A black zirconia cathode coating layer enabling facile charge diffusion and surface lattice stabilization for lithium-ion batteries
Yoo Jung Choi, Sungbin Jang, Hongjun Chang, You Jin Kim, Suji Kim, Ga-Yoon Kim, Ju Ho Lee, Janghyuk Moon, Jin‐Soo Kim, Won‐Hee Ryu
Abstract
Black ZrO 2− x is coated onto a Ni-rich cathode via solvent-free shearing, enhancing charge transfer, reducing gas evolution, and preventing cracking. It lowers Li-ion transfer barriers and mitigates oxygen release through strong Zr–O hybridization.
Topics & Concepts
CathodeMaterials scienceCoatingIonLattice (music)Layer (electronics)Lithium (medication)Cubic zirconiaDiffusionChemical engineeringChemical physicsComposite materialChemistryCeramicPhysical chemistryThermodynamicsPhysicsAcousticsEngineeringMedicineEndocrinologyOrganic chemistryAdvancements in Battery MaterialsSemiconductor materials and devicesCopper Interconnects and Reliability