An amino acid-based functional additive enables fast polyiodide conversion kinetics for durable Zn–I <sub>2</sub> batteries
Xinran Fu, Yicai Pan, Zhixiang Chen, Fulong Li, Yongqiang Yang, Min Chen, Haoran Tu, Tianyu Qiu, Zhenyue Xing, Peng Rao, Zhenye Kang, Wenjun Zhang, Xiaodong Shi, Lutong Shan, Xinlong Tian
Abstract
d -penicillamine (DPL) additive holds strong adsorption energy for iodine species and low Gibbs free energy for iodine reduction reaction, which contributes to fast iodine redox kinetics and shuttle-free polyiodides.
Topics & Concepts
KineticsChemistryRedoxIodineAdsorptionGibbs free energyInorganic chemistryMaterials scienceChemical engineeringReduction (mathematics)Chemical kineticsActivation energyOxidation reductionDegradation (telecommunications)Energy densityKinetic energyWork (physics)Physical chemistryThermodynamicsAdvanced battery technologies researchAdvancements in Battery MaterialsAdvanced Battery Materials and Technologies