Energy storage materials, Journal Year: 2024, Volume and Issue: 74, P. 103991 - 103991
Published: Dec. 28, 2024
Language: Английский
Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 497, P. 154541 - 154541
Published: Aug. 3, 2024
Language: Английский
Citations
11
Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(18), P. 8980 - 9028
Published: Jan. 1, 2024
As one of the most promising electrochemical energy storage systems, aqueous batteries are attracting great interest due to their advantages high safety, sustainability, and low costs when compared with commercial lithium-ion batteries, showing promise for grid-scale storage. This invited tutorial review aims provide universal design principles address critical challenges at electrode-electrolyte interfaces faced by various multivalent battery systems. Specifically, deposition regulation, ion flux homogenization, solvation chemistry modulation proposed as key tune inter-component interactions in corresponding interfacial strategies underlying working mechanisms illustrated. In end, we present a analysis on remaining obstacles necessitated overcome use under different practical conditions future prospects towards further advancement sustainable systems long durability.
Language: Английский
Citations
11
Advanced Energy Materials, Journal Year: 2024, Volume and Issue: 14(44)
Published: Aug. 13, 2024
Abstract Zn‐I 2 batteries suffer from uncontrollable shuttle effects of polyiodine ions (I 3 − and I 5 ) at the cathode/electrolyte interface side reactions induced by reactive H O anode/electrolyte interface. In this study, a hydrated eutectic electrolyte is designed that synergizes network functional interfacial adsorbed layer to develop high‐performance batteries. The can restrain active molecules in inhibit reaction effect Additionally, guides nucleation behavior Zn 2+ growth dendrites also separates zinc anode direct contact with corrosion. Theoretical calculation, situ Ultraviolet–visible spectroscopy (UV‐vis) Raman characterizations, visualization experiments demonstrate effectively inhibits shuttling improves reversibility deposition/stripping behavior. Consequently, battery maintain capacity 133 mAh g −1 after 5000 cycles C. This highly efficient synergistic strategy offers practical approach development advanced
Language: Английский
Citations
10
Energy & Environmental Science, Journal Year: 2025, Volume and Issue: unknown
Published: Jan. 1, 2025
By regulating interfacial kinetics, TG4/H 2 O co-solvent electrolyte promotes dense, dendrite-free Zn electrodeposition, reduces H O-derived side reactions, and enhances cathode stability, enabling high reversibility durability for Ah-level ZIBs.
Language: Английский
Citations
1
Advanced Functional Materials, Journal Year: 2025, Volume and Issue: unknown
Published: Feb. 25, 2025
Abstract Molecule design is significant for achieving the functional diversity of electrolyte additives in aqueous zinc‐ion batteries, yet strategy underutilized. Here modular molecular engineering proposed to segregate and recombine hydrophilic (hydrophobic) zincophobic (zincophilic) modules within maximize efficacy electrolytes promoting Zn stability reversibility. By using an with a polyoxometalate (POM) additive, (NH 4 ) 3 [PMo 12 O 40 ], which contains zincophilic‐hydrophobic polyoxoanion ] 3− zincophobic‐hydrophilic cation NH + , promising system developed. Experimental theoretical analyses unravel that consisting weak [Mo 36 shell encapsulating zincophilic intensifier PO core, can alter 2+ ‐solvation sheath Zn‐electrolyte interface. Meanwhile, disrupts hydrogen bond networks water, synergistically realizing high electrochemical anode at both room low temperatures. As result, Zn//NaV 8 ∙1.5H 2 batteries additive exhibit outstanding cycling stability, over 10 000 cycles 5 A g −1 25 °C 800 0.2 −30 °C. This work highlights significance molecule expands research scope POM chemistry.
