Results 11 to 20 of about 533,192 (191)

Cross-linked CoMoO4/rGO nanosheets as oxygen reduction catalyst [PDF]

open access: yes, 2017
Development of inexpensive and robust electrocatalysts towards oxygen reduction reaction (ORR) is crucial for the cost-affordable manufacturing of metal-air batteries and fuel cells. Here we show that cross-linked CoMoO4 nanosheets and reduced graphene
Fu, Jiaqi   +7 more
core   +2 more sources

Theoretical Study of Solvent Effects on the Platinum-Catalyzed Oxygen Reduction Reaction [PDF]

open access: yes, 2010
We report here density functional theory (DFT) studies (PBE) of the reaction intermediates and barriers involved in the oxygen reduction reaction (ORR) on a platinum fuel cell catalyst.
Goddard, William A., III   +4 more
core   +1 more source

Livestock movement informs the risk of disease spread in traditional production systems in East Africa

open access: yesScientific Reports, 2021
In Africa, livestock are important to local and national economies, but their productivity is constrained by infectious diseases. Comprehensive information on livestock movements and contacts is required to devise appropriate disease control strategies ...
Divine Ekwem   +8 more
doaj   +1 more source

Space and place: writing encounters self [PDF]

open access: yes, 2009
In addition to contributing this editorial article, Susan Orr and Claire Hind guest edited this ...
Claire Hind, Fine M., Susan Orr
core   +1 more source

Microbial catalysis of the oxygen reduction reaction for microbial fuel cells: a review. [PDF]

open access: yes, 2012
The slow kinetics of the electrochemical oxygen reduction reaction (ORR) is a crucial bottleneck in the development of microbial fuel cells (MFCs). This article firstly gives an overview of the particular constraints imposed on ORR by MFC operating ...
Bergel, Alain   +2 more
core   +4 more sources

Investigation of alternative materials as bifunctional catalysts for electrochemical applications

open access: yesChimica Techno Acta, 2019
A lab-scale custom made Zinc-Air battery cell was manufactured and tested with a variety of cathode catalysts. MnO2 has been examined both as an Oxygen Reduction Reaction (ORR) and Oxygen Evolution Reaction (OER) catalyst, with more promising results as ...
Michael Vayenas   +4 more
doaj   +1 more source

Correlation of Short Pitch Rail Corrugation with Railway Wheel-Track Resonance at Low Frequencies of Excitation

open access: yesVibration, 2020
As much as there has been a significant increase in the development of railway systems in recent years, one of the significant drawbacks on this mode of transport is ground-borne vibrations and noise emanating from vehicle-track interaction in service ...
Bingo Masiza Balekwa   +1 more
doaj   +1 more source

Coping, Confidence and Alienation: the early experience of trainee teachers in English FE [PDF]

open access: yes, 2012
This article examines what both in-service and pre-service trainee teachers learn from their early experience of teaching in further education (FE) colleges in England.
Orr, Kevin
core   +1 more source

Effect of chemically modified Vulcan XC-72R on the performance of air-breathing cathode in a single-chamber microbial fuel cell [PDF]

open access: yes, 2010
The catalytic activity of modified carbon powder (VulcanXC-72R) for oxygen reduction reaction (ORR) in an air-breathingcathode of amicrobialfuelcell (MFC) has been investigated.
Duţeanu, Narcis Mihai   +4 more
core   +2 more sources

Co3O4 and CDots nanocrystals on g-C3N4 as a synergetic catalyst for oxygen reduction reaction

open access: yesGreen Processing and Synthesis, 2015
Due to the demand of an efficient, inexpensive and scalable synthesis of an oxygen reduction reaction (ORR) catalyst for practical application in fuel cells, we demonstrate a facile strategy to fabricate the flexible Co3O4-C/C3N4 catalyst.
Wang Huihua   +4 more
doaj   +1 more source

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