Carbon felt coated with tungsten–bismuth-based oxides as highly active and selective negative electrodes for high power density all-vanadium redox flow batteries DOI
Mostafa M. Omran, Taher Al Najjar, Nageh K. Allam

et al.

Journal of Materials Chemistry A, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

To develop the VRFB negative electrode, W–Bi-based oxides were solvothermally synthesized on carbon felt (W–Bi@CF). The W–Bi 2 @CF electrode showed superior catalytic activity, selectivity, and stability, with great potential for employment in VRFBs.

Language: Английский

Nanoneedle array structure optimization-induced mass transfer in all-vanadium flow batteries DOI
Yuan Liu,

Meng Haoming,

Kai Wan

et al.

Electrochimica Acta, Journal Year: 2025, Volume and Issue: unknown, P. 146089 - 146089

Published: March 1, 2025

Language: Английский

Citations

0
Electrocatalytic effects of two-dimensional (2D) layered titanate nanosheets (Ti2-/4□/4O4-; □ = vacancy, x = 0.67) modified electrode for V3+/V2+ redox reactions DOI

Mutembei K. Mutuma,

Jeong‐Won Park, Hyun Suk Jung

et al.

Applied Surface Science, Journal Year: 2025, Volume and Issue: unknown, P. 163079 - 163079

Published: March 1, 2025

Language: Английский

Citations

0
Advanced Materials for Vanadium Redox Flow Batteries: Major Obstacles and Optimization Strategies DOI
Jinqing Du,

Huitong Lin,

Longyan Zhang

et al.

Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown

Published: April 21, 2025

Abstract Electrochemical energy storage (EES) demonstrates significant potential for large‐scale applications in renewable storage. Among these systems, vanadium redox flow batteries (VRFB) have garnered considerable attention due to their promising prospects widespread utilization. The performance and economic viability of VRFB largely depend on critical components, including membranes, electrodes, electrolytes. However, as the fundamental materials ion conduction, often struggle effectively balance proton transfer while preventing crossover, enhancing long‐term stability, reducing manufacturing costs. Additionally, inherent structural limitations surface property defects electrode significantly impact improvement V 2+ /V 3+ electrochemical reaction kinetics enhancement power density. Furthermore, composition concentration electrolyte play a crucial role determining cost VRFB, well its density cycling performance. This review analyzes summarizes each component, reviews evaluates latest research advancements material modification, optimization, processes components over past 5 years. Moreover, comprehensive assessment environmental sustainability, feasibility, is presented, aiming provide strategic guidance commercialization VRFB.

Language: Английский

Citations

0
Carbon felt coated with tungsten–bismuth-based oxides as highly active and selective negative electrodes for high power density all-vanadium redox flow batteries DOI
Mostafa M. Omran, Taher Al Najjar, Nageh K. Allam

et al.

Journal of Materials Chemistry A, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

To develop the VRFB negative electrode, W–Bi-based oxides were solvothermally synthesized on carbon felt (W–Bi@CF). The W–Bi 2 @CF electrode showed superior catalytic activity, selectivity, and stability, with great potential for employment in VRFBs.

Language: Английский

Citations

0