Designing Ce single-atom-sites coupled with CeO<sub>2</sub> nanoparticles for oxygen reduction enhancement
Jianping Liu, Guijun Li, Chuanlan Xu, Hongdian Chen, Rong Jin, Lingtao Sun, Chenyang Shu, Haifeng Chen, Chaozhong Guo, Honglin Li, Yujun Si
Abstract
This work proposed a novel supramolecular-gel-pyrolysis method to design a non-noble 3D porous CeO 2 /SACe-N–C composite that functioned as an efficient catalyst with dense Ce-N 4 O 4 |CeO 2 coupling sites for the ORR in a zinc–air battery.
Topics & Concepts
NanoparticleMaterials scienceCatalysisBattery (electricity)Oxygen reductionPyrolysisAtom (system on chip)Chemical engineeringOxygen atomComposite numberZincCoupling (piping)Reduction (mathematics)PorosityWork (physics)NanotechnologyOxygenChemistryMoleculeMetallurgyPhysical chemistryComputer scienceComposite materialElectrochemistryElectrodeOrganic chemistryThermodynamicsPower (physics)EngineeringMathematicsPhysicsGeometryEmbedded systemElectrocatalysts for Energy ConversionCatalytic Processes in Materials ScienceAdvanced battery technologies research