Search Results - "Weng, L.T."

Catalytic activity and stability of heat-treated iron phthalocyanines for the electroreduction of oxygen in polymer electrolyte fuel cells by Lalande, G., Faubert, G., Côté, R., Guay, D., Dodelet, J.P., Weng, L.T., Bertrand, P.

“…Iron phthalocyanine (FePc) and tetracarboxylic iron phthalocyanine (FePcTc) have been adsorbed on carbon black (C). The resulting FePc/C and FePcTc/C have been…”
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Physical, chemical and electrochemical characterization of heat-treated tetracarboxylic cobalt phthalocyanine adsorbed on carbon black as electrocatalyst for oxygen reduction in polymer electrolyte fuel cells by Lalande, G., Côté, R., Tamizhmani, G., Guay, D., Dodelet, J.P., Dignard-Bailey, L., Weng, L.T., Bertrand, P.

“…Tetracarboxylic cobalt phthalocyanine (CoPcTc) has been adsorbed on carbon black (C). The resulting CoPcTc/C has been heat-treated in Ar at various…”
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Is nitrogen important in the formulation of Fe-based catalysts for oxygen reduction in solid polymer fuel cells? by Lalande, G., Côté, R., Guay, D., Dodelet, J.P., Weng, L.T., Bertrand, P.

“…The role of nitrogen and iron in the generation of catalysts for oxygen reduction in acidic media has been investigated by using two independent organic…”
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Oxygen reduction in acid media catalyzed by heat treated cobalt tetraazaannulene supported on an active charcoal: correlations between the performances after longevity tests and the active site configuration as seen by XPS and ToF-SIMS by Gouérec, P., Biloul, A., Contamin, O., Scarbeck, G., Savy, M., Riga, J., Weng, L.T., Bertrand, P.

“…The influence of heat treatment (HT) on CoTAA supported on SX Ultra samples before and after electrochemical tests has been investigated using the rotating…”
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Surface characterization by time-of-flight SIMS of a catalyst for oxygen electroreduction: pyrolyzed cobalt phthalocyanine-on-carbon black by Weng, L.T., Bertrand, P., Lalande, G., Guay, D., Dodelet, J.P.

“…Cobalt phthalocyanine (CoPc) loaded on carbon black (Vulcan XC-72) has been heat-treated at various temperatures ranging from 400 to 1100°C in order to obtain…”
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Heat-treated iron and cobalt tetraphenylporphyrins adsorbed on carbon black: Physical characterization and catalytic properties of these materials for the reduction of oxygen in polymer electrolyte fuel cells by Faubert, G., Lalande, G., Côté, R., Guay, D., Dodelet, J.P., Weng, L.T., Bertrand, P., Dénès, G.

“…Iron and cobalt tetraphenylporphyrins (FeTPP and CoTPP, respectively) have been adsorbed on carbon black (C). The resulting FeTPP/C and CoTPP/C were…”
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ToF-SIMS quantitative approaches in copolymers and polymer blends by Weng, L.T., Chan, C.-M.

“…ToF-SIMS quantitative analysis has been tested using copolymers with well-defined structures and polymer blends with controllable interaction. It has been…”
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Secondary molecular ion emission from aliphatic polymers bombarded with low energy ions: Effects of the molecular structure and the ion beam induced surface degradation by Delcorte, A., Weng, L.T., Bertrand, P.

“…The influence of the molecular structure on the secondary ion production is studied for three saturated aliphatic polymers (low-density polyethylene,…”
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Time-of-flight SIMS study of BiMo selective oxidation catalysts by Weng, L.T., Bertrand, P., Tirions, O., Devillers, M.

“…The potential applicability of time-of-flight secondary ion mass spectrometry (TOF SIMS) to control the various stages of preparation of silica-supported BiMo…”
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Effects of chemical composition and thermal stability of finishes on the compatibility between glass fiber and high melting temperature thermoplastics by Gao, P., Ward, Yanling, Su, K. B., Weng, L. T.

“…Experimental studies were made on the surface characteristics of glass fibers with two different finishes. The effects of the chemical composition and thermal…”
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Reactivity between carbon fibres and anhydride. A study by radiochemical titration and ToF-SIMS analysis by Carlier, V., Franquinet, P., Sclavons, M., Legras, R., Poleunis, C., Weng, L.T., Bertrand, P., Dréze, P.

“…This paper deals with the radiochemical titration of carbon fibres (ex-PAN AS4 from Hercules) with 14C labelled succinic anhydride in view of quantifying the…”
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Characterization of copper-to-silicon diffusion for the application of 3D packaging with through silicon vias by Zhang, S.X., Lee, S.W.R., Weng, L.T., So, S.

“…Through silicon vias (TSVs) are one of the major enabling technologies for three-dimensional packaging (3DP). TSVs are usually plugged with plated copper for…”
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