Zinc dendrite growth and inhibition strategies - ScienceDirect
2021年6月1日 · Incorporating organic additives, including polymers, organic molecules, and surfactants into the electrolyte is a promising approach to suppress Zn dendrite growth.
Unraveling chemical origins of dendrite formation in zinc-ion
2024年10月3日 · Our findings reveal that in 50 mM ZnSO 4, the initiation of moss/whisker dendrites is chemically controlled, while their continued growth over extended cycles is kinetically governed. The...
Growth and inhibition of zinc anode dendrites in Zn-air batteries ...
2024年3月1日 · In this dissertation, a dendrite growth model for a Zn-air battery was established based on electrochemical phase field theory, and the effects of the charging time, anisotropy strength, and electrolyte temperature on the morphology and growth height of …
Unveiling The Mechanism of The Dendrite Nucleation and Growth …
2023年12月31日 · The unintentionally adsorbed O 2− and OH − ions are the inducing factors for Zn dendrite nucleation and growth on the Zn (0001) plane due to significantly increased Zn diffusion barriers. A top-down method is demonstrated to suppress the dendrite using delaminated V 2 CT x to capture O 2− and OH − ions thanks to reduced Zn diffusion ...
Observation of Zn Dendrite Growth via Operando Digital …
2023年3月9日 · In this study, we have developed a facile configuration for operando probing of Zn dendritic formation in Zn||Zn symmetric cells by galvanostatic electrodeposition. We also present a novel combination of operando digital optical microscopy and in situ lab-based X-ray CT.
Mitigating Zn Dendrite Growth and Enhancing the Utilization of Zn ...
2024年8月12日 · In this study, a 3D “electrochemical welding” composite electrode is designed by introduction of ZnO/C nanofibers film to copper foils as an anode according to pre-electrodeposition active Zn (Zn@ZnO/C-Cu). The flow of Zn 2+ through carbon fiber layer is regulated by zincophilic ZnO, promoting homogeneous diffusion of Zn 2+ to Cu foil. In ...
Zinc dendrite growth and inhibition strategies - ScienceDirect
2021年6月1日 · Currently, adjusting the process of nucleation and dendrite growth is the two most effective and common methods to achieve uniform Zn deposition. Their essence is to adjust the electric field distribution on the surface of Zn electrode, increase the migration rate of zincate ions, induce the direction of zinc deposition, and slow down the ...
Dendrites in Zn-Based Batteries - Wiley Online Library
2020年10月26日 · Aqueous Zn batteries that provide a synergistic integration of absolute safety and high energy density have been considered as highly promising energy-storage systems for powering electronics. Despite the rapid progress made in developing high-performance cathodes and electrolytes, the underestimated but non-negligible dendrites of Zn anode ...
Zinc-copper dual-ion electrolytes to suppress dendritic growth …
2024年1月3日 · To suppress dendrites and enable high loading and utilization, our strategy is to design a zinc-copper dual-ion electrolyte for use with zinc anodes as shown in Fig. 1. The incorporation of copper ions in the electrolyte facilitates CuZn alloy deposition during the anode plating/stripping processes.
Reviving Zn Dendrites to Electroactive Zn2+ by Ion Sieve Interface
2024年12月10日 · Zn 0 dendrite formation during repeated plating/stripping processes limits the practical use of Zn-metal anodes in reliable and affordable energy storage. Traditional methods, including dendrite suppression and dendrite regulation, fail under demanding performance conditions due to Zn 2+ diffusion limitations and concentration gradients. Here, using an in situ pre-zincation approach, a Li 2 Zn ...