Sustainable zinc–air battery chemistry: advances, challenges and prospects

Chemical Society Reviews, Journal Year: 2023, Volume and Issue: 52(17), P. 6139 - 6190

Published: Jan. 1, 2023

Sustainable zinc-air batteries (ZABs) are considered promising energy storage devices owing to their inherent safety, high density, wide operating temperature window, environmental friendliness, etc., showing great prospect for future large-scale applications. Thus, tremendous efforts have been devoted addressing the critical challenges associated with sustainable ZABs, aiming significantly improve efficiency and prolong operation lifespan. The growing interest in ZABs requires in-depth research on oxygen electrocatalysts, electrolytes, Zn anodes, which not systematically reviewed date. In this review, fundamentals of electrocatalysts air cathodes, physicochemical properties ZAB issues strategies stabilization anodes summarized from perspective fundamental characteristics design principles. Meanwhile, significant advances situ/operando characterization highlighted provide insights into reaction mechanism dynamic evolution electrolyte|electrode interface. Finally, several thoughts perspectives provided regarding opportunities ZABs. Therefore, review provides a thorough understanding advanced chemistry, hoping that timely comprehensive can shed light upcoming horizons prosperous area.

Language: Английский

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Zn-based batteries for sustainable energy storage: strategies and mechanisms

Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(10), P. 4877 - 4925

Published: Jan. 1, 2024

This review systematically summarizes various redox mechanisms in Zn-based batteries and design strategies to improve their electrochemical performance, which provides a reference for future development of high-performance batteries.

Language: Английский

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Advancements in Achieving High Reversibility of Zinc Anode for Alkaline Zinc‐Based Batteries

Advanced Materials, Journal Year: 2023, Volume and Issue: 36(5)

Published: Aug. 10, 2023

Abstract Rechargeable alkaline zinc‐based batteries (ZBBs) have attracted extensive research attention due to their advantages of low cost, high specific energy, and safety. Although the investigation cathodes for secondary ZBBs has reached a relatively advanced stage, exploration zinc anodes is still in its infancy. Zinc electrolytes encounter challenges such as dendrite formation, passivation, corrosion during periods cell inactivity, hydrogen evolution cycling, thereby limiting rechargeability storability. Drawing upon latest on anodes, six fundamental strategies that encompass wide range aspects are identified categorized, from electrode modifications charge protocols. Specifically, these include 3D structures, coatings, alloying, additives, separators, They serve an insight summary current progress anodes. Additionally, complementary nature allows flexible combinations, enabling further enhancement overall performance Finally, several future directions advancement practical Zn anode proposed. This comprehensive review not only consolidates existing knowledge but also paves way broader opportunities pursuit high‐performance

Language: Английский

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Electrolyte Tuned Robust Interface toward Fast‐Charging Zn–Air Battery with Atomic Mo Site Catalyst

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(47)

Published: Sept. 3, 2023

Abstract Stable operation of sustainable Zn–air batteries (ZABs) has attracted considerable attention, but it remains a huge challenge to achieve temperature‐adaptive and fast‐charging ZABs. The poor Zn | electrolyte interface the sluggish charging kinetic are major obstacles. Here, high‐performance ZABs constructed by designing polarized zincophilic solid‐state (SSE) with unique solvation interaction 2+ ethylene glycol (EG), atomic Mo site cathode catalyst. On one hand, modulation structure ions partial substitution H 2 O EG inhibits dendrite growth parasitic reactions, leading improvement interface. Moreover, terminal groups in SSE strongly coordinated Zn/H O, which exerts profound influence on stability low‐temperature properties. other incorporated α‐Co(OH) mesoporous nanosheets decrease overpotential oxygen evolution reaction via strong electronic interaction. Consequently, assembled aqueous exhibit ten‐time ability remarkable cycling stability. show unprecedented (1400 cycles at 5 mA cm −2 ) high energy efficiency −40 °C.

