Excellent electrocatalytic performance of metal-free thiophene–sulfur covalent organic frameworks for hydrogen evolution in alkaline medium
Yunchao Ma, Yue Fu, Wei Jiang, Yuanyuan Wu, Chunbo Liu, Guangbo Che, Qianrong Fang
Abstract
Two metal-free 2D COF materials were synthesized by Schiff base reaction, which showed excellent HER activity in alkaline medium. The two structures were through DFT calculated, and the relationship between band gap and overpotential was analyzed.
Topics & Concepts
OverpotentialSulfurThiopheneSchiff baseMetalCovalent bondMaterials scienceInorganic chemistryChemical engineeringChemistryPolymer chemistryOrganic chemistryElectrochemistryMetallurgyElectrodePhysical chemistryEngineeringElectrocatalysts for Energy ConversionCovalent Organic Framework ApplicationsFuel Cells and Related Materials