Journal ArticleDOI
Palladium-based electrocatalysts for hydrogen oxidation and oxygen reduction reactions
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TLDR
In this article, the recent progress of electrocatalysis of palladium-based materials including both extended surfaces and nanostructured ones for hydrogen oxidation reaction (HOR) and oxygen reduction reaction (ORR) is summarized.About:
This article is published in Journal of Power Sources.The article was published on 2011-03-01. It has received 356 citations till now. The article focuses on the topics: Electrocatalyst & Palladium.read more
Citations
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Journal ArticleDOI
Electrocatalyst approaches and challenges for automotive fuel cells
TL;DR: Taking the step towards successful commercialization requires oxygen reduction electrocatalysts that meet exacting performance targets, and these catalyst systems will need to be highly durable, fault-tolerant and amenable to high-volume production with high yields and exceptional quality.
Journal ArticleDOI
Recent Advances in Electrocatalysts for Oxygen Reduction Reaction
TL;DR: This comprehensive Review focuses on the low- and non-platinum electrocatalysts including advanced platinum alloys, core-shell structures, palladium-based catalysts, metal oxides and chalcogenides, carbon-based non-noble metal catalysts and metal-free catalysts.
Journal ArticleDOI
Recent advancements in Pt and Pt-free catalysts for oxygen reduction reaction
Yao Nie,Li Li,Zidong Wei +2 more
TL;DR: The most recent advances in the development of Pt-based and Pt-free materials in the field of fuel cell ORR catalysis are reviewed to provide insights into the remaining challenges and directions for future perspectives and research.
Journal ArticleDOI
New insights into the electrochemical hydrogen oxidation and evolution reaction mechanism
TL;DR: In this paper, the effect of pH on the hydrogen oxidation and evolution reaction (HOR/HER) rates is addressed for the first time for the three most active monometallic surfaces: Pt, Ir, and Pd carbon-supported catalysts.
Journal ArticleDOI
Oxygen Reduction in Alkaline Media: From Mechanisms to Recent Advances of Catalysts
Xiaoming Ge,Afriyanti Sumboja,Delvin Wuu,Tao An,Bing Li,F. W. Thomas Goh,T. S. Andy Hor,T. S. Andy Hor,Yun Zong,Zhaolin Liu +9 more
TL;DR: In this article, the authors introduce the thermodynamics, reaction kinetics, reaction mechanisms, and reaction pathways of ORR in aqueous alkaline media, and summarize the current status of the reaction pathways, advanced catalysts, and the future challenges of the research and development of the ORR.
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
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.
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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.
Book
Handbook of fuel cells : fundamentals technology and applications
TL;DR: In this article, the authors present a survey of fuel cell technologies and applications, focusing on hydrogen storage, hydrogen generation, and other energy conversion related topics, as well as their applications.
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Iron-based catalysts with improved oxygen reduction activity in polymer electrolyte fuel cells.
TL;DR: In this paper, a microporous carbon-supported iron-based catalysts with active sites believed to contain iron cations coordinated by pyridinic nitrogen functionalities in the interstices of graphitic sheets within the micropores was produced.