| Zn_xTiO_yN_z的制备及其在可见光下制氢的研究 |
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| 引用本文： | 孙晓君,白刚,魏金枝,刘惠,刘晓惠.Zn_xTiO_yN_z的制备及其在可见光下制氢的研究[J].材料科学与工艺,2009(4):586-589. |
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| 作者姓名： | 孙晓君 白刚 魏金枝 刘惠 刘晓惠 |
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| 作者单位： | 哈尔滨理工大学化学与环境工程学院; |
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| 基金项目： | 黑龙江省教育厅科学技术研究项目(11511050); 黑龙江省博士后基金资助项目(LSZH-04120) |
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| 摘 要： | 为研制具有可见光响应的光催化剂,本文以硝酸锌和钛酸四丁酯为原料,通过溶胶-凝胶法和高温气固相氮化反应制备了具有可见光响应的新型光催化剂ZnxTiOyNz.并用X射线衍射仪、X射线光电子能谱和紫外-可见漫反射光谱等测试手段对其结构进行了表征.同时还研究了Pt的负载量对光催化分解水制氢反应活性的影响.结果表明:在大于400nm的可见光照射下,在Pt的负载量为1.8wt%(质量百分比)时,产氢速率为36.2μmolh-1.
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| 关 键 词： | 溶胶凝胶 氮掺杂 可见光 光催化 制氢 |
Preparation of Zn_xTiO_yN_z and photocatalytic splitting watetr into H_2 under visible light |
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| SUN Xiao-jun,BAI Gang,WEI Jin-zhi,LIU Hui,LIU Xiao-hui.Preparation of Zn_xTiO_yN_z and photocatalytic splitting watetr into H_2 under visible light[J].Materials Science and Technology,2009(4):586-589. |
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| Authors: | SUN Xiao-jun BAI Gang WEI Jin-zhi LIU Hui LIU Xiao-hui |
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| Affiliation: | SUN Xiao-jun,BAI Gang,WEI Jin-zhi,LIU Hui,LIU Xiao-hui(School of Chemistry & Environmental Engineering,Harbin University of Science, Technology,Harbin,150040) |
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| Abstract: | To develop a kind of photocatalyst which can respond to visible light,a new kind of photocatalysts,ZnxTiOyNz powders,was prepared using Zn(NO3) 2 and Ti(OC4H9) 4as starting substance by sol-gel method and nitridation of solid phase at high temperature.The prepared samples were characterized by X-ray diffraction,X-ray photoelectron spectroscopy and ultraviolet-visible diffuse reflectance spectroscopy.The influence of Pt loading amount of ZnxTiOyNzon the hydrogen production by photocatalytic hydrolyzation was... |
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| Keywords: | sol—gel N-doped visible light photocatalysis hydrogen production |
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