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Abstract:
分别采用十六烷基三甲基溴化铵(CTAB)、CTAB-EG(乙二醇)模板法和CTAB-EG-NaCl法(即以一定量的NaCl填充由CTAB-EG模板法所得前驱体的孔道)制备出Ce0.6Zr0.35Y0.05O2(CZY)固溶体纳米粒子,并利用X射线衍射、高分辨扫描电子显微镜、透射电子显微镜、选区电子衍射及N2吸附-脱附等技术表征了这些材料的物理性质.结果表明,3种方法制备的Ce0.6Zr0.35Y0.05O2样品都具有虫孔状介孔立方晶相结构,孔径分布窄(平均孔径5.3~7.1 nm),比表面积高(95~119 m2·g-1),孔容大(0.16~0.18cm3·g-1).NaCl的引入有利于在较高温度下合成多孔固体纳米材料时保持孔道结构.
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科学通报
ISSN: 0023-074X
Year: 2006
Issue: 18
Volume: 51
Page: 2109-2113
Cited Count:
WoS CC Cited Count: 0
SCOPUS Cited Count:
ESI Highly Cited Papers on the List: 0 Unfold All
WanFang Cited Count: 2
Chinese Cited Count:
30 Days PV: 4
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