Visible light-driven H<sub>2</sub>O<sub>2</sub> synthesis over Au/C<sub>3</sub>N<sub>4</sub>: medium-sized Au nanoparticles exhibiting suitable built-in electric fields and inhibiting reverse H<sub>2</sub>O<sub>2</sub> decomposition
Mengzhen Song, Huijuan Shao, Yi Chen, Xiangyang Deng, Yanyan Chen, Yue Yao, Shuxiang Lu, Xiaoyuan Liao
Abstract
A series of different sized Au NPs over C 3 N 4 were investigated for H 2 O 2 production. The results show that H 2 O 2 yield follows a volcanic trend with the decrease of Au particle size, and the highest production rate of 1052 μmol g −1 h −1 was obtained.
Topics & Concepts
CatalysisNanoparticleMaterials scienceSelectivityPhotocatalysisAbsorption (acoustics)HeterojunctionAdsorptionNanotechnologyVisible spectrumParticle (ecology)Particle sizeChemical engineeringNoble metalDecompositionChemistryOptoelectronicsPhysical chemistryOrganic chemistryOceanographyComposite materialGeologyEngineeringAdvanced Photocatalysis TechniquesCatalytic Processes in Materials ScienceGas Sensing Nanomaterials and Sensors