Single-atom Cu on N-doped carbon for efficient catalytic oxidation of gaseous Hg0 : Performance and mechanistic insights
Single-atom Cu on N-doped carbon for efficient catalytic oxidation of gaseous Hg0 : Performance and mechanistic insights
研究概述
一步热解制备氮掺杂碳负载Cu单原子催化剂，用于气态单质汞氧化去除。显微和EXAFS支持Cu–N4类配位，计算揭示其促进氧气活化并将Hg0氧化为HgO；含氧、SO2、NO和水汽的复杂模拟烟气中汞去除率88.2%。
谱图与表征信息
Fig. 4. The normalized XANES results of Cu/N-C and standard reference (a); FT-EXAFS spectra of samples in the R-space (b); EXAFS fitting and Cu-N4 structure (c); WT plots of Cu/N-C and standard reference (d, e, f, g).