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Apr 1, 2022 · The rechargeable multivalent-ion batteries (MVIBs) that transfer Zn 2+, Mg 2+, Al 3+, Ca 2+ etc. as charge carriers, have become a research hotspot and been emerging as
Mar 12, 2025 · Mg-based dual-ion batteries (DIBs) represent promising battery technologies for next-generation sustainable energy storage; however, their
Feb 7, 2025 · The stack is the core component of large-scale flow battery system. Based on the leakage circuit, mass and energy conservation,
Sep 5, 2023 · In the drying process of electrodes for lithium-ion batteries, the layer structure is defined and can only be influenced slightly in the subsequent
Aug 5, 2019 · Ion transport through solids is a fundamental process for the function of many devices, such as fuel cells and batteries. While the past several decades have seen
Jul 15, 2015 · Abstract Transport of active species through the ion-exchange membrane separating the electrodes in a redox-flow battery is an important source of inefficiency.
Dec 1, 2019 · Ion-exchange membranes are performance- and cost-relevant components of redox flow batteries. Currently used materials are largely ''borrowed'' from other applications that have
Dec 25, 2023 · The design and construction of energy storage systems, such as batteries and supercapacitors, represent one of the most pioneering research domains in scientific
Dec 2, 2019 · We demonstrate the selective ion separation of these microporous membranes and their application within efficient and stable aqueous organic
This review discusses selective and fast transport of ionic species (ions and their associates) through systems as diverse as ion-conducting transmembrane proteins and ion exchange
Jun 11, 2020 · Zhang et al. simulated the intercalation-induced stress and heat generation inside Li-ion battery cathode (LiMn2O4) particles under potentiodynamic control. However, the
Sep 1, 2023 · This approach, by formulating the electrolytes with the only addition of extra solute ions of the same solution chemistry, to suppress water migration though a cationic membrane
Nov 1, 2024 · Flow batteries with metal ion-based anolytes, such as zinc, iron, lead, tin, and bismuth, have been identified as the next-generation energy storage solution for coping
Apr 1, 2021 · To exploit low-cost and high-capacity polysulfide flow batteries with industrial-relevant cycling stability, we develop a charge-reinforced ion-selective membrane to retain
Feb 1, 2024 · Aqueous organic redox-flow batteries (AORFBs) are promising candidates for low-cost grid-level energy storage. However, their wide-scale
Nov 15, 2012 · In addition, a method is designed to differentiate the concentration-gradient-driven vanadium ion diffusion and electric-field-driven vanadium ion migration. A simplified
Jun 9, 2025 · Designing highly selective membranes based on different transport behaviors of ions in ion transport channels benefits redox flow batteries for long-duration grid-scale energy
Dec 2, 2019 · Membranes with fast and selective ion transport are widely used
Dec 1, 2024 · This study comprehensively investigates the real-time structural evolution and ion migration pathways of the Na 3 Ni 2 SbO 6 cathode material at atomic-scale under electron
Mar 1, 2025 · Simultaneous regulation of solvation shell and ion migration in morpholine-crosslinked polyacrylamide hydrogel electrolytes for durable zinc metal batteries
Feb 1, 2025 · The performance of flow batteries is critically influenced by mass, ion, and electron transport processes and electrochemical reactions within the heterogenous porous electrodes.
Jul 1, 2024 · With the increasing need for intermittent natural energy resources, large-scale, long-term energy storage systems are increasingly required to make the best use of renewable
Jul 15, 2025 · A comprehensive analysis of shunt currents in flow battery stacks has been developed considering the conductive, diffusive and convective motion of all charge carriers
Jun 30, 2025 · Ion transport in sodium-ion batteries is intricate, with Na + diffusion through the cathode material, charge transfer at the electrode/electrolyte interface, and electrolyte migration.
Jun 1, 2024 · Reducing the pore sizes of polyethylene films or increasing Li + concentrations in the lithium-ion battery systems impedes the migration of ions and solvents across the porous
Jul 18, 2025 · This article focuses on the iron–chromium redox flow batteries (ICRFBs), systematically investigating the effects of different states of charge (SOCs) on electrolytes, the
Mar 20, 2025 · Rechargeable aqueous zinc metal-based batteries present a promising alternative to conventional lithium-ion batteries due to their lower
Feb 20, 2019 · Water crossover through the membrane of a vanadium redox flow battery system is not desirable because it floods one half-cell, diluting the vanadium s
These frameworks are meticulously engineered to optimize ion migration pathways within zinc batteries, promoting rapid ion transport and consistent
2. Li-ion transport dynamics and mechanism Ionic transport is associated with the macroscopic diffusion and microscopic migration behavior of ions under the
This study, which emphasized the importance of evaluating the interactions between the carrier ions and solid media in batteries, must continue to the
May 30, 2019 · Assumed electrode reactions and direction of ion migration in an all-iron hybrid flow battery during (a) charging and (b) discharging. During charging, the desired conversion
Sep 1, 2023 · We selected the hydrogen–bromine flow battery posolyte, HBr (aq) and Br2, as an exemplary flow battery electrolyte and we leveraged chronoamperometric techniques involving
Jun 1, 2020 · Selectively tuning ion transport through redox flow battery separators is a promising approach toward increasing cell capacity, power density, and, ultimately, economic feasibility.
Selectively tuning ion transport through redox flow battery separators is a promising approach toward increasing cell capacity, power density, and, ultimately, economic feasibility. However, this process is complex with numerous forces and coupled molecular interactions driving and impacting transport under different operating regimes.
So far, it is clear from the literature that water migration during flow batteries operation is a serious challenge, normally overlooked, that can cause efficiency decay in long-term cycling, and hinder flow batteries from the large-scale deployment.
A fundamental description of ion transport in flow-battery separators can guide the development of new separators by identifying the nature of ion selectivity under given conditions.
This approach, by formulating the electrolytes with the only addition of extra solute ions of the same solution chemistry, to suppress water migration though a cationic membrane while maintaining the classical flow battery format, can positively add a valuable point to the commercialization of the next-generation flow batteries.
Ion transport through RFB membranes is driven by diffusion, convection, and migration . The diffusive flux is characterized by membrane permeability at zero current . Migration occurs under an applied current that drives active ions in a particular direction, which flow in opposing or allied directions of diffusive flux .
(c) Low surface energy nanochannel interface (d < 5 nm). Generally, the migration of Zn ions in the electrolyte across the nanochannel involves a dehydration and migration process. The predominant ion migration mechanism in sub-nanochannels is characterized by a 'sites hopping' pattern, 8,13 as shown in Fig. 1b.