Optimization of tannin-derived hard carbon spheres for high-performance sodium-ion batteries
Adrian Beda, François Rabuel, Omar Rahmouni, Mathieu Morcrette, Camélia Matei Ghimbeu
Abstract
Eco-friendly and low-cost polyphenol precursors were used to obtain hard carbon spheres with tuned properties (particle size, structure, and porosity). Optimized materials exhibit high Coulombic efficiency and specific capacity in Na-ion batteries.
Topics & Concepts
Faraday efficiencyPorosityCarbon fibersMaterials scienceIonSodiumTanninParticle sizeChemical engineeringParticle (ecology)SPHERESEnvironmentally friendlyChemistryComposite materialOrganic chemistryMetallurgyComposite numberFood scienceElectrolyteEcologyPhysicsOceanographyElectrodeBiologyPhysical chemistryGeologyEngineeringAstronomyAdvancements in Battery MaterialsSupercapacitor Materials and FabricationAdvanced Battery Materials and Technologies