Results 31 to 40 of about 40,274 (304)

Tuning Material Properties of Alkaline Anion Exchange Membranes Through Crosslinking: A Review of Synthetic Strategies and Property Relationships [PDF]

open access: yes, 2022
Alkaline anion exchange membranes (AAEMs) are an enabling component for next generation electrochemical applications, including alkaline fuel cells, alkaline water electrolyzers, CO2 electrochemical reduction, and flow batteries. While commercial systems,
Buddhinie S., Jayathilake   +6 more
core   +1 more source

Comparative Study of Different Ion-Exchange Membrane Types in Diffusion Dialysis for the Separation of Sulfuric Acid and Nickel Sulfate

open access: yesMembranes, 2023
The possibility of using various types of ion-exchange membranes in diffusion dialysis for the separation of sulfuric acid and nickel sulfate has been evaluated.
Sergey Loza   +4 more
doaj   +1 more source

Study on Synthesis and Characterization of Anion Exchange Membrane Based on Poly (Vinyl Alcohol) modified by free-radical polymerization

open access: yesInternational Journal of Electrochemical Science, 2020
In this study, poly(vinyl alcohol) (PVA) has been modified by free-radical polymerization (PVA-PVA). The formation of products were confirmed by nuclear magnetic resonance spectra (13C NMR).
Nguyen Van Thuc   +2 more
doaj   +1 more source

Alcohol Diffusion in Alkali-Metal-Doped Polymeric Membranes for Using in Alkaline Direct Alcohol Fuel Cells

open access: yesMembranes, 2022
The alcohol permeability of anion exchange membranes is a crucial property when they are used as a solid electrolyte in alkaline direct alcohol fuel cells and electrolyzers.
Andrea Fernández-Nieto   +2 more
doaj   +1 more source

An Assessment of Anion Exchange Membranes for CO<sub>2</sub> Capture Processes: A Focus on Fumasep<sup>®</sup> and Sustainion<sup>®</sup>. [PDF]

open access: yesPolymers (Basel)
Anion exchange membranes are utilised in cutting-edge energy technologies including electrolysers and fuel cells. Recently, these membranes have also emerged as a promising tool in CO2 capture techniques, such as moisture-driven direct air capture and ...
Papchenko K, Kentish S, De Angelis MG.
europepmc   +2 more sources

Using small molecules to facilitate exchange of bicarbonate and chloride anions across liposomal membranes [PDF]

open access: yes, 2009
Bicarbonate is involved in a wide range of biological processes, which include respiration, regulation of intracellular pH and fertilization. In this study we use a combination of NMR spectroscopy and ion-selective electrode techniques to show that the ...
Oluyomi A. Okunola   +13 more
core   +1 more source

Poly(meta/para-Terphenylene-Methyl Piperidinium)-Based Anion Exchange Membranes: The Effect of Backbone Structure in AEMFC Application [PDF]

open access: yes, 2020
A series of poly(meta/para-terphenylene-methyl piperidinium)-based anion exchange membranes devoid of benzylic sites or aryl ether bonds, that are vulnerable to degradation by hydroxide ions, are synthesized and investigated for their application as ...
Tae-Hyun Kim   +3 more
core   +1 more source

Poly(fluorenyl aryl piperidinium) membranes and ionomers for anion exchange membrane fuel cells

open access: yesNature Communications, 2021
Developing high-performance anion exchange membranes and ionomers is crucial for low-cost alkaline fuel cells. Here, the authors explore rigid and high ion conductive poly(fluorenyl aryl piperidinium) copolymers, extending their applications to anion ...
Nanjun Chen   +12 more
doaj   +1 more source

Preparation and Characterization of QPVA/PDDA Electrospun Nanofiber Anion Exchange Membranes for Alkaline Fuel Cells

open access: yesNanomaterials, 2022
In recent years, there has been considerable interest in anion exchange membrane fuel cells (AEMFCs) as part of fuel cell technology. Anion exchange membranes (AEMs) provide a significant contribution to the development of fuel cells, particularly in ...
Asep Muhamad Samsudin   +3 more
doaj   +1 more source

High durability and hydroxide ion conducting pore-filled anion exchange membranes for alkaline fuel cell applications [PDF]

open access: yes, 2014
A series of composite anion exchange membranes are successfully synthesized by thermal polymerization of chloromethyl monomer in a porous polyethylene (PE) substrate followed by amination with trimethylamine for alkaline anion exchange membrane fuel ...
Liu, Yanxi   +12 more
core   +1 more source

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