Upcycling of degraded NCM cathode materials for prolonged high-rate stability: simultaneous dual modification from surface to bulk
Chao Zhu, Bin Wang, Jiexiang Li, Zihao Zeng, Hai Lei, Xiangjin Lu, Chi Zhang, Wei Sun, Yue Yang, Peng Ge
Abstract
The simultaneous dual modification from surface to bulk upcycles the spent NCM and prolongs the cycling stability at 4.6 V and 5 C, which is further confirmed theoretically and experimentally and extended to various systems.
Topics & Concepts
CathodeDual (grammatical number)Materials scienceSurface modificationCyclingStability (learning theory)Chemical engineeringComposite materialChemistryComputer sciencePhysical chemistryEngineeringArchaeologyHistoryArtMachine learningLiteratureAdvancements in Battery MaterialsExtraction and Separation ProcessesElectron and X-Ray Spectroscopy Techniques