Language: Английский
Citations
1
Energy & Fuels, Journal Year: 2024, Volume and Issue: 38(17), P. 15998 - 16009
Published: Aug. 12, 2024
Aqueous zinc-ion batteries (AZIBs) have been extensively recognized as the most viable large-scale energy storage devices due to their low cost, ecofriendliness, and high safety. Nevertheless, zinc anodes in conventional aqueous electrolytes suffer from harmful reactions, including dendrites, hydrogen evolution reaction, corrosion, resulting a short cycle life of AZIBs. In recent years, versatile strategies performed address these problems, among which engineering electrolyte additive is regarded promising approach thanks its advantages simplicity operability. Up now, great deal work on additives has published; therefore, an in-depth fundamental understanding mechanisms urgently needed. this review, we comprehensively overview functional role AZIBs, regulating solvation structure, altering H-bond network, forming adsorption layer, generating electrostatic shielding effect, constructing solid interphase. Lastly, some prospects for future development advanced AZIBs are also suggested review.
Language: Английский
Citations
5
Advanced Materials, Journal Year: 2025, Volume and Issue: unknown
Published: Feb. 16, 2025
Abstract The practical development of aqueous zinc‐iodine (Zn‐I 2 ) batteries is greatly hindered by the low energy density resulting from conventional I 0 /I − conversion and limited temperature tolerance. Here, a temperature‐insensitive polycationic hydrogel electrolyte borax‐bacterial cellulose / p (AM‐ co ‐VBIMBr) (denoted as BAVBr) for achieving an energy‐dense cascade Zn‐I battery over wide range −50 to 50 °C designed. A comprehensive investigation, combining advanced spectroscopic investigation DFT calculations, has revealed that presence Br species in gel facilitates reaction /Br . Simultaneously, it activates high voltage + redox through interhalogen formation. Consequently, sequential highly reversible reactions involving , are achieved with assistance −NR 3 units BAVBr, effectively suppressing hydrolysis electrolyte. lead area capacity 0.76 mAh cm −2 at loading 1 mg or 760 g −1 based on mass iodine, demonstrating exceptional long‐term cycling stability °C. This study offers valuable insights into rational design electrolytes high‐energy batteries, specifically tailored wide‐temperature operation.
Language: Английский
Citations
0
Advanced Materials, Journal Year: 2025, Volume and Issue: unknown
Published: Feb. 25, 2025
Aqueous Zn-ion batteries (ZIBs) have experienced substantial advancements recently, while the aqueous electrolytes exhibit limited thermal adaptability. The low-cost Zn(BF4)2 salt possesses potential low-temperature application, brings unsatisfied stability of Zn anodes. To address this challenge, an ionic liquid based eutectic electrolyte (ILEE) utilizing presenting remarkable across a temperature range ≈-100-150 °C is developed, enabling ZIBs to operate in diverse conditions. inner Zn2+ solvation structure can be modulated BF4 --rich state within ILEE system, forming static ZnF₂ layer at electrolyte-Zn anode interface, as evidenced by ab initial molecular dynamic simulations. Moreover, positively charged EMIM+ accumulate on anodes form secondary electrostatic shield that mitigates uncontrollable dendrites growth, enhancing overall cycling life over 10 times compared with pure system. When electrolyte, PANI||Zn full cells demonstrate acceptable performances under all-temperature environments, especially long 9500 cycles low -40 and 500 high 60 °C. This special holds significant promise for future extreme environment.
Language: Английский
Citations
0
Energy storage materials, Journal Year: 2025, Volume and Issue: unknown, P. 104211 - 104211
Published: March 1, 2025
Language: Английский
Citations
0
Chemistry - A European Journal, Journal Year: 2025, Volume and Issue: unknown
Published: March 30, 2025
Abstract Cu anodes exhibit a higher theoretical specific capacity (843 mAh g −1 or 7558 cm −3 ) than Zn (820 5855 ), and have garnered widespread attention. However, aqueous Cu‐ion batteries suffer from severe dendrite growth, limited cycle life, poor high‐temperature performance. To the best of our knowledge, this is first time that deep eutectic solvent (DES) electrolyte proposed to address these issues. Fourier transform infrared spectroscopy molecular dynamics simulations confirm DES coordinates with 2+ , thereby modulating deposition behavior. Consequently, planar extended life (6000 h versus 730 h) are achieved. Furthermore, exhibits promising application potential under harsh conditions. A Cu─MnO 2 full cell retains 174.8 after 300 cycles at 50 °C.
Language: Английский
Citations
0