Trifunctional Rb⁺-Intercalation Enhancing the Electrochemical Cyclability of Ammonium Vanadate Cathode for Aqueous Zinc Ion Batteries

ACS Nano, Journal Year: 2024, Volume and Issue: 18(9), P. 7311 - 7323

Published: Feb. 26, 2024

Rechargeable aqueous zinc-ion batteries (AZIBs) have been highly desired due to their low cost, intrinsic safety, environmental friendliness, and great potential in large-scale power storage systems. However, practical applications are impeded by unstable long-term electrochemical performances induced microstructure degradation of the cathode material, hydrogen evolution reaction electrolyte, dendritic growth on zinc anode upon cycling. In this work, rubidium cations (Rb

Language: Английский

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Nitroxyl radical triggered the construction of a molecular protective layer for achieving durable Zn metal anodes

Journal of Colloid and Interface Science, Journal Year: 2024, Volume and Issue: 664, P. 539 - 548

Published: March 12, 2024

Language: Английский

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Interfacial oxygen bridge bonding with Mo-O-Ti units in MoOx@Ti3C2 MXene harness efficient Li-O2 Battery at high rate

Applied Catalysis B Environment and Energy, Journal Year: 2024, Volume and Issue: 351, P. 123984 - 123984

Published: April 24, 2024

Language: Английский

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Collagen‐Mediated Solvent Sheathing and Derived Interfacial Manipulation Toward Ultrahigh‐Rate Zn Anodes

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 2, 2024

Abstract The zinc (Zn) anode in zinc‐ion batteries suffers from potential defects such as wild dendrite growth, severe Zn corrosion, and violent hydrogen evolution reaction, inducing erratic interfacial charge transfer kinetics, which eventually leads to electrochemical failure. Here, collagen, a biomacromolecule, is added achieve the reconstruction of electrolyte hydrogen‐bonding network modification derived interface. Benefiting electronegativity advantage amino groups (‐NH 2 ) (002) crystal plane preferentially exposed solid interface (SEI) rich ZnF 3 N promotes rapid anode. Thence, an impressive cumulative capacity 7,500 mAh cm −2 at 30 mA achieved assembled Zn|VO cell exhibited robust cycle reversibility even when subject maximum current 100 A g −1 ultra‐long life 20,000 cycles 50 , with single‐cycle loss low 0.0021%. Such convenient strategy solvent sheathing regulation manipulation opening up promising universal approach toward long‐life high‐rate anodes.

Language: Английский

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Electrolyte engineering for optimizing anode/electrolyte interface towards superior aqueous zinc-ion batteries: A review

Transactions of Nonferrous Metals Society of China, Journal Year: 2024, Volume and Issue: 34(10), P. 3118 - 3150

Published: Oct. 1, 2024

Language: Английский

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Electrolyte Solvation Chemistry for Stabilizing the Zn Anode via Functionalized Organic Agents

Small, Journal Year: 2024, Volume and Issue: 20(28)

Published: Feb. 13, 2024

Abstract As a potential candidate for grid‐scale energy storage technology, aqueous Zn‐ion batteries (ZIBs) have attracted considerable attention due to their intrinsic safety, environmental friendliness, and ease of fabrication. Nevertheless, the road industry this technique is hindered by serious issues, including undesired side reactions, random growth Zn dendrites, electrode passivation, anode corrosion, which are associated with high reactivity water molecules during electrochemical reactions. These challenges strongly dependent on electrolyte solvation chemistry (ESC), subsequently determines behavior metal ions surface. In work, comprehensive understanding optimized ESC specified functional groups mixing agents stabilize provided. First, facing ZIBs chemical principles outlined. Specific paid working different groups. Then recent progress summarized compared. Finally, perspectives future research presented from point view.

Language: Английский

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Comprehensive Understanding of Steric‐Hindrance Effect on the Trade‐Off Between Zinc Ions Transfer and Reduction Kinetics to Enable Highly Reversible and Stable Zn Anodes

Advanced Energy Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Oct. 21, 2024

Abstract The electrode interface concentration polarization attributed to the contradiction between sluggish mass transfer process and rapid electrochemical reduction kinetics significantly restricts practical application of Zn anode. Creating a moderate ions chemistry is essential for durable zinc‐ion batteries. In this work, trade‐off effect realized by selecting large‐size 4‐Aminomethyl cyclohexanecarboxylic acid (AMCA) molecule as electrolyte additive. Intriguingly, AMCA molecules reorganize 2+ solvation structure via robust coordination with reconstruct H‐bond networks, giving pulled desolvation process. Meanwhile, enlarges size push force, confining kinetics. balanced chemical environment maintained pull‐push interplay. Besides, can anchor on zinc surface create water‐poor microenvironment, fostering homogeneous (002) deposition effectively restricting water‐induced side‐reactions. Notably, Zn||Zn symmetric cell operates stably over 167 days at 20 mA cm −2 . Moreover, Zn||VOX full employed ensures outstanding capacity retention 99.15% after 590 cycles 2 A g −1 , even low N/P (4.3), lean (50 µL mAh ) ultrathin foil 10 µm. This work reveals unique insights into interfacial design toward high‐performance

Language: Английский

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Enhanced Hydrogen Bonding Through Strong Water‐Locking Additives for Long‐Term Cycling of Zinc Ion Batteries

Advanced Functional Materials, Journal Year: 2024, Volume and Issue: unknown

Published: Sept. 23, 2024

Abstract The promising energy storage devices, zinc ion batteries (ZIBs), face challenges such as dendritic growth and side reactions, which hinder their application development. As a polar group, hydroxyl groups can utilize hydrogen bonding to stably anchor water molecules, preventing contact between the anode. Moreover, they attract guide Zn 2+ rapidly uniformly deposit on Here, introduction of multi‐hydroxyl water‐locking additive Lactobionic acid (LA) molecules is proposed into conventional electrolytes. Through an in situ reaction highly reactive carboxyl LA anode, stable protective layer formed anode surface, effectively interface corrosion growth. result, Zn||Zn symmetric cell with exhibits remarkable performance, cycling for 2300 h under 1 mA cm −2 mAh . Even more rigorous conditions 10 , it maintains over 800 durability. Zn||NH 4 V O full configuration, impressive capacity retention rate 80.35% after 2000 cycles at current density 5 A g −1 This innovative method open new avenue designing high‐performance ZIBs.

Language: Английский

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Constructing a gradient soft-coupled SEI film using a dilute ternary electrolyte system towards high-performance zinc-ion batteries with wide temperature stability

Energy & Environmental Science, Journal Year: 2025, Volume and Issue: unknown

Published: Jan. 1, 2025

The electrolyte concentration plays a pivotal role in determining the efficacy of rechargeable batteries.

Language: Английский

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Highly reversible zinc anode enabled by trehalose modified sodium alginate/carboxymethyl cellulose hydrogel electrolyte

Chemical Engineering Journal, Journal Year: 2025, Volume and Issue: unknown, P. 161185 - 161185

Published: March 1, 2025

Language: Английский

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