1 引言
2 结果与讨论
2.1 物理表征分析
2.2 光催化性能分析
图2 (a) AgC-MOF光催化生成H2O2的时间曲线; (b) Ag-TEPT在不同气体氛围中的光催化H2O2产率对比; 光催化前后Ag-TEPT的(c) PXRD谱图和(d) XPS谱图; (e) Ag-TEPT在不同活性物质捕获剂作用下的H2O2产率对比; (f) RDE测试得到的Koutecky-Levich图Figure 2 (a) Time course of photocatalytic production of H2O2 for AgC-MOFs; (b) Comparison of photocatalytic H2O2 production rates by Ag-TEPT under different gas atmospheres; (c) PXRD patterns and (d) XPS spectra for Ag-TEPT before and after the photocatalytic reaction; (e) H2O2 production efficiency of Ag-TEPT under different active material capture agents; (f) Koutecky-Levich plots from RDE measurements |
2.3 光电性质
图3 (a) Ag-TEPT和Ag-TEPB的紫外-可见漫反射光谱; (b) Ag-TEPT的Mott-Schottky曲线图; (c)能带结构示意图; (d) Nyquist图; (e)光电流响应曲线; (f) Ag-TEPT和Ag-TEPB的PL光谱(激发波长500 nm)Figure 3 (a) UV-Vis DRS of Ag-TEPT and Ag-TEPB; (b) Mott-Schottky plots of Ag-TEPT; (c) Energy level diagrams; (d) Nyquist plots; (e) Photocurrent response curves; (f) PL emission spectra of Ag-TEPT and Ag-TEPB under 500 nm excitation |