva, ER

“…Background: Vascular complications are still common in the catheterization laboratory setting. However, no risk scores for their prediction have been…”
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Drug delivery by electropulsation: Recent developments in oncology by Teissié, J., Escoffre, J.M., Paganin, A., Chabot, S., Bellard, E., Wasungu, L., Rols, M.P., Golzio, M.

“…Electro-permeabilisation allows the free access of polar compounds to the cytoplasm by a reversible alteration of the cell membrane. It is now used in clinics…”
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Methanol crossover effect on the cathode potential of a direct PEM fuel cell by PAGANIN, V. A, SITTA, E, IWASITA, T, VIELSTICH, W

“…The potential of the oxygen cathode in a direct methanol fuel cell is strongly influenced by the crossover of methanol through the poly-electrolyte membrane…”
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Catalysts for DMFC: relation between morphology and electrochemical performance by Lizcano-Valbuena, William H, Paganin, Valdecir A, Leite, Carlos A.P, Galembeck, Fernando, Gonzalez, Ernesto R

“…In this work Pt–Ru/C alloys were prepared by chemical reduction using various modifications of the formic acid method with the objective of improving the…”
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Modelistic interpretation of the impedance response of a polymer electrolyte fuel cell by PAGANIN, V. A, OLIVEIRA, C. L. F, TICIANELLI, E. A, SPRINGER, T. E, GONZALEZ, E. R

“…In this work, several aspects related to the limiting polarization behavior of polymer electrolyte fuel cells were studied using ac impedance spectroscopy. The…”
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Methanol electro-oxidation on gas diffusion electrodes prepared with PtRu/C catalysts by Lizcano-Valbuena, William H, Paganin, Valdecir A, Gonzalez, Ernesto R

“…This work presents results of the study of methanol electro-oxidation on gas diffusion electrodes with PtRu catalysts supported on carbon. The catalysts were…”
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Studies of CO tolerance on modified gas diffusion electrodes containing ruthenium dispersed on carbon by Santiago, Elisabete I., Paganin, Valdecir A., do Carmo, Marcelo, Gonzalez, Ernesto R., Ticianelli, Edson A.

“…Studies of the CO tolerance for the hydrogen oxidation reaction (hor) on a polymer electrolyte fuel cell were conducted on modified gas diffusion electrodes…”
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Investigation of carbon supported PtW catalysts as CO tolerant anodes at high temperature in proton exchange membrane fuel cell by Hassan, Ayaz, Paganin, Valdecir A., Ticianelli, Edson A.

“…The CO tolerance mechanism and the stability of carbon supported PtW electrocatalysts are evaluated in the anode of a proton exchange membrane fuel cell…”
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PEM fuel cells fed by hydrogen from ethanol dehydrogenation reaction: Unveiling the poisoning mechanisms of the by-products by Biancolli, Ana Laura G., Lopes, Thiago, Paganin, Valdecir A., Ticianelli, Edson A.

“…•By-products from ethanol dehydrogenation contaminate the H2 that feeds the fuel cell.•By-products crossover have major impact on PEMFC performance.•Unreacted…”
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In vivo gene silencing in solid tumors by targeted electrically mediated siRNA delivery by GOLZIO, M, MAZZOLINI, L, COUDERC, B, TEISSIE, J, LEDOUX, A, PAGANIN, A, IZARD, M, HELLAUDAIS, L, BIETH, A, PILLAIRE, M. J, CAZAUX, C, HOFFMANN, J. S

“…RNA interference (RNAi)-mediated gene silencing approaches appear very promising for therapies based on the targeted inhibition of disease-relevant genes. The…”
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Effect of thermal treatment on the performance of CO-tolerant anodes for polymer electrolyte fuel cells by Castro Luna, Ana M, Camara, Giuseppe A, Paganin, Valdecir A, Ticianelli, Edson A, Gonzalez, Ernesto R

“…In this work, carbon-supported Pt:Ru electrocatalysts, mainly for application in polymer electrolyte fuel cells, have been prepared by different methods. The…”
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