Results 11 to 20 of about 186,975 (318)

The effect of catalyst layer design on catalyst utilization in PEMFC studied via stochastic reconstruction method

open access: yesEnergy and AI, 2023
Catalyst utilization is an important determinant of proton exchange membrane fuel cell performance, and increasing the catalyst utilization is one of the most critical approaches to reducing the catalyst loading in PEMFC.
Congfan Zhao   +8 more
doaj   +1 more source

Biological and microbial fuel cells [PDF]

open access: yes, 2012
Biological fuel cells have attracted increasing interest in recent years because of their applications in environmental treatment, energy recovery, and small-scale power sources.
Erable, Benjamin   +14 more
core   +1 more source

Exploring PANI-TiN Nanoparticle Coatings in a PEFC Environment: Enhancing Corrosion Resistance and Conductivity of Stainless Steel Bipolar Plates

open access: yesEnergies, 2017
Electrochemically-deposited polymer-metal composites, although explored for various uses, have only recently attracted attention for metallic bipolar plates used in fuel cells.
Surbhi Sharma   +3 more
doaj   +1 more source

Facile Preparation of Mesoporous MCM-48 Containing Silver Nanoparticles with Fly Ash as Raw Materials for CO Catalytic Oxidation

open access: yesMicromachines, 2021
An environmentally friendly method was proposed to prepare mesoporous Mobil Composition of Matter No.48 (MCM-48) using fly ash as the silica source.
Dong Tian   +4 more
doaj   +1 more source

Performance assessment of stacked air-cathode microbial fuel cells under series and parallel electrical connections

open access: yes, 2022
Microbial fuel cells (MFCs) are playing an important role in the context of sustainable energy development. They represent a sustainable approach to harvest electricity from biodegradable materials.
Angelo Gifuni   +13 more
core   +1 more source

Concerning the stability of seawater electrolysis: a corrosion mechanism study of halide on Ni-based anode

open access: yesNature Communications, 2023
The corrosive anions (e.g., Cl−) have been recognized as the origins to cause severe corrosion of anode during seawater electrolysis, while in experiments it is found that natural seawater (~0.41 M Cl−) is usually more corrosive than simulated seawater (~
Sixie Zhang   +10 more
doaj   +1 more source

Lithium-mediated electrochemical nitrogen reduction: Mechanistic insights to enhance performance

open access: yesiScience, 2021
Summary: Green synthesis of ammonia by electrochemical nitrogen reduction reaction (NRR) shows great potential as an alternative to the Haber-Bosch process but is hampered by sluggish production rate and low Faradaic efficiency.
Xiyang Cai   +9 more
doaj   +1 more source

Ammonia as promising fuel for solid oxide fuel cells: Experimental analysis and performance evaluation

open access: yes, 2022
S.1601-1610In the course of this study the direct utilization of ammonia in different types of solid oxide fuel cells (SOFCs), such as anode- and electrolyte-supported SOFC, is investigated.
Sommersacher, Peter   +7 more
core   +1 more source

Polymer-based nanocatalyts for alcohol fuel cells [PDF]

open access: yes, 2021
Today, changes in industrialization and technology in the globalized world are increasing the energy consumption needs of countries throughout the world.
İşler, İlyas İlker   +9 more
core   +1 more source

Gram-Scale Synthesis of Carbon-Supported Sub-5 nm PtNi Nanocrystals for Efficient Oxygen Reduction

open access: yesMetals, 2022
The preparation of a high performance and durability with low-platinum (Pt) loading oxygen reduction catalysts remains a challenge for the practical application of fuel cells.
Minli Wang   +5 more
doaj   +1 more source

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