Novel Ag–Cu substrates for surface-enhanced Raman scattering

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Bibliographic Details
Title: Novel Ag–Cu substrates for surface-enhanced Raman scattering
Authors: Sun, Xianzhong1, Lin, Linhan1, Li, Zhengcao1, Zhang, Zhengjun1, Feng, Jiayou fengjy@mail.tsinghua.edu.cn
Source: Materials Letters. Nov2009, Vol. 63 Issue 27, p2306-2308. 3p.
Subjects: Colloidal silver, Surface enhanced Raman effect, Metal crystal growth, Substrates (Materials science), Dendritic crystals, Chemical processes, Copper, Temperature
Abstract: Abstract: Ag dendrites were deposited on rough Cu plate by a simple galvanic displacement process between Ag ion and Cu under room temperature. Surface-enhanced Raman scattering (SERS) performances have been studied using Rhodamine 6G (R6G) probe molecules on this kind of Ag–Cu substrates. The high SERS enhancements are attributed to the highly branched Ag dendritic nanostructures and Ag nanoparticles formed on the trunks, branches, and even leaves. [Copyright &y& Elsevier]
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Description
Abstract:Abstract: Ag dendrites were deposited on rough Cu plate by a simple galvanic displacement process between Ag ion and Cu under room temperature. Surface-enhanced Raman scattering (SERS) performances have been studied using Rhodamine 6G (R6G) probe molecules on this kind of Ag–Cu substrates. The high SERS enhancements are attributed to the highly branched Ag dendritic nanostructures and Ag nanoparticles formed on the trunks, branches, and even leaves. [Copyright &y& Elsevier]
ISSN:0167577X
DOI:10.1016/j.matlet.2009.07.058