Manipulating Zn 002 deposition plane with zirconium ion crosslinked hydrogel electrolyte toward dendrite free Zn metal anodes

Energy & Environmental Science, Journal Year: 2023, Volume and Issue: 16(10), P. 4561 - 4571

Published: Jan. 1, 2023

A Zr 4+ crosslinked hydrogel electrolyte is demonstrated on side reaction resistance for high-performance aqueous Zn-based devices.

Language: Английский

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Design Strategies for Aqueous Zinc Metal Batteries with High Zinc Utilization: From Metal Anodes to Anode-Free Structures

Nano-Micro Letters, Journal Year: 2024, Volume and Issue: 16(1)

Published: Jan. 4, 2024

Aqueous zinc metal batteries (AZMBs) are promising candidates for next-generation energy storage due to the excellent safety, environmental friendliness, natural abundance, high theoretical specific capacity, and low redox potential of (Zn) metal. However, several issues such as dendrite formation, hydrogen evolution, corrosion, passivation Zn anodes cause irreversible loss active materials. To solve these issues, researchers often use large amounts excess ensure a continuous supply materials anodes. This leads ultralow utilization squanders density AZMBs. Herein, design strategies AZMBs with discussed in depth, from utilizing thinner foils constructing anode-free structures 100%, which provides comprehensive guidelines further research. Representative methods calculating depth discharge different first summarized. The reasonable modification foil anodes, current collectors pre-deposited Zn, aqueous (AF-AZMBs) improve then detailed. In particular, working mechanism AF-AZMBs is systematically introduced. Finally, challenges perspectives high-utilization presented.

Language: Английский

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A Trifunctional Electrolyte Enables Aqueous Zinc Ion Batteries with Long Cycling Performance

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: 34(30)

Published: March 25, 2024

Abstract Aqueous zinc ion batteries hold promise as alternative systems to lithium‐based batteries. However, practical development faces critical challenges due parasitic side reactions and dendrite growth in anodes. While introducing electrolyte additives is promising, monofunctional offer limited protection the anode from a single aspect. Herein, disodium succinate additive presented establish hydrophobic zincophilic dual electric layer structure on Zn surface, regulate solvation of 2+ , act pH buffer during cycling. As result, symmetrical cell with an containing 0.2 m SADS shows durable life over 2200 h, Zn||MnO 2 full still maintains 80% capacity retention after 1000 cycles. In addition, both show wide applicability match NVO I cathode. This work provides low‐cost multifunctional additive, facilitating high‐performance aqueous

Language: Английский

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Polymer-adjusted zinc anode towards high-performance aqueous zinc ion batteries

Progress in Polymer Science, Journal Year: 2024, Volume and Issue: 152, P. 101817 - 101817

Published: April 5, 2024

Language: Английский

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Functionalization design of zinc anode for advanced aqueous zinc‐ion batteries

SusMat, Journal Year: 2024, Volume and Issue: 4(2)

Published: Feb. 14, 2024

Abstract Rechargeable aqueous zinc‐ion batteries (AZIBs) offer high energy density, low cost, and are environmentally friendly, rendering them potential storage devices. However, dendrite growth on the zinc anode numerous side reactions during operation challenge their commercialization. Recent advancements have introduced various materials for functionalization of anodes. These developments effectively mitigate performance degradation anode, enhancing both its cycle stability overall AZIBs. Herein, construction functionalized anodes is discussed, current (including organic, inorganic composites) modified categorized, protective mechanism behind analyzed. The study concludes by outlining characteristics suitable dendritic‐free prospects future development directions in

Language: Английский

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Realizing highly stable zinc anode via an electrolyte additive shield layer and electrochemical in-situ interface

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 488, P. 151104 - 151104

Published: April 8, 2024

Language: Английский

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An integrated Janus hydrogel with different hydrophilicities and gradient pore structures for high-performance zinc-ion batteries

Energy & Environmental Science, Journal Year: 2024, Volume and Issue: 17(12), P. 4126 - 4136

Published: Jan. 1, 2024

A pioneering achievement is made in developing integrated Janus hydrogel electrolytes featuring gradient pores cross-section and varying hydrophilicities on surfaces. This novel enables Zn-ion batteries to exhibit excellent performance.

Language: Английский

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Hybrid Co‐Solvent‐Induced High‐Entropy Electrolyte: Regulating of Hydrated Zn²⁺ Solvation Structures for Excellent Reversibility and Wide Temperature Adaptability

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: 14(18)

Published: March 11, 2024

Abstract As a new generation of lithium‐ion battery alternative, aqueous zinc (Zn) ion batteries (ZIBs) garner tremendous interests for future energy storage application owing to their inherent incombustible, nontoxic, and low‐cost features. However, practical utilization is hampered by the electrolyte freezing at subzero conditions. In this study, novel high‐entropy (HE) fabricated presented with hybrid solvents mitigate low temperatures, restrain calendar corrosion, boost Zn‐ion transfer kinetics. Specifically, isovolumetric combined ethyl acetate, ethylene glycol, dimethyl sulfoxide as solvent components not only induce reconfiguration hydrogen bonding, but also alter solvation sheath Zn ions within HE environment. This synergistic coupling co‐solvents effectively harnesses features individual additive facilitates remarkable advantages on cycling reversibility, especially in low‐temperature Benefiting from anti‐freezing structure regulation features, symmetrical equipped electrolytes can work over 2500 h salt concentration (1 m ) various temperatures. provides facile modulation strategy achieve electrolyte, promoting commercialization advanced ZIBs wide‐temperature adaptability.

Language: Английский

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Zinc Chemistries of Hybrid Electrolytes in Zinc Metal Batteries: From Solvent Structure to Interfaces

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(47)

Published: Oct. 7, 2024

Abstract Along with the booming research on zinc metal batteries (ZMBs) in recent years, operational issues originated from inferior interfacial reversibility have become inevitable. Presently, single‐component electrolytes represented by aqueous solution, “water‐in‐salt,” solid, eutectic, ionic liquids, hydrogel, or organic solvent system are hard to undertake independently task of guiding practical application ZMBs due their specific limitations. The hybrid modulate microscopic interaction mode between Zn 2+ and other ions/molecules, integrating vantage respective electrolyte systems. They even demonstrate original mobility pattern chemistries mechanism distinct electrolytes, providing considerable opportunities for solving electromigration problems ZMBs. Therefore, it is urgent comprehensively summarize principles, characteristics, applications various employed This review begins elucidating chemical bonding physicochemical theory, then systematically elaborates structure, migration forms, properties, mechanisms at anode/cathode interfaces each type electrolytes. Among which, scotoma amelioration strategies current actively exposited, expecting provide referenceable insights further progress future high‐quality

Language: Английский

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Progress and challenges of electrolyte modulation in aqueous zinc-ion batteries

Rare Metals, Journal Year: 2024, Volume and Issue: 43(7), P. 2940 - 2967

Published: April 9, 2024

Language: Английский

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