Surface-enhanced Raman scattering observations on bipyridine, phthalimide, phenylethylamine and theobromine by using a fine silver particle-doped cellulose gel film

被引:20
作者
Kurokawa, Y [1 ]
Imai, Y [1 ]
Tamai, Y [1 ]
机构
[1] ISHINOMAKI SENSHU UNIV,DEPT BASIC SCI,ISHINOMAKI 986,JAPAN
关键词
surface-enhanced Raman scattering; fine silver particles; cellulose; gel; film; 2,2'-BIPYRIDINE; SPECTROSCOPY; SPECTRA;
D O I
10.1039/a702697h
中图分类号
O65 [分析化学];
学科分类号
070302 ; 081704 ;
摘要
A surface-enhanced Raman scattering (SERS)-active Ag particle-doped cellulose gel film was prepared reproducibly by the counter diffusion method. In the literature, SER spectra of 2,2'-bipyridine and phthalimide were similar to those adsorbed on Ag sol. This doped film permits the SERS of a vital functional substance such as a theobromine to be obtained at concentrations down to 10(-3)-10(-7) M.
引用
收藏
页码:941 / 944
页数:4
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