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Martin Schmal

Researcher at University of São Paulo

Publications -  220
Citations -  6340

Martin Schmal is an academic researcher from University of São Paulo. The author has contributed to research in topics: Catalysis & Dehydrogenation. The author has an hindex of 42, co-authored 213 publications receiving 5771 citations. Previous affiliations of Martin Schmal include Max Planck Society & Federal University of Rio de Janeiro.

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Book ChapterDOI

High Selectivity of Diesel Fraction in Fischer-Tropsch Synthesis with Co/Nb2O5

TL;DR: The Fischer-Tropsch Synthesis (FTS) was studied on a 10%Co/Nb2O5 at 493 K and total pressures of 0.1 and 3.0 MPa as discussed by the authors.
Journal ArticleDOI

NOx reduction by ethanol on Pd/zeolites-effect of oxygen

TL;DR: In this article, the reduction of NO by ethanol on palladium catalysts supported on NaZSM-5 and HZSM -5 zeolites was studied, and it was shown that NaZsm5 and hZSM5 present different amounts of Lewis and Bronsted acid sites, which affect strongly the carbon product distribution.
Journal ArticleDOI

NO reduction by CO on Ce-Fe mixed oxides and gold nanoparticles

TL;DR: In this article, gold nanoparticles were synthesized by a colloidal method and deposited on a Ce0.8Fe0.2O2-δ mixed oxide, and the resulting material was characterized by High-Resolution Scanning Transmission Electron Microscopy, temperature-programmed reduction, Mossbauer Spectroscopy, Oxygen Storage Capacity, Adsorption and Temperature-Programmed Desorption (NO and CO) and DRIFT Spectrographs.
Journal ArticleDOI

Syntheses and Characterization of Zinc Oxide Nanoparticles on Graphene Sheets: Adsorption-Reaction In Situ DRIFTS of Methane and CO 2

TL;DR: Zinc oxide and graphene support as catalyst were synthesized and characterized using different techniques in this article, and the results showed that graphene presented thermal stability, and maintained its structure under heat treatment at temperatures of 500°C TPD.
Journal ArticleDOI

Characterization of CeO2–Fe2O3 Mixed Oxides: Influence of the Dopant on the Structure

TL;DR: In this paper, the authors used Raman spectroscopy, high-resolution transmission electron microscopy, electron paramagnetic resonance, magnetization and 57Fe Mossbauer spectrograms to evaluate the oxygen vacancies formation and the chemical environment of Fe+3 inserted into the CeO2 crystalline lattice.