Article Abstract:
A method that is feasible and simple for controlled fabrication of 3D carbon nanotube (CNT) architectures on glass at low temperatures (550-650 degrees Celsius) on a large scale by stamp printing bimetallic Fe-Pt/polymer catalyst onto the substrate is described. It is shown, the control of concentration of the catalysts and the stamp printing substrates allowed the fabrication desired CNTs patterns with controlled 3D architectures.
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Article Abstract:
The onion-ring structure is validated in the Pd-Pt bimetallic clusters of total atom numbers 147 and 309 through the Monte Carlo method by using the second-moment approximation of the tight-binding (TB-SMA) potentials. The formation of the onion-ring structure has shown that the single Pt impurity is favorable to stay in the subsurface layer and the central part of bimetallic clusters.
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Article Abstract:
The ethanol oxidation reaction on a carbon-supported Pt nanoparticle catalyst is studied by cyclic voltammetry and potential-step measurements as a function of ethanol concentration and reaction temperature, combining on-line mass spectrometric analysis of the reaction products and electrochemical current measurements.
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