Accelerating Desolvation Process and Achieving Dendrite‐Free Zn Anode Via Dielectric Filler‐assisted Artificial Hybrid Interphase

Advanced Sustainable Systems, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 2, 2025

Abstract Aqueous zinc‐ion batteries (AZIBs) have garnered significant interest for their potential in large‐scale energy storage, attributed to high safety and low cost. Nonetheless, issues such as limited cycling lifespan coulombic efficiency (CE) associated with dendrite formation uncontrollable side reactions on the Zn metal anode pose challenges that restrict practical applications. Herein, a dielectric filler‐assisted artificial hybrid interphase is constructed surface address faced by aqueous electrolytes. TiO 2 nanoparticles special properties promote solvation process carboxymethyl cellulose (CMC) acts physical barrier suppressing adverse blocking dendrite. Consequently, symmetric cell using modified zinc achieves prolonged cycle life of over 2500 h at 1 mAh cm −2 . Furthermore, full vanadium‐based cathode delivers excellent electrochemical performance (over 600 cycles A g −1 ). This research offers an efficient scalable approach enhance anodes.

Language: Английский

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Stereoisomeric Engineering Mediated Zinc Metal Electrodeposition: Critical Balance of Solvation and Adsorption Capability

Advanced Powder Materials, Journal Year: 2025, Volume and Issue: unknown, P. 100276 - 100276

Published: Feb. 1, 2025

Language: Английский

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Progress and challenges of transition metal-based catalysts regulation for Li-CO2 batteries

Energy storage materials, Journal Year: 2025, Volume and Issue: unknown, P. 104047 - 104047

Published: Jan. 1, 2025

Language: Английский

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Design of Highly Stable Binder-Free Sn–Al Sol Coating for Zinc Metal Anode

ACS Applied Materials & Interfaces, Journal Year: 2025, Volume and Issue: unknown

Published: Feb. 12, 2025

The construction of artificial solid electrolyte interfaces on zinc anodes is recognized as an effective strategy to mitigate dendrite formation and side reactions; however, existing methods are often complex time-consuming. In this study, we successfully fabricated a highly stable Sn–Al sol protective layer the surface anode using simple spray-coating technique. This significantly enhances electrochemical performance symmetric cells, achieving cycling for over 2500 h at 1 mA cm–2. Zn//Cu half-cells, coating improves charge–discharge efficiency stability, with 500 950 cycles 5 cm–2, respectively. average during reaches 95.7%, in contrast 85.0% bare Zn, indicating improved utilization Zn2+. Additionally, offers enhanced corrosion resistance effectively promotes uniform Zn2+ growth along (101) crystal plane, reducing formation. Overall, approach presents significant potential high-stability modifications anodes, offering novel industrial application zinc-ion batteries.

Language: Английский

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Pumping Electrons from Oxygen-Bridged Cobalt for Low-Charging-Voltage Zn-Air Batteries

Nano Letters, Journal Year: 2024, Volume and Issue: 24(43), P. 13653 - 13661

Published: Oct. 21, 2024

Reducing the charging voltage is a prerequisite for improving chargeability and energy efficiency of Zn-air batteries (ZABs). Herein, Fe

Language: Английский

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Exploring innovative trends and advancements in rechargeable zinc-air batteries

Inorganic Chemistry Communications, Journal Year: 2024, Volume and Issue: 170, P. 113288 - 113288

Published: Oct. 10, 2024

Language: Английский

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Hollow Graphene Microsphere In Situ Deposited with Rock-Salt-Type High-Entropy Oxide Nanoparticles for Enhanced Rate Performance as Anodes in Lithium-Ion Batteries

ACS Applied Energy Materials, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 29, 2025

Language: Английский

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Surface Tension‐Derived Electrical Double Layer Modification Enables Practical Zinc‐Ion Pouch Cells

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

Published: March 2, 2025

Abstract Interface issues such as parasitic reactions and dendrite growth have long been major obstacles hindering the longevity of aqueous zinc‐ion batteries (AZIBs). The quest for more effective strategies to regulate highly active interface remains a focal point in AZIBs. Herein, novel interface‐targeted additive N‐Acetoacetylmorpholine (NHM) is introduced, by lowering interfacial tension modifying electrical double layer, improve performance This reconfiguration results H 2 O‐poor inner Helmholtz plane, which suppresses reactions, accelerates kinetics, fosters uniform zinc deposition. Consequently, anode demonstrates impressive cycling durability, exceeding 3800 h plating/stripping process 400 steady cycle at high depth discharge (DOD) 60%. Zn/NH 4 V O 10 full cell superior performance, achieving 80% capacity retention after 1500 cycles. Moreover, pouch cells with highloading cathodes (13.5 mg cm −2 ) can maintain 70% 300 cycles 0.5 A g −1 . controlled N/P ratio (2.63:1) shows excellent stability 130 These findings provide valuable insights into design offer promising enhancing practicality

Language: Английский

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Zn2+ flux regulator to modulate the interface chemistry toward highly reversible Zn anode

Journal of Colloid and Interface Science, Journal Year: 2024, Volume and Issue: 682, P. 232 - 241

Published: Nov. 28, 2024

Language: Английский

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Bimetallic self-supported AuCu alloy aerogel with abundant diffusion channels for regulating oxygen reduction reaction by electronic structure modulation for zinc-air battery application

Chemical Engineering Journal, Journal Year: 2025, Volume and Issue: unknown, P. 159930 - 159930

Published: Jan. 1, 2025

Language: Английский

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