Results 31 to 40 of about 2,529 (181)

A direct coupled electrochemical system for capture and conversion of CO2 from oceanwater

open access: yesNature Communications, 2020
Isolating CO2 to use in electrochemical CO2 reduction systems is an ongoing issue. Here, the authors present a proof-of-concept integrated system combining a bipolar membrane electrodialysis cell with a vapor-fed CO2 reduction cell for capture and ...
Ibadillah A. Digdaya   +6 more
doaj   +1 more source

The Acid–Base Flow Battery: Sustainable Energy Storage via Reversible Water Dissociation with Bipolar Membranes

open access: yesMembranes, 2020
The increasing share of renewables in electric grids nowadays causes a growing daily and seasonal mismatch between electricity generation and demand. In this regard, novel energy storage systems need to be developed, to allow large-scale storage of the ...
Ragne Pärnamäe   +10 more
doaj   +1 more source

Separation and Concentration of Nitrogen and Phosphorus in a Bipolar Membrane Electrodialysis System

open access: yesMembranes, 2022
Struvite crystallization is a successful technique for simultaneously recovering PO43− and NH4+ from wastewater. However, recovering PO43− and NH4+ from low-concentration solutions is challenging.
Xiaoyun Wu   +6 more
doaj   +1 more source

Current-voltage curve of a bipolar membrane at high current density [PDF]

open access: yes, 1996
The potential drop across a bipolar membrane was measured as a function of the applied current density. As a result, an inflection point was observed in the obtained current-voltage curve at high current density.
Aritomi, T.   +2 more
core   +2 more sources

Electrodialysis Applications in Wastewater Treatment for Environmental Protection and Resources Recovery: A Systematic Review on Progress and Perspectives

open access: yesMembranes, 2020
This paper presents a comprehensive review of studies on electrodialysis (ED) applications in wastewater treatment, outlining the current status and the future prospect.
Luigi Gurreri   +3 more
doaj   +1 more source

Defluoridation of drinking water by electrocoagulation/electroflotation in a stirred tank reactor with a comparative performance to an external-loop airlift reactor [PDF]

open access: yes, 2009
Defluoridation using batch electrocoagulation/electroflotation (EC/EF) was carried out in two reactors for comparison purpose: a stirred tank reactor (STR) close to a conventional EC cell and an external-loop airlift reactor (ELAR) that was recently ...
Bennajah, Mounir   +4 more
core   +2 more sources

Ion-exchange membranes in chemical synthesis – a review

open access: yesOpen Chemistry, 2016
The applicability of ion-exchange membranes (IEMs) in chemical synthesis was discussed based on the existing literature. At first, a brief description of properties and structures of commercially available ion-exchange membranes was provided.
Jaroszek Hanna, Dydo Piotr
doaj   +1 more source

In-Situ Combination of Bipolar Membrane Electrodialysis with Monovalent Selective Anion-Exchange Membrane for the Valorization of Mixed Salts into Relatively High-Purity Monoprotic and Diprotic Acids

open access: yesMembranes, 2020
The crystalized mixed salts from the zero liquid discharge process are a hazardous threat to the environment. In this study, we developed a novel electrodialysis (SBMED) method by assembling the monovalent selective anion-exchange membrane (MSAEM) into ...
Haiyang Yan   +6 more
doaj   +1 more source

Organic fouling of anion-exchange and bipolar membranes during the separation of amino acid and sucrose by electrodialysis

open access: yesКонденсированные среды и межфазные границы, 2023
The article presents a study of the behaviour of the MA-41 anion-exchange membrane and MB-2 bipolar membrane during the electrodialysis of a solution containing tyrosine and sucrose.
Anastasiia Yu. Kharina   +2 more
doaj   +1 more source

Optimizing Operational Parameters for Lithium Hydroxide Production via Bipolar Membrane Electrodialysis

open access: yesSeparations
Traditional lithium hydroxide production techniques, like lithium sulfate and lithium carbonate causticizing methods, suffer from drawbacks including high specific energy consumption, time-consuming processes, and low recovery rates.
Guoxiang Wei   +4 more
doaj   +1 more source

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