High-valence Ni<sup>3+</sup> construction and stability by electrochemical de-lithiation boosting oxygen evolution
Shujing Li, Xiaoming Zhu, Xiaohan Wang, Wenshu Luo, Xu Yu, Qiuyun Guo, Kunming Song, Han Tian, Xiangzhi Cui, Jianlin Shi
Abstract
High-valence Ni 3+ and O vacancies generated during electrochemical de-lithiation endow the cathode NCM of spent lithium-ion batteries with high OER performance.
Topics & Concepts
Valence (chemistry)ElectrochemistryOxygen evolutionBoosting (machine learning)OxygenMaterials scienceChemistryElectrodePhysical chemistryComputer scienceOrganic chemistryMachine learningAdvancements in Battery MaterialsElectrocatalysts for Energy ConversionSemiconductor materials and devices