One-step fabrication of a self-supported Co@CoTe<sub>2</sub> electrocatalyst for efficient and durable oxygen evolution reactions
Qi Yu, Jie Wu, Junyuan Xu, Han Gao, Zijuan Du, Baoshun Liu, Lifeng Liu, Dehua Xiong
Abstract
The optimal hydrothermal synthesis of a Co@CoTe<sub>2</sub>-240 electrode needs an overpotential of 286 mV to achieve a current density of 10 mA cm<sup>−2</sup> and is able to sustain galvanostatic OER electrolysis for 16 hours with little degradation of less than 20 mV.
Topics & Concepts
OverpotentialElectrocatalystElectrolysisOxygen evolutionHydrothermal circulationFabricationCurrent densityMaterials scienceChemical engineeringElectrodeInorganic chemistryChemistryElectrochemistryPhysical chemistryPhysicsElectrolytePathologyQuantum mechanicsEngineeringMedicineAlternative medicineElectrocatalysts for Energy ConversionAdvanced battery technologies researchElectrochemical Analysis and Applications