Stoichiometry–grain size-specific capacitance interrelationships in nickel oxide
Alhad Parashtekar, Laure Bourgeois, Sankara Sarma V. Tatiparti
Abstract
adsorption. The deviation from stoichiometry at lower grain size mainly stems from nickel vacancy accommodation, according to the thermodynamic model proposed here. The interrelationships among stoichiometry, grain size and the specific capacitance of nickel oxide are investigated.
Topics & Concepts
StoichiometryNickelNickel oxideGrain sizeMaterials scienceAnalytical Chemistry (journal)OxideCyclic voltammetryGrain boundaryX-ray photoelectron spectroscopyAdsorptionInorganic chemistryChemistryChemical engineeringElectrochemistryMetallurgyPhysical chemistryMicrostructureElectrodeChromatographyEngineeringTransition Metal Oxide NanomaterialsConducting polymers and applicationsSupercapacitor Materials and Fabrication