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Abstract:
采用溶胶凝胶法制备了活性炭负载二氧化钛(TiO2/AC)催化剂,研究其对水中微量莠去津的光催化降解情况.结果表明,当TiO2/AC催化剂在活化温度为500℃,TiO2负载量为34.4%,催化剂使用量大于15 mg/L时表现出最高的催化活性,在最优条件下TiO2/AC催化剂对水中40μg/L莠去津的光催化降解符合准一级反应动力学方程,降解效率为91.4%,催化效果优于TiO2、P25TiO2以及TiO2+AC的混合体系.莠去津的光催化降解途径为脱氯反应生成羟基化产物OHA,OHA脱烷基生成OHDIA和OHDEA.
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Source :
哈尔滨商业大学学报(自然科学版)
Year: 2008
Issue: 06
Volume: 24
Page: 667-671
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count:
Chinese Cited Count:
30 Days PV: 7
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