Results 11 to 20 of about 3,412,027 (247)

Effect of different electrode tip angles with tilted torch in stationary gas tungsten arc welding : A 3D simulation [PDF]

open access: yes, 2013
In this study, the effect of different tip angles (30°, 60°, 90° and 120°) on the arc and weld pool behaviour is analysed in 2mm and 5mm arc lengths with tilted (70°) torch.
Parvez, Shahid   +2 more
core   +4 more sources

Collaborative Design for Uneven Physical Structures of Multi-Layers in PEMFC

open access: yesWorld Electric Vehicle Journal, 2021
A collaborative design for the uneven distributions of a flow channel, gas diffusion layer porosity and catalyst layer porosity are newly proposed to improve the utilization ratio of the membrane electrode assembly of the proton exchange membrane fuel ...
Qinwen Yang   +3 more
doaj   +1 more source

The Gas diffusion electrode setup as a testing platform for evaluating fuel cell catalysts: a comparative RDE-GDE study [PDF]

open access: yes, 2021
Gas diffusion electrode (GDE) setups have been recently introduced as a new experimental approach to test the performance of fuel cell catalysts.
Jia, Du   +6 more
core   +1 more source

Fuel cells for power generation and organic waste treatment on the island of Mull [PDF]

open access: yes, 2005
In-situ use of biomass and organic waste streams have the potential to provide the key to energy self sustainability for islands and remote communities.
S. Gair   +13 more
core   +5 more sources

A New Reactor Concept for Single-Chamber Microbial Fuel Cells and Possible Anti-Fouling Strategies for Long-Term Operation

open access: yesMicroorganisms, 2022
Microbial fuel cells are a promising technology for future wastewater treatment, as it allows cleaning and power generation simultaneously. The bottleneck of microbial fuel cells is often its cathodes because they determine the power output.
Dennis R. Haupt   +7 more
doaj   +1 more source

Effect of Electrode Configuration on Nitric Oxide Gas Sensor Behavior

open access: yesSensors, 2015
The influence of electrode configuration on the impedancemetric response of nitric oxide (NO) gas sensors was investigated for solid electrochemical cells [Au/yttria-stabilized zirconia (YSZ)/Au)].
Ling Cui, Erica P. Murray
doaj   +1 more source

A gas-diffusion cathode coated with oxide-catalyst for polymer electrolyte fuel cells using neither platinum catalyst nor carbon catalyst-support [PDF]

open access: yes, 2013
To overcome the fundamental disadvantages of conventional cathodes for polymer electrolyte fuel cells (PEFCs), such as dissolution and migration of platinum-based catalysts and consumption of the carbon catalyst-support, a substantially novel gas ...
Wataru Sugimoto   +11 more
core   +1 more source

New approach by electrospray technique to prepare a gas diffusion layer for the proton exchange membrane fuel cell anode

open access: yesMaterials Today Advances, 2021
The performance of the electrospray technique was applied to obtain a gas diffusion layer (GDL) for a proton exchange membrane fuel cell. It was confirmed by confocal microscopy that polytetrafluorethylene (PTFE) was impregnated into the backbone ...
L.M.G. Silva   +6 more
doaj   +1 more source

Effect of Hydrophobic Particles in a Gas Diffusion Electrode on Cell Performance in Polymer Electrolyte Membrane Fuel Cells

open access: yesInternational Journal of Electrochemical Science, 2015
The relationship between cell performance and the hydrophobic properties of a catalytic layer containing hydrophobic particles in a gas diffusion electrode for a polymer electrolyte membrane fuel cell was investigated. The hydrophobic particles, prepared
In-Tae Kim   +4 more
doaj   +1 more source

Insights into the Carbon Balance for CO2 Electroreduction on Cu using Gas Diffusion Electrode Reactor Designs [PDF]

open access: yes, 2020
In this work, the carbon balance during high-rate CO2 reduction in flow electrolyzers is rigorously analyzed. The CO2 consumption at gas-diffusion electrodes due to electrochemical reduction and reaction with OH- at the electrode-electrolyte interface ...
Ming, Ma   +5 more
core   +1 more source

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