SERS and molecular orientation in Langmuir-Blodgett films deposited onto smooth copper surfaces

被引:13
作者
MunizMiranda, M [1 ]
Puggelli, M [1 ]
Ricceri, R [1 ]
Gabrielli, G [1 ]
机构
[1] UNIV FLORENCE,DIPARTIMENTO CHIM,I-50121 FLORENCE,ITALY
关键词
D O I
10.1021/la960098o
中图分类号
O6 [化学];
学科分类号
0703 ;
摘要
Surface-enhanced Raman spectroscopy was applied to the investigation of a hemicyanine dye and a 2-amino-5-nitropyridine derivative as Langmuir-Blodgett layers deposited onto smooth copper surfaces. Raman spectra of neat materials, thin layers, and LB films on Cu surfaces are reported. SERS enhancement was achieved by using colloidal silver. Orientation of the molecules in the LB films and interactions with the metal substrate are discussed.
引用
收藏
页码:4417 / 4420
页数:4
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