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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Tailoring Oxygen Reduction Reaction Kinetics on Perovskite Oxides via Oxygen Vacancies for Low‐Temperature and Knittable Zinc–Air Batteries

Advanced Materials, Journal Year: 2023, Volume and Issue: 35(36)

Published: May 29, 2023

High kinetics oxygen reduction reaction (ORR) electrocatalysts under low temperature are critical and highly desired for temperature-tolerant energy conversion storage devices, but remain insufficiently investigated. Herein, vacancy-rich porous perovskite oxide (CaMnO3 ) nanofibers coated with reduced graphene coating (V-CMO/rGO) developed as the air electrode catalyst low-temperature knittable Zn-air batteries. V-CMO/rGO exhibits top-level ORR activity among oxides shows impressive temperature. Experimental theoretical calculation results reveal that synergistic effect between metal atoms vacancies, well accelerated enhanced electric conductivity mass transfer over rGO nanofiber 3D network contribute to catalytic activity. The desorption of intermediate is promoted by regulated electron filling. drives flexible batteries a -40 °C high peak power density 56 mW cm-2 long cycle life 80 h. This study provides insight kinetically active facilitates ZABs application in harsh environment.

Language: Английский

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An extended substrate screening strategy enabling a low lattice mismatch for highly reversible zinc anodes

Nature Communications, Journal Year: 2024, Volume and Issue: 15(1)

Published: Jan. 25, 2024

Aqueous zinc batteries possess intrinsic safety and cost-effectiveness, but dendrite growth side reactions of anodes hinder their practical application. Here, we propose the extended substrate screening strategy for stabilizing verify its availability (d

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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Cation‐Conduction Dominated Hydrogels for Durable Zinc–Iodine Batteries

Advanced Materials, Journal Year: 2024, Volume and Issue: 36(21)

Published: Feb. 13, 2024

Abstract Zinc–iodine batteries have the potential to offer high energy‐density aqueous energy storage, but their lifetime is limited by rampant dendrite growth and concurrent parasite side reactions on Zn anode, as well shuttling of polyiodides. Herein, a cation‐conduction dominated hydrogel electrolyte designed holistically enhance stability both zinc anode iodine cathode. In this electrolyte, anions are covalently anchored chains, major mobile ions in restricted be 2+ . Specifically, such cation‐conductive results ion transference number (0.81) within guides epitaxial nucleation. Furthermore, optimized solvation structure reconstructed hydrogen bond networks chains contribute reduced desolvation barrier suppressed corrosion reactions. On cathode side, electrostatic repulsion between negative sulfonate groups polyiodides hinders loss active material. This all‐round design renders zinc–iodine with reversibility, low self‐discharge, long lifespan.

Language: Английский

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Gel polymer electrolytes for rechargeable batteries toward wide-temperature applications

Chemical Society Reviews, Journal Year: 2024, Volume and Issue: 53(10), P. 5291 - 5337

Published: Jan. 1, 2024

Design principles, engineering strategies, challenges, and opportunities of gel polymer electrolytes for rechargeable batteries toward wide-temperature applications are thoroughly reviewed.

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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Microfluidic‐Assisted 3D Printing Zinc Powder Anode with 2D Conductive MOF/MXene Heterostructures for High‐Stable Zinc−Organic Battery

Advanced Materials, Journal Year: 2023, Volume and Issue: 36(6)

Published: Nov. 9, 2023

Abstract Zinc powder (Zn‐P) anodes have significant advantages in terms of universality and machinability compared with Zn foil anodes. However, their rough surface, which has a high surface area, intensifies the uncontrollable growth dendrites parasitic side reactions. In this study, an anti‐corrosive Zn‐P‐based anode functional layer formed from MXene Cu‐THBQ (MXene/Cu‐THBQ) heterostructure is successfully fabricated via microfluidic‐assisted 3D printing. The unusual strong adsorption ions using MXene/Cu‐THBQ can effectively homogenize ion flux inhibit hydrogen evolution reaction (HER) during repeated process plating/stripping, thus achieving stable cycling. Consequently, symmetric cell based on Zn‐P exhibits highly reversible cycling 1800 h at 2 mA cm −2 /1 mAh . Furthermore, Zn‐organic full battery matched 4‐hydroxy‐2,2,6,6‐tetramethylpiperidine‐1‐oxyl organic cathode riveted graphene delivers capacity maintains long cycle life.

Language: Английский

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Gel Polymer Electrolyte toward Large‐Scale Application of Aqueous Zinc Batteries

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

Published: July 30, 2023

Abstract Aqueous zinc batteries are promising candidates for energy storage and conversion devices in the “post‐lithium” era due to their high density, safety, low cost. The electrolyte plays an important role by conducting separating positive negative electrodes. However, issues of dendrites growth, corrosion, by‐product formation, hydrogen evolution leakage, evaporation aqueous electrolytes affect commercialization batteries. Moreover, widely used result large battery sizes, which not conducive emerging smart devices. intrinsic properties gel polymer (GPEs) can solve above problems. In order promote wider application GPEs‐based batteries, this review, working principle current problems first introduced, andthe merits GPEs compared then summarized. Subsequently, a series challenges corresponding strategies faced GPE is discussed, outlook its future development finally proposed.

Language: Английский

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Highly Reversible Zinc‐Air Batteries at −40 °C Enabled by Anion‐Mediated Biomimetic Fat

Advanced Functional Materials, Journal Year: 2023, Volume and Issue: 34(2)

Published: Sept. 24, 2023

Abstract The wide application of portable electrical equipment, aerial vehicles, smart robotics, etc. has boosted the development advanced batteries with safety, high energy density, and environmental adaptability. Inspired by fat layer on animal bodies, biomimetic is constructed as electrolytes solid‐state zinc‐air to achieve excellent cycling performance at low temperatures. Via tailored anion‐H 2 O interaction, antifreezing gel electrolytes, multi‐performance interface compatibility, temperature adaptability, stable power supply simultaneously, build robust Zn|electrolyte interface, thus promoting uniform interfacial electric fields Zn deposition. Excellent long‐term cyclability 120 h a current density 50 mA cm −2 are exhibited 25 °C. Moreover, −40 °C, record‐long life 205 large 10 achieved.

Language: Английский

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