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材料工程  2005 

超声空化、离心钨酸凝胶对产物纳米三氧化钨物化性能的影响及其光催化活性

, PP. 20-25

Keywords: 钨酸凝胶,超声,离心,微孔,比表面积,光催化

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Abstract:

钨酸钠经阳离子树脂交换制备钨酸溶胶、凝胶,发现对其进行重复超声波洗涤、离心,能够制备出具有微孔高比表面积纳米三氧化钨薄片。分别研究超声波洗涤、传统洗涤、离心处理对三氧化钨结晶结构、晶粒及形貌的影响,并探讨其影响机理及光催化降解气相有机污染物活性。

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