Cobalt sulfide nanoflakes grown on graphite foam for Na-ion batteries with ultrahigh initial coulombic efficiency
Haisheng Wang, Jilei Liu, Huanhuan Wang, Xiaoyi Cai, Xinli Ye, Lili Zhang, Zhen Chen, Zexiang Shen
Abstract
Three underlying root causes for ultrahigh initial coulombic efficiency (99.4%) of Na-storage cobalt sulfide nanoarrays.
Topics & Concepts
Faraday efficiencyCobalt sulfideCobaltSulfideMaterials scienceGraphiteIonChemical engineeringInorganic chemistryChemistryMetallurgyElectrodeElectrochemistryOrganic chemistryPhysical chemistryEngineeringAdvancements in Battery MaterialsAdvanced Battery Materials and TechnologiesAdvanced Battery Technologies Research