[PDF] Top 20 Electrochemical Study of the Pt Nanoparticles Size Effect in the Formic Acid Oxidation

... suppressing formic acid oxidation and promoting the appearance of a negative differential resistance (NDR) ...of Pt particles to stabilize the format ion together with CO until reaching what ... See full document

... The structures of the NPs were determined using pow- der X-ray diffraction (XRD) with Cu-Kα source (Siemens D500, Munich, Germany). The scan range was from 30° to 90° at a rate of 1° min −1 . X-ray photoelectron spec- ... See full document

... catalytic effect of these nanoparticles (NP) in various chemical reactions, the synthesis of Pd nanoparticles with transition metals and their alloys has attracted a lot of ...phosphotungstic ... See full document

... the oxidation of methanol [14-16], ethanol [17,18], hydrogen [19], and also for the oxygen reduction reaction (ORR) in both acidic and alkaline solutions ...the Pt-WC/graphitic catalyst is about two times ... See full document

... only electrochemical techniques [10]. To this purpose, Pt electrodes were modified with a silica template, also obtained by electrochemical means and, upon the Pth nanofibers, Pt ... See full document

... the study of the applications of Pd and Pd-based nanostructures in DEFCs ...to Pt and Pt-based electrocatalysts for ethanol oxidation are very limited, which is likely to be caused by their ... See full document

... metal nanoparticles in order to enhance the electrochemical catalytic activities ...this study because the functional groups and the non-covalent interactions of polymer with the graphene surface ... See full document

... its electrochemical properties were discussed in ...the electrochemical oxidation reaction of ...synergistic effect of metal NPs and ... See full document

... supported Pt-Pd-Cu (Pt-Pd-Cu/C) nano-catalysts for formic acid ...of Pt, Pd and Cu ions using ethylene glycol and sodium citrate as the reducing and stabilizing ...that Pt-Pd-Cu ... See full document

... Electrochemical oxidation of formic acid (FA) has been investigated at manganese oxide nanorods (nano-MnOx) modified electrodes ...Au, Pt, GC and ...at Pt electrode enhances the ... See full document

... electrocatalytic oxidation (MOR) and oxygen reduction (ORR), at neutral conditions suitable for fuel cell ...with Pt nanoparticles, with a surface enriched in average with Pt and Te oxidized ... See full document

... of formic acid, even though it is very susceptible to poisoning species, which significantly reduces its catalytic performance at low potentials ...effects, Pt has been modified by adding of Ru, Pd, ... See full document

... (AuNPs) nanoparticles was intended to fabricate efficient anodes for the formic acid electro-oxidation ...of Pt surface sites in a way preventing the CO ... See full document

... and acid-pretreated Vulcan XC-72R carbon powder as the carrier ...and electrochemical performances of the as-prepared PdCuCo/C nanoalloy catalysts were characterized and ...alloy nanoparticles are ... See full document

... bimetal nanoparticles are co-deposited onto the PANI-POMAN film to produce a durable and efficient electro-active catalyst for formic acid ...toward formic acid oxidation is ... See full document

... of formic acid oxidation ...of oxidation of this acid in several media when Pd is used as ...This effect is most likely related to the presence of other poisoning agents, such as ... See full document

... this study demonstrated a very general strategy to prepare carbon supported core- shell structure Pd@Ni/C catalysts with intimate contact of Pd and ...by formic acid ...towards formic ... See full document

... the oxidation of formaldehyde and formic acid. Platinum (Pt) is regarded as a most common and effective electrocatalyst for oxidation of these fuels because of its superior catalytic ... See full document

... The electrochemical measurements were carried out using CHI 405A electrochemical work ...station. Electrochemical studies were performed in a conventional three electrode cell using glassy carbon ... See full document

... Electrocatalyst 15Ptancr4 15Ptanxcr4 5Ptancr4 5Ptanxcr4 a Pt active surface area m 2 g -1 51.29 103.57 21.47 32.61 Calculated mass quantity in wt % 1.52 0.77 7.76 4.71 N T Pt net atoms per cm 2 (× 10 17 ) ... See full document