Identification of the dual roles of Al <sub>2</sub> O <sub>3</sub> coatings on NMC811-cathodes <i>via</i> theory and experiment
Richard L. B. Chen, Farheen N. Sayed, Hrishit Banerjee, Israel Temprano, Jing Wan, Andrew J. Morris, Clare P. Grey
Abstract
Aluminium oxide coatings on Ni-rich layered oxide materials have the dual functions of scavenging protic and acidic species from the electrolyte, and in stabilising surface oxygen against chemical oxidation of electrolyte species at high potentials.
Topics & Concepts
Dual (grammatical number)CathodeIdentification (biology)Materials scienceEngineeringElectrical engineeringArtBiologyLiteratureBotanyAdvancements in Battery MaterialsNuclear Physics and ApplicationsSemiconductor materials and devices