微观形貌调控对g-CN光催化性能影响的综合实验设计

Comprehensive innovation experiment for exploring the influence of morphology regulation on photocatalytic performance of g-CN

基于前沿课题和研究基础,设计了探究微观形貌调控对氮化碳(g-CN)光催化性能影响的化学综合创新实验。该实验涉及纳米片、纳米棒和纳米球形貌的g-CN材料制备,光催化降解甲基蓝染料性能测试的基本实验操作,以及利用XRD、FT-IR、SEM和紫外-可见分光光度计等仪器表征材料的结构和形貌,并使用Origin软件对数据进行处理和分析等。涵盖了半导体理论、光化学与催化反应以及材料的分子结构、晶体结构和微观结构分析等学科知识点。实验结果表明,g-CN纳米球的光降解性能最优,其对甲基蓝的降解率可达94.5%。

Based on cutting-edge topics and research basis,a chemical experiment was designed to study the influences on micro-morphology of graphitic carbon nitride(g-CN)for photocatalysis.This experiment involved the basic experimental operations of preparing g-CN nanosheets,nanorods and nanosphere photocatalytic materials,the photocatalytic degradation of methyl blue dye performance test,and using XRD,FT-IR,SEM and UV-visible spectrophotometer instruments characterize the structure and morphology of materials.The design of this experiment covers knowledge in the fields of semiconductor,photochemistry,catalysis,molecular and crystal structure,micronano structure and many other disciplines.The experimental results show that the photodegradation performance of g-CN nanospheres is the best,the degradation rate of methyl blue reached 94.5%.