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Recently, aqueous Zn-based batteries (AZBs) are receiving increased attention in wearable and implantable electronics due to the low cost, high safety, high eco-efficiency, and relatively high energy density. However, it is still a big challenge to develop stretchable AZBs (SAZBs) which can be conformally folded, crumpled, and stretched with human body motions. Although a lot of efforts have been dedicated to constructions of SAZBs, a comprehensive review which focuses on summarizing stretchable materials, device configurations and challenges of SAZBs is needed. Herein, this review attempts to critically review the latest developments and progress in stretchable electrodes, electrolytes, packaging materials and device configurations in detail. Furthermore, these challenges and potential future research directions in the field of SAZBs are also discussed.
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http://dx.doi.org/10.1002/smtd.202300591 | DOI Listing |
Nanoscale
August 2025
Yaoshan Laboratory, Pingdingshan University, Pingdingshan 467000, P. R. China.
Zn metal anodes have emerged as promising candidates for aqueous Zn-based energy storage devices owing to their high theoretical specific capacity, low redox potential, and abundance of raw materials. However, sluggish Zn kinetics and uneven electric-field distribution at the interface between the Zn anode and electrolyte can lead to the formation of harmful Zn dendrites, reducing the cycle life of both the Zn anode and Zn-based devices. Here, a structurally stable rare-earth compound, yttrium fluoride (YF), is introduced as an artificial interfacial layer for Zn anodes to facilitate Zn migration and nucleation.
View Article and Find Full Text PDFACS Nano
August 2025
Shenzhen Key Laboratory of Special Functional Materials, Shenzhen Engineering Laboratory for Advance Technology of Ceramics, Guangdong Research Center for Interfacial Engineering of Functional Materials, Guangdong Provincial Key Laboratory of New Energy Materials Service Safety, College of Materials
Challenges like zinc dendrite growth, hydrogen evolution, and electrolyte freezing hinder the development of aqueous Zn-based batteries. To address these issues, we implemented synergetic structural optimizations. A stress-mediated (002)-textured Zn anode was fabricated and characterized via cross-sectional electron channeling contrast.
View Article and Find Full Text PDFChem Commun (Camb)
August 2025
Key Laboratory of Catalysis and Energy Materials Chemistry of Ministry of Education & Hubei Key Laboratory of Catalysis and Materials Science, Hubei R&D Center of Hyperbranched Polymers Synthesis and Applications, South-Central Minzu University, Wuhan 430074, China.
Aqueous zinc-ion batteries (ZIBs) are hindered by anode issues including dendrite growth, hydrogen evolution, and passivation. Herein, we propose use of a polypyrrole (PPy) combined with citric acid (CA) and sodium sulfate (NaSO) additives to regulate Zn reduction kinetics. The modified anode enables a symmetric cell to achieve stable cycling over 400 h (1 mA cm, 1 mA h cm) with low polarization voltage (45 mV).
View Article and Find Full Text PDFSmall
July 2025
Institute of Microelectronics and Integrated Circuits, School of Microelectronics, Hubei University, Wuhan, 430062, P. R. China.
Aqueous zinc-based rechargeable batteries are promising candidates for intelligent energy storage solutions due to the low redox potential of the anode (-0.763 V vs SHE), the ultrahigh theoretical capacity of zinc (820 mA·h·g⁻¹), low cost, and exceptional safety. However, their integration with flexible electronic devices necessitates the exploitation of electrolytes that combine both flexibility and stability.
View Article and Find Full Text PDFDalton Trans
July 2025
Department of Applied Chemistry, ZHCET, Aligarh Muslim University, Aligarh 202002, India.
In this study, a two-fold interpenetrated 3D Zn-based metal-organic framework, {[Zn(btc)(Hata)(HO)]} (AR-2), was successfully synthesized a hydrothermal approach using 1,2,4,5-benzene tetracarboxylic acid and 3-amino-1,2,4-triazole as oxygen and nitrogen donor ligands, respectively. Single-crystal X-ray diffraction (SCXRD) analysis reveals the presence of two distinct Zn nodes (Zn1 and Zn2) adopting tetrahedral and square-pyramidal geometries, confirmed by the geometric index. The topological analysis identifies a 3D bbf-3,4-Cccm net.
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