CoS<sub>2</sub> needle arrays induced a local pseudo-acidic environment for alkaline hydrogen evolution
Guozhu Chen, Huangjingwei Li, Yajiao Zhou, Chao Cai, Kang Liu, Junhua Hu, Hongmei Li, Junwei Fu, Min Liu
Abstract
Finite-element simulations and direct detection of local pH changes prove that local C (OH − ) can be regulated to form a local pseudo-acidic environment by LEF, which greatly promote H 2 O dissociation for better alkaline HER performance.
Topics & Concepts
Dissociation (chemistry)HydrogenFinite element methodChemistryChemical engineeringMaterials sciencePhysicsPhysical chemistryEngineeringOrganic chemistryThermodynamicsElectrocatalysts for Energy ConversionElectrochemical Analysis and ApplicationsAdvanced battery technologies research