Results 41 to 50 of about 66,792 (164)

Hybrid capacitive deionization with anion-exchange membranes for lithium extraction

E3S Web of Conferences, 2017
Lithium is considered to be a critical material for various industrial fields. We present our studies on extraction lithium from diluted aqueous solution by novel hybrid system based on a membrane capacitive deionization and batteries desalination ...
Siekierka Anna, Bryjak Marek
doaj   +1 more source

An innovative compound bed of EDI device with enhancing ion-exchange resins regeneration efficiency

Water Science and Technology, 2021
Electrodeionization (EDI) technology is limited by low regeneration efficiency of ion exchange resins, requirements of high-quality influent water, fouling of the ion exchange membrane and electrode, etc.
Xu Chen, Lida Wang, Zhuang Wan, Wen Sun, Zhengqing Yang, Jingjing Jin, Guichang Liu   +6 more
doaj   +1 more source

The Role of Ion Exchange Membranes in Membrane Capacitive Deionisation

Membranes, 2017
Ion-exchange membranes (IEMs) are unique in combining the electrochemical properties of ion exchange resins and the permeability of a membrane. They are being used widely to treat industrial effluents, and in seawater and brackish water desalination ...
Armineh Hassanvand, Kajia Wei, Sahar Talebi, George Q. Chen, Sandra E. Kentish   +4 more
doaj   +1 more source

Tyrosine Amino Acid as a Foulant for the Heterogeneous Anion Exchange Membrane

Membranes, 2023
The features of organic fouling have been revealed for highly basic anion exchange membranes during prolonged electrodialysis in solutions containing the aromatic amino acid tyrosine. With increased operation time when using MA-41 heterogeneous membranes
Anastasiia Kharina, Tatiana Eliseeva
doaj   +1 more source

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

Membranes, 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, Sagrario Muñoz, Vicenta María Barragán   +2 more
doaj   +1 more source

Anion Exchange Membrane with Pendulous Piperidinium on Twisted All-Carbon Backbone for Fuel Cell

Membranes
As a central component for anion exchange membrane fuel cells (AEMFCs), the anion exchange membrane is now facing the challenge of further improving its conductivity and alkali stability.
Huaqing Zhang, Wanjie Song, Lixuan Sun, Cui Yang, Xin Zhang, Mingyue Wu, Liang Wu, Xiaolin Ge, Tongwen Xu   +8 more
doaj   +1 more source

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

International 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, Nguyen Thi Cam Ha, Nguyen Huu Tho   +2 more
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Investigation of membranes-electrodes assemblies in anion exchange membrane fuel cells (AEMFCs): Influence of ionomer ratio in catalyst layers

Heliyon
Anion exchange membrane fuel cells (AEMFCs) have recently attracted significant attention as low-cost alternative fuel cells to traditional proton exchange membrane fuel cells because of the possible use of platinum-group metal-free electrocatalysts ...
Zarina Turtayeva, Feina Xu, Jérôme Dillet, Kévin Mozet, Régis Peignier, Alain Celzard, Gaël Maranzana   +6 more
doaj   +1 more source

MINERAL FOULING ON THE MA-40 ANION EXCHANGE MEMBRANE WITH THE AT ELECTRODIALYSIS OF STRONGLY MINERALIZED NATURAL WATERS

Конденсированные среды и межфазные границы, 2017
Mineral fouling of ion exchange membranes is one of the major problems during electrodialysis operation. The purpose of this work is the detection of the relationship between the structural and transport properties of the MA-40 anion exchange membrane ...
Akberova Elmara M., Yatsev Andrey M., Goleva Elena A., Vasil’eva Vera I.   +3 more
doaj   +1 more source

Preparation of Two-Layer Anion-Exchange Poly(ethersulfone) Based Membrane: Effect of Surface Modification

International Journal of Polymer Science, 2016
The present work deals with the surface modification of a commercial microfiltration poly(ethersulfone) membrane by graft polymerization technique. Poly(styrene-co-divinylbenzene-co-4-vinylbenzylchloride) surface layer was covalently attached onto the ...
Lucie Zarybnicka, Eliska Stranska, Jana Machotova, Gabriela Lencova   +3 more
doaj   +1 more source