杨凤林
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以ACF为模板制备掺氮TiO2及其光催化脱氨氮研究
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Indexed by:期刊论文

Date of Publication:2005-09-23

Journal:感光科学与光化学

Included Journals:ISTIC、CSCD、Scopus

Volume:23

Issue:5

Page Number:374-381

ISSN No.:1000-3231

Key Words:二氧化钛;光催化氧化;可见光活性;脱氨氮;掺氮

Abstract:本文采用溶胶-凝胶法制备了以活性炭纤维(ACF)为模板的掺氮TiO2光催化剂,利用XRD、XPS、TEM、SEM和UV-Vis等方法对催化剂进行了表征,测定了催化剂在紫外、日光照射下光催化脱氨氮的活性.ACF作模板掺氮TiO2催化剂具有介孔结构,平均粒径约为10 nm,比表面积为64.43 m2/g.紫外、可见光光催化2 h氨氮(85 mg/L)废水的氨氮去除率分别为68%和47%.结果表明,催化剂中氮的含量是影响催化剂光催化活性的重要因素.

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Gender:Male

Alma Mater:大连工学院

Degree:Master's Degree

School/Department:环境学院

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