[PDF] Top 20 On the Proportion of Pb and Pt in Carbon-Supported Electrocatalysts

... higher Pt quantity is related to a higher polycrystalline platinum signal, which qualitatively demonstrates that the synthesis was well ...of Pt and lead, and alloy formation was not ...the carbon as ... See full document

... of Pb bound to oxides and organic matter and on total soil Pb (Table ...correlated Pb and Zn bioaccessibility, determined using PBET, and Pb and Zn soil fractionation de- termined with ... See full document

... for Pt/rGO as a result of charge transfer due to the oxidation of water followed by formation of adsorbed atomic oxygen on Pt ...catalyst, Pt oxidation seems to occur at a lesser extent since ... See full document

... used electrocatalysts are noble metals supported on carbon which are expensive ...for carbon electrodes ...the carbon electrodes ...[14-16]. Carbon is frequently used as the ... See full document

... on Pt catalysts with the main self-poisoning dehydration reaction pathway ...[7], Pt[8], Ir [9]，Pb [10], Sn [11], Co [6], Ni [12], etc) with ... See full document

... applying carbon microspheres as support for Pt and Pd used as electrocatalysts for direct electrochemical oxidation of methanol, ethanol and EG in alkaline ...those carbon microspheres and ... See full document

... other carbon materials, as a new type of two-dimensional carbon material, graphene has larger specific surface area (2630 m 2 ·g -1 ), better electrical conduction (about 2×10 5 cm 2 ·V -1 ·s -1 ) [7-8], ... See full document

... doped Carbon materials have been proved as promising catalyst support material for oxygen reduction reaction (ORR) in proton exchange membrane fuel cell ...of Pt na- ...results, Pt/N-PCNF exhibited ... See full document

... the electrocatalysts. For Pt/Ni, the peak current in the forward scan increased to the highest value at the 25 th cycle, and then decreased with increasing cycle ...For Pt/NiCu1, the peak current in ... See full document

... Ethylene glycol is widely used as a reducing agent for the preparation of metal nanoparticles, but the reduction reaction of a metallic nickel in the alcohol process needs to be activated by high temperature or microwave ... See full document

... Unfortunately, Pt is an extremely expensive metal which performance degrades very fast to hinder the fuel cell wide ...higher Pt active surface with less metal content is an utmost important goal in fuel ... See full document

... the Pt/Ce-OD/GCE and Pt/Ce-800/GCE rapidly decreased in comparison to ...of Pt NPs, resulting in a stronger Pt–O binding, whereas large crystallites (Ce-800, d = ... See full document

... central Pb–Pb colli- sions, consistent with substantial re-scattering of K ∗0 de- cay daughters in the hadronic phase, while the φ/K − is not suppressed consistently with φ longer ... See full document

... mesoporous Pt and Pt alloys have been found to have promising electrocatalytic activities toward the above mentioned reactions [7, ...mesoporous Pt, electrodeposited from a liquid crystalline ... See full document

... For the catalysts PtRu/C1 and PtRu/C2, there are no diffraction peaks characteristic for Ru or its oxide, even with the smooth profile obtained after elimination of the back ground and high frequency noise by the ... See full document

... Glassy carbon (GC which is more common) electrode or carbon paper (GDE) electrode, with high electric conductivity and given surface area, are used as the working electrode for coating catalyst ...glassy ... See full document

... neighbouring Pt sites and thus improve CO tolerance ...of Pt shells with other metal core ...of Pt surface for enhancing methanol oxidation ...of Pt-based NPs is to disperse them onto a ... See full document

... for Pt nanoparticles is a successful method for the preparation of stable Pt-based catalysts for the ORR, even with a low amount of the metal being catalytically ...smaller Pt nanoparticles and ... See full document

... Electrochemical studies of electrocatalysts were carried out using the thin porous coating technique [14]. An amount of 20 mg of the electrocatalyst was added to a solution of 50 mL of water containing 3 drops of ... See full document

... At an applied current of 0.5 mA, the change in the electrode potential and the steady state potentials gave important information about anodic polarization. Lower anodic polarization is a criteria for a good ... See full document