A review on non-precious metal electrocatalysts for PEM fuel cells

Z Chen, D Higgins, A Yu, L Zhang… - Energy & Environmental …, 2011 - pubs.rsc.org
With the approaching commercialization of PEM fuel cell technology, developing active,
inexpensive non-precious metal ORR catalyst materials to replace currently used Pt-based …

Recent advances in non-precious metal catalysis for oxygen-reduction reaction in polymer electrolyte fuel cells

F Jaouen, E Proietti, M Lefèvre, R Chenitz… - Energy & …, 2011 - pubs.rsc.org
Hydrogen produced from water and renewable energy could fuel a large fleet of proton-
exchange-fuel-cell vehicles in the future. However, the dependence on expensive Pt-based …

High oxygen-reduction activity and durability of nitrogen-doped graphene

D Geng, Y Chen, Y Chen, Y Li, R Li, X Sun… - Energy & …, 2011 - pubs.rsc.org
Nitrogen-doped graphene as a metal-free catalyst for oxygen reduction was synthesized by
heat-treatment of graphene using ammonia. It was found that the optimum temperature was …

Recent advances in catalysts for direct methanol fuel cells

X Zhao, M Yin, L Ma, L Liang, C Liu, J Liao… - Energy & …, 2011 - pubs.rsc.org
Over the past few decades, direct methanol fuel cells (DMFCs) have been intensively
developed as clean and high-efficiency energy conversion devices. However, their …

Low-platinum and platinum-free catalysts for the oxygen reduction reaction at fuel cell cathodes

A Morozan, B Jousselme, S Palacin - Energy & Environmental Science, 2011 - pubs.rsc.org
Fuel cell reactions invariably involve an oxygen reduction reaction (ORR) at the cathode,
which is one of the main rate-decreasing steps on platinum (Pt)-catalysts in the water …

On the mechanism of enhanced oxygen reduction reaction in nitrogen-doped graphene nanoribbons

H Kim, K Lee, SI Woo, Y Jung - Physical Chemistry Chemical Physics, 2011 - pubs.rsc.org
Nitrogen (N)-doped carbon materials were shown in recent studies to have promising
catalytic activity for oxygen reduction reaction (ORR) as a metal-free alternative to platinum …

Oxygen reduction reaction mechanism on nitrogen-doped graphene: A density functional theory study

L Yu, X Pan, X Cao, P Hu, X Bao - Journal of Catalysis, 2011 - Elsevier
Nitrogen-doped graphene (N-graphene) was reported to exhibit a good activity
experimentally as an electrocatalyst of oxygen reduction reaction (ORR) on the cathode of …

Synthesis–structure–performance correlation for polyaniline–Me–C non-precious metal cathode catalysts for oxygen reduction in fuel cells

G Wu, CM Johnston, NH Mack, K Artyushkova… - Journal of Materials …, 2011 - pubs.rsc.org
In this report, we present the systematic preparation of active and durable non-precious
metal catalysts (NPMCs) for the oxygen reduction reaction in polymer electrolyte fuel cells …

Adjustment of electrodes potential window in an asymmetric carbon/MnO2 supercapacitor

L Demarconnay, E Raymundo-Piñero… - Journal of Power Sources, 2011 - Elsevier
The electrodes mass ratio of MnO2/activated carbon supercapacitors has been varied in
order to monitor its influence on the potential window of both electrodes and consequently to …

A review of the development of nitrogen-modified carbon-based catalysts for oxygen reduction at USC

G Liu, X Li, JW Lee, BN Popov - Catalysis Science & Technology, 2011 - pubs.rsc.org
In this review, the development of non-precious nitrogen-modified carbon-based catalysts
for oxygen reduction reaction (ORR) is described, mainly focusing on our research at the …