Chemomechanics in Ni–Mn binary cathode for advanced sodium-ion batteries
Hyungjun Kim, Myungkyu Kim, Shidong Park, Maenghyo Cho, Duho Kim
Abstract
Na[Mn 1/2 Ni 1/2 ]O 2 undergoes anisotropic deformation due to the contraction of Ni by its double redox and Jahn–Teller-induced transition metal layer distortion. However, secondary particle morphology engineering mitigates the mechanical failure.
Topics & Concepts
CathodeMaterials scienceIonDistortion (music)Transition metalBinary numberRedoxJahn–Teller effectAnisotropyMetallurgyChemistryPhysical chemistryPhysicsOptoelectronicsOpticsCMOSMathematicsBiochemistryCatalysisOrganic chemistryAmplifierArithmeticAdvancements in Battery MaterialsSemiconductor materials and devicesTransition Metal Oxide Nanomaterials