Phosphonitrile-based Porous Polymer Interfaces for Coupled Homogenization of Zn2+ Flux and Interfacial Electric Field Distribution Enabling Dendrite-free Zinc Anodes

Key Points

• This research aims to enhance the stability of zinc anodes in aqueous zinc-ion batteries by utilizing phosphonitrile-based porous polymers.
• Utilized porous polymer interfaces to enable coupled homogenization of Zn2+ flux and electric field distribution.
• Performed experiments analyzing interfacial stability between the zinc anode and the electrolyte.
• Assessed dendrite formation prevention in zinc anodes.
• Achieved significant decrease in dendrite formation compared to standard anode materials.
• Demonstrated enhanced zinc-ion flux and improved electric field distribution, supporting greater battery efficiency.
• Experimental outcomes indicated better overall performance of aqueous zinc-ion batteries with the new interface.