Journal ArticleDOI
Pd-Ni electrocatalysts for efficient ethanol oxidation reaction in alkaline electrolyte
TLDR
In this article, a solution phase-based nanocapsule method was proposed to improve the performance of PdxNiy/C catalysts with high ethanol oxidation reaction (EOR) activity in alkaline solution.About:
This article is published in International Journal of Hydrogen Energy.The article was published on 2011-10-01. It has received 287 citations till now. The article focuses on the topics: Electrocatalyst.read more
Citations
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Journal ArticleDOI
Catalysts in direct ethanol fuel cell (DEFC): An overview
TL;DR: In this article, both palladium and platinum catalysts used in the oxidation of ethanol and highlight the remaining problems in the field are discussed and a comparison of the two catalysts is made.
Journal ArticleDOI
Recent advances in palladium-based electrocatalysts for fuel cell reactions and hydrogen evolution reaction
TL;DR: The recent advances in Pd-based electrocatalysts for hydrogen evolution reaction (HER), and fuel cell reactions including hydrogen oxidation reaction (HOR), oxygen reduction reaction (ORR), ethanol oxide reaction (EOR), and formic acid oxidation reaction(FAOR) are summarized in this article.
Journal ArticleDOI
Electrocatalytic Oxygen Evolution over Supported Small Amorphous Ni–Fe Nanoparticles in Alkaline Electrolyte
Yang Qiu,Le Xin,Wenzhen Li +2 more
TL;DR: In this paper, a solution-phase nanocapsule method for active and durable electrocatalytic oxygen evolution reaction (OER) catalysts in alkaline electrolyte was proposed.
Journal ArticleDOI
PEMFCs and AEMFCs directly fed with ethanol: a current status comparative review
TL;DR: In this article, the performance of PEM-DEFCs and anion exchange membrane direct ethanol fuel cells (AEM-deFCs) is reviewed and future research challenges are identified along with potential strategies to overcome them.
Journal ArticleDOI
Electrocatalytic oxidation of glycerol on Pt/C in anion-exchange membrane fuel cell: Cogeneration of electricity and valuable chemicals
Zhiyong Zhang,Le Xin,Wenzhen Li +2 more
TL;DR: In this paper, the peak power density of an anion-exchange membrane fuel cell (AEM-DGFC) with 1.0mgPt cm−2 anode and non-PGM catalyst cathode can reach 124.5mWcm−2 at 80°C and 58.6mW cm−1 at 50°C, while the highest selectivity of C3 acids can reach 91%.
References
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Journal ArticleDOI
Origin of the Overpotential for Oxygen Reduction at a Fuel-Cell Cathode
Jens K. Nørskov,Jan Rossmeisl,and Ashildur Logadottir,L. Lindqvist,John R. Kitchin,Thomas Bligaard,Hannes Jónsson +6 more
TL;DR: In this paper, the stability of reaction intermediates of electrochemical processes on the basis of electronic structure calculations was analyzed and a detailed description of the free energy landscape of the electrochemical oxygen reduction reaction over Pt(111) as a function of applied bias was presented.
Journal ArticleDOI
Monodisperse FePt Nanoparticles and Ferromagnetic FePt Nanocrystal Superlattices
TL;DR: Thermal annealing converts the internal particle structure from a chemically disordered face- centered cubic phase to the chemically ordered face-centered tetragonal phase and transforms the nanoparticle superlattices into ferromagnetic nanocrystal assemblies that can support high-density magnetization reversal transitions.
Journal ArticleDOI
Activity benchmarks and requirements for Pt, Pt-alloy, and non-Pt oxygen reduction catalysts for PEMFCs
TL;DR: In this article, the authors quantified the activities and voltage loss modes for state-of-the-art MEAs (membrane electrode assemblies), specifies performance goals needed for automotive application, and provides benchmark oxygen reduction activities for state of the art platinum electrocatalysts.
Journal ArticleDOI
Improved Oxygen Reduction Activity on Pt3Ni(111) via Increased Surface Site Availability
Vojislav R. Stamenkovic,Vojislav R. Stamenkovic,Ben Fowler,Bongjin Simon Mun,Guofeng Wang,Philip N. Ross,Chris Lucas,Nenad M. Markovic +7 more
TL;DR: It is demonstrated that the Pt3Ni( 111) surface is 10-fold more active for the ORR than the corresponding Pt(111) surface and 90-foldMore active than the current state-of-the-art Pt/C catalysts for PEMFC.
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