预处理条件对高浓度过氧化氢分解用银网催化剂初始活性的影响
通过电镀法制备了用于催化分解高浓度过氧化氢的银网催化剂,采用过氧化氢预处理的方法对其初始催化性能进行了改进.结果表明,采用90%过氧化氢预处理町明显提高银网催化剂的初始活性,扫描电子显微镜和X射线光电子能谱表征结果显示90%过氧化氢预处理后的银网催化剂表面形成了大量1μm的沟壑并有Ag2O的生成,这是其性能提高的主要原因....
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Published in | Chinese journal of catalysis Vol. 27; no. 11; pp. 957 - 960 |
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Main Author | |
Format | Journal Article |
Language | Chinese |
Published |
中国科学院研究生院,北京,100049%中国科学院大连化学物理研究所,辽宁大连,116023
2006
中国科学院大连化学物理研究所,辽宁大连,116023 |
Subjects | |
Online Access | Get full text |
ISSN | 0253-9837 1872-2067 |
DOI | 10.3321/j.issn:0253-9837.2006.11.007 |
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Abstract | 通过电镀法制备了用于催化分解高浓度过氧化氢的银网催化剂,采用过氧化氢预处理的方法对其初始催化性能进行了改进.结果表明,采用90%过氧化氢预处理町明显提高银网催化剂的初始活性,扫描电子显微镜和X射线光电子能谱表征结果显示90%过氧化氢预处理后的银网催化剂表面形成了大量1μm的沟壑并有Ag2O的生成,这是其性能提高的主要原因. |
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AbstractList | 通过电镀法制备了用于催化分解高浓度过氧化氢的银网催化剂,采用过氧化氢预处理的方法对其初始催化性能进行了改进.结果表明,采用90%过氧化氢预处理町明显提高银网催化剂的初始活性,扫描电子显微镜和X射线光电子能谱表征结果显示90%过氧化氢预处理后的银网催化剂表面形成了大量1μm的沟壑并有Ag2O的生成,这是其性能提高的主要原因. O643/TQ56; 通过电镀法制备了用于催化分解高浓度过氧化氢的银网催化剂,采用过氧化氢预处理的方法对其初始催化性能进行了改进. 结果表明,采用90%过氧化氢预处理可明显提高银网催化剂的初始活性,扫描电子显微镜和X射线光电子能谱表征结果显示90%过氧化氢预处理后的银网催化剂表面形成了大量1 μm的沟壑并有Ag2O的生成,这是其性能提高的主要原因. |
Author | 周志江 王晓东 单继宏 丛昱 杨小峰 张涛 |
AuthorAffiliation | 中国科学院大连化学物理研究所,辽宁大连116023 中国科学院研究生院,北京100049 |
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Author_FL | CONG Yu WANG Xiaodong ZHOU Zhijiang YANG Xiaofeng ZHANG Tao SHAN Jihong |
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SubjectTerms | 分解 过氧化氢 银网催化剂 预处理 |
Title | 预处理条件对高浓度过氧化氢分解用银网催化剂初始活性的影响 |
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