Additive Manufacturing of Redox-Active Covalent Organic Frameworks for High-Areal-Capacity Lithium-Sulfur Batteries.
Covalent organic frameworks (COFs) have emerged as promising sulfur hosts for lithium-sulfur batteries; however, most studies rely on conventional two-dimensional cast cathodes, which restrict practical sulfur loading levels and areal capacity. Here, we report a 3D direct ink writing (DIW) strategy for fabricating meta...