Language: Английский

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A review on zinc electrodes in alkaline electrolyte: Current challenges and optimization strategies

Energy storage materials, Journal Year: 2023, Volume and Issue: 61, P. 102903 - 102903

Published: July 28, 2023

Language: Английский

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Zn Ionophores to Suppress Hydrogen Evolution and Promote Uniform Zn Deposition in Aqueous Zn Batteries

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 33(42)

Published: Aug. 30, 2023

Abstract Uncontrolled Zn dendrites and undesirable side reactions such as self‐corrosion hydrogen evolution reaction (HER) remain major challenges for the further development of aqueous batteries (AZBs). In this study, macrolide antibiotics are proposed to be added electrolyte, serving ionophores modulate 2+ solvation structure, regulate electrodeposition, suppress parasitic reactions. Azithromycin (Azi), a representative antibiotic, is demonstrated undergo bidentate coordination with ions remodel structure into [ZnAzi(H 2 O) 4 ] . Meanwhile, HER at anode significantly suppressed, evidenced quantitatively by on‐line production monitoring. Furthermore, promotion dense uniform electrodeposition also confirmed. The repeated plating/stripping test 0.1 m Azi in electrolyte reaches high cumulative capacity 10 Ah cm −2 current density mA an area mAh Moreover, corresponding Zn‐V O 5 pouch cell achieves stable operation 100 cycles without bulging caused gas evolution. Thus, engineering approach presents practically viable strategy AZBs.

Language: Английский

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Recent advances in flexible alkaline zinc-based batteries: Materials, structures, and perspectives

Journal of Energy Chemistry, Journal Year: 2023, Volume and Issue: 87, P. 61 - 88

Published: Aug. 29, 2023

The development of wearable electronic systems has generated increasing demand for flexible power sources. Alkaline zinc (Zn)-based batteries, as one the most mature energy storage technologies, have been considered a promising source owing to their exceptional safety, low costs, and outstanding electrochemical performance. However, conventional alkaline Zn-based battery face many challenges associated with electrodes electrolytes, causing capacity, poor cycle life, inferior mechanical Recent advances in materials structure design enabled revisitation technology applications electronics. Herein, we summarize up-to-date works batteries analyze strategies employed improve Firstly, introduce three reported cathode (including Ag-based, Ni-based, Co-based materials) batteries. Then, modifications anodes are investigated. Thirdly, recently advanced gel electrolytes introduced from properties, functions well fabrications. Finally, recent advantages sandwich-type, fiber-type thin film-type summarized compared. This review provides insights guidance high-performance next-generation

Language: Английский

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Dual‐Function Electrolyte Additive Design for Long Life Alkaline Zinc Flow Batteries

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(28)

Published: April 28, 2024

Abstract Alkaline zinc‐based flow batteries (AZFBs) have emerged as a promising electrochemical energy storage technology owing to Zn abundance, high safety, and low cost. However, zinc dendrite growth the formation of dead greatly impede development AZFBs. Herein, dual‐function electrolyte additive strategy is proposed regulate nucleation mitigate hydroxide corrosion depositions for stable This strategy, exemplified by urea, introduces an coordinate with 2+ /Zn proper strength, slowing deposition kinetics induce uniform protecting deposited surface from attack ions through preferable adsorption. The zincate complexes urea are identified be Zn(OH) 2 (urea)(H O) (OH) 4 (H (urea), which exhibit slow kinetics, allowing instantaneous nucleation. Calculation results reveal additional barrier 1.29 eV subsequent adsorption OH − group when molecule absorbs on cluster, significantly mitigating zinc. Consequently, prolonged cell cycling prototype alkaline zinc‐iron battery demonstrates operation over 130 h average coulombic efficiency 98.5%. It anticipated that this will pave way developing highly

Language: Английский

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Non-precious bifunctional high entropy alloy catalyst and layered double hydroxide enhanced gel electrolyte based rechargeable flexible zinc-air batteries

Chemical Engineering Journal, Journal Year: 2024, Volume and Issue: 488, P. 151093 - 151093

Published: April 8, 2024

Language: Английский

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Rechargeable Zn−MnO₂ Batteries: Progress, Challenges, Rational Design, and Perspectives

ChemElectroChem, Journal Year: 2023, Volume and Issue: 11(3)

Published: Dec. 22, 2023

Abstract As a new type of secondary ion battery, aqueous zinc‐ion battery has broad application prospect in the field large‐scale energy storage due to its characteristics low cost, high safety, environmental friendliness, and high‐power density. In recent years, manganese dioxide (MnO 2 )‐based materials have been extensively explored as cathodes for Zn‐ion batteries. Based on research experiences our group zinc batteries combining with latest literature system, we systematically summarize progress Zn−MnO This article first reviews current reaction mechanism batteries, then respectively expounds optimization MnO cathode, Zn anodes, diverse electrolytes their effects performance. Additionally, primary challenges related different components respective strategies mitigating them are discussed, ultimate objective offering comprehensive guidance design fabrication high‐performance Finally, future development direction density, safety long life is envisioned.

Language: Английский

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