Electrochemical two-electron O<sub>2</sub> reduction reaction toward H<sub>2</sub>O<sub>2</sub> production: using cobalt porphyrin decorated carbon nanotubes as a nanohybrid catalyst
Kai Dong, Jie Liang, Yuchun Ren, Yuanyuan Wang, Zhaoquan Xu, Luchao Yue, Tingshuai Li, Qian Liu, Yonglan Luo, Yang Liu, Shuyan Gao, Mohamed S. Hamdy, Quan Li, Dongwei Ma, Xuping Sun
Abstract
A Co-tetramethoxyphenylporphyrin/carbon nanotube hybrid efficiently electrocatalyzes H 2 O 2 production via 2e − O 2 reduction with an ultrahigh mass activity. The catalytic mechanism is revealed by in situ infrared spectroscopy and DFT calculations.
Topics & Concepts
PorphyrinCobaltCatalysisCarbon nanotubeElectrochemistryElectrocatalystMaterials scienceCarbon fibersInfrared spectroscopyPhotochemistryNanotechnologyPhysical chemistryInorganic chemistryChemistryElectrodeOrganic chemistryComposite numberComposite materialElectrocatalysts for Energy ConversionAdvanced battery technologies researchCO2 Reduction Techniques and Catalysts