Surface-tension-induced high packing density carbon nanoribbon films with ultrahigh volumetric capacitance
Xiao Jun Shi, Huanwen Wang, Taoqiu Zhang, Tong Xue, Haiyong He, Hong Jin Fan
Abstract
The internal hollow voids of tubular carbon fibers are eliminated due to the surface-tension-induced structural shrinkage, leading to high porosity and dense stacking. The obtained electrodes are suitable for ultrafast-charging supercapacitors.
Topics & Concepts
Materials scienceCapacitancePorosityCarbon fibersComposite materialElectrodeSphere packingOptoelectronicsCurrent densityCompression (physics)Supercapacitor Materials and FabricationCarbon Nanotubes in CompositesAerogels and thermal insulation