Results 11 to 20 of about 294,422 (268)

Electrochemical corrosion of multiphase stainless steel-based alloy nuclear waste forms

open access: yesnpj Materials Degradation, 2022
The electrochemical corrosion behaviors of two multiphase alloys representing waste forms made with 316 L stainless steel and different amounts of surrogate metallic fuel wastes were measured and related to the microstructures. Potentiodynamic (PD) scans
Vineeth Kumar Gattu   +4 more
doaj   +1 more source

Potencial uso terapéutico de las plantas medicinales y sus derivados frente a los coronavirus

open access: yesRevista Bases de la Ciencia, 2020
  Las pandemias causadas por los coronavirus afectan a la población y han cobrado miles de vidas y pérdidas económicas en todo el mundo, hasta la presente fecha no hay medicamentos antivirales, vacunas o terapias con anticuerpos monoclonales ...
Marco Orlando Fuel Herrera   +1 more
doaj   +1 more source

Improvement of microbial fuel cell performance using novel kaolin earthenware membrane coated with a polybenzimidazole layer

open access: yesEnergy Science & Engineering, 2021
A proton exchange membrane (PEM) is one of the most critical and expensive components in a dual‐chamber microbial fuel cell (MFC) that separates the anode and cathode chambers.
Siti Mariam Daud   +8 more
doaj   +1 more source

Nanofiber-Based Oxygen Reduction Electrocatalysts with Improved Mass Transfer Kinetics in a Meso-Porous Structure and Enhanced Reaction Kinetics by Confined Fe and Fe3C Particles for Anion-Exchange Membrane Fuel Cells

open access: yesEnergies, 2022
The development of high-performance nonprecious metal catalysts for oxygen reduction reactions is critical for the commercialization of fuel cells. In this paper, we report a non-precious catalyst with high-performance, in which Fe and Fe3C is embedded ...
Wenzhe Luo   +6 more
doaj   +1 more source

Estudos culturais africanos e latino-americanos: perspectivas do sul-global

open access: yesMatrizes, 2022
Este texto tem como objetivo discutir a chamada internacionalização dos estudos culturais a partir de duas versões: a latino-americana e a africana. A originalidade da contribuição está na apresentação da corrente africana, pouco abordada na literatura ...
Nilda Jacks   +2 more
doaj  

Nanostructured Pd-Based Electrocatalyst and Membrane Electrode Assembly Behavior in a Passive Direct Glycerol Fuel Cell

open access: yesNanoscale Research Letters, 2019
The aim of this study was to synthesize, characterize, and observe the catalytic activity of Pd1Au1 supported by vapor-grown carbon nanofiber (VGCNF) anode catalyst prepared via the chemical reduction method.
N. Yahya   +4 more
doaj   +1 more source

Fabrication and Characterization of New Composite Tio2 Carbon Nanofiber Anodic Catalyst Support for Direct Methanol Fuel Cell via Electrospinning Method

open access: yesNanoscale Research Letters, 2017
Platinum (Pt) is the common catalyst used in a direct methanol fuel cell (DMFC). However, Pt can lead towards catalyst poisoning by carbonaceous species, thus reduces the performance of DMFC. Thus, this study focuses on the fabrication of a new composite
N. Abdullah   +3 more
doaj   +1 more source

Ammonia as a Suitable Fuel for Fuel Cells [PDF]

open access: yesFrontiers in Energy Research, 2014
Ammonia, an important basic chemical, is produced at a scale of 150 million tons per year. Half of hydrogen produced in chemical industry is used for ammonia production. Ammonia containing 17.5wt% hydrogen is an ideal carbon-free fuel for fuel cells. Compared to hydrogen, ammonia has many advantages.
Lan, Rong, Tao, Shanwen
openaire   +5 more sources

Commercial Anion Exchange Membranes (AEMs) for Fuel Cell and Water Electrolyzer Applications: Performance, Durability, and Materials Advancement

open access: yesSeparations, 2023
The utilization of anion exchange membranes (AEMs) has revolutionized the field of electrochemical applications, particularly in water electrolysis and fuel cells. This review paper provides a comprehensive analysis of recent studies conducted on various
Wei Keat Ng   +3 more
doaj   +1 more source

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