%0 Journal Article
%T Photoelectrocatalytic degradation of methylene blue by Ru-TiO_2 photoelectrode<br>Ru-TiO_2光电极对亚甲基蓝的光电催化降解
%A Wang Liming
%A Yao Binghu
%A Pei Liang
%A Cheng Gang
%A <br>王理明
%A 姚秉华
%A 裴亮
%A 程刚
%J 环境工程学报
%D 2010
%I 
%X 采用阳极氧化法制备Ru-TiO2光电极,以该电极为工作电极,石墨作对电极,饱和甘汞电极为参比电极,对亚甲基蓝溶液的光电催化降解进行了研究。结果表明:煅烧温度600℃,掺杂1%Ru的Ru-TiO2光电极催化活性最好；以紫外灯(125 W)为光源,当外加偏压0.2 V,pH为5时, Ru-TiO2光电催化亚甲基蓝120 min可使其完全脱色；亚甲基蓝的光电催化降解遵从Langmuir-Hinshelwood动力学模型,测得其反应速率常数k＝0.781 mmol/(L·min),吸附常数K＝0.225 L/mmol。
%K Ru-TiO2 photoelectrode
%K photoelectrocatalysis
%K methylene blue<br>Ru-TiO2光电极
%K 光电催化
%K 亚甲基蓝
%U http://www.alljournals.cn/get_abstract_url.aspx?pcid=3FF3ABA7486768130C3FF830376F43B398E0C97F0FF2DD53&cid=92E6F4267FD4CBCB51B1E49E014D8054&jid=3567BD61129AA59043F5DE01F8815DB5&aid=94A5C1E39BF43BD02663BCBB26241D21&yid=140ECF96957D60B2&vid=E158A972A605785F&iid=E158A972A605785F&sid=C990359CEBD48A9E&eid=043C7D0F3F6AC1B3&journal_id=1673-9108&journal_name=环境工程学报&referenced_num=0&reference_num=10