Articles with "vanadium redox" as a keyword



Unlocking Interfacial Dynamics of Porous Electrode via Vertical‐Aligned Bismuth‐Nanosheet Decorating for Vanadium Redox Flow Batteries

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Published in 2024 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202420534

Abstract: Insufficient electrochemical activity and mass transport have been a longstanding issue hindering the development of high‐performance electrode for vanadium redox flow batteries. In this work, vertical‐aligned bismuth‐nanosheets that unlock interfacial dynamics with enhanced catalytic and… read more here.

Keywords: vertical aligned; electrode; flow batteries; vanadium redox ... See more keywords

Interfacial Engineering of MXene‐Based Heterogeneous Membranes with Enhanced Ion Selectivity in Vanadium Redox Flow Battery

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Published in 2025 at "Advanced Functional Materials"

DOI: 10.1002/adfm.202510597

Abstract: Interfacial interactions profoundly influence the proton conductivity and ion selectivity of ion‐exchange membranes. However, previous studies on membranes primarily focus on enhancing the selective‐conductive properties of the secondary phase while neglecting interfacial regulation. In this… read more here.

Keywords: ion selectivity; vanadium redox; ion; membrane ... See more keywords

Proton Selective Nanoporous Atomically Thin Graphene Membranes for Vanadium Redox Flow Batteries.

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Published in 2025 at "Advanced materials"

DOI: 10.1002/adma.202510609

Abstract: Angstrom-scale proton-selective pores in atomically thin 2D materials present fundamentally new opportunities for advancing proton exchange membranes (PEMs). Vanadium Redox Flow Batteries (VRFBs) for grid-scale energy storage require PEMs with high areal proton conductance (>1… read more here.

Keywords: proton; vanadium redox; atomically thin; proton selective ... See more keywords

Aspergillus Niger Derived Wrinkle-Like Carbon as Superior Electrode for Advanced Vanadium Redox Flow Batteries.

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Published in 2023 at "Advanced science"

DOI: 10.1002/advs.202300640

Abstract: The scarcity of high electrocatalysis composite electrode materials has long been suppressing the redox reaction of V(II)/V(III) and V(IV)/V(V) couples in high performance vanadium redox flow batteries (VRFBs). Herein, through ingeniously regulating the growth of… read more here.

Keywords: electrode; redox flow; carbon; vanadium redox ... See more keywords

Hybrid Membranes Dispersed with Superhydrophilic TiO2 Nanotubes Toward Ultra‐Stable and High‐Performance Vanadium Redox Flow Batteries

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Published in 2020 at "Advanced Energy Materials"

DOI: 10.1002/aenm.201904041

Abstract: The vanadium redox flow battery (VRFB) is a large‐scale energy storage technique and has been regarded as a promising candidate to integrate intermittent renewable energy with the grid. Its long‐term stability has so far been… read more here.

Keywords: membrane; performance; superhydrophilic tio2; tio2 nanotubes ... See more keywords
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Electrolyte Flow Field Variation: A Cell for Testing and Optimization of Membrane Electrode Assembly for Vanadium Redox Flow Batteries.

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Published in 2020 at "ChemPlusChem"

DOI: 10.1002/cplu.202000519

Abstract: A great deal of research has been dedicated to improving the performance of vanadium redox flow battery (VRFB). In this work, we propose the design of a cell for testing membrane electrode assembly of VRFB,… read more here.

Keywords: flow field; cell; vanadium redox; flow ... See more keywords

Amphoteric Ion-Exchange Membranes with Significantly Improved Vanadium Barrier Properties for All-Vanadium Redox Flow Batteries.

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Published in 2017 at "ChemSusChem"

DOI: 10.1002/cssc.201700610

Abstract: All-vanadium redox flow batteries (VRBs) have attracted considerable interest as promising energy-storage devices that can allow the efficient utilization of renewable energy sources. The membrane, which separates the porous electrodes in a redox flow cell,… read more here.

Keywords: exchange; redox flow; vanadium redox; flow ... See more keywords

Electrolyte Imbalance Determination of a Vanadium Redox Flow Battery by Potential‐Step Analysis of the Initial Charging

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Published in 2020 at "Chemsuschem"

DOI: 10.1002/cssc.201903485

Abstract: Abstract Vanadium redox flow batteries (VRFB) suffer from capacity fades owing to side reactions and crossover effects through the membrane. These processes lead to a deviation of the optimal initial average oxidation state (AOS=+3.5) of… read more here.

Keywords: step analysis; redox flow; vanadium; potential step ... See more keywords

Chemical Doping and O-Functionalization of Carbon-Based Electrode to Improve Vanadium Redox Flow Batteries.

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Published in 2024 at "ChemSusChem"

DOI: 10.1002/cssc.202400705

Abstract: The vanadium redox flow battery (VRFB) holds promise for large-scale energy storage applications, despite its lower energy and power densities compared to advanced secondary batteries available today. Carbon materials are considered suitable catalyst electrodes for… read more here.

Keywords: carbon; vanadium redox; chemical doping; redox flow ... See more keywords

Nature of Solvent/Nonsolvent Strategy in Achieving Superior Polybenzimidazole Membrane for Vanadium Redox Flow Battery.

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Published in 2025 at "ChemSusChem"

DOI: 10.1002/cssc.202402513

Abstract: The tightly connected structure of polybenzimidazole (PBI) membrane can be relaxed by solvent/nonsolvent solution to achieve a high proton conductivity for vanadium redox flow battery (VRFB). However, the nature behind the solvent/nonsolvent strategy is not… read more here.

Keywords: flow battery; solvent nonsolvent; membrane; vanadium redox ... See more keywords

Enhanced Vanadium Redox Flow Battery Performance with New Amphoteric Ion Exchange Membranes

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Published in 2024 at "Macromolecular Rapid Communications"

DOI: 10.1002/marc.202400477

Abstract: Vanadium redox flow batteries (VRFBs) depend on the separator membrane for their efficiency and cycle life. Herein, two amphoteric ion exchange membranes are synthesized, based on sulfonic acid group‐grafted poly(p‐terphenyl piperidinium), for VRFBs. Using ether‐free… read more here.

Keywords: ion exchange; ptp; vanadium redox; ion ... See more keywords