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OALib Journal期刊
ISSN: 2333-9721
费用：99美元
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金属四苯基卟啉在氧化银和银胶体上的表面增强拉曼光谱研究(英文)
, PP. 59-62
Keywords: 表面增强拉曼散射,卟啉,氧化银胶体
Abstract:
研究了四苯基卟啉金属配合物(MTPP;M=Ag,Cu,Pd,Mg)和游离碱(H2TPP)在氧化银和银胶体中的表面增强拉曼光谱(SERS).在Ag2O胶体中MTPP和H2TPP的SERS谱与其普通拉曼谱明显不同,可知吸附分子在Ag2O胶粒表面发生反应所引起,况且产物于460nm附近有一强烈吸收,可知它含有共扼双吡咯发色团.在OH-修饰的银胶上也观察到类似的光谱变化.
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